diff options
Diffstat (limited to 'arch/arm')
34 files changed, 2538 insertions, 2216 deletions
diff --git a/arch/arm/boot/dts/spear300-evb.dts b/arch/arm/boot/dts/spear300-evb.dts new file mode 100644 index 000000000000..402ca0d55011 --- /dev/null +++ b/arch/arm/boot/dts/spear300-evb.dts @@ -0,0 +1,221 @@ +/* + * DTS file for SPEAr300 Evaluation Baord + * + * Copyright 2012 Viresh Kumar <viresh.kumar@st.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +/include/ "spear300.dtsi" + +/ { + model = "ST SPEAr300 Evaluation Board"; + compatible = "st,spear300-evb", "st,spear300"; + #address-cells = <1>; + #size-cells = <1>; + + memory { + reg = <0 0x40000000>; + }; + + ahb { + pinmux@99000000 { + st,pinmux-mode = <2>; + pinctrl-names = "default"; + pinctrl-0 = <&state_default>; + + state_default: pinmux { + i2c0 { + st,pins = "i2c0_grp"; + st,function = "i2c0"; + }; + ssp0 { + st,pins = "ssp0_grp"; + st,function = "ssp0"; + }; + mii0 { + st,pins = "mii0_grp"; + st,function = "mii0"; + }; + uart0 { + st,pins = "uart0_grp"; + st,function = "uart0"; + }; + clcd { + st,pins = "clcd_pfmode_grp"; + st,function = "clcd"; + }; + sdhci { + st,pins = "sdhci_4bit_grp"; + st,function = "sdhci"; + }; + gpio1 { + st,pins = "gpio1_4_to_7_grp", + "gpio1_0_to_3_grp"; + st,function = "gpio1"; + }; + }; + }; + + clcd@60000000 { + status = "okay"; + }; + + dma@fc400000 { + status = "okay"; + }; + + fsmc: flash@94000000 { + status = "okay"; + }; + + gmac: eth@e0800000 { + status = "okay"; + }; + + sdhci@70000000 { + int-gpio = <&gpio1 0 0>; + power-gpio = <&gpio1 2 1>; + status = "okay"; + }; + + smi: flash@fc000000 { + status = "okay"; + }; + + spi0: spi@d0100000 { + status = "okay"; + }; + + ehci@e1800000 { + status = "okay"; + }; + + ohci@e1900000 { + status = "okay"; + }; + + ohci@e2100000 { + status = "okay"; + }; + + apb { + gpio0: gpio@fc980000 { + status = "okay"; + }; + + gpio1: gpio@a9000000 { + status = "okay"; + }; + + i2c0: i2c@d0180000 { + status = "okay"; + }; + + kbd@a0000000 { + linux,keymap = < 0x00010000 + 0x00020100 + 0x00030200 + 0x00040300 + 0x00050400 + 0x00060500 + 0x00070600 + 0x00080700 + 0x00090800 + 0x000a0001 + 0x000c0101 + 0x000d0201 + 0x000e0301 + 0x000f0401 + 0x00100501 + 0x00110601 + 0x00120701 + 0x00130801 + 0x00140002 + 0x00150102 + 0x00160202 + 0x00170302 + 0x00180402 + 0x00190502 + 0x001a0602 + 0x001b0702 + 0x001c0802 + 0x001d0003 + 0x001e0103 + 0x001f0203 + 0x00200303 + 0x00210403 + 0x00220503 + 0x00230603 + 0x00240703 + 0x00250803 + 0x00260004 + 0x00270104 + 0x00280204 + 0x00290304 + 0x002a0404 + 0x002b0504 + 0x002c0604 + 0x002d0704 + 0x002e0804 + 0x002f0005 + 0x00300105 + 0x00310205 + 0x00320305 + 0x00330405 + 0x00340505 + 0x00350605 + 0x00360705 + 0x00370805 + 0x00380006 + 0x00390106 + 0x003a0206 + 0x003b0306 + 0x003c0406 + 0x003d0506 + 0x003e0606 + 0x003f0706 + 0x00400806 + 0x00410007 + 0x00420107 + 0x00430207 + 0x00440307 + 0x00450407 + 0x00460507 + 0x00470607 + 0x00480707 + 0x00490807 + 0x004a0008 + 0x004b0108 + 0x004c0208 + 0x004d0308 + 0x004e0408 + 0x004f0508 + 0x00500608 + 0x00510708 + 0x00520808 >; + autorepeat; + st,mode = <0>; + status = "okay"; + }; + + rtc@fc900000 { + status = "okay"; + }; + + serial@d0000000 { + status = "okay"; + }; + + wdt@fc880000 { + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/spear300.dtsi b/arch/arm/boot/dts/spear300.dtsi new file mode 100644 index 000000000000..01c5e358fdb2 --- /dev/null +++ b/arch/arm/boot/dts/spear300.dtsi @@ -0,0 +1,77 @@ +/* + * DTS file for SPEAr300 SoC + * + * Copyright 2012 Viresh Kumar <viresh.kumar@st.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/include/ "spear3xx.dtsi" + +/ { + ahb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0x60000000 0x60000000 0x50000000 + 0xd0000000 0xd0000000 0x30000000>; + + pinmux@99000000 { + compatible = "st,spear300-pinmux"; + reg = <0x99000000 0x1000>; + }; + + clcd@60000000 { + compatible = "arm,clcd-pl110", "arm,primecell"; + reg = <0x60000000 0x1000>; + interrupts = <30>; + status = "disabled"; + }; + + fsmc: flash@94000000 { + compatible = "st,spear600-fsmc-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x94000000 0x1000 /* FSMC Register */ + 0x80000000 0x0010>; /* NAND Base */ + reg-names = "fsmc_regs", "nand_data"; + st,ale-off = <0x20000>; + st,cle-off = <0x10000>; + status = "disabled"; + }; + + sdhci@70000000 { + compatible = "st,sdhci-spear"; + reg = <0x70000000 0x100>; + interrupts = <1>; + status = "disabled"; + }; + + apb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0xa0000000 0xa0000000 0x10000000 + 0xd0000000 0xd0000000 0x30000000>; + + gpio1: gpio@a9000000 { + #gpio-cells = <2>; + compatible = "arm,pl061", "arm,primecell"; + gpio-controller; + reg = <0xa9000000 0x1000>; + status = "disabled"; + }; + + kbd@a0000000 { + compatible = "st,spear300-kbd"; + reg = <0xa0000000 0x1000>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/spear310-evb.dts b/arch/arm/boot/dts/spear310-evb.dts new file mode 100644 index 000000000000..6d95317100ad --- /dev/null +++ b/arch/arm/boot/dts/spear310-evb.dts @@ -0,0 +1,172 @@ +/* + * DTS file for SPEAr310 Evaluation Baord + * + * Copyright 2012 Viresh Kumar <viresh.kumar@st.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +/include/ "spear310.dtsi" + +/ { + model = "ST SPEAr310 Evaluation Board"; + compatible = "st,spear310-evb", "st,spear310"; + #address-cells = <1>; + #size-cells = <1>; + + memory { + reg = <0 0x40000000>; + }; + + ahb { + pinmux@b4000000 { + pinctrl-names = "default"; + pinctrl-0 = <&state_default>; + + state_default: pinmux { + gpio0 { + st,pins = "gpio0_pin0_grp", + "gpio0_pin1_grp", + "gpio0_pin2_grp", + "gpio0_pin3_grp", + "gpio0_pin4_grp", + "gpio0_pin5_grp"; + st,function = "gpio0"; + }; + i2c0 { + st,pins = "i2c0_grp"; + st,function = "i2c0"; + }; + mii0 { + st,pins = "mii0_grp"; + st,function = "mii0"; + }; + ssp0 { + st,pins = "ssp0_grp"; + st,function = "ssp0"; + }; + uart0 { + st,pins = "uart0_grp"; + st,function = "uart0"; + }; + emi { + st,pins = "emi_cs_0_to_5_grp"; + st,function = "emi"; + }; + fsmc { + st,pins = "fsmc_grp"; + st,function = "fsmc"; + }; + uart1 { + st,pins = "uart1_grp"; + st,function = "uart1"; + }; + uart2 { + st,pins = "uart2_grp"; + st,function = "uart2"; + }; + uart3 { + st,pins = "uart3_grp"; + st,function = "uart3"; + }; + uart4 { + st,pins = "uart4_grp"; + st,function = "uart4"; + }; + uart5 { + st,pins = "uart5_grp"; + st,function = "uart5"; + }; + }; + }; + + dma@fc400000 { + status = "okay"; + }; + + fsmc: flash@44000000 { + status = "okay"; + }; + + gmac: eth@e0800000 { + status = "okay"; + }; + + smi: flash@fc000000 { + status = "okay"; + clock-rate=<50000000>; + + flash@f8000000 { + label = "m25p64"; + reg = <0xf8000000 0x800000>; + #address-cells = <1>; + #size-cells = <1>; + st,smi-fast-mode; + }; + }; + + spi0: spi@d0100000 { + status = "okay"; + }; + + ehci@e1800000 { + status = "okay"; + }; + + ohci@e1900000 { + status = "okay"; + }; + + ohci@e2100000 { + status = "okay"; + }; + + apb { + gpio0: gpio@fc980000 { + status = "okay"; + }; + + i2c0: i2c@d0180000 { + status = "okay"; + }; + + rtc@fc900000 { + status = "okay"; + }; + + serial@d0000000 { + status = "okay"; + }; + + serial@b2000000 { + status = "okay"; + }; + + serial@b2080000 { + status = "okay"; + }; + + serial@b2100000 { + status = "okay"; + }; + + serial@b2180000 { + status = "okay"; + }; + + serial@b2200000 { + status = "okay"; + }; + + wdt@fc880000 { + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/spear310.dtsi b/arch/arm/boot/dts/spear310.dtsi new file mode 100644 index 000000000000..e47081c494d9 --- /dev/null +++ b/arch/arm/boot/dts/spear310.dtsi @@ -0,0 +1,80 @@ +/* + * DTS file for SPEAr310 SoC + * + * Copyright 2012 Viresh Kumar <viresh.kumar@st.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/include/ "spear3xx.dtsi" + +/ { + ahb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0x40000000 0x40000000 0x10000000 + 0xb0000000 0xb0000000 0x10000000 + 0xd0000000 0xd0000000 0x30000000>; + + pinmux@b4000000 { + compatible = "st,spear310-pinmux"; + reg = <0xb4000000 0x1000>; + }; + + fsmc: flash@44000000 { + compatible = "st,spear600-fsmc-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x44000000 0x1000 /* FSMC Register */ + 0x40000000 0x0010>; /* NAND Base */ + reg-names = "fsmc_regs", "nand_data"; + st,ale-off = <0x10000>; + st,cle-off = <0x20000>; + status = "disabled"; + }; + + apb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0xb0000000 0xb0000000 0x10000000 + 0xd0000000 0xd0000000 0x30000000>; + + serial@b2000000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xb2000000 0x1000>; + status = "disabled"; + }; + + serial@b2080000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xb2080000 0x1000>; + status = "disabled"; + }; + + serial@b2100000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xb2100000 0x1000>; + status = "disabled"; + }; + + serial@b2180000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xb2180000 0x1000>; + status = "disabled"; + }; + + serial@b2200000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xb2200000 0x1000>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/spear320-evb.dts b/arch/arm/boot/dts/spear320-evb.dts new file mode 100644 index 000000000000..0c6463b71a37 --- /dev/null +++ b/arch/arm/boot/dts/spear320-evb.dts @@ -0,0 +1,173 @@ +/* + * DTS file for SPEAr320 Evaluation Baord + * + * Copyright 2012 Viresh Kumar <viresh.kumar@st.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +/include/ "spear320.dtsi" + +/ { + model = "ST SPEAr300 Evaluation Board"; + compatible = "st,spear300-evb", "st,spear300"; + #address-cells = <1>; + #size-cells = <1>; + + memory { + reg = <0 0x40000000>; + }; + + ahb { + pinmux@b3000000 { + st,pinmux-mode = <3>; + pinctrl-names = "default"; + pinctrl-0 = <&state_default>; + + state_default: pinmux { + i2c0 { + st,pins = "i2c0_grp"; + st,function = "i2c0"; + }; + mii0 { + st,pins = "mii0_grp"; + st,function = "mii0"; + }; + ssp0 { + st,pins = "ssp0_grp"; + st,function = "ssp0"; + }; + uart0 { + st,pins = "uart0_grp"; + st,function = "uart0"; + }; + sdhci { + st,pins = "sdhci_cd_51_grp"; + st,function = "sdhci"; + }; + i2s { + st,pins = "i2s_grp"; + st,function = "i2s"; + }; + uart1 { + st,pins = "uart1_grp"; + st,function = "uart1"; + }; + uart2 { + st,pins = "uart2_grp"; + st,function = "uart2"; + }; + can0 { + st,pins = "can0_grp"; + st,function = "can0"; + }; + can1 { + st,pins = "can1_grp"; + st,function = "can1"; + }; + mii2 { + st,pins = "mii2_grp"; + st,function = "mii2"; + }; + pwm0_1 { + st,pins = "pwm0_1_pin_14_15_grp"; + st,function = "pwm0_1"; + }; + pwm2 { + st,pins = "pwm2_pin_13_grp"; + st,function = "pwm2"; + }; + }; + }; + + clcd@90000000 { + status = "okay"; + }; + + dma@fc400000 { + status = "okay"; + }; + + fsmc: flash@4c000000 { + status = "okay"; + }; + + gmac: eth@e0800000 { + status = "okay"; + }; + + sdhci@70000000 { + power-gpio = <&gpio0 2 1>; + power_always_enb; + status = "okay"; + }; + + smi: flash@fc000000 { + status = "okay"; + }; + + spi0: spi@d0100000 { + status = "okay"; + }; + + spi1: spi@a5000000 { + status = "okay"; + }; + + spi2: spi@a6000000 { + status = "okay"; + }; + + ehci@e1800000 { + status = "okay"; + }; + + ohci@e1900000 { + status = "okay"; + }; + + ohci@e2100000 { + status = "okay"; + }; + + apb { + gpio0: gpio@fc980000 { + status = "okay"; + }; + + i2c0: i2c@d0180000 { + status = "okay"; + }; + + i2c1: i2c@a7000000 { + status = "okay"; + }; + + rtc@fc900000 { + status = "okay"; + }; + + serial@d0000000 { + status = "okay"; + }; + + serial@a3000000 { + status = "okay"; + }; + + serial@a4000000 { + status = "okay"; + }; + + wdt@fc880000 { + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/spear320.dtsi b/arch/arm/boot/dts/spear320.dtsi new file mode 100644 index 000000000000..5372ca399b1f --- /dev/null +++ b/arch/arm/boot/dts/spear320.dtsi @@ -0,0 +1,95 @@ +/* + * DTS file for SPEAr320 SoC + * + * Copyright 2012 Viresh Kumar <viresh.kumar@st.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/include/ "spear3xx.dtsi" + +/ { + ahb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0x40000000 0x40000000 0x80000000 + 0xd0000000 0xd0000000 0x30000000>; + + pinmux@b3000000 { + compatible = "st,spear320-pinmux"; + reg = <0xb3000000 0x1000>; + }; + + clcd@90000000 { + compatible = "arm,clcd-pl110", "arm,primecell"; + reg = <0x90000000 0x1000>; + interrupts = <33>; + status = "disabled"; + }; + + fsmc: flash@4c000000 { + compatible = "st,spear600-fsmc-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x4c000000 0x1000 /* FSMC Register */ + 0x50000000 0x0010>; /* NAND Base */ + reg-names = "fsmc_regs", "nand_data"; + st,ale-off = <0x20000>; + st,cle-off = <0x10000>; + status = "disabled"; + }; + + sdhci@70000000 { + compatible = "st,sdhci-spear"; + reg = <0x70000000 0x100>; + interrupts = <29>; + status = "disabled"; + }; + + spi1: spi@a5000000 { + compatible = "arm,pl022", "arm,primecell"; + reg = <0xa5000000 0x1000>; + status = "disabled"; + }; + + spi2: spi@a6000000 { + compatible = "arm,pl022", "arm,primecell"; + reg = <0xa6000000 0x1000>; + status = "disabled"; + }; + + apb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0xa0000000 0xa0000000 0x10000000 + 0xd0000000 0xd0000000 0x30000000>; + + i2c1: i2c@a7000000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,designware-i2c"; + reg = <0xa7000000 0x1000>; + status = "disabled"; + }; + + serial@a3000000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xa3000000 0x1000>; + status = "disabled"; + }; + + serial@a4000000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xa4000000 0x1000>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/spear3xx.dtsi b/arch/arm/boot/dts/spear3xx.dtsi new file mode 100644 index 000000000000..0ae7c8e86311 --- /dev/null +++ b/arch/arm/boot/dts/spear3xx.dtsi @@ -0,0 +1,144 @@ +/* + * DTS file for all SPEAr3xx SoCs + * + * Copyright 2012 Viresh Kumar <viresh.kumar@st.