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[10.229.9.55]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20231208075019epsmtip22aa869371b7b30fef6916db6cafcccc5~ey9PVDIMi1340013400epsmtip2n; Fri, 8 Dec 2023 07:50:19 +0000 (GMT) From: Jaewon Kim To: Krzysztof Kozlowski , Alim Akhtar , Rob Herring , Conor Dooley , Tomasz Figa , Sylwester Nawrocki , Linus Walleij , Thierry Reding , Uwe Kleine-K?nig , Greg Kroah-Hartman , Jiri Slaby Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pwm@vger.kernel.org, linux-serial@vger.kernel.org, Jaewon Kim Subject: [PATCH v3 2/4] arm64: dts: exynos: add minimal support for exynosautov920 sadk board Date: Fri, 8 Dec 2023 16:45:25 +0900 Message-ID: <20231208074527.50840-3-jaewon02.kim@samsung.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231208074527.50840-1-jaewon02.kim@samsung.com> MIME-Version: 1.0 X-Brightmail-Tracker: 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X-CRM114-Status: GOOD ( 22.56 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- arch/arm64/boot/dts/exynos/Makefile | 3 +- .../boot/dts/exynos/exynosautov920-sadk.dts | 88 +++++++++++++++++++ 2 files changed, 90 insertions(+), 1 deletion(-) create mode 100644 arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts 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..e250b5594b58 --- /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 +#include + +/ { + 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; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x0 0x80000000 0x0 0x70000000>, + <0x8 0x80000000 0x1 0xfba00000>, + <0xa 0x00000000 0x2 0x00000000>; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&key_wakeup &key_back>; + + key-wakeup { + label = "KEY_WAKEUP"; + linux,code = ; + gpios = <&gpa0 0 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + + key-back { + label = "KEY_BACK"; + linux,code = ; + gpios = <&gpp6 3 GPIO_ACTIVE_LOW>; + }; + }; +}; + +&pinctrl_alive { + key_wakeup: key-wakeup-pins { + samsung,pins = "gpa0-0"; + samsung,pin-function = ; + }; +}; + +&pinctrl_peric1 { + key_back: key-back-pins { + samsung,pins = "gpp6-3"; + samsung,pin-function = ; + }; +}; + +&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>; +};