diff options
Diffstat (limited to 'arch/arm/boot/dts/exynos4210-smdkv310.dts')
| -rw-r--r-- | arch/arm/boot/dts/exynos4210-smdkv310.dts | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts new file mode 100644 index 000000000..c5609afa6 --- /dev/null +++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts @@ -0,0 +1,225 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Samsung's Exynos4210 based SMDKV310 board device tree source + * + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * Copyright (c) 2010-2011 Linaro Ltd. + * www.linaro.org + * + * Device tree source file for Samsung's SMDKV310 board which is based on + * Samsung's Exynos4210 SoC. + */ + +/dts-v1/; +#include "exynos4210.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include "exynos-mfc-reserved-memory.dtsi" + +/ { + model = "Samsung smdkv310 evaluation board based on Exynos4210"; + compatible = "samsung,smdkv310", "samsung,exynos4210", "samsung,exynos4"; + + memory@40000000 { + device_type = "memory"; + reg = <0x40000000 0x80000000>; + }; + + chosen { + bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc"; + stdout-path = "serial1:115200n8"; + }; + + fixed-rate-clocks { + xxti { + compatible = "samsung,clock-xxti"; + clock-frequency = <12000000>; + }; + + xusbxti { + compatible = "samsung,clock-xusbxti"; + clock-frequency = <24000000>; + }; + + pmic_ap_clk: pmic-ap-clk { + /* Workaround for missing clock on PMIC */ + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + }; + }; +}; + +&cpu_thermal { + cooling-maps { + map0 { + /* Corresponds to 800MHz */ + cooling-device = <&cpu0 2 2>; + }; + map1 { + /* Corresponds to 200MHz */ + cooling-device = <&cpu0 4 4>; + }; + }; +}; + +&i2c_0 { + #address-cells = <1>; + #size-cells = <0>; + samsung,i2c-sda-delay = <100>; + samsung,i2c-max-bus-freq = <100000>; + status = "okay"; + + eeprom@50 { + compatible = "samsung,24ad0xd1"; + reg = <0x50>; + }; + + eeprom@52 { + compatible = "samsung,24ad0xd1"; + reg = <0x52>; + }; +}; + +&keypad { + samsung,keypad-num-rows = <2>; + samsung,keypad-num-columns = <8>; + linux,keypad-no-autorepeat; + wakeup-source; + pinctrl-names = "default"; + pinctrl-0 = <&keypad_rows &keypad_cols>; + status = "okay"; + + key_1 { + keypad,row = <0>; + keypad,column = <3>; + linux,code = <2>; + }; + + key_2 { + keypad,row = <0>; + keypad,column = <4>; + linux,code = <3>; + }; + + key_3 { + keypad,row = <0>; + keypad,column = <5>; + linux,code = <4>; + }; + + key_4 { + keypad,row = <0>; + keypad,column = <6>; + linux,code = <5>; + }; + + key_5 { + keypad,row = <0>; + keypad,column = <7>; + linux,code = <6>; + }; + + key_a { + keypad,row = <1>; + keypad,column = <3>; + linux,code = <30>; + }; + + key_b { + keypad,row = <1>; + keypad,column = <4>; + linux,code = <48>; + }; + + key_c { + keypad,row = <1>; + keypad,column = <5>; + linux,code = <46>; + }; + + key_d { + keypad,row = <1>; + keypad,column = <6>; + linux,code = <32>; + }; + + key_e { + keypad,row = <1>; + keypad,column = <7>; + linux,code = <18>; + }; +}; + +&pinctrl_1 { + keypad_rows: keypad-rows { + samsung,pins = "gpx2-0", "gpx2-1"; + samsung,pin-function = <EXYNOS_PIN_FUNC_3>; + samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + keypad_cols: keypad-cols { + samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3", + "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7"; + samsung,pin-function = <EXYNOS_PIN_FUNC_3>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; +}; + +&rtc { + clocks = <&clock CLK_RTC>, <&pmic_ap_clk>; + clock-names = "rtc", "rtc_src"; +}; + +&sdhci_2 { + bus-width = <4>; + pinctrl-names = "default"; + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>; + status = "okay"; +}; + +&serial_0 { + status = "okay"; +}; + +&serial_1 { + status = "okay"; +}; + +&serial_2 { + status = "okay"; +}; + +&serial_3 { + status = "okay"; +}; + +&spi_2 { + cs-gpios = <&gpc1 2 GPIO_ACTIVE_HIGH>; + status = "okay"; + + w25x80@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "w25x80"; + reg = <0>; + spi-max-frequency = <1000000>; + + controller-data { + samsung,spi-feedback-delay = <0>; + }; + + partition@0 { + label = "U-Boot"; + reg = <0x0 0x40000>; + read-only; + }; + + partition@40000 { + label = "Kernel"; + reg = <0x40000 0xc0000>; + }; + }; +}; |