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/include/ "skeleton.dtsi" + +/ { + interrupt-parent = <&vic>; + + cpus { + cpu@0 { + compatible = "arm,arm926ejs"; + }; + }; + + memory { + device_type = "memory"; + reg = <0 0x40000000>; + }; + + ahb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0xd0000000 0xd0000000 0x30000000>; + + vic: interrupt-controller@f1100000 { + compatible = "arm,pl190-vic"; + interrupt-controller; + reg = <0xf1100000 0x1000>; + #interrupt-cells = <1>; + }; + + dma@fc400000 { + compatible = "arm,pl080", "arm,primecell"; + reg = <0xfc400000 0x1000>; + interrupt-parent = <&vic>; + interrupts = <8>; + status = "disabled"; + }; + + gmac: eth@e0800000 { + compatible = "st,spear600-gmac"; + reg = <0xe0800000 0x8000>; + interrupts = <23 22>; + interrupt-names = "macirq", "eth_wake_irq"; + status = "disabled"; + }; + + smi: flash@fc000000 { + compatible = "st,spear600-smi"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0xfc000000 0x1000>; + interrupts = <9>; + status = "disabled"; + }; + + spi0: spi@d0100000 { + compatible = "arm,pl022", "arm,primecell"; + reg = <0xd0100000 0x1000>; + interrupts = <20>; + status = "disabled"; + }; + + ehci@e1800000 { + compatible = "st,spear600-ehci", "usb-ehci"; + reg = <0xe1800000 0x1000>; + interrupts = <26>; + status = "disabled"; + }; + + ohci@e1900000 { + compatible = "st,spear600-ohci", "usb-ohci"; + reg = <0xe1900000 0x1000>; + interrupts = <25>; + status = "disabled"; + }; + + ohci@e2100000 { + compatible = "st,spear600-ohci", "usb-ohci"; + reg = <0xe2100000 0x1000>; + interrupts = <27>; + status = "disabled"; + }; + + apb { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0xd0000000 0xd0000000 0x30000000>; + + gpio0: gpio@fc980000 { + compatible = "arm,pl061", "arm,primecell"; + reg = <0xfc980000 0x1000>; + interrupts = <11>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + status = "disabled"; + }; + + i2c0: i2c@d0180000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,designware-i2c"; + reg = <0xd0180000 0x1000>; + interrupts = <21>; + status = "disabled"; + }; + + rtc@fc900000 { + compatible = "st,spear-rtc"; + reg = <0xfc900000 0x1000>; + interrupts = <10>; + status = "disabled"; + }; + + serial@d0000000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0xd0000000 0x1000>; + interrupts = <19>; + status = "disabled"; + }; + + wdt@fc880000 { + compatible = "arm,sp805", "arm,primecell"; + reg = <0xfc880000 0x1000>; + interrupts = <12>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/spear600-evb.dts b/arch/arm/boot/dts/spear600-evb.dts index 636292e18c90..790a7a8a5ccd 100644 --- a/arch/arm/boot/dts/spear600-evb.dts +++ b/arch/arm/boot/dts/spear600-evb.dts @@ -24,6 +24,10 @@ }; ahb { + dma@fc400000 { + status = "okay"; + }; + gmac: ethernet@e0800000 { phy-mode = "gmii"; status = "okay"; diff --git a/arch/arm/boot/dts/spear600.dtsi b/arch/arm/boot/dts/spear600.dtsi index ebe0885a2b98..d777e3a6f178 100644 --- a/arch/arm/boot/dts/spear600.dtsi +++ b/arch/arm/boot/dts/spear600.dtsi @@ -45,6 +45,14 @@ #interrupt-cells = <1>; }; + dma@fc400000 { + compatible = "arm,pl080", "arm,primecell"; + reg = <0xfc400000 0x1000>; + interrupt-parent = <&vic1>; + interrupts = <10>; + status = "disabled"; + }; + gmac: ethernet@e0800000 { compatible = "st,spear600-gmac"; reg = <0xe0800000 0x8000>; diff --git a/arch/arm/configs/spear3xx_defconfig b/arch/arm/configs/spear3xx_defconfig index fea7e1f026a3..7ed42912d69a 100644 --- a/arch/arm/configs/spear3xx_defconfig +++ b/arch/arm/configs/spear3xx_defconfig @@ -2,33 +2,67 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BLK_DEV_INITRD=y -CONFIG_KALLSYMS_EXTRA_PASS=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y +CONFIG_PARTITION_ADVANCED=y CONFIG_PLAT_SPEAR=y -CONFIG_BOARD_SPEAR300_EVB=y -CONFIG_BOARD_SPEAR310_EVB=y -CONFIG_BOARD_SPEAR320_EVB=y +CONFIG_MACH_SPEAR300=y +CONFIG_MACH_SPEAR310=y +CONFIG_MACH_SPEAR320=y CONFIG_BINFMT_MISC=y +CONFIG_NET=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_MTD=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_FSMC=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=16384 +CONFIG_NETDEVICES=y +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CIRRUS is not set +# CONFIG_NET_VENDOR_FARADAY is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +CONFIG_STMMAC_ETH=y +# CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=y # CONFIG_INPUT_MOUSEDEV_PSAUX is not set -# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_KEYBOARD_ATKBD is not set +CONFIG_KEYBOARD_SPEAR=y # CONFIG_INPUT_MOUSE is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_RAW_DRIVER=y CONFIG_MAX_RAW_DEVS=8192 +CONFIG_I2C=y +CONFIG_I2C_DESIGNWARE_PLATFORM=y +CONFIG_SPI=y +CONFIG_SPI_PL022=y CONFIG_GPIO_SYSFS=y CONFIG_GPIO_PL061=y # CONFIG_HWMON is not set +CONFIG_WATCHDOG=y +CONFIG_ARM_SP805_WATCHDOG=y +CONFIG_FB=y +CONFIG_FB_ARMCLCD=y # CONFIG_HID_SUPPORT is not set -# CONFIG_USB_SUPPORT is not set +CONFIG_USB=y +# CONFIG_USB_DEVICE_CLASS is not set +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_OHCI_HCD=y +CONFIG_MMC=y +CONFIG_MMC_SDHCI=y +CONFIG_MMC_SDHCI_SPEAR=y +CONFIG_RTC_CLASS=y +CONFIG_DMADEVICES=y +CONFIG_AMBA_PL08X=y +CONFIG_DMATEST=m CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_SECURITY=y @@ -39,8 +73,6 @@ CONFIG_MSDOS_FS=m CONFIG_VFAT_FS=m CONFIG_FAT_DEFAULT_IOCHARSET="ascii" CONFIG_TMPFS=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_NLS=y CONFIG_NLS_DEFAULT="utf8" CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ASCII=m @@ -48,6 +80,4 @@ CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SPINLOCK=y -CONFIG_DEBUG_SPINLOCK_SLEEP=y CONFIG_DEBUG_INFO=y -# CONFIG_CRC32 is not set diff --git a/arch/arm/configs/spear6xx_defconfig b/arch/arm/configs/spear6xx_defconfig index cef2e836afd2..cf94bc73a0e0 100644 --- a/arch/arm/configs/spear6xx_defconfig +++ b/arch/arm/configs/spear6xx_defconfig @@ -2,29 +2,58 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BLK_DEV_INITRD=y -CONFIG_KALLSYMS_EXTRA_PASS=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y +CONFIG_PARTITION_ADVANCED=y CONFIG_PLAT_SPEAR=y CONFIG_ARCH_SPEAR6XX=y -CONFIG_BOARD_SPEAR600_EVB=y +CONFIG_BOARD_SPEAR600_DT=y CONFIG_BINFMT_MISC=y +CONFIG_NET=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_MTD=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_FSMC=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=16384 +CONFIG_NETDEVICES=y +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CIRRUS is not set +# CONFIG_NET_VENDOR_FARADAY is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +CONFIG_STMMAC_ETH=y +# CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=y # CONFIG_INPUT_MOUSEDEV_PSAUX is not set +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y -# CONFIG_LEGACY_PTYS is not set CONFIG_RAW_DRIVER=y CONFIG_MAX_RAW_DEVS=8192 +CONFIG_I2C=y +CONFIG_I2C_DESIGNWARE_PLATFORM=y +CONFIG_SPI=y +CONFIG_SPI_PL022=y CONFIG_GPIO_SYSFS=y CONFIG_GPIO_PL061=y # CONFIG_HWMON is not set +CONFIG_WATCHDOG=y +CONFIG_ARM_SP805_WATCHDOG=y # CONFIG_HID_SUPPORT is not set -# CONFIG_USB_SUPPORT is not set +CONFIG_USB=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_OHCI_HCD=y +CONFIG_RTC_CLASS=y +CONFIG_DMADEVICES=y +CONFIG_AMBA_PL08X=y +CONFIG_DMATEST=m CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_SECURITY=y @@ -35,8 +64,6 @@ CONFIG_MSDOS_FS=m CONFIG_VFAT_FS=m CONFIG_FAT_DEFAULT_IOCHARSET="ascii" CONFIG_TMPFS=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_NLS=y CONFIG_NLS_DEFAULT="utf8" CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ASCII=m @@ -44,6 +71,4 @@ CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SPINLOCK=y -CONFIG_DEBUG_SPINLOCK_SLEEP=y CONFIG_DEBUG_INFO=y -# CONFIG_CRC32 is not set diff --git a/arch/arm/mach-spear3xx/Kconfig b/arch/arm/mach-spear3xx/Kconfig index 2cee6b0de371..8bd37291fa4f 100644 --- a/arch/arm/mach-spear3xx/Kconfig +++ b/arch/arm/mach-spear3xx/Kconfig @@ -5,39 +5,22 @@ if ARCH_SPEAR3XX menu "SPEAr3xx Implementations" -config BOARD_SPEAR300_EVB - bool "SPEAr300 Evaluation Board" - select MACH_SPEAR300 - help - Supports ST SPEAr300 Evaluation Board - -config BOARD_SPEAR310_EVB - bool "SPEAr310 Evaluation Board" - select MACH_SPEAR310 - help - Supports ST SPEAr310 Evaluation Board - -config BOARD_SPEAR320_EVB - bool "SPEAr320 Evaluation Board" - select MACH_SPEAR320 - help - Supports ST SPEAr320 Evaluation Board - -endmenu - config MACH_SPEAR300 - bool "SPEAr300" + bool "SPEAr300 Machine support with Device Tree" + select PINCTRL_SPEAR300 help - Supports ST SPEAr300 Machine + Supports ST SPEAr300 machine configured via the device-tree config MACH_SPEAR310 - bool "SPEAr310" + bool "SPEAr310 Machine support with Device Tree" + select PINCTRL_SPEAR310 help - Supports ST SPEAr310 Machine + Supports ST SPEAr310 machine configured via the device-tree config MACH_SPEAR320 - bool "SPEAr320" + bool "SPEAr320 Machine support with Device Tree" + select PINCTRL_SPEAR320 help - Supports ST SPEAr320 Machine - + Supports ST SPEAr320 machine configured via the device-tree +endmenu endif #ARCH_SPEAR3XX diff --git a/arch/arm/mach-spear3xx/Makefile b/arch/arm/mach-spear3xx/Makefile index b24862489704..17b5d83cf2d5 100644 --- a/arch/arm/mach-spear3xx/Makefile +++ b/arch/arm/mach-spear3xx/Makefile @@ -3,24 +3,13 @@ # # common files -obj-y += spear3xx.o clock.o +obj-$(CONFIG_ARCH_SPEAR3XX) += spear3xx.o clock.o # spear300 specific files obj-$(CONFIG_MACH_SPEAR300) += spear300.o -# spear300 boards files -obj-$(CONFIG_BOARD_SPEAR300_EVB) += spear300_evb.o - - # spear310 specific files obj-$(CONFIG_MACH_SPEAR310) += spear310.o -# spear310 boards files -obj-$(CONFIG_BOARD_SPEAR310_EVB) += spear310_evb.o - - # spear320 specific files obj-$(CONFIG_MACH_SPEAR320) += spear320.o - -# spear320 boards files -obj-$(CONFIG_BOARD_SPEAR320_EVB) += spear320_evb.o diff --git a/arch/arm/mach-spear3xx/Makefile.boot b/arch/arm/mach-spear3xx/Makefile.boot index 4674a4c221db..d93e2177e6ec 100644 --- a/arch/arm/mach-spear3xx/Makefile.boot +++ b/arch/arm/mach-spear3xx/Makefile.boot @@ -1,3 +1,7 @@ zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 + +dtb-$(CONFIG_MACH_SPEAR300) += spear300-evb.dtb +dtb-$(CONFIG_MACH_SPEAR310) += spear310-evb.dtb +dtb-$(CONFIG_MACH_SPEAR320) += spear320-evb.dtb diff --git a/arch/arm/mach-spear3xx/clock.c b/arch/arm/mach-spear3xx/clock.c index 6c4841f55223..eeafe38eab25 100644 --- a/arch/arm/mach-spear3xx/clock.c +++ b/arch/arm/mach-spear3xx/clock.c @@ -11,9 +11,11 @@ * warranty of any kind, whether express or implied. */ +#include <linux/clkdev.h> #include <linux/init.h> #include <linux/io.h> #include <linux/kernel.h> +#include <linux/of_platform.h> #include <asm/mach-types.h> #include <plat/clock.h> #include <mach/misc_regs.h> @@ -411,6 +413,21 @@ static struct clk usbd_clk = { .recalc = &follow_parent, }; +/* clock derived from usbh clk */ +/* usbh0 clock */ +static struct clk usbh0_clk = { + .flags = ALWAYS_ENABLED, + .pclk = &usbh_clk, + .recalc = &follow_parent, +}; + +/* usbh1 clock */ +static struct clk usbh1_clk = { + .flags = ALWAYS_ENABLED, + .pclk = &usbh_clk, + .recalc = &follow_parent, +}; + /* clock derived from ahb clk */ /* apb masks structure */ static struct bus_clk_masks apb_masks = { @@ -652,109 +669,126 @@ static struct clk pwm_clk = { /* array of all spear 3xx clock lookups */ static struct clk_lookup spear_clk_lookups[] = { - { .con_id = "apb_pclk", .clk = &dummy_apb_pclk}, + CLKDEV_INIT(NULL, "apb_pclk", &dummy_apb_pclk), /* root clks */ - { .con_id = "osc_32k_clk", .clk = &osc_32k_clk}, - { .con_id = "osc_24m_clk", .clk = &osc_24m_clk}, + CLKDEV_INIT(NULL, "osc_32k_clk", &osc_32k_clk), + CLKDEV_INIT(NULL, "osc_24m_clk", &osc_24m_clk), /* clock derived from 32 KHz osc clk */ - { .dev_id = "rtc-spear", .clk = &rtc_clk}, + CLKDEV_INIT("fc900000.rtc", NULL, &rtc_clk), /* clock derived from 24 MHz osc clk */ - { .con_id = "pll1_clk", .clk = &pll1_clk}, - { .con_id = "pll3_48m_clk", .clk = &pll3_48m_clk}, - { .dev_id = "wdt", .clk = &wdt_clk}, + CLKDEV_INIT(NULL, "pll1_clk", &pll1_clk), + CLKDEV_INIT(NULL, "pll3_48m_clk", &pll3_48m_clk), + CLKDEV_INIT("fc880000.wdt", NULL, &wdt_clk), /* clock derived from pll1 clk */ - { .con_id = "cpu_clk", .clk = &cpu_clk}, - { .con_id = "ahb_clk", .clk = &ahb_clk}, - { .con_id = "uart_synth_clk", .clk = &uart_synth_clk}, - { .con_id = "firda_synth_clk", .clk = &firda_synth_clk}, - { .con_id = "gpt0_synth_clk", .clk = &gpt0_synth_clk}, - { .con_id = "gpt1_synth_clk", .clk = &gpt1_synth_clk}, - { .con_id = "gpt2_synth_clk", .clk = &gpt2_synth_clk}, - { .dev_id = "uart", .clk = &uart_clk}, - { .dev_id = "firda", .clk = &firda_clk}, - { .dev_id = "gpt0", .clk = &gpt0_clk}, - { .dev_id = "gpt1", .clk = &gpt1_clk}, - { .dev_id = "gpt2", .clk = &gpt2_clk}, + CLKDEV_INIT(NULL, "cpu_clk", &cpu_clk), + CLKDEV_INIT(NULL, "ahb_clk", &ahb_clk), + CLKDEV_INIT(NULL, "uart_synth_clk", &uart_synth_clk), + CLKDEV_INIT(NULL, "firda_synth_clk", &firda_synth_clk), + CLKDEV_INIT(NULL, "gpt0_synth_clk", &gpt0_synth_clk), + CLKDEV_INIT(NULL, "gpt1_synth_clk", &gpt1_synth_clk), + CLKDEV_INIT(NULL, "gpt2_synth_clk", &gpt2_synth_clk), + CLKDEV_INIT("d0000000.serial", NULL, &uart_clk), + CLKDEV_INIT("firda", NULL, &firda_clk), + CLKDEV_INIT("gpt0", NULL, &gpt0_clk), + CLKDEV_INIT("gpt1", NULL, &gpt1_clk), + CLKDEV_INIT("gpt2", NULL, &gpt2_clk), /* clock derived from pll3 clk */ - { .dev_id = "designware_udc", .clk = &usbd_clk}, - { .con_id = "usbh_clk", .clk = &usbh_clk}, + CLKDEV_INIT("designware_udc", NULL, &usbd_clk), + CLKDEV_INIT(NULL, "usbh_clk", &usbh_clk), + /* clock derived from usbh clk */ + CLKDEV_INIT(NULL, "usbh.0_clk", &usbh0_clk), + CLKDEV_INIT(NULL, "usbh.1_clk", &usbh1_clk), /* clock derived from ahb clk */ - { .con_id = "apb_clk", .clk = &apb_clk}, - { .dev_id = "i2c_designware.0", .clk = &i2c_clk}, - { .dev_id = "dma", .clk = &dma_clk}, - { .dev_id = "jpeg", .clk = &jpeg_clk}, - { .dev_id = "gmac", .clk = &gmac_clk}, - { .dev_id = "smi", .clk = &smi_clk}, - { .dev_id = "c3", .clk = &c3_clk}, + CLKDEV_INIT(NULL, "apb_clk", &apb_clk), + CLKDEV_INIT("d0180000.i2c", NULL, &i2c_clk), + CLKDEV_INIT("fc400000.dma", NULL, &dma_clk), + CLKDEV_INIT("jpeg", NULL, &jpeg_clk), + CLKDEV_INIT("e0800000.eth", NULL, &gmac_clk), + CLKDEV_INIT("fc000000.flash", NULL, &smi_clk), + CLKDEV_INIT("c3", NULL, &c3_clk), /* clock derived from apb clk */ - { .dev_id = "adc", .clk = &adc_clk}, - { .dev_id = "ssp-pl022.0", .clk = &ssp0_clk}, - { .dev_id = "gpio", .clk = &gpio_clk}, + CLKDEV_INIT("adc", NULL, &adc_clk), + CLKDEV_INIT("d0100000.spi", NULL, &ssp0_clk), + CLKDEV_INIT("fc980000.gpio", NULL, &gpio_clk), }; /* array of all spear 300 clock lookups */ #ifdef CONFIG_MACH_SPEAR300 static struct clk_lookup spear300_clk_lookups[] = { - { .dev_id = "clcd", .clk = &clcd_clk}, - { .con_id = "fsmc", .clk = &fsmc_clk}, - { .dev_id = "gpio1", .clk = &gpio1_clk}, - { .dev_id = "keyboard", .clk = &kbd_clk}, - { .dev_id = "sdhci", .clk = &sdhci_clk}, + CLKDEV_INIT("60000000.clcd", NULL, &clcd_clk), + CLKDEV_INIT("94000000.flash", NULL, &fsmc_clk), + CLKDEV_INIT("a9000000.gpio", NULL, &gpio1_clk), + CLKDEV_INIT("a0000000.kbd", NULL, &kbd_clk), + CLKDEV_INIT("70000000.sdhci", NULL, &sdhci_clk), }; + +void __init spear300_clk_init(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(spear_clk_lookups); i++) + clk_register(&spear_clk_lookups[i]); + + for (i = 0; i < ARRAY_SIZE(spear300_clk_lookups); i++) + clk_register(&spear300_clk_lookups[i]); + + clk_init(); +} #endif /* array of all spear 310 clock lookups */ #ifdef CONFIG_MACH_SPEAR310 static struct clk_lookup spear310_clk_lookups[] = { - { .con_id = "fsmc", .clk = &fsmc_clk}, - { .con_id = "emi", .clk = &emi_clk}, - { .dev_id = "uart1", .clk = &uart1_clk}, - { .dev_id = "uart2", .clk = &uart2_clk}, - { .dev_id = "uart3", .clk = &uart3_clk}, - { .dev_id = "uart4", .clk = &uart4_clk}, - { .dev_id = "uart5", .clk = &uart5_clk}, + CLKDEV_INIT("44000000.flash", NULL, &fsmc_clk), + CLKDEV_INIT(NULL, "emi", &emi_clk), + CLKDEV_INIT("b2000000.serial", NULL, &uart1_clk), + CLKDEV_INIT("b2080000.serial", NULL, &uart2_clk), + CLKDEV_INIT("b2100000.serial", NULL, &uart3_clk), + CLKDEV_INIT("b2180000.serial", NULL, &uart4_clk), + CLKDEV_INIT("b2200000.serial", NULL, &uart5_clk), }; + +void __init spear310_clk_init(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(spear_clk_lookups); i++) + clk_register(&spear_clk_lookups[i]); + + for (i = 0; i < ARRAY_SIZE(spear310_clk_lookups); i++) + clk_register(&spear310_clk_lookups[i]); + + clk_init(); +} #endif /* array of all spear 320 clock lookups */ #ifdef CONFIG_MACH_SPEAR320 static struct clk_lookup spear320_clk_lookups[] = { - { .dev_id = "clcd", .clk = &clcd_clk}, - { .con_id = "fsmc", .clk = &fsmc_clk}, - { .dev_id = "i2c_designware.1", .clk = &i2c1_clk}, - { .con_id = "emi", .clk = &emi_clk}, - { .dev_id = "pwm", .clk = &pwm_clk}, - { .dev_id = "sdhci", .clk = &sdhci_clk}, - { .dev_id = "c_can_platform.0", .clk = &can0_clk}, - { .dev_id = "c_can_platform.1", .clk = &can1_clk}, - { .dev_id = "ssp-pl022.1", .clk = &ssp1_clk}, - { .dev_id = "ssp-pl022.2", .clk = &ssp2_clk}, - { .dev_id = "uart1", .clk = &uart1_clk}, - { .dev_id = "uart2", .clk = &uart2_clk}, -}; -#endif - -void __init spear3xx_clk_init(void) + CLKDEV_INIT("90000000.clcd", NULL, &clcd_clk), + CLKDEV_INIT("4c000000.flash", NULL, &fsmc_clk), + CLKDEV_INIT("a7000000.i2c", NULL, &i2c1_clk), + CLKDEV_INIT(NULL, "emi", &emi_clk), + CLKDEV_INIT("pwm", NULL, &pwm_clk), + CLKDEV_INIT("70000000.sdhci", NULL, &sdhci_clk), + CLKDEV_INIT("c_can_platform.0", NULL, &can0_clk), + CLKDEV_INIT("c_can_platform.1", NULL, &can1_clk), + CLKDEV_INIT("a5000000.spi", NULL, &ssp1_clk), + CLKDEV_INIT("a6000000.spi", NULL, &ssp2_clk), + CLKDEV_INIT("a3000000.serial", NULL, &uart1_clk), + CLKDEV_INIT("a4000000.serial", NULL, &uart2_clk), +}; + +void __init spear320_clk_init(void) { - int i, cnt; - struct clk_lookup *lookups; - - if (machine_is_spear300()) { - cnt = ARRAY_SIZE(spear300_clk_lookups); - lookups = spear300_clk_lookups; - } else if (machine_is_spear310()) { - cnt = ARRAY_SIZE(spear310_clk_lookups); - lookups = spear310_clk_lookups; - } else { - cnt = ARRAY_SIZE(spear320_clk_lookups); - lookups = spear320_clk_lookups; - } + int i; for (i = 0; i < ARRAY_SIZE(spear_clk_lookups); i++) clk_register(&spear_clk_lookups[i]); - for (i = 0; i < cnt; i++) - clk_register(&lookups[i]); + for (i = 0; i < ARRAY_SIZE(spear320_clk_lookups); i++) + clk_register(&spear320_clk_lookups[i]); clk_init(); } +#endif diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h index 14276e5a98d2..9603bf4d5119 100644 --- a/arch/arm/mach-spear3xx/include/mach/generic.h +++ b/arch/arm/mach-spear3xx/include/mach/generic.h @@ -14,12 +14,12 @@ #ifndef __MACH_GENERIC_H #define __MACH_GENERIC_H +#include <linux/amba/pl08x.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/amba/bus.h> #include <asm/mach/time.h> #include <asm/mach/map.h> -#include <plat/padmux.h> /* spear3xx declarations */ /* @@ -31,171 +31,32 @@ #define SPEAR_GPT0_CHAN1_IRQ SPEAR3XX_IRQ_CPU_GPT1_2 /* Add spear3xx family device structure declarations here */ -extern struct amba_device spear3xx_gpio_device; -extern struct amba_device spear3xx_uart_device; extern struct sys_timer spear3xx_timer; +extern struct pl022_ssp_controller pl022_plat_data; +extern struct pl08x_platform_data pl080_plat_data; /* Add spear3xx family function declarations here */ -void __init spear3xx_clk_init(void); void __init spear_setup_timer(void); void __init spear3xx_map_io(void); -void __init spear3xx_init_irq(void); -void __init spear3xx_init(void); +void __init spear3xx_dt_init_irq(void); void spear_restart(char, const char *); -/* pad mux declarations */ -#define PMX_FIRDA_MASK (1 << 14) -#define PMX_I2C_MASK (1 << 13) -#define PMX_SSP_CS_MASK (1 << 12) -#define PMX_SSP_MASK (1 << 11) -#define PMX_MII_MASK (1 << 10) -#define PMX_GPIO_PIN0_MASK (1 << 9) -#define PMX_GPIO_PIN1_MASK (1 << 8) -#define PMX_GPIO_PIN2_MASK (1 << 7) -#define PMX_GPIO_PIN3_MASK (1 << 6) -#define PMX_GPIO_PIN4_MASK (1 << 5) -#define PMX_GPIO_PIN5_MASK (1 << 4) -#define PMX_UART0_MODEM_MASK (1 << 3) -#define PMX_UART0_MASK (1 << 2) -#define PMX_TIMER_3_4_MASK (1 << 1) -#define PMX_TIMER_1_2_MASK (1 << 0) - -/* pad mux devices */ -extern struct pmx_dev spear3xx_pmx_firda; -extern struct pmx_dev spear3xx_pmx_i2c; -extern struct pmx_dev spear3xx_pmx_ssp_cs; -extern struct pmx_dev spear3xx_pmx_ssp; -extern struct pmx_dev spear3xx_pmx_mii; -extern struct pmx_dev spear3xx_pmx_gpio_pin0; -extern struct pmx_dev spear3xx_pmx_gpio_pin1; -extern struct pmx_dev spear3xx_pmx_gpio_pin2; -extern struct pmx_dev spear3xx_pmx_gpio_pin3; -extern struct pmx_dev spear3xx_pmx_gpio_pin4; -extern struct pmx_dev spear3xx_pmx_gpio_pin5; -extern struct pmx_dev spear3xx_pmx_uart0_modem; -extern struct pmx_dev spear3xx_pmx_uart0; -extern struct pmx_dev spear3xx_pmx_timer_3_4; -extern struct pmx_dev spear3xx_pmx_timer_1_2; - -#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320) -/* padmux plgpio devices */ -extern struct pmx_dev spear3xx_pmx_plgpio_0_1; -extern struct pmx_dev spear3xx_pmx_plgpio_2_3; -extern struct pmx_dev spear3xx_pmx_plgpio_4_5; -extern struct pmx_dev spear3xx_pmx_plgpio_6_9; -extern struct pmx_dev spear3xx_pmx_plgpio_10_27; -extern struct pmx_dev spear3xx_pmx_plgpio_28; -extern struct pmx_dev spear3xx_pmx_plgpio_29; -extern struct pmx_dev spear3xx_pmx_plgpio_30; -extern struct pmx_dev spear3xx_pmx_plgpio_31; -extern struct pmx_dev spear3xx_pmx_plgpio_32; -extern struct pmx_dev spear3xx_pmx_plgpio_33; -extern struct pmx_dev spear3xx_pmx_plgpio_34_36; -extern struct pmx_dev spear3xx_pmx_plgpio_37_42; -extern struct pmx_dev spear3xx_pmx_plgpio_43_44_47_48; -extern struct pmx_dev spear3xx_pmx_plgpio_45_46_49_50; -#endif - /* spear300 declarations */ #ifdef CONFIG_MACH_SPEAR300 -/* Add spear300 machine device structure declarations here */ -extern struct amba_device spear300_gpio1_device; - -/* pad mux modes */ -extern struct pmx_mode spear300_nand_mode; -extern struct pmx_mode spear300_nor_mode; -extern struct pmx_mode spear300_photo_frame_mode; -extern struct pmx_mode spear300_lend_ip_phone_mode; -extern struct pmx_mode spear300_hend_ip_phone_mode; -extern struct pmx_mode spear300_lend_wifi_phone_mode; -extern struct pmx_mode spear300_hend_wifi_phone_mode; -extern struct pmx_mode spear300_ata_pabx_wi2s_mode; -extern struct pmx_mode spear300_ata_pabx_i2s_mode; -extern struct pmx_mode spear300_caml_lcdw_mode; -extern struct pmx_mode spear300_camu_lcd_mode; -extern struct pmx_mode spear300_camu_wlcd_mode; -extern struct pmx_mode spear300_caml_lcd_mode; - -/* pad mux devices */ -extern struct pmx_dev spear300_pmx_fsmc_2_chips; -extern struct pmx_dev spear300_pmx_fsmc_4_chips; -extern struct pmx_dev spear300_pmx_keyboard; -extern struct pmx_dev spear300_pmx_clcd; -extern struct pmx_dev spear300_pmx_telecom_gpio; -extern struct pmx_dev spear300_pmx_telecom_tdm; -extern struct pmx_dev spear300_pmx_telecom_spi_cs_i2c_clk; -extern struct pmx_dev spear300_pmx_telecom_camera; -extern struct pmx_dev spear300_pmx_telecom_dac; -extern struct pmx_dev spear300_pmx_telecom_i2s; -extern struct pmx_dev spear300_pmx_telecom_boot_pins; -extern struct pmx_dev spear300_pmx_telecom_sdhci_4bit; -extern struct pmx_dev spear300_pmx_telecom_sdhci_8bit; -extern struct pmx_dev spear300_pmx_gpio1; - -/* Add spear300 machine function declarations here */ -void __init spear300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, - u8 pmx_dev_count); +void __init spear300_clk_init(void); #endif /* CONFIG_MACH_SPEAR300 */ /* spear310 declarations */ #ifdef CONFIG_MACH_SPEAR310 -/* Add spear310 machine device structure declarations here */ - -/* pad mux devices */ -extern struct pmx_dev spear310_pmx_emi_cs_0_1_4_5; -extern struct pmx_dev spear310_pmx_emi_cs_2_3; -extern struct pmx_dev spear310_pmx_uart1; -extern struct pmx_dev spear310_pmx_uart2; -extern struct pmx_dev spear310_pmx_uart3_4_5; -extern struct pmx_dev spear310_pmx_fsmc; -extern struct pmx_dev spear310_pmx_rs485_0_1; -extern struct pmx_dev spear310_pmx_tdm0; - -/* Add spear310 machine function declarations here */ -void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, - u8 pmx_dev_count); +void __init spear310_clk_init(void); #endif /* CONFIG_MACH_SPEAR310 */ /* spear320 declarations */ #ifdef CONFIG_MACH_SPEAR320 -/* Add spear320 machine device structure declarations here */ - -/* pad mux modes */ -extern struct pmx_mode spear320_auto_net_smii_mode; -extern struct pmx_mode spear320_auto_net_mii_mode; -extern struct pmx_mode spear320_auto_exp_mode; -extern struct pmx_mode spear320_small_printers_mode; - -/* pad mux devices */ -extern struct pmx_dev spear320_pmx_clcd; -extern struct pmx_dev spear320_pmx_emi; -extern struct pmx_dev spear320_pmx_fsmc; -extern struct pmx_dev spear320_pmx_spp; -extern struct pmx_dev spear320_pmx_sdhci; -extern struct pmx_dev spear320_pmx_i2s; -extern struct pmx_dev spear320_pmx_uart1; -extern struct pmx_dev spear320_pmx_uart1_modem; -extern struct pmx_dev spear320_pmx_uart2; -extern struct pmx_dev spear320_pmx_touchscreen; -extern struct pmx_dev spear320_pmx_can; -extern struct pmx_dev spear320_pmx_sdhci_led; -extern struct pmx_dev spear320_pmx_pwm0; -extern struct pmx_dev spear320_pmx_pwm1; -extern struct pmx_dev spear320_pmx_pwm2; -extern struct pmx_dev spear320_pmx_pwm3; -extern struct pmx_dev spear320_pmx_ssp1; -extern struct pmx_dev spear320_pmx_ssp2; -extern struct pmx_dev spear320_pmx_mii1; -extern struct pmx_dev spear320_pmx_smii0; -extern struct pmx_dev spear320_pmx_smii1; -extern struct pmx_dev spear320_pmx_i2c1; - -/* Add spear320 machine function declarations here */ -void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, - u8 pmx_dev_count); +void __init spear320_clk_init(void); #endif /* CONFIG_MACH_SPEAR320 */ diff --git a/arch/arm/mach-spear3xx/include/mach/hardware.h b/arch/arm/mach-spear3xx/include/mach/hardware.h index 4660c0d8ec0d..defa374f5bee 100644 --- a/arch/arm/mach-spear3xx/include/mach/hardware.h +++ b/arch/arm/mach-spear3xx/include/mach/hardware.h @@ -17,7 +17,4 @@ #include <plat/hardware.h> #include <mach/spear.h> -/* Vitual to physical translation of statically mapped space */ -#define IO_ADDRESS(x) (x | 0xF0000000) - #endif /* __MACH_HARDWARE_H */ diff --git a/arch/arm/mach-spear3xx/include/mach/spear.h b/arch/arm/mach-spear3xx/include/mach/spear.h index 63fd98356919..8e3900aa0d45 100644 --- a/arch/arm/mach-spear3xx/include/mach/spear.h +++ b/arch/arm/mach-spear3xx/include/mach/spear.h @@ -25,8 +25,9 @@ /* ICM1 - Low speed connection */ #define SPEAR3XX_ICM1_2_BASE UL(0xD0000000) +#define VA_SPEAR3XX_ICM1_2_BASE UL(0xFD000000) #define SPEAR3XX_ICM1_UART_BASE UL(0xD0000000) -#define VA_SPEAR3XX_ICM1_UART_BASE IO_ADDRESS(SPEAR3XX_ICM1_UART_BASE) +#define VA_SPEAR3XX_ICM1_UART_BASE (VA_SPEAR3XX_ICM1_2_BASE | SPEAR3XX_ICM1_UART_BASE) #define SPEAR3XX_ICM1_ADC_BASE UL(0xD0080000) #define SPEAR3XX_ICM1_SSP_BASE UL(0xD0100000) #define SPEAR3XX_ICM1_I2C_BASE UL(0xD0180000) @@ -53,11 +54,11 @@ #define SPEAR3XX_ICM3_ML1_2_BASE UL(0xF0000000) #define SPEAR3XX_ML1_TMR_BASE UL(0xF0000000) #define SPEAR3XX_ML1_VIC_BASE UL(0xF1100000) -#define VA_SPEAR3XX_ML1_VIC_BASE IO_ADDRESS(SPEAR3XX_ML1_VIC_BASE) /* ICM3 - Basic Subsystem */ #define SPEAR3XX_ICM3_SMEM_BASE UL(0xF8000000) #define SPEAR3XX_ICM3_SMI_CTRL_BASE UL(0xFC000000) +#define VA_SPEAR3XX_ICM3_SMI_CTRL_BASE UL(0xFC000000) #define SPEAR3XX_ICM3_DMA_BASE UL(0xFC400000) #define SPEAR3XX_ICM3_SDRAM_CTRL_BASE UL(0xFC600000) #define SPEAR3XX_ICM3_TMR0_BASE UL(0xFC800000) @@ -65,9 +66,9 @@ #define SPEAR3XX_ICM3_RTC_BASE UL(0xFC900000) #define SPEAR3XX_ICM3_GPIO_BASE UL(0xFC980000) #define SPEAR3XX_ICM3_SYS_CTRL_BASE UL(0xFCA00000) -#define VA_SPEAR3XX_ICM3_SYS_CTRL_BASE IO_ADDRESS(SPEAR3XX_ICM3_SYS_CTRL_BASE) +#define VA_SPEAR3XX_ICM3_SYS_CTRL_BASE (VA_SPEAR3XX_ICM3_SMI_CTRL_BASE | SPEAR3XX_ICM3_SYS_CTRL_BASE) #define SPEAR3XX_ICM3_MISC_REG_BASE UL(0xFCA80000) -#define VA_SPEAR3XX_ICM3_MISC_REG_BASE IO_ADDRESS(SPEAR3XX_ICM3_MISC_REG_BASE) +#define VA_SPEAR3XX_ICM3_MISC_REG_BASE (VA_SPEAR3XX_ICM3_SMI_CTRL_BASE | SPEAR3XX_ICM3_MISC_REG_BASE) #define SPEAR3XX_ICM3_TMR1_BASE UL(0xFCB00000) /* Debug uart for linux, will be used for debug and uncompress messages */ diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c index f7db66812abb..2db0bd14e481 100644 --- a/arch/arm/mach-spear3xx/spear300.c +++ b/arch/arm/mach-spear3xx/spear300.c @@ -3,373 +3,24 @@ * * SPEAr300 machine source file * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> + * Copyright (C) 2009-2012 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <linux/types.h> -#include <linux/amba/pl061.h> -#include <linux/ptrace.h> -#include <asm/irq.h> +#define pr_fmt(fmt) "SPEAr300: " fmt + +#include <linux/amba/pl08x.h> +#include <linux/of_platform.h> +#include <asm/hardware/vic.h> +#include <asm/mach/arch.h> #include <plat/shirq.h> #include <mach/generic.h> #include <mach/hardware.h> -/* pad multiplexing support */ -/* muxing registers */ -#define PAD_MUX_CONFIG_REG 0x00 -#define MODE_CONFIG_REG 0x04 - -/* modes */ -#define NAND_MODE (1 << 0) -#define NOR_MODE (1 << 1) -#define PHOTO_FRAME_MODE (1 << 2) -#define LEND_IP_PHONE_MODE (1 << 3) -#define HEND_IP_PHONE_MODE (1 << 4) -#define LEND_WIFI_PHONE_MODE (1 << 5) -#define HEND_WIFI_PHONE_MODE (1 << 6) -#define ATA_PABX_WI2S_MODE (1 << 7) -#define ATA_PABX_I2S_MODE (1 << 8) -#define CAML_LCDW_MODE (1 << 9) -#define CAMU_LCD_MODE (1 << 10) -#define CAMU_WLCD_MODE (1 << 11) -#define CAML_LCD_MODE (1 << 12) -#define ALL_MODES 0x1FFF - -struct pmx_mode spear300_nand_mode = { - .id = NAND_MODE, - .name = "nand mode", - .mask = 0x00, -}; - -struct pmx_mode spear300_nor_mode = { - .id = NOR_MODE, - .name = "nor mode", - .mask = 0x01, -}; - -struct pmx_mode spear300_photo_frame_mode = { - .id = PHOTO_FRAME_MODE, - .name = "photo frame mode", - .mask = 0x02, -}; - -struct pmx_mode spear300_lend_ip_phone_mode = { - .id = LEND_IP_PHONE_MODE, - .name = "lend ip phone mode", - .mask = 0x03, -}; - -struct pmx_mode spear300_hend_ip_phone_mode = { - .id = HEND_IP_PHONE_MODE, - .name = "hend ip phone mode", - .mask = 0x04, -}; - -struct pmx_mode spear300_lend_wifi_phone_mode = { - .id = LEND_WIFI_PHONE_MODE, - .name = "lend wifi phone mode", - .mask = 0x05, -}; - -struct pmx_mode spear300_hend_wifi_phone_mode = { - .id = HEND_WIFI_PHONE_MODE, - .name = "hend wifi phone mode", - .mask = 0x06, -}; - -struct pmx_mode spear300_ata_pabx_wi2s_mode = { - .id = ATA_PABX_WI2S_MODE, - .name = "ata pabx wi2s mode", - .mask = 0x07, -}; - -struct pmx_mode spear300_ata_pabx_i2s_mode = { - .id = ATA_PABX_I2S_MODE, - .name = "ata pabx i2s mode", - .mask = 0x08, -}; - -struct pmx_mode spear300_caml_lcdw_mode = { - .id = CAML_LCDW_MODE, - .name = "caml lcdw mode", - .mask = 0x0C, -}; - -struct pmx_mode spear300_camu_lcd_mode = { - .id = CAMU_LCD_MODE, - .name = "camu lcd mode", - .mask = 0x0D, -}; - -struct pmx_mode spear300_camu_wlcd_mode = { - .id = CAMU_WLCD_MODE, - .name = "camu wlcd mode", - .mask = 0x0E, -}; - -struct pmx_mode spear300_caml_lcd_mode = { - .id = CAML_LCD_MODE, - .name = "caml lcd mode", - .mask = 0x0F, -}; - -/* devices */ -static struct pmx_dev_mode pmx_fsmc_2_chips_modes[] = { - { - .ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE | - ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE, - .mask = PMX_FIRDA_MASK, - }, -}; - -struct pmx_dev spear300_pmx_fsmc_2_chips = { - .name = "fsmc_2_chips", - .modes = pmx_fsmc_2_chips_modes, - .mode_count = ARRAY_SIZE(pmx_fsmc_2_chips_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_fsmc_4_chips_modes[] = { - { - .ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE | - ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE, - .mask = PMX_FIRDA_MASK | PMX_UART0_MASK, - }, -}; - -struct pmx_dev spear300_pmx_fsmc_4_chips = { - .name = "fsmc_4_chips", - .modes = pmx_fsmc_4_chips_modes, - .mode_count = ARRAY_SIZE(pmx_fsmc_4_chips_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_keyboard_modes[] = { - { - .ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE | - LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE | - CAML_LCDW_MODE | CAMU_LCD_MODE | CAMU_WLCD_MODE | - CAML_LCD_MODE, - .mask = 0x0, - }, -}; - -struct pmx_dev spear300_pmx_keyboard = { - .name = "keyboard", - .modes = pmx_keyboard_modes, - .mode_count = ARRAY_SIZE(pmx_keyboard_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_clcd_modes[] = { - { - .ids = PHOTO_FRAME_MODE, - .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK , - }, { - .ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE | - CAMU_LCD_MODE | CAML_LCD_MODE, - .mask = PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear300_pmx_clcd = { - .name = "clcd", - .modes = pmx_clcd_modes, - .mode_count = ARRAY_SIZE(pmx_clcd_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_gpio_modes[] = { - { - .ids = PHOTO_FRAME_MODE | CAMU_LCD_MODE | CAML_LCD_MODE, - .mask = PMX_MII_MASK, - }, { - .ids = LEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE, - .mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK, - }, { - .ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_WLCD_MODE, - .mask = PMX_MII_MASK | PMX_TIMER_3_4_MASK, - }, { - .ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE, - .mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK, - }, { - .ids = ATA_PABX_WI2S_MODE, - .mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK - | PMX_UART0_MODEM_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_gpio = { - .name = "telecom_gpio", - .modes = pmx_telecom_gpio_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_gpio_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_tdm_modes[] = { - { - .ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE | - HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE - | HEND_WIFI_PHONE_MODE | ATA_PABX_WI2S_MODE - | ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE - | CAMU_WLCD_MODE | CAML_LCD_MODE, - .mask = PMX_UART0_MODEM_MASK | PMX_SSP_CS_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_tdm = { - .name = "telecom_tdm", - .modes = pmx_telecom_tdm_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_tdm_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_spi_cs_i2c_clk_modes[] = { - { - .ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE | - LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE - | ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE | - CAML_LCDW_MODE | CAML_LCD_MODE, - .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_spi_cs_i2c_clk = { - .name = "telecom_spi_cs_i2c_clk", - .modes = pmx_telecom_spi_cs_i2c_clk_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_spi_cs_i2c_clk_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_camera_modes[] = { - { - .ids = CAML_LCDW_MODE | CAML_LCD_MODE, - .mask = PMX_MII_MASK, - }, { - .ids = CAMU_LCD_MODE | CAMU_WLCD_MODE, - .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK | PMX_MII_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_camera = { - .name = "telecom_camera", - .modes = pmx_telecom_camera_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_camera_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_dac_modes[] = { - { - .ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE - | CAMU_WLCD_MODE | CAML_LCD_MODE, - .mask = PMX_TIMER_1_2_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_dac = { - .name = "telecom_dac", - .modes = pmx_telecom_dac_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_dac_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_i2s_modes[] = { - { - .ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE - | LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE | - ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE - | CAMU_WLCD_MODE | CAML_LCD_MODE, - .mask = PMX_UART0_MODEM_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_i2s = { - .name = "telecom_i2s", - .modes = pmx_telecom_i2s_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_i2s_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_boot_pins_modes[] = { - { - .ids = NAND_MODE | NOR_MODE, - .mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK | - PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_boot_pins = { - .name = "telecom_boot_pins", - .modes = pmx_telecom_boot_pins_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_boot_pins_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_sdhci_4bit_modes[] = { - { - .ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE | - HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE | - HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE | - CAMU_WLCD_MODE | CAML_LCD_MODE | ATA_PABX_WI2S_MODE | - ATA_PABX_I2S_MODE, - .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK | - PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK | - PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_sdhci_4bit = { - .name = "telecom_sdhci_4bit", - .modes = pmx_telecom_sdhci_4bit_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_sdhci_4bit_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_telecom_sdhci_8bit_modes[] = { - { - .ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE | - HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE | - HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE | - CAMU_WLCD_MODE | CAML_LCD_MODE, - .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK | - PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK | - PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK | PMX_MII_MASK, - }, -}; - -struct pmx_dev spear300_pmx_telecom_sdhci_8bit = { - .name = "telecom_sdhci_8bit", - .modes = pmx_telecom_sdhci_8bit_modes, - .mode_count = ARRAY_SIZE(pmx_telecom_sdhci_8bit_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_gpio1_modes[] = { - { - .ids = PHOTO_FRAME_MODE, - .mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK | - PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear300_pmx_gpio1 = { - .name = "arm gpio1", - .modes = pmx_gpio1_modes, - .mode_count = ARRAY_SIZE(pmx_gpio1_modes), - .enb_on_reset = 1, -}; - -/* pmx driver structure */ -static struct pmx_driver pmx_driver = { - .mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x0000000f}, - .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff}, -}; - /* spear3xx shared irq */ static struct shirq_dev_config shirq_ras1_config[] = { { @@ -423,45 +74,239 @@ static struct spear_shirq shirq_ras1 = { }, }; -/* Add spear300 specific devices here */ -/* arm gpio1 device registration */ -static struct pl061_platform_data gpio1_plat_data = { - .gpio_base = 8, - .irq_base = SPEAR300_GPIO1_INT_BASE, +/* DMAC platform data's slave info */ +struct pl08x_channel_data spear300_dma_info[] = { + { + .bus_id = "uart0_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart0_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp0_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp0_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "irda", + .min_signal = 12, + .max_signal = 12, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "adc", + .min_signal = 13, + .max_signal = 13, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "to_jpeg", + .min_signal = 14, + .max_signal = 14, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "from_jpeg", + .min_signal = 15, + .max_signal = 15, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras0_rx", + .min_signal = 0, + .max_signal = 0, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras0_tx", + .min_signal = 1, + .max_signal = 1, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras1_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras1_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras2_rx", + .min_signal = 4, + .max_signal = 4, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras2_tx", + .min_signal = 5, + .max_signal = 5, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras3_rx", + .min_signal = 6, + .max_signal = 6, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras3_tx", + .min_signal = 7, + .max_signal = 7, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras4_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras4_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras5_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras5_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras6_rx", + .min_signal = 12, + .max_signal = 12, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras6_tx", + .min_signal = 13, + .max_signal = 13, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras7_rx", + .min_signal = 14, + .max_signal = 14, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras7_tx", + .min_signal = 15, + .max_signal = 15, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, }; -AMBA_APB_DEVICE(spear300_gpio1, "gpio1", 0, SPEAR300_GPIO_BASE, - {SPEAR300_VIRQ_GPIO1}, &gpio1_plat_data); +/* Add SPEAr300 auxdata to pass platform data */ +static struct of_dev_auxdata spear300_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL, + &pl022_plat_data), + OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL, + &pl080_plat_data), + {} +}; -/* spear300 routines */ -void __init spear300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, - u8 pmx_dev_count) +static void __init spear300_dt_init(void) { - int ret = 0; + int ret; + + pl080_plat_data.slave_channels = spear300_dma_info; + pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear300_dma_info); - /* call spear3xx family common init function */ - spear3xx_init(); + of_platform_populate(NULL, of_default_bus_match_table, + spear300_auxdata_lookup, NULL); /* shared irq registration */ shirq_ras1.regs.base = ioremap(SPEAR300_TELECOM_BASE, SZ_4K); if (shirq_ras1.regs.base) { ret = spear_shirq_register(&shirq_ras1); if (ret) - printk(KERN_ERR "Error registering Shared IRQ\n"); + pr_err("Error registering Shared IRQ\n"); } +} - /* pmx initialization */ - pmx_driver.mode = pmx_mode; - pmx_driver.devs = pmx_devs; - pmx_driver.devs_count = pmx_dev_count; +static const char * const spear300_dt_board_compat[] = { + "st,spear300", + "st,spear300-evb", + NULL, +}; - pmx_driver.base = ioremap(SPEAR300_SOC_CONFIG_BASE, SZ_4K); - if (pmx_driver.base) { - ret = pmx_register(&pmx_driver); - if (ret) - printk(KERN_ERR "padmux: registration failed. err no" - ": %d\n", ret); - /* Free Mapping, device selection already done */ - iounmap(pmx_driver.base); - } +static void __init spear300_map_io(void) +{ + spear3xx_map_io(); + spear300_clk_init(); } + +DT_MACHINE_START(SPEAR300_DT, "ST SPEAr300 SoC with Flattened Device Tree") + .map_io = spear300_map_io, + .init_irq = spear3xx_dt_init_irq, + .handle_irq = vic_handle_irq, + .timer = &spear3xx_timer, + .init_machine = spear300_dt_init, + .restart = spear_restart, + .dt_compat = spear300_dt_board_compat, +MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear300_evb.c b/arch/arm/mach-spear3xx/spear300_evb.c deleted file mode 100644 index 3462ab9d6122..000000000000 --- a/arch/arm/mach-spear3xx/spear300_evb.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * arch/arm/mach-spear3xx/spear300_evb.c - * - * SPEAr300 evaluation board source file - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <asm/hardware/vic.h> -#include <asm/mach/arch.h> -#include <asm/mach-types.h> -#include <mach/generic.h> -#include <mach/hardware.h> - -/* padmux devices to enable */ -static struct pmx_dev *pmx_devs[] = { - /* spear3xx specific devices */ - &spear3xx_pmx_i2c, - &spear3xx_pmx_ssp_cs, - &spear3xx_pmx_ssp, - &spear3xx_pmx_mii, - &spear3xx_pmx_uart0, - - /* spear300 specific devices */ - &spear300_pmx_fsmc_2_chips, - &spear300_pmx_clcd, - &spear300_pmx_telecom_sdhci_4bit, - &spear300_pmx_gpio1, -}; - -static struct amba_device *amba_devs[] __initdata = { - /* spear3xx specific devices */ - &spear3xx_gpio_device, - &spear3xx_uart_device, - - /* spear300 specific devices */ - &spear300_gpio1_device, -}; - -static struct platform_device *plat_devs[] __initdata = { - /* spear3xx specific devices */ - - /* spear300 specific devices */ -}; - -static void __init spear300_evb_init(void) -{ - unsigned int i; - - /* call spear300 machine init function */ - spear300_init(&spear300_photo_frame_mode, pmx_devs, - ARRAY_SIZE(pmx_devs)); - - /* Add Platform Devices */ - platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs)); - - /* Add Amba Devices */ - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) - amba_device_register(amba_devs[i], &iomem_resource); -} - -MACHINE_START(SPEAR300, "ST-SPEAR300-EVB") - .atag_offset = 0x100, - .map_io = spear3xx_map_io, - .init_irq = spear3xx_init_irq, - .handle_irq = vic_handle_irq, - .timer = &spear3xx_timer, - .init_machine = spear300_evb_init, - .restart = spear_restart, -MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c index febaa6fcfb6a..aec07c951205 100644 --- a/arch/arm/mach-spear3xx/spear310.c +++ b/arch/arm/mach-spear3xx/spear310.c @@ -3,142 +3,25 @@ * * SPEAr310 machine source file * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> + * Copyright (C) 2009-2012 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <linux/ptrace.h> -#include <asm/irq.h> +#define pr_fmt(fmt) "SPEAr310: " fmt + +#include <linux/amba/pl08x.h> +#include <linux/amba/serial.h> +#include <linux/of_platform.h> +#include <asm/hardware/vic.h> +#include <asm/mach/arch.h> #include <plat/shirq.h> #include <mach/generic.h> #include <mach/hardware.h> -/* pad multiplexing support */ -/* muxing registers */ -#define PAD_MUX_CONFIG_REG 0x08 - -/* devices */ -static struct pmx_dev_mode pmx_emi_cs_0_1_4_5_modes[] = { - { - .ids = 0x00, - .mask = PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear310_pmx_emi_cs_0_1_4_5 = { - .name = "emi_cs_0_1_4_5", - .modes = pmx_emi_cs_0_1_4_5_modes, - .mode_count = ARRAY_SIZE(pmx_emi_cs_0_1_4_5_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_emi_cs_2_3_modes[] = { - { - .ids = 0x00, - .mask = PMX_TIMER_1_2_MASK, - }, -}; - -struct pmx_dev spear310_pmx_emi_cs_2_3 = { - .name = "emi_cs_2_3", - .modes = pmx_emi_cs_2_3_modes, - .mode_count = ARRAY_SIZE(pmx_emi_cs_2_3_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_uart1_modes[] = { - { - .ids = 0x00, - .mask = PMX_FIRDA_MASK, - }, -}; - -struct pmx_dev spear310_pmx_uart1 = { - .name = "uart1", - .modes = pmx_uart1_modes, - .mode_count = ARRAY_SIZE(pmx_uart1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_uart2_modes[] = { - { - .ids = 0x00, - .mask = PMX_TIMER_1_2_MASK, - }, -}; - -struct pmx_dev spear310_pmx_uart2 = { - .name = "uart2", - .modes = pmx_uart2_modes, - .mode_count = ARRAY_SIZE(pmx_uart2_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_uart3_4_5_modes[] = { - { - .ids = 0x00, - .mask = PMX_UART0_MODEM_MASK, - }, -}; - -struct pmx_dev spear310_pmx_uart3_4_5 = { - .name = "uart3_4_5", - .modes = pmx_uart3_4_5_modes, - .mode_count = ARRAY_SIZE(pmx_uart3_4_5_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_fsmc_modes[] = { - { - .ids = 0x00, - .mask = PMX_SSP_CS_MASK, - }, -}; - -struct pmx_dev spear310_pmx_fsmc = { - .name = "fsmc", - .modes = pmx_fsmc_modes, - .mode_count = ARRAY_SIZE(pmx_fsmc_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_rs485_0_1_modes[] = { - { - .ids = 0x00, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear310_pmx_rs485_0_1 = { - .name = "rs485_0_1", - .modes = pmx_rs485_0_1_modes, - .mode_count = ARRAY_SIZE(pmx_rs485_0_1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_tdm0_modes[] = { - { - .ids = 0x00, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear310_pmx_tdm0 = { - .name = "tdm0", - .modes = pmx_tdm0_modes, - .mode_count = ARRAY_SIZE(pmx_tdm0_modes), - .enb_on_reset = 1, -}; - -/* pmx driver structure */ -static struct pmx_driver pmx_driver = { - .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff}, -}; - /* spear3xx shared irq */ static struct shirq_dev_config shirq_ras1_config[] = { { @@ -255,17 +138,247 @@ static struct spear_shirq shirq_intrcomm_ras = { }, }; -/* Add spear310 specific devices here */ +/* DMAC platform data's slave info */ +struct pl08x_channel_data spear310_dma_info[] = { + { + .bus_id = "uart0_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart0_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp0_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp0_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "irda", + .min_signal = 12, + .max_signal = 12, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "adc", + .min_signal = 13, + .max_signal = 13, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "to_jpeg", + .min_signal = 14, + .max_signal = 14, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "from_jpeg", + .min_signal = 15, + .max_signal = 15, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart1_rx", + .min_signal = 0, + .max_signal = 0, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart1_tx", + .min_signal = 1, + .max_signal = 1, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart2_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart2_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart3_rx", + .min_signal = 4, + .max_signal = 4, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart3_tx", + .min_signal = 5, + .max_signal = 5, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart4_rx", + .min_signal = 6, + .max_signal = 6, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart4_tx", + .min_signal = 7, + .max_signal = 7, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart5_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart5_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras5_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras5_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras6_rx", + .min_signal = 12, + .max_signal = 12, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras6_tx", + .min_signal = 13, + .max_signal = 13, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras7_rx", + .min_signal = 14, + .max_signal = 14, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras7_tx", + .min_signal = 15, + .max_signal = 15, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, +}; -/* spear310 routines */ -void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, - u8 pmx_dev_count) +/* uart devices plat data */ +static struct amba_pl011_data spear310_uart_data[] = { + { + .dma_filter = pl08x_filter_id, + .dma_tx_param = "uart1_tx", + .dma_rx_param = "uart1_rx", + }, { + .dma_filter = pl08x_filter_id, + .dma_tx_param = "uart2_tx", + .dma_rx_param = "uart2_rx", + }, { + .dma_filter = pl08x_filter_id, + .dma_tx_param = "uart3_tx", + .dma_rx_param = "uart3_rx", + }, { + .dma_filter = pl08x_filter_id, + .dma_tx_param = "uart4_tx", + .dma_rx_param = "uart4_rx", + }, { + .dma_filter = pl08x_filter_id, + .dma_tx_param = "uart5_tx", + .dma_rx_param = "uart5_rx", + }, +}; + +/* Add SPEAr310 auxdata to pass platform data */ +static struct of_dev_auxdata spear310_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL, + &pl022_plat_data), + OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL, + &pl080_plat_data), + OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART1_BASE, NULL, + &spear310_uart_data[0]), + OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART2_BASE, NULL, + &spear310_uart_data[1]), + OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART3_BASE, NULL, + &spear310_uart_data[2]), + OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART4_BASE, NULL, + &spear310_uart_data[3]), + OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART5_BASE, NULL, + &spear310_uart_data[4]), + {} +}; + +static void __init spear310_dt_init(void) { void __iomem *base; - int ret = 0; + int ret; - /* call spear3xx family common init function */ - spear3xx_init(); + pl080_plat_data.slave_channels = spear310_dma_info; + pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear310_dma_info); + + of_platform_populate(NULL, of_default_bus_match_table, + spear310_auxdata_lookup, NULL); /* shared irq registration */ base = ioremap(SPEAR310_SOC_CONFIG_BASE, SZ_4K); @@ -274,35 +387,46 @@ void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, shirq_ras1.regs.base = base; ret = spear_shirq_register(&shirq_ras1); if (ret) - printk(KERN_ERR "Error registering Shared IRQ 1\n"); + pr_err("Error registering Shared IRQ 1\n"); /* shirq 2 */ shirq_ras2.regs.base = base; ret = spear_shirq_register(&shirq_ras2); if (ret) - printk(KERN_ERR "Error registering Shared IRQ 2\n"); + pr_err("Error registering Shared IRQ 2\n"); /* shirq 3 */ shirq_ras3.regs.base = base; ret = spear_shirq_register(&shirq_ras3); if (ret) - printk(KERN_ERR "Error registering Shared IRQ 3\n"); + pr_err("Error registering Shared IRQ 3\n"); /* shirq 4 */ shirq_intrcomm_ras.regs.base = base; ret = spear_shirq_register(&shirq_intrcomm_ras); if (ret) - printk(KERN_ERR "Error registering Shared IRQ 4\n"); + pr_err("Error registering Shared IRQ 4\n"); } +} - /* pmx initialization */ - pmx_driver.base = base; - pmx_driver.mode = pmx_mode; - pmx_driver.devs = pmx_devs; - pmx_driver.devs_count = pmx_dev_count; +static const char * const spear310_dt_board_compat[] = { + "st,spear310", + "st,spear310-evb", + NULL, +}; - ret = pmx_register(&pmx_driver); - if (ret) - printk(KERN_ERR "padmux: registration failed. err no: %d\n", - ret); +static void __init spear310_map_io(void) +{ + spear3xx_map_io(); + spear310_clk_init(); } + +DT_MACHINE_START(SPEAR310_DT, "ST SPEAr310 SoC with Flattened Device Tree") + .map_io = spear310_map_io, + .init_irq = spear3xx_dt_init_irq, + .handle_irq = vic_handle_irq, + .timer = &spear3xx_timer, + .init_machine = spear310_dt_init, + .restart = spear_restart, + .dt_compat = spear310_dt_board_compat, +MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c deleted file mode 100644 index f92c4993f65a..000000000000 --- a/arch/arm/mach-spear3xx/spear310_evb.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * arch/arm/mach-spear3xx/spear310_evb.c - * - * SPEAr310 evaluation board source file - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <asm/hardware/vic.h> -#include <asm/mach/arch.h> -#include <asm/mach-types.h> -#include <mach/generic.h> -#include <mach/hardware.h> - -/* padmux devices to enable */ -static struct pmx_dev *pmx_devs[] = { - /* spear3xx specific devices */ - &spear3xx_pmx_i2c, - &spear3xx_pmx_ssp, - &spear3xx_pmx_gpio_pin0, - &spear3xx_pmx_gpio_pin1, - &spear3xx_pmx_gpio_pin2, - &spear3xx_pmx_gpio_pin3, - &spear3xx_pmx_gpio_pin4, - &spear3xx_pmx_gpio_pin5, - &spear3xx_pmx_uart0, - - /* spear310 specific devices */ - &spear310_pmx_emi_cs_0_1_4_5, - &spear310_pmx_emi_cs_2_3, - &spear310_pmx_uart1, - &spear310_pmx_uart2, - &spear310_pmx_uart3_4_5, - &spear310_pmx_fsmc, - &spear310_pmx_rs485_0_1, - &spear310_pmx_tdm0, -}; - -static struct amba_device *amba_devs[] __initdata = { - /* spear3xx specific devices */ - &spear3xx_gpio_device, - &spear3xx_uart_device, - - /* spear310 specific devices */ -}; - -static struct platform_device *plat_devs[] __initdata = { - /* spear3xx specific devices */ - - /* spear310 specific devices */ -}; - -static void __init spear310_evb_init(void) -{ - unsigned int i; - - /* call spear310 machine init function */ - spear310_init(NULL, pmx_devs, ARRAY_SIZE(pmx_devs)); - - /* Add Platform Devices */ - platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs)); - - /* Add Amba Devices */ - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) - amba_device_register(amba_devs[i], &iomem_resource); -} - -MACHINE_START(SPEAR310, "ST-SPEAR310-EVB") - .atag_offset = 0x100, - .map_io = spear3xx_map_io, - .init_irq = spear3xx_init_irq, - .handle_irq = vic_handle_irq, - .timer = &spear3xx_timer, - .init_machine = spear310_evb_init, - .restart = spear_restart, -MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c index deaaf199612c..4812c692ca35 100644 --- a/arch/arm/mach-spear3xx/spear320.c +++ b/arch/arm/mach-spear3xx/spear320.c @@ -3,387 +3,26 @@ * * SPEAr320 machine source file * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> + * Copyright (C) 2009-2012 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <linux/ptrace.h> -#include <asm/irq.h> +#define pr_fmt(fmt) "SPEAr320: " fmt + +#include <linux/amba/pl022.h> +#include <linux/amba/pl08x.h> +#include <linux/amba/serial.h> +#include <linux/of_platform.h> +#include <asm/hardware/vic.h> +#include <asm/mach/arch.h> #include <plat/shirq.h> #include <mach/generic.h> #include <mach/hardware.h> -/* pad multiplexing support */ -/* muxing registers */ -#define PAD_MUX_CONFIG_REG 0x0C -#define MODE_CONFIG_REG 0x10 - -/* modes */ -#define AUTO_NET_SMII_MODE (1 << 0) -#define AUTO_NET_MII_MODE (1 << 1) -#define AUTO_EXP_MODE (1 << 2) -#define SMALL_PRINTERS_MODE (1 << 3) -#define ALL_MODES 0xF - -struct pmx_mode spear320_auto_net_smii_mode = { - .id = AUTO_NET_SMII_MODE, - .name = "Automation Networking SMII Mode", - .mask = 0x00, -}; - -struct pmx_mode spear320_auto_net_mii_mode = { - .id = AUTO_NET_MII_MODE, - .name = "Automation Networking MII Mode", - .mask = 0x01, -}; - -struct pmx_mode spear320_auto_exp_mode = { - .id = AUTO_EXP_MODE, - .name = "Automation Expanded Mode", - .mask = 0x02, -}; - -struct pmx_mode spear320_small_printers_mode = { - .id = SMALL_PRINTERS_MODE, - .name = "Small Printers Mode", - .mask = 0x03, -}; - -/* devices */ -static struct pmx_dev_mode pmx_clcd_modes[] = { - { - .ids = AUTO_NET_SMII_MODE, - .mask = 0x0, - }, -}; - -struct pmx_dev spear320_pmx_clcd = { - .name = "clcd", - .modes = pmx_clcd_modes, - .mode_count = ARRAY_SIZE(pmx_clcd_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_emi_modes[] = { - { - .ids = AUTO_EXP_MODE, - .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear320_pmx_emi = { - .name = "emi", - .modes = pmx_emi_modes, - .mode_count = ARRAY_SIZE(pmx_emi_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_fsmc_modes[] = { - { - .ids = ALL_MODES, - .mask = 0x0, - }, -}; - -struct pmx_dev spear320_pmx_fsmc = { - .name = "fsmc", - .modes = pmx_fsmc_modes, - .mode_count = ARRAY_SIZE(pmx_fsmc_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_spp_modes[] = { - { - .ids = SMALL_PRINTERS_MODE, - .mask = 0x0, - }, -}; - -struct pmx_dev spear320_pmx_spp = { - .name = "spp", - .modes = pmx_spp_modes, - .mode_count = ARRAY_SIZE(pmx_spp_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_sdhci_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE | - SMALL_PRINTERS_MODE, - .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear320_pmx_sdhci = { - .name = "sdhci", - .modes = pmx_sdhci_modes, - .mode_count = ARRAY_SIZE(pmx_sdhci_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_i2s_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE, - .mask = PMX_UART0_MODEM_MASK, - }, -}; - -struct pmx_dev spear320_pmx_i2s = { - .name = "i2s", - .modes = pmx_i2s_modes, - .mode_count = ARRAY_SIZE(pmx_i2s_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_uart1_modes[] = { - { - .ids = ALL_MODES, - .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK, - }, -}; - -struct pmx_dev spear320_pmx_uart1 = { - .name = "uart1", - .modes = pmx_uart1_modes, - .mode_count = ARRAY_SIZE(pmx_uart1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_uart1_modem_modes[] = { - { - .ids = AUTO_EXP_MODE, - .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK | - PMX_SSP_CS_MASK, - }, { - .ids = SMALL_PRINTERS_MODE, - .mask = PMX_GPIO_PIN3_MASK | PMX_GPIO_PIN4_MASK | - PMX_GPIO_PIN5_MASK | PMX_SSP_CS_MASK, - }, -}; - -struct pmx_dev spear320_pmx_uart1_modem = { - .name = "uart1_modem", - .modes = pmx_uart1_modem_modes, - .mode_count = ARRAY_SIZE(pmx_uart1_modem_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_uart2_modes[] = { - { - .ids = ALL_MODES, - .mask = PMX_FIRDA_MASK, - }, -}; - -struct pmx_dev spear320_pmx_uart2 = { - .name = "uart2", - .modes = pmx_uart2_modes, - .mode_count = ARRAY_SIZE(pmx_uart2_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_touchscreen_modes[] = { - { - .ids = AUTO_NET_SMII_MODE, - .mask = PMX_SSP_CS_MASK, - }, -}; - -struct pmx_dev spear320_pmx_touchscreen = { - .name = "touchscreen", - .modes = pmx_touchscreen_modes, - .mode_count = ARRAY_SIZE(pmx_touchscreen_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_can_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE | AUTO_EXP_MODE, - .mask = PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK | - PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK, - }, -}; - -struct pmx_dev spear320_pmx_can = { - .name = "can", - .modes = pmx_can_modes, - .mode_count = ARRAY_SIZE(pmx_can_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_sdhci_led_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE, - .mask = PMX_SSP_CS_MASK, - }, -}; - -struct pmx_dev spear320_pmx_sdhci_led = { - .name = "sdhci_led", - .modes = pmx_sdhci_led_modes, - .mode_count = ARRAY_SIZE(pmx_sdhci_led_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_pwm0_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE, - .mask = PMX_UART0_MODEM_MASK, - }, { - .