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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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57de428eac
ExynosAutov920 SADK is ExynosAutov920 SoC based SADK(Samsung Automotive Development Kit) board. It has 16GB(8GB + 8GB) LPDDR5 RAM and 256GB (128GB + 128GB) UFS. This is minimal support board device-tree. * Serial console * GPIO Key * PWM FAN Signed-off-by: Jaewon Kim <jaewon02.kim@samsung.com> Link: https://lore.kernel.org/r/20231208074527.50840-3-jaewon02.kim@samsung.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
89 lines
1.5 KiB
Plaintext
89 lines
1.5 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Samsung's ExynosAutov920 SADK board device tree source
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*
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* Copyright (c) 2023 Samsung Electronics Co., Ltd.
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*
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*/
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/dts-v1/;
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#include "exynosautov920.dtsi"
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#include "exynos-pinctrl.h"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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/ {
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model = "Samsung ExynosAutov920 SADK board";
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compatible = "samsung,exynosautov920-sadk", "samsung,exynosautov920";
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#address-cells = <2>;
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#size-cells = <2>;
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aliases {
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serial0 = &serial_0;
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};
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chosen {
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stdout-path = &serial_0;
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};
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gpio-keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&key_wakeup &key_back>;
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key-wakeup {
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label = "KEY_WAKEUP";
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linux,code = <KEY_WAKEUP>;
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gpios = <&gpa0 0 GPIO_ACTIVE_LOW>;
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wakeup-source;
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};
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key-back {
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label = "KEY_BACK";
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linux,code = <KEY_BACK>;
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gpios = <&gpp6 3 GPIO_ACTIVE_LOW>;
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};
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};
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memory@80000000 {
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device_type = "memory";
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reg = <0x0 0x80000000 0x0 0x70000000>,
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<0x8 0x80000000 0x1 0xfba00000>,
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<0xa 0x00000000 0x2 0x00000000>;
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};
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};
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&pinctrl_alive {
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key_wakeup: key-wakeup-pins {
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samsung,pins = "gpa0-0";
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samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>;
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};
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};
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&pinctrl_peric1 {
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key_back: key-back-pins {
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samsung,pins = "gpp6-3";
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samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>;
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};
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};
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&pwm {
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pinctrl-names = "default";
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pinctrl-0 = <&pwm_tout0>;
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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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&usi_0 {
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samsung,clkreq-on; /* needed for UART mode */
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status = "okay";
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};
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&xtcxo {
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clock-frequency = <38400000>;
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};
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