diff options
Diffstat (limited to 'arch/arm/boot/dts/r8a7792-wheat.dts')
| -rw-r--r-- | arch/arm/boot/dts/r8a7792-wheat.dts | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7792-wheat.dts b/arch/arm/boot/dts/r8a7792-wheat.dts new file mode 100644 index 000000000000..6dbb94114a93 --- /dev/null +++ b/arch/arm/boot/dts/r8a7792-wheat.dts @@ -0,0 +1,199 @@ +/* + * Device Tree Source for the Wheat board + * + * Copyright (C) 2016 Renesas Electronics Corporation + * Copyright (C) 2016 Cogent Embedded, Inc. + * + * 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. + */ + +/dts-v1/; +#include "r8a7792.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +/ { + model = "Wheat"; + compatible = "renesas,wheat", "renesas,r8a7792"; + + aliases { + serial0 = &scif0; + }; + + chosen { + bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp"; + stdout-path = "serial0:115200n8"; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0 0x40000000 0 0x40000000>; + }; + + d3_3v: regulator-3v3 { + compatible = "regulator-fixed"; + regulator-name = "D3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + ethernet@18000000 { + compatible = "smsc,lan89218", "smsc,lan9115"; + reg = <0 0x18000000 0 0x100>; + phy-mode = "mii"; + interrupt-parent = <&irqc>; + interrupts = <0 IRQ_TYPE_EDGE_FALLING>; + smsc,irq-push-pull; + smsc,save-mac-address; + reg-io-width = <4>; + vddvario-supply = <&d3_3v>; + vdd33a-supply = <&d3_3v>; + + pinctrl-0 = <&lan89218_pins>; + pinctrl-names = "default"; + }; + + keyboard { + compatible = "gpio-keys"; + + key-a { + linux,code = <KEY_A>; + label = "SW2"; + wakeup-source; + debounce-interval = <20>; + gpios = <&gpio3 20 GPIO_ACTIVE_LOW>; + }; + key-b { + linux,code = <KEY_B>; + label = "SW3"; + wakeup-source; + debounce-interval = <20>; + gpios = <&gpio11 2 GPIO_ACTIVE_LOW>; + }; + }; + + vcc_sdhi0: regulator-vcc-sdhi0 { + compatible = "regulator-fixed"; + + regulator-name = "SDHI0 Vcc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; +}; + +&extal_clk { + clock-frequency = <20000000>; +}; + +&pfc { + scif0_pins: scif0 { + groups = "scif0_data"; + function = "scif0"; + }; + + lan89218_pins: lan89218 { + intc { + groups = "intc_irq0"; + function = "intc"; + }; + lbsc { + groups = "lbsc_ex_cs0"; + function = "lbsc"; + }; + }; + + can0_pins: can0 { + groups = "can0_data"; + function = "can0"; + }; + + can1_pins: can1 { + groups = "can1_data"; + function = "can1"; + }; + + sdhi0_pins: sdhi0 { + groups = "sdhi0_data4", "sdhi0_ctrl"; + function = "sdhi0"; + }; + + qspi_pins: qspi { + groups = "qspi_ctrl", "qspi_data4"; + function = "qspi"; + }; +}; + +&scif0 { + pinctrl-0 = <&scif0_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&can0 { + pinctrl-0 = <&can0_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&can1 { + pinctrl-0 = <&can1_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&sdhi0 { + pinctrl-0 = <&sdhi0_pins>; + pinctrl-names = "default"; + + vmmc-supply = <&vcc_sdhi0>; + cd-gpios = <&gpio11 11 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + +&qspi { + pinctrl-0 = <&qspi_pins>; + pinctrl-names = "default"; + status = "okay"; + + flash@0 { + compatible = "spansion,s25fl512s", "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <30000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + spi-cpol; + spi-cpha; + m25p,fast-read; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "loader"; + reg = <0x00000000 0x00040000>; + read-only; + }; + partition@40000 { + label = "user"; + reg = <0x00040000 0x00400000>; + read-only; + }; + partition@440000 { + label = "flash"; + reg = <0x00440000 0x03bc0000>; + }; + }; + }; +}; |