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_pwm0 = { - .name = "pwm0", - .modes = pmx_pwm0_modes, - .mode_count = ARRAY_SIZE(pmx_pwm0_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_pwm1_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE, - .mask = PMX_UART0_MODEM_MASK, - }, { - .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_pwm1 = { - .name = "pwm1", - .modes = pmx_pwm1_modes, - .mode_count = ARRAY_SIZE(pmx_pwm1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_pwm2_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE, - .mask = PMX_SSP_CS_MASK, - }, { - .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_pwm2 = { - .name = "pwm2", - .modes = pmx_pwm2_modes, - .mode_count = ARRAY_SIZE(pmx_pwm2_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_pwm3_modes[] = { - { - .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_pwm3 = { - .name = "pwm3", - .modes = pmx_pwm3_modes, - .mode_count = ARRAY_SIZE(pmx_pwm3_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_ssp1_modes[] = { - { - .ids = SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_ssp1 = { - .name = "ssp1", - .modes = pmx_ssp1_modes, - .mode_count = ARRAY_SIZE(pmx_ssp1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_ssp2_modes[] = { - { - .ids = AUTO_NET_SMII_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_ssp2 = { - .name = "ssp2", - .modes = pmx_ssp2_modes, - .mode_count = ARRAY_SIZE(pmx_ssp2_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_mii1_modes[] = { - { - .ids = AUTO_NET_MII_MODE, - .mask = 0x0, - }, -}; - -struct pmx_dev spear320_pmx_mii1 = { - .name = "mii1", - .modes = pmx_mii1_modes, - .mode_count = ARRAY_SIZE(pmx_mii1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_smii0_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | AUTO_EXP_MODE | SMALL_PRINTERS_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_smii0 = { - .name = "smii0", - .modes = pmx_smii0_modes, - .mode_count = ARRAY_SIZE(pmx_smii0_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_smii1_modes[] = { - { - .ids = AUTO_NET_SMII_MODE | SMALL_PRINTERS_MODE, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear320_pmx_smii1 = { - .name = "smii1", - .modes = pmx_smii1_modes, - .mode_count = ARRAY_SIZE(pmx_smii1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_i2c1_modes[] = { - { - .ids = AUTO_EXP_MODE, - .mask = 0x0, - }, -}; - -struct pmx_dev spear320_pmx_i2c1 = { - .name = "i2c1", - .modes = pmx_i2c1_modes, - .mode_count = ARRAY_SIZE(pmx_i2c1_modes), - .enb_on_reset = 1, -}; - -/* pmx driver structure */ -static struct pmx_driver pmx_driver = { - .mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x00000007}, - .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff}, -}; - /* spear3xx shared irq */ static struct shirq_dev_config shirq_ras1_config[] = { { @@ -508,17 +147,250 @@ static struct spear_shirq shirq_intrcomm_ras = { }, }; -/* Add spear320 specific devices here */ +/* DMAC platform data's slave info */ +struct pl08x_channel_data spear320_dma_info[] = { + { + .bus_id = "uart0_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart0_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp0_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp0_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c0_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c0_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "irda", + .min_signal = 12, + .max_signal = 12, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "adc", + .min_signal = 13, + .max_signal = 13, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "to_jpeg", + .min_signal = 14, + .max_signal = 14, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "from_jpeg", + .min_signal = 15, + .max_signal = 15, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp1_rx", + .min_signal = 0, + .max_signal = 0, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ssp1_tx", + .min_signal = 1, + .max_signal = 1, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ssp2_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ssp2_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "uart1_rx", + .min_signal = 4, + .max_signal = 4, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "uart1_tx", + .min_signal = 5, + .max_signal = 5, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "uart2_rx", + .min_signal = 6, + .max_signal = 6, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "uart2_tx", + .min_signal = 7, + .max_signal = 7, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "i2c1_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "i2c1_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "i2c2_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "i2c2_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "i2s_rx", + .min_signal = 12, + .max_signal = 12, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "i2s_tx", + .min_signal = 13, + .max_signal = 13, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "rs485_rx", + .min_signal = 14, + .max_signal = 14, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "rs485_tx", + .min_signal = 15, + .max_signal = 15, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, +}; + +static struct pl022_ssp_controller spear320_ssp_data[] = { + { + .bus_id = 1, + .enable_dma = 1, + .dma_filter = pl08x_filter_id, + .dma_tx_param = "ssp1_tx", + .dma_rx_param = "ssp1_rx", + .num_chipselect = 2, + }, { + .bus_id = 2, + .enable_dma = 1, + .dma_filter = pl08x_filter_id, + .dma_tx_param = "ssp2_tx", + .dma_rx_param = "ssp2_rx", + .num_chipselect = 2, + } +}; + +static struct amba_pl011_data spear320_uart_data[] = { + { + .dma_filter = pl08x_filter_id, + .dma_tx_param = "uart1_tx", + .dma_rx_param = "uart1_rx", + }, { + .dma_filter = pl08x_filter_id, + .dma_tx_param = "uart2_tx", + .dma_rx_param = "uart2_rx", + }, +}; -/* spear320 routines */ -void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, - u8 pmx_dev_count) +/* Add SPEAr310 auxdata to pass platform data */ +static struct of_dev_auxdata spear320_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL, + &pl022_plat_data), + OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL, + &pl080_plat_data), + OF_DEV_AUXDATA("arm,pl022", SPEAR320_SSP0_BASE, NULL, + &spear320_ssp_data[0]), + OF_DEV_AUXDATA("arm,pl022", SPEAR320_SSP1_BASE, NULL, + &spear320_ssp_data[1]), + OF_DEV_AUXDATA("arm,pl011", SPEAR320_UART1_BASE, NULL, + &spear320_uart_data[0]), + OF_DEV_AUXDATA("arm,pl011", SPEAR320_UART2_BASE, NULL, + &spear320_uart_data[1]), + {} +}; + +static void __init spear320_dt_init(void) { void __iomem *base; - int ret = 0; + int ret; + + pl080_plat_data.slave_channels = spear320_dma_info; + pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear320_dma_info); - /* call spear3xx family common init function */ - spear3xx_init(); + of_platform_populate(NULL, of_default_bus_match_table, + spear320_auxdata_lookup, NULL); /* shared irq registration */ base = ioremap(SPEAR320_SOC_CONFIG_BASE, SZ_4K); @@ -527,29 +399,40 @@ void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs, shirq_ras1.regs.base = base; ret = spear_shirq_register(&shirq_ras1); if (ret) - printk(KERN_ERR "Error registering Shared IRQ 1\n"); + pr_err("Error registering Shared IRQ 1\n"); /* shirq 3 */ shirq_ras3.regs.base = base; ret = spear_shirq_register(&shirq_ras3); if (ret) - printk(KERN_ERR "Error registering Shared IRQ 3\n"); + pr_err("Error registering Shared IRQ 3\n"); /* shirq 4 */ shirq_intrcomm_ras.regs.base = base; ret = spear_shirq_register(&shirq_intrcomm_ras); if (ret) - printk(KERN_ERR "Error registering Shared IRQ 4\n"); + pr_err("Error registering Shared IRQ 4\n"); } +} - /* pmx initialization */ - pmx_driver.base = base; - pmx_driver.mode = pmx_mode; - pmx_driver.devs = pmx_devs; - pmx_driver.devs_count = pmx_dev_count; +static const char * const spear320_dt_board_compat[] = { + "st,spear320", + "st,spear320-evb", + NULL, +}; - ret = pmx_register(&pmx_driver); - if (ret) - printk(KERN_ERR "padmux: registration failed. err no: %d\n", - ret); +static void __init spear320_map_io(void) +{ + spear3xx_map_io(); + spear320_clk_init(); } + +DT_MACHINE_START(SPEAR320_DT, "ST SPEAr320 SoC with Flattened Device Tree") + .map_io = spear320_map_io, + .init_irq = spear3xx_dt_init_irq, + .handle_irq = vic_handle_irq, + .timer = &spear3xx_timer, + .init_machine = spear320_dt_init, + .restart = spear_restart, + .dt_compat = spear320_dt_board_compat, +MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c deleted file mode 100644 index 105334ab7021..000000000000 --- a/arch/arm/mach-spear3xx/spear320_evb.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * arch/arm/mach-spear3xx/spear320_evb.c - * - * SPEAr320 evaluation board source file - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <asm/hardware/vic.h> -#include <asm/mach/arch.h> -#include <asm/mach-types.h> -#include <mach/generic.h> -#include <mach/hardware.h> - -/* padmux devices to enable */ -static struct pmx_dev *pmx_devs[] = { - /* spear3xx specific devices */ - &spear3xx_pmx_i2c, - &spear3xx_pmx_ssp, - &spear3xx_pmx_mii, - &spear3xx_pmx_uart0, - - /* spear320 specific devices */ - &spear320_pmx_fsmc, - &spear320_pmx_sdhci, - &spear320_pmx_i2s, - &spear320_pmx_uart1, - &spear320_pmx_uart2, - &spear320_pmx_can, - &spear320_pmx_pwm0, - &spear320_pmx_pwm1, - &spear320_pmx_pwm2, - &spear320_pmx_mii1, -}; - -static struct amba_device *amba_devs[] __initdata = { - /* spear3xx specific devices */ - &spear3xx_gpio_device, - &spear3xx_uart_device, - - /* spear320 specific devices */ -}; - -static struct platform_device *plat_devs[] __initdata = { - /* spear3xx specific devices */ - - /* spear320 specific devices */ -}; - -static void __init spear320_evb_init(void) -{ - unsigned int i; - - /* call spear320 machine init function */ - spear320_init(&spear320_auto_net_mii_mode, pmx_devs, - ARRAY_SIZE(pmx_devs)); - - /* Add Platform Devices */ - platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs)); - - /* Add Amba Devices */ - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) - amba_device_register(amba_devs[i], &iomem_resource); -} - -MACHINE_START(SPEAR320, "ST-SPEAR320-EVB") - .atag_offset = 0x100, - .map_io = spear3xx_map_io, - .init_irq = spear3xx_init_irq, - .handle_irq = vic_handle_irq, - .timer = &spear3xx_timer, - .init_machine = spear320_evb_init, - .restart = spear_restart, -MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c index b1733c37f209..12bf879a9ef1 100644 --- a/arch/arm/mach-spear3xx/spear3xx.c +++ b/arch/arm/mach-spear3xx/spear3xx.c @@ -3,71 +3,78 @@ * * SPEAr3XX machines common source file * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> + * Copyright (C) 2009-2012 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <linux/types.h> -#include <linux/amba/pl061.h> -#include <linux/ptrace.h> +#define pr_fmt(fmt) "SPEAr3xx: " fmt + +#include <linux/amba/pl022.h> +#include <linux/amba/pl08x.h> +#include <linux/of_irq.h> #include <linux/io.h> +#include <asm/hardware/pl080.h> #include <asm/hardware/vic.h> -#include <asm/irq.h> -#include <asm/mach/arch.h> +#include <plat/pl080.h> #include <mach/generic.h> #include <mach/hardware.h> -/* Add spear3xx machines common devices here */ -/* gpio device registration */ -static struct pl061_platform_data gpio_plat_data = { - .gpio_base = 0, - .irq_base = SPEAR3XX_GPIO_INT_BASE, +/* ssp device registration */ +struct pl022_ssp_controller pl022_plat_data = { + .bus_id = 0, + .enable_dma = 1, + .dma_filter = pl08x_filter_id, + .dma_tx_param = "ssp0_tx", + .dma_rx_param = "ssp0_rx", + /* + * This is number of spi devices that can be connected to spi. There are + * two type of chipselects on which slave devices can work. One is chip + * select provided by spi masters other is controlled through external + * gpio's. We can't use chipselect provided from spi master (because as + * soon as FIFO becomes empty, CS is disabled and transfer ends). So + * this number now depends on number of gpios available for spi. each + * slave on each master requires a separate gpio pin. + */ + .num_chipselect = 2, +}; + +/* dmac device registration */ +struct pl08x_platform_data pl080_plat_data = { + .memcpy_channel = { + .bus_id = "memcpy", + .cctl = (PL080_BSIZE_16 << PL080_CONTROL_SB_SIZE_SHIFT | \ + PL080_BSIZE_16 << PL080_CONTROL_DB_SIZE_SHIFT | \ + PL080_WIDTH_32BIT << PL080_CONTROL_SWIDTH_SHIFT | \ + PL080_WIDTH_32BIT << PL080_CONTROL_DWIDTH_SHIFT | \ + PL080_CONTROL_PROT_BUFF | PL080_CONTROL_PROT_CACHE | \ + PL080_CONTROL_PROT_SYS), + }, + .lli_buses = PL08X_AHB1, + .mem_buses = PL08X_AHB1, + .get_signal = pl080_get_signal, + .put_signal = pl080_put_signal, }; -AMBA_APB_DEVICE(spear3xx_gpio, "gpio", 0, SPEAR3XX_ICM3_GPIO_BASE, - {SPEAR3XX_IRQ_BASIC_GPIO}, &gpio_plat_data); - -/* uart device registration */ -AMBA_APB_DEVICE(spear3xx_uart, "uart", 0, SPEAR3XX_ICM1_UART_BASE, - {SPEAR3XX_IRQ_UART}, NULL); - -/* Do spear3xx familiy common initialization part here */ -void __init spear3xx_init(void) -{ - /* nothing to do for now */ -} - -/* This will initialize vic */ -void __init spear3xx_init_irq(void) -{ - vic_init((void __iomem *)VA_SPEAR3XX_ML1_VIC_BASE, 0, ~0, 0); -} - -/* Following will create static virtual/physical mappings */ +/* + * Following will create 16MB static virtual/physical mappings + * PHYSICAL VIRTUAL + * 0xD0000000 0xFD000000 + * 0xFC000000 0xFC000000 + */ struct map_desc spear3xx_io_desc[] __initdata = { { - .virtual = VA_SPEAR3XX_ICM1_UART_BASE, - .pfn = __phys_to_pfn(SPEAR3XX_ICM1_UART_BASE), - .length = SZ_4K, - .type = MT_DEVICE - }, { - .virtual = VA_SPEAR3XX_ML1_VIC_BASE, - .pfn = __phys_to_pfn(SPEAR3XX_ML1_VIC_BASE), - .length = SZ_4K, + .virtual = VA_SPEAR3XX_ICM1_2_BASE, + .pfn = __phys_to_pfn(SPEAR3XX_ICM1_2_BASE), + .length = SZ_16M, .type = MT_DEVICE }, { - .virtual = VA_SPEAR3XX_ICM3_SYS_CTRL_BASE, - .pfn = __phys_to_pfn(SPEAR3XX_ICM3_SYS_CTRL_BASE), - .length = SZ_4K, - .type = MT_DEVICE - }, { - .virtual = VA_SPEAR3XX_ICM3_MISC_REG_BASE, - .pfn = __phys_to_pfn(SPEAR3XX_ICM3_MISC_REG_BASE), - .length = SZ_4K, + .virtual = VA_SPEAR3XX_ICM3_SMI_CTRL_BASE, + .pfn = __phys_to_pfn(SPEAR3XX_ICM3_SMI_CTRL_BASE), + .length = SZ_16M, .type = MT_DEVICE }, }; @@ -76,436 +83,8 @@ struct map_desc spear3xx_io_desc[] __initdata = { void __init spear3xx_map_io(void) { iotable_init(spear3xx_io_desc, ARRAY_SIZE(spear3xx_io_desc)); - - /* This will initialize clock framework */ - spear3xx_clk_init(); } -/* pad multiplexing support */ -/* devices */ -static struct pmx_dev_mode pmx_firda_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_FIRDA_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_firda = { - .name = "firda", - .modes = pmx_firda_modes, - .mode_count = ARRAY_SIZE(pmx_firda_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_i2c_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_I2C_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_i2c = { - .name = "i2c", - .modes = pmx_i2c_modes, - .mode_count = ARRAY_SIZE(pmx_i2c_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_ssp_cs_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_SSP_CS_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_ssp_cs = { - .name = "ssp_chip_selects", - .modes = pmx_ssp_cs_modes, - .mode_count = ARRAY_SIZE(pmx_ssp_cs_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_ssp_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_SSP_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_ssp = { - .name = "ssp", - .modes = pmx_ssp_modes, - .mode_count = ARRAY_SIZE(pmx_ssp_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_mii_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_mii = { - .name = "mii", - .modes = pmx_mii_modes, - .mode_count = ARRAY_SIZE(pmx_mii_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_gpio_pin0_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_GPIO_PIN0_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_gpio_pin0 = { - .name = "gpio_pin0", - .modes = pmx_gpio_pin0_modes, - .mode_count = ARRAY_SIZE(pmx_gpio_pin0_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_gpio_pin1_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_GPIO_PIN1_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_gpio_pin1 = { - .name = "gpio_pin1", - .modes = pmx_gpio_pin1_modes, - .mode_count = ARRAY_SIZE(pmx_gpio_pin1_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_gpio_pin2_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_GPIO_PIN2_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_gpio_pin2 = { - .name = "gpio_pin2", - .modes = pmx_gpio_pin2_modes, - .mode_count = ARRAY_SIZE(pmx_gpio_pin2_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_gpio_pin3_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_GPIO_PIN3_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_gpio_pin3 = { - .name = "gpio_pin3", - .modes = pmx_gpio_pin3_modes, - .mode_count = ARRAY_SIZE(pmx_gpio_pin3_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_gpio_pin4_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_GPIO_PIN4_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_gpio_pin4 = { - .name = "gpio_pin4", - .modes = pmx_gpio_pin4_modes, - .mode_count = ARRAY_SIZE(pmx_gpio_pin4_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_gpio_pin5_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_GPIO_PIN5_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_gpio_pin5 = { - .name = "gpio_pin5", - .modes = pmx_gpio_pin5_modes, - .mode_count = ARRAY_SIZE(pmx_gpio_pin5_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_uart0_modem_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_UART0_MODEM_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_uart0_modem = { - .name = "uart0_modem", - .modes = pmx_uart0_modem_modes, - .mode_count = ARRAY_SIZE(pmx_uart0_modem_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_uart0_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_UART0_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_uart0 = { - .name = "uart0", - .modes = pmx_uart0_modes, - .mode_count = ARRAY_SIZE(pmx_uart0_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_timer_3_4_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_timer_3_4 = { - .name = "timer_3_4", - .modes = pmx_timer_3_4_modes, - .mode_count = ARRAY_SIZE(pmx_timer_3_4_modes), - .enb_on_reset = 0, -}; - -static struct pmx_dev_mode pmx_timer_1_2_modes[] = { - { - .ids = 0xffffffff, - .mask = PMX_TIMER_1_2_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_timer_1_2 = { - .name = "timer_1_2", - .modes = pmx_timer_1_2_modes, - .mode_count = ARRAY_SIZE(pmx_timer_1_2_modes), - .enb_on_reset = 0, -}; - -#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320) -/* plgpios devices */ -static struct pmx_dev_mode pmx_plgpio_0_1_modes[] = { - { - .ids = 0x00, - .mask = PMX_FIRDA_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_0_1 = { - .name = "plgpio 0 and 1", - .modes = pmx_plgpio_0_1_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_0_1_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_2_3_modes[] = { - { - .ids = 0x00, - .mask = PMX_UART0_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_2_3 = { - .name = "plgpio 2 and 3", - .modes = pmx_plgpio_2_3_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_2_3_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_4_5_modes[] = { - { - .ids = 0x00, - .mask = PMX_I2C_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_4_5 = { - .name = "plgpio 4 and 5", - .modes = pmx_plgpio_4_5_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_4_5_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_6_9_modes[] = { - { - .ids = 0x00, - .mask = PMX_SSP_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_6_9 = { - .name = "plgpio 6 to 9", - .modes = pmx_plgpio_6_9_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_6_9_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_10_27_modes[] = { - { - .ids = 0x00, - .mask = PMX_MII_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_10_27 = { - .name = "plgpio 10 to 27", - .modes = pmx_plgpio_10_27_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_10_27_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_28_modes[] = { - { - .ids = 0x00, - .mask = PMX_GPIO_PIN0_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_28 = { - .name = "plgpio 28", - .modes = pmx_plgpio_28_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_28_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_29_modes[] = { - { - .ids = 0x00, - .mask = PMX_GPIO_PIN1_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_29 = { - .name = "plgpio 29", - .modes = pmx_plgpio_29_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_29_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_30_modes[] = { - { - .ids = 0x00, - .mask = PMX_GPIO_PIN2_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_30 = { - .name = "plgpio 30", - .modes = pmx_plgpio_30_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_30_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_31_modes[] = { - { - .ids = 0x00, - .mask = PMX_GPIO_PIN3_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_31 = { - .name = "plgpio 31", - .modes = pmx_plgpio_31_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_31_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_32_modes[] = { - { - .ids = 0x00, - .mask = PMX_GPIO_PIN4_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_32 = { - .name = "plgpio 32", - .modes = pmx_plgpio_32_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_32_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_33_modes[] = { - { - .ids = 0x00, - .mask = PMX_GPIO_PIN5_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_33 = { - .name = "plgpio 33", - .modes = pmx_plgpio_33_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_33_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_34_36_modes[] = { - { - .ids = 0x00, - .mask = PMX_SSP_CS_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_34_36 = { - .name = "plgpio 34 to 36", - .modes = pmx_plgpio_34_36_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_34_36_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_37_42_modes[] = { - { - .ids = 0x00, - .mask = PMX_UART0_MODEM_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_37_42 = { - .name = "plgpio 37 to 42", - .modes = pmx_plgpio_37_42_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_37_42_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_43_44_47_48_modes[] = { - { - .ids = 0x00, - .mask = PMX_TIMER_1_2_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_43_44_47_48 = { - .name = "plgpio 43, 44, 47 and 48", - .modes = pmx_plgpio_43_44_47_48_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_43_44_47_48_modes), - .enb_on_reset = 1, -}; - -static struct pmx_dev_mode pmx_plgpio_45_46_49_50_modes[] = { - { - .ids = 0x00, - .mask = PMX_TIMER_3_4_MASK, - }, -}; - -struct pmx_dev spear3xx_pmx_plgpio_45_46_49_50 = { - .name = "plgpio 45, 46, 49 and 50", - .modes = pmx_plgpio_45_46_49_50_modes, - .mode_count = ARRAY_SIZE(pmx_plgpio_45_46_49_50_modes), - .enb_on_reset = 1, -}; -#endif /* CONFIG_MACH_SPEAR310 || CONFIG_MACH_SPEAR320 */ - static void __init spear3xx_timer_init(void) { char pclk_name[] = "pll3_48m_clk"; @@ -536,3 +115,13 @@ static void __init spear3xx_timer_init(void) struct sys_timer spear3xx_timer = { .init = spear3xx_timer_init, }; + +static const struct of_device_id vic_of_match[] __initconst = { + { .compatible = "arm,pl190-vic", .data = vic_of_init, }, + { /* Sentinel */ } +}; + +void __init spear3xx_dt_init_irq(void) +{ + of_irq_init(vic_of_match); +} diff --git a/arch/arm/mach-spear6xx/Makefile.boot b/arch/arm/mach-spear6xx/Makefile.boot index 4674a4c221db..af493da37ab6 100644 --- a/arch/arm/mach-spear6xx/Makefile.boot +++ b/arch/arm/mach-spear6xx/Makefile.boot @@ -1,3 +1,5 @@ zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 + +dtb-$(CONFIG_BOARD_SPEAR600_DT) += spear600-evb.dtb diff --git a/arch/arm/mach-spear6xx/clock.c b/arch/arm/mach-spear6xx/clock.c index a86499a8a15f..adadef2b27b4 100644 --- a/arch/arm/mach-spear6xx/clock.c +++ b/arch/arm/mach-spear6xx/clock.c @@ -623,53 +623,53 @@ static struct clk dummy_apb_pclk; /* array of all spear 6xx clock lookups */ static struct clk_lookup spear_clk_lookups[] = { - { .con_id = "apb_pclk", .clk = &dummy_apb_pclk}, + CLKDEV_INIT(NULL, "apb_pclk", &dummy_apb_pclk), /* root clks */ - { .con_id = "osc_32k_clk", .clk = &osc_32k_clk}, - { .con_id = "osc_30m_clk", .clk = &osc_30m_clk}, + CLKDEV_INIT(NULL, "osc_32k_clk", &osc_32k_clk), + CLKDEV_INIT(NULL, "osc_30m_clk", &osc_30m_clk), /* clock derived from 32 KHz os clk */ - { .dev_id = "rtc-spear", .clk = &rtc_clk}, + CLKDEV_INIT("rtc-spear", NULL, &rtc_clk), /* clock derived from 30 MHz os clk */ - { .con_id = "pll1_clk", .clk = &pll1_clk}, - { .con_id = "pll3_48m_clk", .clk = &pll3_48m_clk}, - { .dev_id = "wdt", .clk = &wdt_clk}, + CLKDEV_INIT(NULL, "pll1_clk", &pll1_clk), + CLKDEV_INIT(NULL, "pll3_48m_clk", &pll3_48m_clk), + CLKDEV_INIT("wdt", NULL, &wdt_clk), /* clock derived from pll1 clk */ - { .con_id = "cpu_clk", .clk = &cpu_clk}, - { .con_id = "ahb_clk", .clk = &ahb_clk}, - { .con_id = "uart_synth_clk", .clk = &uart_synth_clk}, - { .con_id = "firda_synth_clk", .clk = &firda_synth_clk}, - { .con_id = "clcd_synth_clk", .clk = &clcd_synth_clk}, - { .con_id = "gpt0_synth_clk", .clk = &gpt0_synth_clk}, - { .con_id = "gpt2_synth_clk", .clk = &gpt2_synth_clk}, - { .con_id = "gpt3_synth_clk", .clk = &gpt3_synth_clk}, - { .dev_id = "d0000000.serial", .clk = &uart0_clk}, - { .dev_id = "d0080000.serial", .clk = &uart1_clk}, - { .dev_id = "firda", .clk = &firda_clk}, - { .dev_id = "clcd", .clk = &clcd_clk}, - { .dev_id = "gpt0", .clk = &gpt0_clk}, - { .dev_id = "gpt1", .clk = &gpt1_clk}, - { .dev_id = "gpt2", .clk = &gpt2_clk}, - { .dev_id = "gpt3", .clk = &gpt3_clk}, + CLKDEV_INIT(NULL, "cpu_clk", &cpu_clk), + CLKDEV_INIT(NULL, "ahb_clk", &ahb_clk), + CLKDEV_INIT(NULL, "uart_synth_clk", &uart_synth_clk), + CLKDEV_INIT(NULL, "firda_synth_clk", &firda_synth_clk), + CLKDEV_INIT(NULL, "clcd_synth_clk", &clcd_synth_clk), + CLKDEV_INIT(NULL, "gpt0_synth_clk", &gpt0_synth_clk), + CLKDEV_INIT(NULL, "gpt2_synth_clk", &gpt2_synth_clk), + CLKDEV_INIT(NULL, "gpt3_synth_clk", &gpt3_synth_clk), + CLKDEV_INIT("d0000000.serial", NULL, &uart0_clk), + CLKDEV_INIT("d0080000.serial", NULL, &uart1_clk), + CLKDEV_INIT("firda", NULL, &firda_clk), + CLKDEV_INIT("clcd", NULL, &clcd_clk), + CLKDEV_INIT("gpt0", NULL, &gpt0_clk), + CLKDEV_INIT("gpt1", NULL, &gpt1_clk), + CLKDEV_INIT("gpt2", NULL, &gpt2_clk), + CLKDEV_INIT("gpt3", NULL, &gpt3_clk), /* clock derived from pll3 clk */ - { .dev_id = "designware_udc", .clk = &usbd_clk}, - { .con_id = "usbh.0_clk", .clk = &usbh0_clk}, - { .con_id = "usbh.1_clk", .clk = &usbh1_clk}, + CLKDEV_INIT("designware_udc", NULL, &usbd_clk), + CLKDEV_INIT(NULL, "usbh.0_clk", &usbh0_clk), + CLKDEV_INIT(NULL, "usbh.1_clk", &usbh1_clk), /* clock derived from ahb clk */ - { .con_id = "apb_clk", .clk = &apb_clk}, - { .dev_id = "d0200000.i2c", .clk = &i2c_clk}, - { .dev_id = "dma", .clk = &dma_clk}, - { .dev_id = "jpeg", .clk = &jpeg_clk}, - { .dev_id = "gmac", .clk = &gmac_clk}, - { .dev_id = "smi", .clk = &smi_clk}, - { .dev_id = "fsmc-nand", .clk = &fsmc_clk}, + CLKDEV_INIT(NULL, "apb_clk", &apb_clk), + CLKDEV_INIT("d0200000.i2c", NULL, &i2c_clk), + CLKDEV_INIT("fc400000.dma", NULL, &dma_clk), + CLKDEV_INIT("jpeg", NULL, &jpeg_clk), + CLKDEV_INIT("gmac", NULL, &gmac_clk), + CLKDEV_INIT("fc000000.flash", NULL, &smi_clk), + CLKDEV_INIT("d1800000.flash", NULL, &fsmc_clk), /* clock derived from apb clk */ - { .dev_id = "adc", .clk = &adc_clk}, - { .dev_id = "ssp-pl022.0", .clk = &ssp0_clk}, - { .dev_id = "ssp-pl022.1", .clk = &ssp1_clk}, - { .dev_id = "ssp-pl022.2", .clk = &ssp2_clk}, - { .dev_id = "f0100000.gpio", .clk = &gpio0_clk}, - { .dev_id = "fc980000.gpio", .clk = &gpio1_clk}, - { .dev_id = "d8100000.gpio", .clk = &gpio2_clk}, + CLKDEV_INIT("adc", NULL, &adc_clk), + CLKDEV_INIT("ssp-pl022.0", NULL, &ssp0_clk), + CLKDEV_INIT("ssp-pl022.1", NULL, &ssp1_clk), + CLKDEV_INIT("ssp-pl022.2", NULL, &ssp2_clk), + CLKDEV_INIT("f0100000.gpio", NULL, &gpio0_clk), + CLKDEV_INIT("fc980000.gpio", NULL, &gpio1_clk), + CLKDEV_INIT("d8100000.gpio", NULL, &gpio2_clk), }; void __init spear6xx_clk_init(void) diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c index 2ed8b14c82c8..5b9e30f54cdb 100644 --- a/arch/arm/mach-spear6xx/spear6xx.c +++ b/arch/arm/mach-spear6xx/spear6xx.c @@ -13,15 +13,377 @@ * warranty of any kind, whether express or implied. */ +#include <linux/amba/pl08x.