diff options
author | Paul Mackerras <paulus@samba.org> | 2008-01-31 10:50:17 +1100 |
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committer | Paul Mackerras <paulus@samba.org> | 2008-01-31 10:50:17 +1100 |
commit | 4eece4ccf997c0e6d8fdad3d842e37b16b8d705f (patch) | |
tree | b8ddfaa3401a6af36ab06829b1b0c31e0ff2fb38 /arch | |
parent | cda13dd164f91df79ba797ab84848352b03de115 (diff) | |
parent | 4fb4c5582475452d3bf7c5072ef2d15ee06f7723 (diff) | |
download | linux-stable-4eece4ccf997c0e6d8fdad3d842e37b16b8d705f.tar.gz linux-stable-4eece4ccf997c0e6d8fdad3d842e37b16b8d705f.tar.bz2 linux-stable-4eece4ccf997c0e6d8fdad3d842e37b16b8d705f.zip |
Merge branch 'for-2.6.25' of git://git.secretlab.ca/git/linux-2.6-mpc52xx
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/boot/dts/cm5200.dts | 60 | ||||
-rw-r--r-- | arch/powerpc/boot/dts/lite5200.dts | 96 | ||||
-rw-r--r-- | arch/powerpc/boot/dts/lite5200b.dts | 93 | ||||
-rw-r--r-- | arch/powerpc/boot/dts/motionpro.dts | 68 | ||||
-rw-r--r-- | arch/powerpc/boot/dts/tqm5200.dts | 45 | ||||
-rw-r--r-- | arch/powerpc/boot/serial.c | 2 | ||||
-rw-r--r-- | arch/powerpc/kernel/prom_init.c | 149 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/Kconfig | 41 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/efika.c | 3 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/lite5200.c | 28 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/lite5200_pm.c | 9 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/mpc5200_simple.c | 6 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_common.c | 117 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_pci.c | 10 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_pic.c | 16 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_pm.c | 9 | ||||
-rw-r--r-- | arch/powerpc/sysdev/bestcomm/bestcomm.c | 16 | ||||
-rw-r--r-- | arch/ppc/syslib/mpc52xx_setup.c | 36 |
18 files changed, 455 insertions, 349 deletions
diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/cm5200.dts index 9295083d1ce9..30737eafe68e 100644 --- a/arch/powerpc/boot/dts/cm5200.dts +++ b/arch/powerpc/boot/dts/cm5200.dts @@ -45,17 +45,16 @@ }; soc5200@f0000000 { - model = "fsl,mpc5200b"; - compatible = "fsl,mpc5200b"; - revision = ""; // from bootloader - device_type = "soc"; + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200b-immr"; ranges = <0 f0000000 0000c000>; reg = <f0000000 00000100>; bus-frequency = <0>; // from bootloader system-frequency = <0>; // from bootloader cdm@200 { - compatible = "mpc5200b-cdm","mpc5200-cdm"; + compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; reg = <200 38>; }; @@ -63,11 +62,11 @@ // 5200 interrupts are encoded into two levels; interrupt-controller; #interrupt-cells = <3>; - compatible = "mpc5200b-pic","mpc5200-pic"; + compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; reg = <500 80>; }; - gpt@600 { // General Purpose Timer + timer@600 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <600 10>; interrupts = <1 9 0>; @@ -75,49 +74,49 @@ fsl,has-wdt; }; - gpt@610 { // General Purpose Timer + timer@610 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <610 10>; interrupts = <1 a 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@620 { // General Purpose Timer + timer@620 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <620 10>; interrupts = <1 b 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@630 { // General Purpose Timer + timer@630 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <630 10>; interrupts = <1 c 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@640 { // General Purpose Timer + timer@640 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <640 10>; interrupts = <1 d 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@650 { // General Purpose Timer + timer@650 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <650 10>; interrupts = <1 e 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@660 { // General Purpose Timer + timer@660 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <660 10>; interrupts = <1 f 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@670 { // General Purpose Timer + timer@670 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <670 10>; interrupts = <1 10 0>; @@ -125,43 +124,42 @@ }; rtc@800 { // Real time clock - compatible = "mpc5200b-rtc","mpc5200-rtc"; + compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; reg = <800 100>; interrupts = <1 5 0 1 6 0>; interrupt-parent = <&mpc5200_pic>; }; gpio@b00 { - compatible = "mpc5200b-gpio","mpc5200-gpio"; + compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; reg = <b00 40>; interrupts = <1 7 0>; interrupt-parent = <&mpc5200_pic>; }; - gpio-wkup@c00 { - compatible = "mpc5200b-gpio-wkup","mpc5200-gpio-wkup"; + gpio@c00 { + compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; reg = <c00 40>; interrupts = <1 8 0 0 3 0>; interrupt-parent = <&mpc5200_pic>; }; spi@f00 { - compatible = "mpc5200b-spi","mpc5200-spi"; + compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; reg = <f00 20>; interrupts = <2 d 0 2 e 0>; interrupt-parent = <&mpc5200_pic>; }; usb@1000 { - device_type = "usb-ohci-be"; - compatible = "mpc5200b-ohci","mpc5200-ohci","ohci-be"; + compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; reg = <1000 ff>; interrupts = <2 6 0>; interrupt-parent = <&mpc5200_pic>; }; dma-controller@1200 { - compatible = "mpc5200b-bestcomm","mpc5200-bestcomm"; + compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; reg = <1200 80>; interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 3 4 0 3 5 0 3 6 0 3 7 0 @@ -171,13 +169,13 @@ }; xlb@1f00 { - compatible = "mpc5200b-xlb","mpc5200-xlb"; + compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; reg = <1f00 100>; }; serial@2000 { // PSC1 device_type = "serial"; - compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; port-number = <0>; // Logical port assignment reg = <2000 100>; interrupts = <2 1 0>; @@ -186,7 +184,7 @@ serial@2200 { // PSC2 device_type = "serial"; - compatible = "mpc5200-psc-uart"; + compatible = "fsl,mpc5200-psc-uart"; port-number = <1>; // Logical port assignment reg = <2200 100>; interrupts = <2 2 0>; @@ -195,7 +193,7 @@ serial@2400 { // PSC3 device_type = "serial"; - compatible = "mpc5200-psc-uart"; + compatible = "fsl,mpc5200-psc-uart"; port-number = <2>; // Logical port assignment reg = <2400 100>; interrupts = <2 3 0>; @@ -204,7 +202,7 @@ serial@2c00 { // PSC6 device_type = "serial"; - compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; port-number = <5>; // Logical port assignment reg = <2c00 100>; interrupts = <2 4 0>; @@ -213,15 +211,15 @@ ethernet@3000 { device_type = "network"; - compatible = "mpc5200b-fec","mpc5200-fec"; + compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; reg = <3000 800>; - local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by U-Boot */ + local-mac-address = [ 00 00 00 00 00 00 ]; interrupts = <2 5 0>; interrupt-parent = <&mpc5200_pic>; }; i2c@3d40 { - compatible = "mpc5200b-i2c","mpc5200-i2c","fsl-i2c"; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <3d40 40>; interrupts = <2 10 0>; interrupt-parent = <&mpc5200_pic>; @@ -229,7 +227,7 @@ }; sram@8000 { - compatible = "mpc5200b-sram","mpc5200-sram"; + compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; reg = <8000 4000>; }; }; diff --git a/arch/powerpc/boot/dts/lite5200.dts b/arch/powerpc/boot/dts/lite5200.dts index e1d6f441532f..0d701c1bf539 100644 --- a/arch/powerpc/boot/dts/lite5200.dts +++ b/arch/powerpc/boot/dts/lite5200.dts @@ -10,15 +10,8 @@ * option) any later version. */ -/* - * WARNING: Do not depend on this tree layout remaining static just yet. - * The MPC5200 device tree conventions are still in flux - * Keep an eye on the linuxppc-dev mailing list for more details - */ - / { model = "fsl,lite5200"; - // revision = "1.0"; compatible = "fsl,lite5200"; #address-cells = <1>; #size-cells = <1>; @@ -46,30 +39,29 @@ }; soc5200@f0000000 { - model = "fsl,mpc5200"; - compatible = "mpc5200"; - revision = ""; // from bootloader - device_type = "soc"; + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200-immr"; ranges = <0 f0000000 0000c000>; reg = <f0000000 00000100>; bus-frequency = <0>; // from bootloader system-frequency = <0>; // from bootloader cdm@200 { - compatible = "mpc5200-cdm"; + compatible = "fsl,mpc5200-cdm"; reg = <200 38>; }; - mpc5200_pic: pic@500 { + mpc5200_pic: interrupt-controller@500 { // 5200 interrupts are encoded into two levels; interrupt-controller; #interrupt-cells = <3>; device_type = "interrupt-controller"; - compatible = "mpc5200-pic"; + compatible = "fsl,mpc5200-pic"; reg = <500 80>; }; - gpt@600 { // General Purpose Timer + timer@600 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <0>; reg = <600 10>; @@ -78,7 +70,7 @@ fsl,has-wdt; }; - gpt@610 { // General Purpose Timer + timer@610 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <1>; reg = <610 10>; @@ -86,7 +78,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@620 { // General Purpose Timer + timer@620 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <2>; reg = <620 10>; @@ -94,7 +86,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@630 { // General Purpose Timer + timer@630 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <3>; reg = <630 10>; @@ -102,7 +94,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@640 { // General Purpose Timer + timer@640 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <4>; reg = <640 10>; @@ -110,7 +102,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@650 { // General Purpose Timer + timer@650 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <5>; reg = <650 10>; @@ -118,7 +110,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@660 { // General Purpose Timer + timer@660 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <6>; reg = <660 10>; @@ -126,7 +118,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@670 { // General Purpose Timer + timer@670 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; cell-index = <7>; reg = <670 10>; @@ -135,25 +127,23 @@ }; rtc@800 { // Real time clock - compatible = "mpc5200-rtc"; + compatible = "fsl,mpc5200-rtc"; device_type = "rtc"; reg = <800 100>; interrupts = <1 5 0 1 6 0>; interrupt-parent = <&mpc5200_pic>; }; - mscan@900 { - device_type = "mscan"; - compatible = "mpc5200-mscan"; + can@900 { + compatible = "fsl,mpc5200-mscan"; cell-index = <0>; interrupts = <2 11 0>; interrupt-parent = <&mpc5200_pic>; reg = <900 80>; }; - mscan@980 { - device_type = "mscan"; - compatible = "mpc5200-mscan"; + can@980 { + compatible = "fsl,mpc5200-mscan"; cell-index = <1>; interrupts = <2 12 0>; interrupt-parent = <&mpc5200_pic>; @@ -161,38 +151,36 @@ }; gpio@b00 { - compatible = "mpc5200-gpio"; + compatible = "fsl,mpc5200-gpio"; reg = <b00 40>; interrupts = <1 7 0>; interrupt-parent = <&mpc5200_pic>; }; - gpio-wkup@c00 { - compatible = "mpc5200-gpio-wkup"; + gpio@c00 { + compatible = "fsl,mpc5200-gpio-wkup"; reg = <c00 40>; interrupts = <1 8 0 0 3 0>; interrupt-parent = <&mpc5200_pic>; }; spi@f00 { - device_type = "spi"; - compatible = "mpc5200-spi"; + compatible = "fsl,mpc5200-spi"; reg = <f00 20>; interrupts = <2 d 0 2 e 0>; interrupt-parent = <&mpc5200_pic>; }; usb@1000 { - device_type = "usb-ohci-be"; - compatible = "mpc5200-ohci","ohci-be"; + compatible = "fsl,mpc5200-ohci","ohci-be"; reg = <1000 ff>; interrupts = <2 6 0>; interrupt-parent = <&mpc5200_pic>; }; - bestcomm@1200 { + dma-controller@1200 { device_type = "dma-controller"; - compatible = "mpc5200-bestcomm"; + compatible = "fsl,mpc5200-bestcomm"; reg = <1200 80>; interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 3 4 0 3 5 0 3 6 0 3 7 0 @@ -202,13 +190,13 @@ }; xlb@1f00 { - compatible = "mpc5200-xlb"; + compatible = "fsl,mpc5200-xlb"; reg = <1f00 100>; }; serial@2000 { // PSC1 device_type = "serial"; - compatible = "mpc5200-psc-uart"; + compatible = "fsl,mpc5200-psc-uart"; port-number = <0>; // Logical port assignment cell-index = <0>; reg = <2000 100>; @@ -218,8 +206,7 @@ // PSC2 in ac97 mode example //ac97@2200 { // PSC2 - // device_type = "sound"; - // compatible = "mpc5200-psc-ac97"; + // compatible = "fsl,mpc5200-psc-ac97"; // cell-index = <1>; // reg = <2200 100>; // interrupts = <2 2 0>; @@ -228,8 +215,7 @@ // PSC3 in CODEC mode example //i2s@2400 { // PSC3 - // device_type = "sound"; - // compatible = "mpc5200-psc-i2s"; + // compatible = "fsl,mpc5200-psc-i2s"; // cell-index = <2>; // reg = <2400 100>; // interrupts = <2 3 0>; @@ -239,7 +225,7 @@ // PSC4 in uart mode example //serial@2600 { // PSC4 // device_type = "serial"; - // compatible = "mpc5200-psc-uart"; + // compatible = "fsl,mpc5200-psc-uart"; // cell-index = <3>; // reg = <2600 100>; // interrupts = <2 b 0>; @@ -249,7 +235,7 @@ // PSC5 in uart mode example //serial@2800 { // PSC5 // device_type = "serial"; - // compatible = "mpc5200-psc-uart"; + // compatible = "fsl,mpc5200-psc-uart"; // cell-index = <4>; // reg = <2800 100>; // interrupts = <2 c 0>; @@ -258,8 +244,7 @@ // PSC6 in spi mode example //spi@2c00 { // PSC6 - // device_type = "spi"; - // compatible = "mpc5200-psc-spi"; + // compatible = "fsl,mpc5200-psc-spi"; // cell-index = <5>; // reg = <2c00 100>; // interrupts = <2 4 0>; @@ -268,16 +253,16 @@ ethernet@3000 { device_type = "network"; - compatible = "mpc5200-fec"; + compatible = "fsl,mpc5200-fec"; reg = <3000 800>; - mac-address = [ 02 03 04 05 06 07 ]; // Bad! + local-mac-address = [ 00 00 00 00 00 00 ]; interrupts = <2 5 0>; interrupt-parent = <&mpc5200_pic>; }; ata@3a00 { device_type = "ata"; - compatible = "mpc5200-ata"; + compatible = "fsl,mpc5200-ata"; reg = <3a00 100>; interrupts = <2 7 0>; interrupt-parent = <&mpc5200_pic>; @@ -286,7 +271,7 @@ i2c@3d00 { #address-cells = <1>; #size-cells = <0>; - compatible = "mpc5200-i2c","fsl-i2c"; + compatible = "fsl,mpc5200-i2c","fsl-i2c"; cell-index = <0>; reg = <3d00 40>; interrupts = <2 f 0>; @@ -297,7 +282,7 @@ i2c@3d40 { #address-cells = <1>; #size-cells = <0>; - compatible = "mpc5200-i2c","fsl-i2c"; + compatible = "fsl,mpc5200-i2c","fsl-i2c"; cell-index = <1>; reg = <3d40 40>; interrupts = <2 10 0>; @@ -305,8 +290,7 @@ fsl5200-clocking; }; sram@8000 { - device_type = "sram"; - compatible = "mpc5200-sram","sram"; + compatible = "fsl,mpc5200-sram","sram"; reg = <8000 4000>; }; }; @@ -316,7 +300,7 @@ #size-cells = <2>; #address-cells = <3>; device_type = "pci"; - compatible = "mpc5200-pci"; + compatible = "fsl,mpc5200-pci"; reg = <f0000d00 100>; interrupt-map-mask = <f800 0 0 7>; interrupt-map = <c000 0 0 1 &mpc5200_pic 0 0 3 diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite5200b.dts index 3e06f58a0a71..571ba02accac 100644 --- a/arch/powerpc/boot/dts/lite5200b.dts +++ b/arch/powerpc/boot/dts/lite5200b.dts @@ -18,7 +18,6 @@ / { model = "fsl,lite5200b"; - // revision = "1.0"; compatible = "fsl,lite5200b"; #address-cells = <1>; #size-cells = <1>; @@ -46,30 +45,29 @@ }; soc5200@f0000000 { - model = "fsl,mpc5200b"; - compatible = "mpc5200"; - revision = ""; // from bootloader - device_type = "soc"; + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200b-immr"; ranges = <0 f0000000 0000c000>; reg = <f0000000 00000100>; bus-frequency = <0>; // from bootloader system-frequency = <0>; // from bootloader cdm@200 { - compatible = "mpc5200b-cdm","mpc5200-cdm"; + compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; reg = <200 38>; }; - mpc5200_pic: pic@500 { + mpc5200_pic: interrupt-controller@500 { // 5200 interrupts are encoded into two levels; interrupt-controller; #interrupt-cells = <3>; device_type = "interrupt-controller"; - compatible = "mpc5200b-pic","mpc5200-pic"; + compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; reg = <500 80>; }; - gpt@600 { // General Purpose Timer + timer@600 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <0>; reg = <600 10>; @@ -78,7 +76,7 @@ fsl,has-wdt; }; - gpt@610 { // General Purpose Timer + timer@610 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <1>; reg = <610 10>; @@ -86,7 +84,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@620 { // General Purpose Timer + timer@620 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <2>; reg = <620 10>; @@ -94,7 +92,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@630 { // General Purpose Timer + timer@630 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <3>; reg = <630 10>; @@ -102,7 +100,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@640 { // General Purpose Timer + timer@640 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <4>; reg = <640 10>; @@ -110,7 +108,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@650 { // General Purpose Timer + timer@650 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <5>; reg = <650 10>; @@ -118,7 +116,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@660 { // General Purpose Timer + timer@660 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <6>; reg = <660 10>; @@ -126,7 +124,7 @@ interrupt-parent = <&mpc5200_pic>; }; - gpt@670 { // General Purpose Timer + timer@670 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; cell-index = <7>; reg = <670 10>; @@ -135,25 +133,23 @@ }; rtc@800 { // Real time clock - compatible = "mpc5200b-rtc","mpc5200-rtc"; + compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; device_type = "rtc"; reg = <800 100>; interrupts = <1 5 0 1 6 0>; interrupt-parent = <&mpc5200_pic>; }; - mscan@900 { - device_type = "mscan"; - compatible = "mpc5200b-mscan","mpc5200-mscan"; + can@900 { + compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; cell-index = <0>; interrupts = <2 11 0>; interrupt-parent = <&mpc5200_pic>; reg = <900 80>; }; - mscan@980 { - device_type = "mscan"; - compatible = "mpc5200b-mscan","mpc5200-mscan"; + can@980 { + compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; cell-index = <1>; interrupts = <2 12 0>; interrupt-parent = <&mpc5200_pic>; @@ -161,38 +157,36 @@ }; gpio@b00 { - compatible = "mpc5200b-gpio","mpc5200-gpio"; + compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; reg = <b00 40>; interrupts = <1 7 0>; interrupt-parent = <&mpc5200_pic>; }; - gpio-wkup@c00 { - compatible = "mpc5200b-gpio-wkup","mpc5200-gpio-wkup"; + gpio@c00 { + compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; reg = <c00 40>; interrupts = <1 8 0 0 3 0>; interrupt-parent = <&mpc5200_pic>; }; spi@f00 { - device_type = "spi"; - compatible = "mpc5200b-spi","mpc5200-spi"; + compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; reg = <f00 20>; interrupts = <2 d 0 2 e 0>; interrupt-parent = <&mpc5200_pic>; }; usb@1000 { - device_type = "usb-ohci-be"; - compatible = "mpc5200b-ohci","mpc5200-ohci","ohci-be"; + compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; reg = <1000 ff>; interrupts = <2 6 0>; interrupt-parent = <&mpc5200_pic>; }; - bestcomm@1200 { + dma-controller@1200 { device_type = "dma-controller"; - compatible = "mpc5200b-bestcomm","mpc5200-bestcomm"; + compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; reg = <1200 80>; interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 3 4 0 3 5 0 3 6 0 3 7 0 @@ -202,13 +196,13 @@ }; xlb@1f00 { - compatible = "mpc5200b-xlb","mpc5200-xlb"; + compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; reg = <1f00 100>; }; serial@2000 { // PSC1 device_type = "serial"; - compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; port-number = <0>; // Logical port assignment cell-index = <0>; reg = <2000 100>; @@ -218,8 +212,7 @@ // PSC2 in ac97 mode example //ac97@2200 { // PSC2 - // device_type = "sound"; - // compatible = "mpc5200b-psc-ac97","mpc5200-psc-ac97"; + // compatible = "fsl,mpc5200b-psc-ac97","fsl,mpc5200-psc-ac97"; // cell-index = <1>; // reg = <2200 100>; // interrupts = <2 2 0>; @@ -228,8 +221,7 @@ // PSC3 in CODEC mode example //i2s@2400 { // PSC3 - // device_type = "sound"; - // compatible = "mpc5200b-psc-i2s"; //not 5200 compatible + // compatible = "fsl,mpc5200b-psc-i2s"; //not 5200 compatible // cell-index = <2>; // reg = <2400 100>; // interrupts = <2 3 0>; @@ -239,7 +231,7 @@ // PSC4 in uart mode example //serial@2600 { // PSC4 // device_type = "serial"; - // compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + // compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; // cell-index = <3>; // reg = <2600 100>; // interrupts = <2 b 0>; @@ -249,7 +241,7 @@ // PSC5 in uart mode example //serial@2800 { // PSC5 // device_type = "serial"; - // compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + // compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; // cell-index = <4>; // reg = <2800 100>; // interrupts = <2 c 0>; @@ -258,8 +250,7 @@ // PSC6 in spi mode example //spi@2c00 { // PSC6 - // device_type = "spi"; - // compatible = "mpc5200b-psc-spi","mpc5200-psc-spi"; + // compatible = "fsl,mpc5200b-psc-spi","fsl,mpc5200-psc-spi"; // cell-index = <5>; // reg = <2c00 100>; // interrupts = <2 4 0>; @@ -268,9 +259,9 @@ ethernet@3000 { device_type = "network"; - compatible = "mpc5200b-fec","mpc5200-fec"; + compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; reg = <3000 400>; - mac-address = [ 02 03 04 05 06 07 ]; // Bad! + local-mac-address = [ 00 00 00 00 00 00 ]; interrupts = <2 5 0>; interrupt-parent = <&mpc5200_pic>; phy-handle = <&phy0>; @@ -279,8 +270,7 @@ mdio@3000 { #address-cells = <1>; #size-cells = <0>; - device_type = "mdio"; - compatible = "mpc5200b-fec-phy"; + compatible = "fsl,mpc5200b-mdio"; reg = <3000 400>; // fec range, since we need to setup fec interrupts interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. interrupt-parent = <&mpc5200_pic>; @@ -293,7 +283,7 @@ ata@3a00 { device_type = "ata"; - compatible = "mpc5200b-ata","mpc5200-ata"; + compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; reg = <3a00 100>; interrupts = <2 7 0>; interrupt-parent = <&mpc5200_pic>; @@ -302,7 +292,7 @@ i2c@3d00 { #address-cells = <1>; #size-cells = <0>; - compatible = "mpc5200b-i2c","mpc5200-i2c","fsl-i2c"; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; cell-index = <0>; reg = <3d00 40>; interrupts = <2 f 0>; @@ -313,7 +303,7 @@ i2c@3d40 { #address-cells = <1>; #size-cells = <0>; - compatible = "mpc5200b-i2c","mpc5200-i2c","fsl-i2c"; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; cell-index = <1>; reg = <3d40 40>; interrupts = <2 10 0>; @@ -321,8 +311,7 @@ fsl5200-clocking; }; sram@8000 { - device_type = "sram"; - compatible = "mpc5200b-sram","mpc5200-sram","sram"; + compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram","sram"; reg = <8000 4000>; }; }; @@ -332,7 +321,7 @@ #size-cells = <2>; #address-cells = <3>; device_type = "pci"; - compatible = "mpc5200b-pci","mpc5200-pci"; + compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; reg = <f0000d00 100>; interrupt-map-mask = <f800 0 0 7>; interrupt-map = <c000 0 0 1 &mpc5200_pic 0 0 3 // 1st slot diff --git a/arch/powerpc/boot/dts/motionpro.dts b/arch/powerpc/boot/dts/motionpro.dts index d8c316ae0a47..76951ab038ee 100644 --- a/arch/powerpc/boot/dts/motionpro.dts +++ b/arch/powerpc/boot/dts/motionpro.dts @@ -10,12 +10,6 @@ * option) any later version. */ -/* - * WARNING: Do not depend on this tree layout remaining static just yet. - * The MPC5200 device tree conventions are still in flux - * Keep an eye on the linuxppc-dev mailing list for more details - */ - / { model = "promess,motionpro"; compatible = "promess,motionpro"; @@ -45,29 +39,28 @@ }; soc5200@f0000000 { - model = "fsl,mpc5200b"; - compatible = "fsl,mpc5200b"; - revision = ""; // from bootloader - device_type = "soc"; + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200b-immr"; ranges = <0 f0000000 0000c000>; reg = <f0000000 00000100>; bus-frequency = <0>; // from bootloader system-frequency = <0>; // from bootloader cdm@200 { - compatible = "mpc5200b-cdm","mpc5200-cdm"; + compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; reg = <200 38>; }; - mpc5200_pic: pic@500 { + mpc5200_pic: interrupt-controller@500 { // 5200 interrupts are encoded into two levels; interrupt-controller; #interrupt-cells = <3>; - compatible = "mpc5200b-pic","mpc5200-pic"; + compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; reg = <500 80>; }; - gpt@600 { // General Purpose Timer + timer@600 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <600 10>; interrupts = <1 9 0>; @@ -75,35 +68,35 @@ fsl,has-wdt; }; - gpt@610 { // General Purpose Timer + timer@610 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <610 10>; interrupts = <1 a 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@620 { // General Purpose Timer + timer@620 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <620 10>; interrupts = <1 b 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@630 { // General Purpose Timer + timer@630 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <630 10>; interrupts = <1 c 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@640 { // General Purpose Timer + timer@640 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <640 10>; interrupts = <1 d 0>; interrupt-parent = <&mpc5200_pic>; }; - gpt@650 { // General Purpose Timer + timer@650 { // General Purpose Timer compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <650 10>; interrupts = <1 e 0>; @@ -128,28 +121,28 @@ }; rtc@800 { // Real time clock - compatible = "mpc5200b-rtc","mpc5200-rtc"; + compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; reg = <800 100>; interrupts = <1 5 0 1 6 0>; interrupt-parent = <&mpc5200_pic>; }; mscan@980 { - compatible = "mpc5200b-mscan","mpc5200-mscan"; + compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; interrupts = <2 12 0>; interrupt-parent = <&mpc5200_pic>; reg = <980 80>; }; gpio@b00 { - compatible = "mpc5200b-gpio","mpc5200-gpio"; + compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; reg = <b00 40>; interrupts = <1 7 0>; interrupt-parent = <&mpc5200_pic>; }; - gpio-wkup@c00 { - compatible = "mpc5200b-gpio-wkup","mpc5200-gpio-wkup"; + gpio@c00 { + compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; reg = <c00 40>; interrupts = <1 8 0 0 3 0>; interrupt-parent = <&mpc5200_pic>; @@ -157,21 +150,21 @@ spi@f00 { - compatible = "mpc5200b-spi","mpc5200-spi"; + compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; reg = <f00 20>; interrupts = <2 d 0 2 e 0>; interrupt-parent = <&mpc5200_pic>; }; usb@1000 { - compatible = "mpc5200b-ohci","mpc5200-ohci","ohci-be"; + compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; reg = <1000 ff>; interrupts = <2 6 0>; interrupt-parent = <&mpc5200_pic>; }; dma-controller@1200 { - compatible = "mpc5200b-bestcomm","mpc5200-bestcomm"; + compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; reg = <1200 80>; interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 3 4 0 3 5 0 3 6 0 3 7 0 @@ -181,13 +174,13 @@ }; xlb@1f00 { - compatible = "mpc5200b-xlb","mpc5200-xlb"; + compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; reg = <1f00 100>; }; serial@2000 { // PSC1 device_type = "serial"; - compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; port-number = <0>; // Logical port assignment reg = <2000 100>; interrupts = <2 1 0>; @@ -196,7 +189,7 @@ // PSC2 in spi master mode spi@2200 { // PSC2 - compatible = "mpc5200b-psc-spi","mpc5200-psc-spi"; + compatible = "fsl,mpc5200b-psc-spi","fsl,mpc5200-psc-spi"; cell-index = <1>; reg = <2200 100>; interrupts = <2 2 0>; @@ -206,7 +199,7 @@ // PSC5 in uart mode serial@2800 { // PSC5 device_type = "serial"; - compatible = "mpc5200b-psc-uart","mpc5200-psc-uart"; + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; port-number = <4>; // Logical port assignment reg = <2800 100>; interrupts = <2 c 0>; @@ -215,22 +208,22 @@ ethernet@3000 { device_type = "network"; - compatible = "mpc5200b-fec","mpc5200-fec"; + compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; reg = <3000 800>; - local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by U-Boot */ + local-mac-address = [ 00 00 00 00 00 00 ]; interrupts = <2 5 0>; interrupt-parent = <&mpc5200_pic>; }; ata@3a00 { - compatible = "mpc5200b-ata","mpc5200-ata"; + compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; reg = <3a00 100>; interrupts = <2 7 0>; interrupt-parent = <&mpc5200_pic>; }; i2c@3d40 { - compatible = "mpc5200b-i2c","mpc5200-i2c","fsl-i2c"; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <3d40 40>; interrupts = <2 10 0>; interrupt-parent = <&mpc5200_pic>; @@ -238,13 +231,12 @@ }; sram@8000 { - compatible = "mpc5200b-sram","mpc5200-sram"; + compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; reg = <8000 4000>; }; }; lpb { - model = "fsl,lpb"; compatible = "fsl,lpb"; #address-cells = <2>; #size-cells = <1>; @@ -286,7 +278,7 @@ #size-cells = <2>; #address-cells = <3>; device_type = "pci"; - compatible = "mpc5200b-pci","mpc5200-pci"; + compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; reg = <f0000d00 100>; interrupt-map-mask = <f800 0 0 7>; interrupt-map = <c000 0 0 1 &mpc5200_pic 0 0 3 // 1st slot diff --git a/arch/powerpc/boot/dts/tqm5200.dts b/arch/powerpc/boot/dts/tqm5200.dts index 5017cec3d386..c86464f007da 100644 --- a/arch/powerpc/boot/dts/tqm5200.dts +++ b/arch/powerpc/boot/dts/tqm5200.dts @@ -10,12 +10,6 @@ * option) any later version. */ -/* - * WARNING: Do not depend on this tree layout remaining static just yet. - * The MPC5200 device tree conventions are still in flux - * Keep an eye on the linuxppc-dev mailing list for more details - */ - / { model = "tqc,tqm5200"; compatible = "tqc,tqm5200"; @@ -45,29 +39,28 @@ }; soc5200@f0000000 { - model = "fsl,mpc5200"; - compatible = "fsl,mpc5200"; - revision = ""; // from bootloader - device_type = "soc"; + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200-immr"; ranges = <0 f0000000 0000c000>; reg = <f0000000 00000100>; bus-frequency = <0>; // from bootloader system-frequency = <0>; // from bootloader cdm@200 { - compatible = "mpc5200-cdm"; + compatible = "fsl,mpc5200-cdm"; reg = <200 38>; }; - mpc5200_pic: pic@500 { + mpc5200_pic: interrupt-controller@500 { // 5200 interrupts are encoded into two levels; interrupt-controller; #interrupt-cells = <3>; - compatible = "mpc5200-pic"; + compatible = "fsl,mpc5200-pic"; reg = <500 80>; }; - gpt@600 { // General Purpose Timer + timer@600 { // General Purpose Timer compatible = "fsl,mpc5200-gpt"; reg = <600 10>; interrupts = <1 9 0>; @@ -76,21 +69,21 @@ }; gpio@b00 { - compatible = "mpc5200-gpio"; + compatible = "fsl,mpc5200-gpio"; reg = <b00 40>; interrupts = <1 7 0>; interrupt-parent = <&mpc5200_pic>; }; usb@1000 { - compatible = "mpc5200-ohci","ohci-be"; + compatible = "fsl,mpc5200-ohci","ohci-be"; reg = <1000 ff>; interrupts = <2 6 0>; interrupt-parent = <&mpc5200_pic>; }; dma-controller@1200 { - compatible = "mpc5200-bestcomm"; + compatible = "fsl,mpc5200-bestcomm"; reg = <1200 80>; interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 3 4 0 3 5 0 3 6 0 3 7 0 @@ -100,13 +93,13 @@ }; xlb@1f00 { - compatible = "mpc5200-xlb"; + compatible = "fsl,mpc5200-xlb"; reg = <1f00 100>; }; serial@2000 { // PSC1 device_type = "serial"; - compatible = "mpc5200-psc-uart"; + compatible = "fsl,mpc5200-psc-uart"; port-number = <0>; // Logical port assignment reg = <2000 100>; interrupts = <2 1 0>; @@ -115,7 +108,7 @@ serial@2200 { // PSC2 device_type = "serial"; - compatible = "mpc5200-psc-uart"; + compatible = "fsl,mpc5200-psc-uart"; port-number = <1>; // Logical port assignment reg = <2200 100>; interrupts = <2 2 0>; @@ -124,7 +117,7 @@ serial@2400 { // PSC3 device_type = "serial"; - compatible = "mpc5200-psc-uart"; + compatible = "fsl,mpc5200-psc-uart"; port-number = <2>; // Logical port assignment reg = <2400 100>; interrupts = <2 3 0>; @@ -133,22 +126,22 @@ ethernet@3000 { device_type = "network"; - compatible = "mpc5200-fec"; + compatible = "fsl,mpc5200-fec"; reg = <3000 800>; - local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by U-Boot */ + local-mac-address = [ 00 00 00 00 00 00 ]; interrupts = <2 5 0>; interrupt-parent = <&mpc5200_pic>; }; ata@3a00 { - compatible = "mpc5200-ata"; + compatible = "fsl,mpc5200-ata"; reg = <3a00 100>; interrupts = <2 7 0>; interrupt-parent = <&mpc5200_pic>; }; i2c@3d40 { - compatible = "mpc5200-i2c","fsl-i2c"; + compatible = "fsl,mpc5200-i2c","fsl-i2c"; reg = <3d40 40>; interrupts = <2 10 0>; interrupt-parent = <&mpc5200_pic>; @@ -156,7 +149,7 @@ }; sram@8000 { - compatible = "mpc5200-sram"; + compatible = "fsl,mpc5200-sram"; reg = <8000 4000>; }; }; diff --git a/arch/powerpc/boot/serial.c b/arch/powerpc/boot/serial.c index b6c68ef46809..9960421eb6b9 100644 --- a/arch/powerpc/boot/serial.c +++ b/arch/powerpc/boot/serial.c @@ -126,7 +126,7 @@ int serial_console_init(void) dt_is_compatible(devp, "fsl,cpm2-scc-uart") || dt_is_compatible(devp, "fsl,cpm2-smc-uart")) rc = cpm_console_init(devp, &serial_cd); - else if (dt_is_compatible(devp, "mpc5200-psc-uart")) + else if (dt_is_compatible(devp, "fsl,mpc5200-psc-uart")) rc = mpc5200_psc_console_init(devp, &serial_cd); else if (dt_is_compatible(devp, "xlnx,opb-uartlite-1.00.b") || dt_is_compatible(devp, "xlnx,xps-uartlite-1.00.a")) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 5d89a21dd0d6..5ab4c8466cc9 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2142,82 +2142,34 @@ static void __init fixup_device_tree_pmac(void) #endif #ifdef CONFIG_PPC_EFIKA -/* The current fw of the Efika has a device tree needs quite a few - * fixups to be compliant with the mpc52xx bindings. It's currently - * unknown if it will ever be compliant (come on bPlan ...) so we do fixups. - * NOTE that we (barely) tolerate it because the EFIKA was out before - * the bindings were finished, for any new boards -> RTFM ! */ - -struct subst_entry { - char *path; - char *property; - void *value; - int value_len; -}; - -static void __init fixup_device_tree_efika(void) +/* + * The MPC5200 FEC driver requires an phy-handle property to tell it how + * to talk to the phy. If the phy-handle property is missing, then this + * function is called to add the appropriate nodes and link it to the + * ethernet node. + */ +static void __init fixup_device_tree_efika_add_phy(void) { - /* Substitution table */ - #define prop_cstr(x) x, sizeof(x) - int prop_sound_irq[3] = { 2, 2, 0 }; - int prop_bcomm_irq[3*16] = { 3,0,0, 3,1,0, 3,2,0, 3,3,0, - 3,4,0, 3,5,0, 3,6,0, 3,7,0, - 3,8,0, 3,9,0, 3,10,0, 3,11,0, - 3,12,0, 3,13,0, 3,14,0, 3,15,0 }; - struct subst_entry efika_subst_table[] = { - { "/", "device_type", prop_cstr("efika") }, - { "/builtin", "device_type", prop_cstr("soc") }, - { "/builtin/ata", "compatible", prop_cstr("mpc5200b-ata\0mpc5200-ata"), }, - { "/builtin/bestcomm", "compatible", prop_cstr("mpc5200b-bestcomm\0mpc5200-bestcomm") }, - { "/builtin/bestcomm", "interrupts", prop_bcomm_irq, sizeof(prop_bcomm_irq) }, - { "/builtin/ethernet", "compatible", prop_cstr("mpc5200b-fec\0mpc5200-fec") }, - { "/builtin/pic", "compatible", prop_cstr("mpc5200b-pic\0mpc5200-pic") }, - { "/builtin/serial", "compatible", prop_cstr("mpc5200b-psc-uart\0mpc5200-psc-uart") }, - { "/builtin/sound", "compatible", prop_cstr("mpc5200b-psc-ac97\0mpc5200-psc-ac97") }, - { "/builtin/sound", "interrupts", prop_sound_irq, sizeof(prop_sound_irq) }, - { "/builtin/sram", "compatible", prop_cstr("mpc5200b-sram\0mpc5200-sram") }, - { "/builtin/sram", "device_type", prop_cstr("sram") }, - {} - }; - #undef