RE: [PATCH v7 15/16] arm64: dts: exynos: google: Add initial Oriole/pixel 6 board support

["Alim Akhtar" <alim.akhtar@samsung.com>]

> -----Original Message-----
> From: Peter Griffin <peter.griffin@linaro.org>
> Sent: Monday, December 11, 2023 9:54 PM
> To: robh+dt@kernel.org; krzysztof.kozlowski+dt@linaro.org;
> mturquette@baylibre.com; conor+dt@kernel.org; sboyd@kernel.org;
> tomasz.figa@gmail.com; s.nawrocki@samsung.com; linus.walleij@linaro.org;
> wim@linux-watchdog.org; linux@roeck-us.net; catalin.marinas@arm.com;
> will@kernel.org; arnd@arndb.de; olof@lixom.net;
> gregkh@linuxfoundation.org; jirislaby@kernel.org;
> cw00.choi@samsung.com; alim.akhtar@samsung.com
> Cc: peter.griffin@linaro.org; tudor.ambarus@linaro.org;
> andre.draszik@linaro.org; semen.protsenko@linaro.org;
> saravanak@google.com; willmcvicker@google.com; soc@kernel.org;
> devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux-
> samsung-soc@vger.kernel.org; linux-clk@vger.kernel.org; linux-
> gpio@vger.kernel.org; linux-watchdog@vger.kernel.org; kernel-
> team@android.com; linux-serial@vger.kernel.org
> Subject: [PATCH v7 15/16] arm64: dts: exynos: google: Add initial
Oriole/pixel
> 6 board support
> 
> Add initial board support for the Pixel 6 phone code named Oriole. This
has
> been tested with a minimal busybox initramfs and boots to a shell.
> 
> Tested-by: Will McVicker <willmcvicker@google.com>
> Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
> Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
> ---
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>

>  arch/arm64/boot/dts/exynos/Makefile           |   2 +
>  arch/arm64/boot/dts/exynos/google/Makefile    |   4 +
>  .../boot/dts/exynos/google/gs101-oriole.dts   | 105 ++++++++++++++++++
>  3 files changed, 111 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/exynos/google/Makefile
>  create mode 100644 arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
> 
> diff --git a/arch/arm64/boot/dts/exynos/Makefile
> b/arch/arm64/boot/dts/exynos/Makefile
> index 6e4ba69268e5..44c24a8ad9e1 100644
> --- a/arch/arm64/boot/dts/exynos/Makefile
> +++ b/arch/arm64/boot/dts/exynos/Makefile
> @@ -1,4 +1,6 @@
>  # SPDX-License-Identifier: GPL-2.0
> +subdir-y += google
> +
>  dtb-$(CONFIG_ARCH_EXYNOS) += \
>  	exynos5433-tm2.dtb		\
>  	exynos5433-tm2e.dtb		\
> diff --git a/arch/arm64/boot/dts/exynos/google/Makefile
> b/arch/arm64/boot/dts/exynos/google/Makefile
> new file mode 100644
> index 000000000000..0a6d5e1fe4ee
> --- /dev/null
> +++ b/arch/arm64/boot/dts/exynos/google/Makefile
> @@ -0,0 +1,4 @@
> +# SPDX-License-Identifier: GPL-2.0
> +
> +dtb-$(CONFIG_ARCH_EXYNOS) += \
> +	gs101-oriole.dtb \
> diff --git a/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
> b/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
> new file mode 100644
> index 000000000000..4a71f752200d
> --- /dev/null
> +++ b/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
> @@ -0,0 +1,105 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Oriole Device Tree
> + *
> + * Copyright 2021-2023 Google LLC
> + * Copyright 2023 Linaro Ltd - <peter.griffin@linaro.org>  */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include "gs101-pinctrl.h"
> +#include "gs101.dtsi"
> +
> +/ {
> +	model = "Oriole";
> +	compatible = "google,gs101-oriole", "google,gs101";
> +
> +	aliases {
> +		serial0 = &serial_0;
> +	};
> +
> +	chosen {
> +		/* Bootloader expects bootargs specified otherwise it
> crashes */
> +		bootargs = "";
> +		stdout-path = &serial_0;
> +	};
> +
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&key_voldown>, <&key_volup>,
> <&key_power>;
> +
> +		button-vol-down {
> +			label = "KEY_VOLUMEDOWN";
> +			linux,code = <KEY_VOLUMEDOWN>;
> +			gpios = <&gpa7 3 GPIO_ACTIVE_LOW>;
> +			wakeup-source;
> +		};
> +
> +		button-vol-up {
> +			label = "KEY_VOLUMEUP";
> +			linux,code = <KEY_VOLUMEUP>;
> +			gpios = <&gpa8 1 GPIO_ACTIVE_LOW>;
> +			wakeup-source;
> +		};
> +
> +		button-power {
> +			label = "KEY_POWER";
> +			linux,code = <KEY_POWER>;
> +			gpios = <&gpa10 1 GPIO_ACTIVE_LOW>;
> +			wakeup-source;
> +		};
> +	};
> +};
> +
> +&ext_24_5m {
> +	clock-frequency = <24576000>;
> +};
> +
> +&ext_200m {
> +	clock-frequency = <200000000>;
> +};
> +
> +&pinctrl_far_alive {
> +	key_voldown: key-voldown-pins {
> +		samsung,pins = "gpa7-3";
> +		samsung,pin-function = <GS101_PIN_FUNC_EINT>;
> +		samsung,pin-pud = <GS101_PIN_PULL_NONE>;
> +		samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>;
> +	};
> +
> +	key_volup: key-volup-pins {
> +		samsung,pins = "gpa8-1";
> +		samsung,pin-function = <GS101_PIN_FUNC_EINT>;
> +		samsung,pin-pud = <GS101_PIN_PULL_NONE>;
> +		samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>;
> +	};
> +};
> +
> +&pinctrl_gpio_alive {
> +	key_power: key-power-pins {
> +		samsung,pins = "gpa10-1";
> +		samsung,pin-function = <GS101_PIN_FUNC_EINT>;
> +		samsung,pin-pud = <GS101_PIN_PULL_NONE>;
> +		samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>;
> +	};
> +};
> +
> +&serial_0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_bus>;
> +	status = "okay";
> +};
> +
> +&usi_uart {
> +	samsung,clkreq-on; /* needed for UART mode */
> +	status = "okay";
> +};
> +
> +&watchdog_cl0 {
> +	timeout-sec = <30>;
> +	status = "okay";
> +};
> --
> 2.43.0.472.g3155946c3a-goog