arm64: dts: exynos: add minimal support for exynosautov9 sadk board

SADK(Samsung Automotive Development Kit) is the development kit to
evaluate Exynos Auto v9 SoC. It has 16GB LPDDR4 DRAM and two
256GB Samsung UFS. This patch enables only serial console and ufs0
device.

Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Link: https://lore.kernel.org/r/20211012002314.38965-4-chanho61.park@samsung.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
This commit is contained in:
Chanho Park 2021-10-12 09:23:14 +09:00 committed by Krzysztof Kozlowski
parent 31bbac5263
commit 2b663ae715
3 changed files with 64 additions and 1 deletions

View File

@ -199,6 +199,12 @@ properties:
- samsung,exynos7-espresso # Samsung Exynos7 Espresso
- const: samsung,exynos7
- description: Exynos Auto v9 based boards
items:
- enum:
- samsung,exynosautov9-sadk # Samsung Exynos Auto v9 SADK
- const: samsung,exynosautov9
required:
- compatible

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@ -2,4 +2,5 @@
dtb-$(CONFIG_ARCH_EXYNOS) += \
exynos5433-tm2.dtb \
exynos5433-tm2e.dtb \
exynos7-espresso.dtb
exynos7-espresso.dtb \
exynosautov9-sadk.dtb

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@ -0,0 +1,56 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Samsung ExynosAutov9 SADK board device tree source
*
* Copyright (c) 2021 Samsung Electronics Co., Ltd.
*
*/
/dts-v1/;
#include "exynosautov9.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Samsung ExynosAuto v9 SADK board";
compatible = "samsung,exynosautov9-sadk", "samsung,exynosautov9";
#address-cells = <2>;
#size-cells = <2>;
aliases {
serial0 = &serial_0;
};
chosen {
stdout-path = &serial_0;
};
memory@80000000 {
device_type = "memory";
reg = <0x0 0x80000000 0x0 0x77000000>,
<0x8 0x80000000 0x1 0x7ba00000>,
<0xa 0x00000000 0x2 0x00000000>;
};
ufs_0_fixed_vcc_reg: regulator-0 {
compatible = "regulator-fixed";
regulator-name = "ufs-vcc";
gpio = <&gpq0 1 GPIO_ACTIVE_HIGH>;
regulator-boot-on;
enable-active-high;
};
};
&serial_0 {
status = "okay";
};
&ufs_0_phy {
status = "okay";
};
&ufs_0 {
status = "okay";
vcc-supply = <&ufs_0_fixed_vcc_reg>;
vcc-fixed-regulator;
};