prop_cstr - - /* Vars */ u32 node; char prop[64]; - int rv, i; + int rv; - /* Check if we're really running on a EFIKA */ - node = call_prom("finddevice", 1, 1, ADDR("/")); + /* Check if /builtin/ethernet exists - bail if it doesn't */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/ethernet")); if (!PHANDLE_VALID(node)) return; - rv = prom_getprop(node, "model", prop, sizeof(prop)); - if (rv == PROM_ERROR) - return; - if (strcmp(prop, "EFIKA5K2")) + /* Check if the phy-handle property exists - bail if it does */ + rv = prom_getprop(node, "phy-handle", prop, sizeof(prop)); + if (!rv) return; - prom_printf("Applying EFIKA device tree fixups\n"); - - /* Process substitution table */ - for (i=0; efika_subst_table[i].path; i++) { - struct subst_entry *se = &efika_subst_table[i]; - - node = call_prom("finddevice", 1, 1, ADDR(se->path)); - if (!PHANDLE_VALID(node)) { - prom_printf("fixup_device_tree_efika: ", - "skipped entry %x - not found\n", i); - continue; - } - - rv = prom_setprop(node, se->path, se->property, - se->value, se->value_len ); - if (rv == PROM_ERROR) - prom_printf("fixup_device_tree_efika: ", - "skipped entry %x - setprop error\n", i); - } + /* + * At this point the ethernet device doesn't have a phy described. + * Now we need to add the missing phy node and linkage + */ - /* Make sure ethernet mdio bus node exists */ + /* Check for an MDIO bus node - if missing then create one */ node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio")); if (!PHANDLE_VALID(node)) { prom_printf("Adding Ethernet MDIO node\n"); @@ -2226,8 +2178,8 @@ static void __init fixup_device_tree_efika(void) " new-device" " 1 encode-int s\" #address-cells\" property" " 0 encode-int s\" #size-cells\" property" - " s\" mdio\" 2dup device-name device-type" - " s\" mpc5200b-fec-phy\" encode-string" + " s\" mdio\" device-name" + " s\" fsl,mpc5200b-mdio\" encode-string" " s\" compatible\" property" " 0xf0003000 0x400 reg" " 0x2 encode-int" @@ -2237,8 +2189,10 @@ static void __init fixup_device_tree_efika(void) " finish-device"); }; - /* Make sure ethernet phy device node exist */ - node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio/ethernet-phy")); + /* Check for a PHY device node - if missing then create one and + * give it's phandle to the ethernet node */ + node = call_prom("finddevice", 1, 1, + ADDR("/builtin/mdio/ethernet-phy")); if (!PHANDLE_VALID(node)) { prom_printf("Adding Ethernet PHY node\n"); call_prom("interpret", 1, 1, @@ -2254,7 +2208,62 @@ static void __init fixup_device_tree_efika(void) " s\" phy-handle\" property" " device-end"); } +} + +static void __init fixup_device_tree_efika(void) +{ + int sound_irq[3] = { 2, 2, 0 }; + int bcomm_irq[3*16] = { 3,0,0, 3,1,0, 3,2,0, 3,3,0, + 3,4,0, 3,5,0, 3,6,0, 3,7,0, + 3,8,0, 3,9,0, 3,10,0, 3,11,0, + 3,12,0, 3,13,0, 3,14,0, 3,15,0 }; + u32 node; + char prop[64]; + int rv, len; + + /* Check if we're really running on a EFIKA */ + node = call_prom("finddevice", 1, 1, ADDR("/")); + if (!PHANDLE_VALID(node)) + return; + + rv = prom_getprop(node, "model", prop, sizeof(prop)); + if (rv == PROM_ERROR) + return; + if (strcmp(prop, "EFIKA5K2")) + return; + + prom_printf("Applying EFIKA device tree fixups\n"); + + /* Claiming to be 'chrp' is death */ + node = call_prom("finddevice", 1, 1, ADDR("/")); + rv = prom_getprop(node, "device_type", prop, sizeof(prop)); + if (rv != PROM_ERROR && (strcmp(prop, "chrp") == 0)) + prom_setprop(node, "/", "device_type", "efika", sizeof("efika")); + + /* Fixup bestcomm interrupts property */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/bestcomm")); + if (PHANDLE_VALID(node)) { + len = prom_getproplen(node, "interrupts"); + if (len == 12) { + prom_printf("Fixing bestcomm interrupts property\n"); + prom_setprop(node, "/builtin/bestcom", "interrupts", + bcomm_irq, sizeof(bcomm_irq)); + } + } + + /* Fixup sound interrupts property */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/sound")); + if (PHANDLE_VALID(node)) { + rv = prom_getprop(node, "interrupts", prop, sizeof(prop)); + if (rv == PROM_ERROR) { + prom_printf("Adding sound interrupts property\n"); + prom_setprop(node, "/builtin/sound", "interrupts", + sound_irq, sizeof(sound_irq)); + } + } + /* Make sure ethernet phy-handle property exists */ + fixup_device_tree_efika_add_phy(); } #else #define fixup_device_tree_efika() diff --git a/arch/powerpc/platforms/52xx/Kconfig b/arch/powerpc/platforms/52xx/Kconfig index 733a8063d400..515f244c90bb 100644 --- a/arch/powerpc/platforms/52xx/Kconfig +++ b/arch/powerpc/platforms/52xx/Kconfig @@ -1,31 +1,14 @@ config PPC_MPC52xx - bool + bool "52xx-based boards" + depends on PPC_MULTIPLATFORM && PPC32 select FSL_SOC select PPC_CLOCK - default n - -config PPC_MPC5200 - bool - select PPC_MPC52xx - default n - -config PPC_MPC5200_BUGFIX - bool "MPC5200 (L25R) bugfix support" - depends on PPC_MPC5200 - default n - help - Enable workarounds for original MPC5200 errata. This is not required - for MPC5200B based boards. - - It is safe to say 'Y' here config PPC_MPC5200_SIMPLE bool "Generic support for simple MPC5200 based boards" - depends on PPC_MULTIPLATFORM && PPC32 - select PPC_MPC5200 + depends on PPC_MPC52xx select DEFAULT_UIMAGE select WANT_DEVICE_TREE - default n help This option enables support for a simple MPC52xx based boards which do not need a custom platform specific setup. Such boards are @@ -43,17 +26,23 @@ config PPC_MPC5200_SIMPLE config PPC_EFIKA bool "bPlan Efika 5k2. MPC5200B based computer" - depends on PPC_MULTIPLATFORM && PPC32 + depends on PPC_MPC52xx select PPC_RTAS select RTAS_PROC - select PPC_MPC52xx select PPC_NATIVE - default n config PPC_LITE5200 bool "Freescale Lite5200 Eval Board" - depends on PPC_MULTIPLATFORM && PPC32 - select PPC_MPC5200 + depends on PPC_MPC52xx select DEFAULT_UIMAGE select WANT_DEVICE_TREE - default n + +config PPC_MPC5200_BUGFIX + bool "MPC5200 (L25R) bugfix support" + depends on PPC_MPC52xx + help + Enable workarounds for original MPC5200 errata. This is not required + for MPC5200B based boards. + + It is safe to say 'Y' here + diff --git a/arch/powerpc/platforms/52xx/efika.c b/arch/powerpc/platforms/52xx/efika.c index a0da70c8b502..a2068faef6ea 100644 --- a/arch/powerpc/platforms/52xx/efika.c +++ b/arch/powerpc/platforms/52xx/efika.c @@ -180,6 +180,9 @@ static void __init efika_setup_arch(void) { rtas_initialize(); + /* Map important registers from the internal memory map */ + mpc52xx_map_common_devices(); + efika_pcisetup(); #ifdef CONFIG_PM diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c index 5a8d190f53e4..956f459e175c 100644 --- a/arch/powerpc/platforms/52xx/lite5200.c +++ b/arch/powerpc/platforms/52xx/lite5200.c @@ -32,6 +32,19 @@ * */ +/* mpc5200 device tree match tables */ +static struct of_device_id mpc5200_cdm_ids[] __initdata = { + { .compatible = "fsl,mpc5200-cdm", }, + { .compatible = "mpc5200-cdm", }, + {} +}; + +static struct of_device_id mpc5200_gpio_ids[] __initdata = { + { .compatible = "fsl,mpc5200-gpio", }, + { .compatible = "mpc5200-gpio", }, + {} +}; + /* * Fix clock configuration. * @@ -44,9 +57,8 @@ lite5200_fix_clock_config(void) { struct device_node *np; struct mpc52xx_cdm __iomem *cdm; - /* Map zones */ - np = of_find_compatible_node(NULL, NULL, "mpc5200-cdm"); + np = of_find_matching_node(NULL, mpc5200_cdm_ids); cdm = of_iomap(np, 0); of_node_put(np); if (!cdm) { @@ -81,7 +93,7 @@ lite5200_fix_port_config(void) struct mpc52xx_gpio __iomem *gpio; u32 port_config; - np = of_find_compatible_node(NULL, NULL, "mpc5200-gpio"); + np = of_find_matching_node(NULL, mpc5200_gpio_ids); gpio = of_iomap(np, 0); of_node_put(np); if (!gpio) { @@ -140,15 +152,15 @@ static void __init lite5200_setup_arch(void) if (ppc_md.progress) ppc_md.progress("lite5200_setup_arch()", 0); - /* Fix things that firmware should have done. */ - lite5200_fix_clock_config(); - lite5200_fix_port_config(); + /* Map important registers from the internal memory map */ + mpc52xx_map_common_devices(); /* Some mpc5200 & mpc5200b related configuration */ mpc5200_setup_xlb_arbiter(); - /* Map wdt for mpc52xx_restart() */ - mpc52xx_map_wdt(); + /* Fix things that firmware should have done. */ + lite5200_fix_clock_config(); + lite5200_fix_port_config(); #ifdef CONFIG_PM mpc52xx_suspend.board_suspend_prepare = lite5200_suspend_prepare; diff --git a/arch/powerpc/platforms/52xx/lite5200_pm.c b/arch/powerpc/platforms/52xx/lite5200_pm.c index c3ada1e340d2..c0f13e8deb0b 100644 --- a/arch/powerpc/platforms/52xx/lite5200_pm.c +++ b/arch/powerpc/platforms/52xx/lite5200_pm.c @@ -43,6 +43,13 @@ static int lite5200_pm_set_target(suspend_state_t state) static int lite5200_pm_prepare(void) { struct device_node *np; + const struct of_device_id immr_ids[] = { + { .compatible = "fsl,mpc5200-immr", }, + { .compatible = "fsl,mpc5200b-immr", }, + { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ + { .type = "builtin", .compatible = "mpc5200", }, /* efika */ + {} + }; /* deep sleep? let mpc52xx code handle that */ if (lite5200_pm_target_state == PM_SUSPEND_STANDBY) @@ -52,7 +59,7 @@ static int lite5200_pm_prepare(void) return -EINVAL; /* map registers */ - np = of_find_compatible_node(NULL, NULL, "mpc5200"); + np = of_find_matching_node(NULL, immr_ids); mbar = of_iomap(np, 0); of_node_put(np); if (!mbar) { diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c index 754aa932f595..c48b82bc2aad 100644 --- a/arch/powerpc/platforms/52xx/mpc5200_simple.c +++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c @@ -39,12 +39,12 @@ static void __init mpc5200_simple_setup_arch(void) if (ppc_md.progress) ppc_md.progress("mpc5200_simple_setup_arch()", 0); + /* Map important registers from the internal memory map */ + mpc52xx_map_common_devices(); + /* Some mpc5200 & mpc5200b related configuration */ mpc5200_setup_xlb_arbiter(); - /* Map wdt for mpc52xx_restart() */ - mpc52xx_map_wdt(); - mpc52xx_setup_pci(); } diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index 66955937be2a..9aa4425d80b2 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -13,18 +13,38 @@ #undef DEBUG #include <linux/kernel.h> +#include <linux/spinlock.h> #include <linux/of_platform.h> #include <asm/io.h> #include <asm/prom.h> #include <asm/mpc52xx.h> +/* MPC5200 device tree match tables */ +static struct of_device_id mpc52xx_xlb_ids[] __initdata = { + { .compatible = "fsl,mpc5200-xlb", }, + { .compatible = "mpc5200-xlb", }, + {} +}; +static struct of_device_id mpc52xx_bus_ids[] __initdata = { + { .compatible = "fsl,mpc5200-immr", }, + { .compatible = "fsl,mpc5200b-immr", }, + { .compatible = "fsl,lpb", }, + + /* depreciated matches; shouldn't be used in new device trees */ + { .type = "builtin", .compatible = "mpc5200", }, /* efika */ + { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ + {} +}; + /* * This variable is mapped in mpc52xx_map_wdt() and used in mpc52xx_restart(). * Permanent mapping is required because mpc52xx_restart() can be called * from interrupt context while node mapping (which calls ioremap()) * cannot be used at such point. */ -static volatile struct mpc52xx_gpt *mpc52xx_wdt = NULL; +static spinlock_t mpc52xx_lock = SPIN_LOCK_UNLOCKED; +static struct mpc52xx_gpt __iomem *mpc52xx_wdt; +static struct mpc52xx_cdm __iomem *mpc52xx_cdm; /** * mpc52xx_find_ipb_freq - Find the IPB bus frequency for a device @@ -65,7 +85,7 @@ mpc5200_setup_xlb_arbiter(void) struct device_node *np; struct mpc52xx_xlb __iomem *xlb; - np = of_find_compatible_node(NULL, NULL, "mpc5200-xlb"); + np = of_find_matching_node(NULL, mpc52xx_xlb_ids); xlb = of_iomap(np, 0); of_node_put(np); if (!xlb) { @@ -88,16 +108,11 @@ mpc5200_setup_xlb_arbiter(void) iounmap(xlb); } -static struct of_device_id mpc52xx_bus_ids[] __initdata= { - { .compatible = "fsl,mpc5200-immr", }, - { .compatible = "fsl,lpb", }, - - /* depreciated matches; shouldn't be used in new device trees */ - { .type = "builtin", .compatible = "mpc5200", }, /* efika */ - { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ - {}, -}; - +/** + * mpc52xx_declare_of_platform_devices: register internal devices and children + * of the localplus bus to the of_platform + * bus. + */ void __init mpc52xx_declare_of_platform_devices(void) { @@ -107,35 +122,87 @@ mpc52xx_declare_of_platform_devices(void) "Error while probing of_platform bus\n"); } +/* + * match tables used by mpc52xx_map_common_devices() + */ +static struct of_device_id mpc52xx_gpt_ids[] __initdata = { + { .compatible = "fsl,mpc5200-gpt", }, + { .compatible = "mpc5200-gpt", }, /* old */ + {} +}; +static struct of_device_id mpc52xx_cdm_ids[] __initdata = { + { .compatible = "fsl,mpc5200-cdm", }, + { .compatible = "mpc5200-cdm", }, /* old */ + {} +}; + +/** + * mpc52xx_map_common_devices: iomap devices required by common code + */ void __init -mpc52xx_map_wdt(void) +mpc52xx_map_common_devices(void) { - const void *has_wdt; struct device_node *np; /* mpc52xx_wdt is mapped here and used in mpc52xx_restart, * possibly from a interrupt context. wdt is only implement * on a gpt0, so check has-wdt property before mapping. */ - for_each_compatible_node(np, NULL, "fsl,mpc5200-gpt") { - has_wdt = of_get_property(np, "fsl,has-wdt", NULL); - if (has_wdt) { + for_each_matching_node(np, mpc52xx_gpt_ids) { + if (of_get_property(np, "fsl,has-wdt", NULL) || + of_get_property(np, "has-wdt", NULL)) { mpc52xx_wdt = of_iomap(np, 0); of_node_put(np); - return; + break; } } - for_each_compatible_node(np, NULL, "mpc5200-gpt") { - has_wdt = of_get_property(np, "has-wdt", NULL); - if (has_wdt) { - mpc52xx_wdt = of_iomap(np, 0); - of_node_put(np); - return; - } + /* Clock Distribution Module, used by PSC clock setting function */ + np = of_find_matching_node(NULL, mpc52xx_cdm_ids); + mpc52xx_cdm = of_iomap(np, 0); + of_node_put(np); +} + +/** + * mpc52xx_set_psc_clkdiv: Set clock divider in the CDM for PSC ports + * + * @psc_id: id of psc port; must be 1,2,3 or 6 + * @clkdiv: clock divider value to put into CDM PSC register. + */ +int mpc52xx_set_psc_clkdiv(int psc_id, int clkdiv) +{ + unsigned long flags; + u16 __iomem *reg; + u32 val; + u32 mask; + u32 mclken_div; + + if (!mpc52xx_cdm) + return -ENODEV; + + mclken_div = 0x8000 | (clkdiv & 0x1FF); + switch (psc_id) { + case 1: reg = &mpc52xx_cdm->mclken_div_psc1; mask = 0x20; break; + case 2: reg = &mpc52xx_cdm->mclken_div_psc2; mask = 0x40; break; + case 3: reg = &mpc52xx_cdm->mclken_div_psc3; mask = 0x80; break; + case 6: reg = &mpc52xx_cdm->mclken_div_psc6; mask = 0x10; break; + default: + return -ENODEV; } + + /* Set the rate and enable the clock */ + spin_lock_irqsave(&mpc52xx_lock, flags); + out_be16(reg, mclken_div); + val = in_be32(&mpc52xx_cdm->clk_enables); + out_be32(&mpc52xx_cdm->clk_enables, val | mask); + spin_unlock_irqrestore(&mpc52xx_lock, flags); + + return 0; } +/** + * mpc52xx_restart: ppc_md->restart hook for mpc5200 using the watchdog timer + */ void mpc52xx_restart(char *cmd) { diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pci.c b/arch/powerpc/platforms/52xx/mpc52xx_pci.c index 4b79398b2e40..e3428ddd9040 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pci.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pci.c @@ -99,6 +99,12 @@ struct mpc52xx_pci { u8 reserved6[4]; /* PCI + 0xFC */ }; +/* MPC5200 device tree match tables */ +const struct of_device_id mpc52xx_pci_ids[] __initdata = { + { .type = "pci", .compatible = "fsl,mpc5200-pci", }, + { .type = "pci", .compatible = "mpc5200-pci", }, + {} +}; /* ======================================================================== */ /* PCI configuration acess */ @@ -411,9 +417,7 @@ void __init mpc52xx_setup_pci(void) { struct device_node *pci; - pci = of_find_compatible_node(NULL, NULL, "fsl,mpc5200-pci"); - if (!pci) - pci = of_find_compatible_node(NULL, NULL, "mpc5200-pci"); + pci = of_find_matching_node(NULL, mpc52xx_pci_ids); if (!pci) return; diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c index 07e89876d582..d0dead8b9a95 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c @@ -29,6 +29,18 @@ * */ +/* MPC5200 device tree match tables */ +static struct of_device_id mpc52xx_pic_ids[] __initdata = { + { .compatible = "fsl,mpc5200-pic", }, + { .compatible = "mpc5200-pic", }, + {} +}; +static struct of_device_id mpc52xx_sdma_ids[] __initdata = { + { .compatible = "fsl,mpc5200-bestcomm", }, + { .compatible = "mpc5200-bestcomm", }, + {} +}; + static struct mpc52xx_intr __iomem *intr; static struct mpc52xx_sdma __iomem *sdma; static struct irq_host *mpc52xx_irqhost = NULL; @@ -367,13 +379,13 @@ void __init mpc52xx_init_irq(void) struct device_node *np; /* Remap the necessary zones */ - picnode = of_find_compatible_node(NULL, NULL, "mpc5200-pic"); + picnode = of_find_matching_node(NULL, mpc52xx_pic_ids); intr = of_iomap(picnode, 0); if (!intr) panic(__FILE__ ": find_and_map failed on 'mpc5200-pic'. " "Check node !"); - np = of_find_compatible_node(NULL, NULL, "mpc5200-bestcomm"); + np = of_find_matching_node(NULL, mpc52xx_sdma_ids); sdma = of_iomap(np, 0); of_node_put(np); if (!sdma) diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pm.c b/arch/powerpc/platforms/52xx/mpc52xx_pm.c index 52f027789c8f..c72d3304387f 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pm.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pm.c @@ -60,9 +60,16 @@ int mpc52xx_set_wakeup_gpio(u8 pin, u8 level) int mpc52xx_pm_prepare(void) { struct device_node *np; + const struct of_device_id immr_ids[] = { + { .compatible = "fsl,mpc5200-immr", }, + { .compatible = "fsl,mpc5200b-immr", }, + { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ + { .type = "builtin", .compatible = "mpc5200", }, /* efika */ + {} + }; /* map the whole register space */ - np = of_find_compatible_node(NULL, NULL, "mpc5200"); + np = of_find_matching_node(NULL, immr_ids); mbar = of_iomap(np, 0); of_node_put(np); if (!mbar) { diff --git a/arch/powerpc/sysdev/bestcomm/bestcomm.c b/arch/powerpc/sysdev/bestcomm/bestcomm.c index 740ad73ce5cc..f589999361e0 100644 --- a/arch/powerpc/sysdev/bestcomm/bestcomm.c +++ b/arch/powerpc/sysdev/bestcomm/bestcomm.c @@ -29,11 +29,17 @@ #define DRIVER_NAME "bestcomm-core" +/* MPC5200 device tree match tables */ +static struct of_device_id mpc52xx_sram_ids[] __devinitdata = { + { .compatible = "fsl,mpc5200-sram", }, + { .compatible = "mpc5200-sram", }, + {} +}; + struct bcom_engine *bcom_eng = NULL; EXPORT_SYMBOL_GPL(bcom_eng); /* needed for inline functions */ - /* ======================================================================== */ /* Public and private API */ /* ======================================================================== */ @@ -373,7 +379,7 @@ mpc52xx_bcom_probe(struct of_device *op, const struct of_device_id *match) of_node_get(op->node); /* Prepare SRAM */ - ofn_sram = of_find_compatible_node(NULL, "sram", "mpc5200-sram"); + ofn_sram = of_find_matching_node(NULL, mpc52xx_sram_ids); if (!ofn_sram) { printk(KERN_ERR DRIVER_NAME ": " "No SRAM found in device tree\n"); @@ -478,10 +484,8 @@ mpc52xx_bcom_remove(struct of_device *op) } static struct of_device_id mpc52xx_bcom_of_match[] = { - { - .type = "dma-controller", - .compatible = "mpc5200-bestcomm", - }, + { .type = "dma-controller", .compatible = "fsl,mpc5200-bestcomm", }, + { .type = "dma-controller", .compatible = "mpc5200-bestcomm", }, {}, }; diff --git a/arch/ppc/syslib/mpc52xx_setup.c b/arch/ppc/syslib/mpc52xx_setup.c index ecfa2c0f8ba3..9f504fc7693e 100644 --- a/arch/ppc/syslib/mpc52xx_setup.c +++ b/arch/ppc/syslib/mpc52xx_setup.c @@ -16,6 +16,7 @@ */ +#include <linux/spinlock.h> #include <asm/io.h> #include <asm/time.h> #include <asm/mpc52xx.h> @@ -275,3 +276,38 @@ int mpc52xx_match_psc_function(int psc_idx, const char *func) return 0; } + +int mpc52xx_set_psc_clkdiv(int psc_id, int clkdiv) +{ + static spinlock_t lock = SPIN_LOCK_UNLOCKED; + struct mpc52xx_cdm __iomem *cdm; + unsigned long flags; + u16 mclken_div; + u16 __iomem *reg; + u32 mask; + + cdm = ioremap(MPC52xx_PA(MPC52xx_CDM_OFFSET), MPC52xx_CDM_SIZE); + if (!cdm) { + printk(KERN_ERR __FILE__ ": Error mapping CDM\n"); + return -ENODEV; + } + + mclken_div = 0x8000 | (clkdiv & 0x1FF); + switch (psc_id) { + case 1: reg = &cdm->mclken_div_psc1; mask = 0x20; break; + case 2: reg = &cdm->mclken_div_psc2; mask = 0x40; break; + case 3: reg = &cdm->mclken_div_psc3; mask = 0x80; break; + case 6: reg = &cdm->mclken_div_psc6; mask = 0x10; break; + default: + return -ENODEV; + } + + /* Set the rate and enable the clock */ + spin_lock_irqsave(&lock, flags); + out_be16(reg, mclken_div); + out_be32(&cdm->clk_enables, in_be32(&cdm->clk_enables) | mask); + spin_unlock_irqrestore(&lock, flags); + + iounmap(cdm); + return 0; +} |