201 lines
3.4 KiB
Plaintext
201 lines
3.4 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Samsung's Exynos4210 based SMDKV310 board device tree source
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*
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* Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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* Copyright (c) 2010-2011 Linaro Ltd.
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* www.linaro.org
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*
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* Device tree source file for Samsung's SMDKV310 board which is based on
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* Samsung's Exynos4210 SoC.
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*/
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/dts-v1/;
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#include "exynos4210.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include "exynos-mfc-reserved-memory.dtsi"
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/ {
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model = "Samsung smdkv310 evaluation board based on Exynos4210";
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compatible = "samsung,smdkv310", "samsung,exynos4210", "samsung,exynos4";
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memory@40000000 {
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device_type = "memory";
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reg = <0x40000000 0x80000000>;
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};
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chosen {
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bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
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stdout-path = &serial_1;
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};
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fixed-rate-clocks {
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xxti {
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compatible = "samsung,clock-xxti";
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clock-frequency = <12000000>;
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};
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xusbxti {
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compatible = "samsung,clock-xusbxti";
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clock-frequency = <24000000>;
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};
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};
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};
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&i2c_0 {
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#address-cells = <1>;
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#size-cells = <0>;
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <100000>;
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status = "okay";
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eeprom@50 {
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compatible = "samsung,24ad0xd1";
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reg = <0x50>;
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};
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eeprom@52 {
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compatible = "samsung,24ad0xd1";
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reg = <0x52>;
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};
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};
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&keypad {
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samsung,keypad-num-rows = <2>;
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samsung,keypad-num-columns = <8>;
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linux,keypad-no-autorepeat;
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wakeup-source;
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pinctrl-names = "default";
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pinctrl-0 = <&keypad_rows &keypad_cols>;
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status = "okay";
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key_1 {
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keypad,row = <0>;
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keypad,column = <3>;
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linux,code = <2>;
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};
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key_2 {
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keypad,row = <0>;
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keypad,column = <4>;
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linux,code = <3>;
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};
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key_3 {
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keypad,row = <0>;
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keypad,column = <5>;
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linux,code = <4>;
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};
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key_4 {
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keypad,row = <0>;
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keypad,column = <6>;
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linux,code = <5>;
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};
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key_5 {
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keypad,row = <0>;
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keypad,column = <7>;
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linux,code = <6>;
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};
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key_a {
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keypad,row = <1>;
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keypad,column = <3>;
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linux,code = <30>;
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};
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key_b {
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keypad,row = <1>;
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keypad,column = <4>;
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linux,code = <48>;
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};
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key_c {
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keypad,row = <1>;
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keypad,column = <5>;
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linux,code = <46>;
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};
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key_d {
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keypad,row = <1>;
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keypad,column = <6>;
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linux,code = <32>;
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};
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key_e {
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keypad,row = <1>;
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keypad,column = <7>;
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linux,code = <18>;
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};
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};
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&pinctrl_1 {
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keypad_rows: keypad-rows {
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samsung,pins = "gpx2-0", "gpx2-1";
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samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
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samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
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samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
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};
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keypad_cols: keypad-cols {
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samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
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"gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
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samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
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samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
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samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
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};
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};
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&sdhci_2 {
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bus-width = <4>;
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pinctrl-names = "default";
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pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
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status = "okay";
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};
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&serial_0 {
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status = "okay";
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};
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&serial_1 {
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status = "okay";
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};
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&serial_2 {
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status = "okay";
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};
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&serial_3 {
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status = "okay";
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};
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&spi_2 {
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cs-gpios = <&gpc1 2 GPIO_ACTIVE_HIGH>;
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status = "okay";
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w25x80@0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "w25x80";
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reg = <0>;
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spi-max-frequency = <1000000>;
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controller-data {
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samsung,spi-feedback-delay = <0>;
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};
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partition@0 {
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label = "U-Boot";
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reg = <0x0 0x40000>;
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read-only;
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};
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partition@40000 {
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label = "Kernel";
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reg = <0x40000 0xc0000>;
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};
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};
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};
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