diff options
author | Jaewon Kim <jaewon02.kim@samsung.com> | 2023-12-08 16:45:25 +0900 |
---|---|---|
committer | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2023-12-11 08:40:46 +0100 |
commit | 57de428eaca2b9af1a35df96c7adcad4b5ea79f9 (patch) | |
tree | 61d183dd75a73c555a92c541400b4527bf65cfb3 /arch/arm64/boot/dts/exynos | |
parent | c96dab1993d247b7b05ba2fdef8f185cbbd5454e (diff) |
arm64: dts: exynos: add minimal support for exynosautov920 sadk board
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>
Diffstat (limited to 'arch/arm64/boot/dts/exynos')
-rw-r--r-- | arch/arm64/boot/dts/exynos/Makefile | 3 | ||||
-rw-r--r-- | arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts | 88 |
2 files changed, 90 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/exynos/Makefile b/arch/arm64/boot/dts/exynos/Makefile index 6e4ba69268e5..da06e1a9456c 100644 --- a/arch/arm64/boot/dts/exynos/Makefile +++ b/arch/arm64/boot/dts/exynos/Makefile @@ -5,4 +5,5 @@ dtb-$(CONFIG_ARCH_EXYNOS) += \ exynos7-espresso.dtb \ exynos7885-jackpotlte.dtb \ exynos850-e850-96.dtb \ - exynosautov9-sadk.dtb + exynosautov9-sadk.dtb \ + exynosautov920-sadk.dtb diff --git a/arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts b/arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts new file mode 100644 index 000000000000..a397f068ed53 --- /dev/null +++ b/arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts @@ -0,0 +1,88 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Samsung's ExynosAutov920 SADK board device tree source + * + * Copyright (c) 2023 Samsung Electronics Co., Ltd. + * + */ + +/dts-v1/; +#include "exynosautov920.dtsi" +#include "exynos-pinctrl.h" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +/ { + model = "Samsung ExynosAutov920 SADK board"; + compatible = "samsung,exynosautov920-sadk", "samsung,exynosautov920"; + + #address-cells = <2>; + #size-cells = <2>; + + aliases { + serial0 = &serial_0; + }; + + chosen { + stdout-path = &serial_0; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&key_wakeup &key_back>; + + key-wakeup { + label = "KEY_WAKEUP"; + linux,code = <KEY_WAKEUP>; + gpios = <&gpa0 0 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + + key-back { + label = "KEY_BACK"; + linux,code = <KEY_BACK>; + gpios = <&gpp6 3 GPIO_ACTIVE_LOW>; + }; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x0 0x80000000 0x0 0x70000000>, + <0x8 0x80000000 0x1 0xfba00000>, + <0xa 0x00000000 0x2 0x00000000>; + }; +}; + +&pinctrl_alive { + key_wakeup: key-wakeup-pins { + samsung,pins = "gpa0-0"; + samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>; + }; +}; + +&pinctrl_peric1 { + key_back: key-back-pins { + samsung,pins = "gpp6-3"; + samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>; + }; +}; + +&pwm { + pinctrl-names = "default"; + pinctrl-0 = <&pwm_tout0>; + status = "okay"; +}; + +&serial_0 { + status = "okay"; +}; + +&usi_0 { + samsung,clkreq-on; /* needed for UART mode */ + status = "okay"; +}; + +&xtcxo { + clock-frequency = <38400000>; +}; |