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <asm/hardware/pl080.h> #include <asm/hardware/vic.h> #include <asm/mach/arch.h> +#include <plat/pl080.h> #include <mach/generic.h> #include <mach/hardware.h> +/* dmac device registration */ +static struct pl08x_channel_data spear600_dma_info[] = { + { + .bus_id = "ssp1_rx", + .min_signal = 0, + .max_signal = 0, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp1_tx", + .min_signal = 1, + .max_signal = 1, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart0_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart0_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart1_rx", + .min_signal = 4, + .max_signal = 4, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "uart1_tx", + .min_signal = 5, + .max_signal = 5, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp2_rx", + .min_signal = 6, + .max_signal = 6, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ssp2_tx", + .min_signal = 7, + .max_signal = 7, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ssp0_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ssp0_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "i2c_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "irda", + .min_signal = 12, + .max_signal = 12, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "adc", + .min_signal = 13, + .max_signal = 13, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "to_jpeg", + .min_signal = 14, + .max_signal = 14, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "from_jpeg", + .min_signal = 15, + .max_signal = 15, + .muxval = 0, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras0_rx", + .min_signal = 0, + .max_signal = 0, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras0_tx", + .min_signal = 1, + .max_signal = 1, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras1_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras1_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras2_rx", + .min_signal = 4, + .max_signal = 4, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras2_tx", + .min_signal = 5, + .max_signal = 5, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras3_rx", + .min_signal = 6, + .max_signal = 6, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras3_tx", + .min_signal = 7, + .max_signal = 7, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras4_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras4_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras5_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras5_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras6_rx", + .min_signal = 12, + .max_signal = 12, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras6_tx", + .min_signal = 13, + .max_signal = 13, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras7_rx", + .min_signal = 14, + .max_signal = 14, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ras7_tx", + .min_signal = 15, + .max_signal = 15, + .muxval = 1, + .cctl = 0, + .periph_buses = PL08X_AHB1, + }, { + .bus_id = "ext0_rx", + .min_signal = 0, + .max_signal = 0, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext0_tx", + .min_signal = 1, + .max_signal = 1, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext1_rx", + .min_signal = 2, + .max_signal = 2, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext1_tx", + .min_signal = 3, + .max_signal = 3, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext2_rx", + .min_signal = 4, + .max_signal = 4, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext2_tx", + .min_signal = 5, + .max_signal = 5, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext3_rx", + .min_signal = 6, + .max_signal = 6, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext3_tx", + .min_signal = 7, + .max_signal = 7, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext4_rx", + .min_signal = 8, + .max_signal = 8, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext4_tx", + .min_signal = 9, + .max_signal = 9, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext5_rx", + .min_signal = 10, + .max_signal = 10, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext5_tx", + .min_signal = 11, + .max_signal = 11, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext6_rx", + .min_signal = 12, + .max_signal = 12, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext6_tx", + .min_signal = 13, + .max_signal = 13, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext7_rx", + .min_signal = 14, + .max_signal = 14, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, { + .bus_id = "ext7_tx", + .min_signal = 15, + .max_signal = 15, + .muxval = 2, + .cctl = 0, + .periph_buses = PL08X_AHB2, + }, +}; + +struct pl08x_platform_data pl080_plat_data = { + .memcpy_channel = { + .bus_id = "memcpy", + .cctl = (PL080_BSIZE_16 << PL080_CONTROL_SB_SIZE_SHIFT | \ + PL080_BSIZE_16 << PL080_CONTROL_DB_SIZE_SHIFT | \ + PL080_WIDTH_32BIT << PL080_CONTROL_SWIDTH_SHIFT | \ + PL080_WIDTH_32BIT << PL080_CONTROL_DWIDTH_SHIFT | \ + PL080_CONTROL_PROT_BUFF | PL080_CONTROL_PROT_CACHE | \ + PL080_CONTROL_PROT_SYS), + }, + .lli_buses = PL08X_AHB1, + .mem_buses = PL08X_AHB1, + .get_signal = pl080_get_signal, + .put_signal = pl080_put_signal, + .slave_channels = spear600_dma_info, + .num_slave_channels = ARRAY_SIZE(spear600_dma_info), +}; + /* Following will create static virtual/physical mappings */ static struct map_desc spear6xx_io_desc[] __initdata = { { @@ -92,9 +454,17 @@ struct sys_timer spear6xx_timer = { .init = spear6xx_timer_init, }; +/* Add auxdata to pass platform data */ +struct of_dev_auxdata spear6xx_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("arm,pl080", SPEAR6XX_ICM3_DMA_BASE, NULL, + &pl080_plat_data), + {} +}; + static void __init spear600_dt_init(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + of_platform_populate(NULL, of_default_bus_match_table, + spear6xx_auxdata_lookup, NULL); } static const char *spear600_dt_board_compat[] = { diff --git a/arch/arm/plat-spear/Kconfig b/arch/arm/plat-spear/Kconfig index 1bb3dbce8810..387655b5ce05 100644 --- a/arch/arm/plat-spear/Kconfig +++ b/arch/arm/plat-spear/Kconfig @@ -9,9 +9,11 @@ choice default ARCH_SPEAR3XX config ARCH_SPEAR3XX - bool "SPEAr3XX" + bool "ST SPEAr3xx with Device Tree" select ARM_VIC select CPU_ARM926T + select USE_OF + select PINCTRL help Supports for ARM's SPEAR3XX family diff --git a/arch/arm/plat-spear/Makefile b/arch/arm/plat-spear/Makefile index e0f2e5b9530c..7744802c83e7 100644 --- a/arch/arm/plat-spear/Makefile +++ b/arch/arm/plat-spear/Makefile @@ -3,6 +3,6 @@ # # Common support -obj-y := clock.o restart.o time.o +obj-y := clock.o restart.o time.o pl080.o -obj-$(CONFIG_ARCH_SPEAR3XX) += shirq.o padmux.o +obj-$(CONFIG_ARCH_SPEAR3XX) += shirq.o diff --git a/arch/arm/plat-spear/include/plat/padmux.h b/arch/arm/plat-spear/include/plat/padmux.h deleted file mode 100644 index 877f3adcf610..000000000000 --- a/arch/arm/plat-spear/include/plat/padmux.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * arch/arm/plat-spear/include/plat/padmux.h - * - * SPEAr platform specific gpio pads muxing file - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#ifndef __PLAT_PADMUX_H -#define __PLAT_PADMUX_H - -#include <linux/types.h> - -/* - * struct pmx_reg: configuration structure for mode reg and mux reg - * - * offset: offset of mode reg - * mask: mask of mode reg - */ -struct pmx_reg { - u32 offset; - u32 mask; -}; - -/* - * struct pmx_dev_mode: configuration structure every group of modes of a device - * - * ids: all modes for this configuration - * mask: mask for supported mode - */ -struct pmx_dev_mode { - u32 ids; - u32 mask; -}; - -/* - * struct pmx_mode: mode definition structure - * - * name: mode name - * mask: mode mask - */ -struct pmx_mode { - char *name; - u32 id; - u32 mask; -}; - -/* - * struct pmx_dev: device definition structure - * - * name: device name - * modes: device configuration array for different modes supported - * mode_count: size of modes array - * is_active: is peripheral active/enabled - * enb_on_reset: if 1, mask bits to be cleared in reg otherwise to be set in reg - */ -struct pmx_dev { - char *name; - struct pmx_dev_mode *modes; - u8 mode_count; - bool is_active; - bool enb_on_reset; -}; - -/* - * struct pmx_driver: driver definition structure - * - * mode: mode to be set - * devs: array of pointer to pmx devices - * devs_count: ARRAY_SIZE of devs - * base: base address of soc config registers - * mode_reg: structure of mode config register - * mux_reg: structure of device mux config register - */ -struct pmx_driver { - struct pmx_mode *mode; - struct pmx_dev **devs; - u8 devs_count; - u32 *base; - struct pmx_reg mode_reg; - struct pmx_reg mux_reg; -}; - -/* pmx functions */ -int pmx_register(struct pmx_driver *driver); - -#endif /* __PLAT_PADMUX_H */ diff --git a/arch/arm/plat-spear/include/plat/pl080.h b/arch/arm/plat-spear/include/plat/pl080.h new file mode 100644 index 000000000000..e14a3e4932f9 --- /dev/null +++ b/arch/arm/plat-spear/include/plat/pl080.h @@ -0,0 +1,21 @@ +/* + * arch/arm/plat-spear/include/plat/pl080.h + * + * DMAC pl080 definitions for SPEAr platform + * + * Copyright (C) 2012 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __PLAT_PL080_H +#define __PLAT_PL080_H + +struct pl08x_dma_chan; +int pl080_get_signal(struct pl08x_dma_chan *ch); +void pl080_put_signal(struct pl08x_dma_chan *ch); + +#endif /* __PLAT_PL080_H */ diff --git a/arch/arm/plat-spear/padmux.c b/arch/arm/plat-spear/padmux.c deleted file mode 100644 index 555eec6dc1cb..000000000000 --- a/arch/arm/plat-spear/padmux.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * arch/arm/plat-spear/include/plat/padmux.c - * - * SPEAr platform specific gpio pads muxing source file - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/err.h> -#include <linux/io.h> -#include <linux/slab.h> -#include <plat/padmux.h> - -/* - * struct pmx: pmx definition structure - * - * base: base address of configuration registers - * mode_reg: mode configurations - * mux_reg: muxing configurations - * active_mode: pointer to current active mode - */ -struct pmx { - u32 base; - struct pmx_reg mode_reg; - struct pmx_reg mux_reg; - struct pmx_mode *active_mode; -}; - -static struct pmx *pmx; - -/** - * pmx_mode_set - Enables an multiplexing mode - * @mode - pointer to pmx mode - * - * It will set mode of operation in hardware. - * Returns -ve on Err otherwise 0 - */ -static int pmx_mode_set(struct pmx_mode *mode) -{ - u32 val; - - if (!mode->name) - return -EFAULT; - - pmx->active_mode = mode; - - val = readl(pmx->base + pmx->mode_reg.offset); - val &= ~pmx->mode_reg.mask; - val |= mode->mask & pmx->mode_reg.mask; - writel(val, pmx->base + pmx->mode_reg.offset); - - return 0; -} - -/** - * pmx_devs_enable - Enables list of devices - * @devs - pointer to pmx device array - * @count - number of devices to enable - * - * It will enable pads for all required peripherals once and only once. - * If peripheral is not supported by current mode then request is rejected. - * Conflicts between peripherals are not handled and peripherals will be - * enabled in the order they are present in pmx_dev array. - * In case of conflicts last peripheral enabled will be present. - * Returns -ve on Err otherwise 0 - */ -static int pmx_devs_enable(struct pmx_dev **devs, u8 count) -{ - u32 val, i, mask; - - if (!count) - return -EINVAL; - - val = readl(pmx->base + pmx->mux_reg.offset); - for (i = 0; i < count; i++) { - u8 j = 0; - - if (!devs[i]->name || !devs[i]->modes) { - printk(KERN_ERR "padmux: dev name or modes is null\n"); - continue; - } - /* check if peripheral exists in active mode */ - if (pmx->active_mode) { - bool found = false; - for (j = 0; j < devs[i]->mode_count; j++) { - if (devs[i]->modes[j].ids & - pmx->active_mode->id) { - found = true; - break; - } - } - if (found == false) { - printk(KERN_ERR "%s device not available in %s"\ - "mode\n", devs[i]->name, - pmx->active_mode->name); - continue; - } - } - - /* enable peripheral */ - mask = devs[i]->modes[j].mask & pmx->mux_reg.mask; - if (devs[i]->enb_on_reset) - val &= ~mask; - else - val |= mask; - - devs[i]->is_active = true; - } - writel(val, pmx->base + pmx->mux_reg.offset); - kfree(pmx); - - /* this will ensure that multiplexing can't be changed now */ - pmx = (struct pmx *)-1; - - return 0; -} - -/** - * pmx_register - registers a platform requesting pad mux feature - * @driver - pointer to driver structure containing driver specific parameters - * - * Also this must be called only once. This will allocate memory for pmx - * structure, will call pmx_mode_set, will call pmx_devs_enable. - * Returns -ve on Err otherwise 0 - */ -int pmx_register(struct pmx_driver *driver) -{ - int ret = 0; - - if (pmx) - return -EPERM; - if (!driver->base || !driver->devs) - return -EFAULT; - - pmx = kzalloc(sizeof(*pmx), GFP_KERNEL); - if (!pmx) - return -ENOMEM; - - pmx->base = (u32)driver->base; - pmx->mode_reg.offset = driver->mode_reg.offset; - pmx->mode_reg.mask = driver->mode_reg.mask; - pmx->mux_reg.offset = driver->mux_reg.offset; - pmx->mux_reg.mask = driver->mux_reg.mask; - - /* choose mode to enable */ - if (driver->mode) { - ret = pmx_mode_set(driver->mode); - if (ret) - goto pmx_fail; - } - ret = pmx_devs_enable(driver->devs, driver->devs_count); - if (ret) - goto pmx_fail; - - return 0; - -pmx_fail: - return ret; -} diff --git a/arch/arm/plat-spear/pl080.c b/arch/arm/plat-spear/pl080.c new file mode 100644 index 000000000000..d53d75e1af5e --- /dev/null +++ b/arch/arm/plat-spear/pl080.c @@ -0,0 +1,79 @@ +/* + * arch/arm/plat-spear/pl080.c + * + * DMAC pl080 definitions for SPEAr platform + * + * Copyright (C) 2012 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/amba/pl08x.h> +#include <linux/amba/bus.h> +#include <linux/bug.h> +#include <linux/err.h> +#include <linux/io.h> +#include <linux/spinlock_types.h> +#include <mach/misc_regs.h> + +static spinlock_t lock = __SPIN_LOCK_UNLOCKED(x); + +struct { + unsigned char busy; + unsigned char val; +} signals[16] = {{0, 0}, }; + +int pl080_get_signal(struct pl08x_dma_chan *ch) +{ + const struct pl08x_channel_data *cd = ch->cd; + unsigned int signal = cd->min_signal, val; + unsigned long flags; + + spin_lock_irqsave(&lock, flags); + + /* Return if signal is already acquired by somebody else */ + if (signals[signal].busy && + (signals[signal].val != cd->muxval)) { + spin_unlock_irqrestore(&lock, flags); + return -EBUSY; + } + + /* If acquiring for the first time, configure it */ + if (!signals[signal].busy) { + val = readl(DMA_CHN_CFG); + + /* + * Each request line has two bits in DMA_CHN_CFG register. To + * goto the bits of current request line, do left shift of + * value by 2 * signal number. + */ + val &= ~(0x3 << (signal * 2)); + val |= cd->muxval << (signal * 2); + writel(val, DMA_CHN_CFG); + } + + signals[signal].busy++; + signals[signal].val = cd->muxval; + spin_unlock_irqrestore(&lock, flags); + + return signal; +} + +void pl080_put_signal(struct pl08x_dma_chan *ch) +{ + const struct pl08x_channel_data *cd = ch->cd; + unsigned long flags; + + spin_lock_irqsave(&lock, flags); + + /* if signal is not used */ + if (!signals[cd->min_signal].busy) + BUG(); + + signals[cd->min_signal].busy--; + + spin_unlock_irqrestore(&lock, flags); +} |