Commit 689b937b authored by Hsin-Yi Wang's avatar Hsin-Yi Wang Committed by Matthias Brugger
Browse files

arm64: dts: mediatek: add mt8173 elm and hana board 



Elm is Acer Chromebook R13. Hana is Lenovo Chromebook. Both uses mt8173
SoC.

Signed-off-by: default avatarHsin-Yi Wang <hsinyi@chromium.org>
Tested-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20200210063523.133333-5-hsinyi@chromium.org


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 72b29215

arch/arm64/boot/dts/mediatek/Makefile

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Original line number Diff line number Diff line
@@ -6,6 +6,9 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb 
dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-x20-dev.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-bananapi-bpi-r64.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm-hana.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm-hana-rev7.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-evb.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += mt8516-pumpkin.dtb

arch/arm64/boot/dts/mediatek/mt8173-elm-hana-rev7.dts

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// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright 2019 MediaTek Inc.

 */



/dts-v1/;

#include "mt8173-elm-hana.dtsi"



/ {

	model = "Google Hanawl";

	compatible = "google,hana-rev7", "mediatek,mt8173";

};



&cpu_thermal {

	trips {

		cpu_crit: cpu_crit0 {

			temperature = <100000>;

			type = "critical";

		};

	};

};



&gpio_keys {

	/delete-node/tablet_mode;

	/delete-node/volume_down;

	/delete-node/volume_up;

};

arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dts

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Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright 2016 MediaTek Inc.

 */



/dts-v1/;

#include "mt8173-elm-hana.dtsi"



/ {

	model = "Google Hana";

	compatible = "google,hana-rev6", "google,hana-rev5",

		     "google,hana-rev4", "google,hana-rev3",

		     "google,hana", "mediatek,mt8173";

};

arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi

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// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright 2016 MediaTek Inc.

 */



#include "mt8173-elm.dtsi"



&i2c0 {

	clock-frequency = <200000>;

};



&i2c3 {

	touchscreen2: touchscreen@34 {

		compatible = "melfas,mip4_ts";

		reg = <0x34>;

		interrupt-parent = <&pio>;

		interrupts = <88 IRQ_TYPE_LEVEL_LOW>;

	};



	/*

	 * Lenovo 100e Chromebook 2nd Gen (MTK) and Lenovo 300e Chromebook 2nd

	 * Gen (MTK) are using synaptics touchscreen (hid-over-i2c driver) as a

	 * second source touchscreen.

	 */

	touchscreen3: touchscreen@20 {

		compatible = "hid-over-i2c";

		reg = <0x20>;

		hid-descr-addr = <0x0020>;

		interrupt-parent = <&pio>;

		interrupts = <88 IRQ_TYPE_LEVEL_LOW>;

	};

};



&i2c4 {

	/*

	 * Lenovo 100e Chromebook 2nd Gen (MTK) and Lenovo 300e Chromebook 2nd

	 * Gen (MTK) are using synaptics trackpad (hid-over-i2c driver) as a

	 * second source trackpad.

	 */

	trackpad2: trackpad@2c {

		compatible = "hid-over-i2c";

		interrupt-parent = <&pio>;

		interrupts = <117 IRQ_TYPE_LEVEL_LOW>;

		reg = <0x2c>;

		hid-descr-addr = <0x0020>;

		wakeup-source;

	};

};



&mmc1 {

	wp-gpios = <&pio 42 GPIO_ACTIVE_HIGH>;

};



&pio {

	hdmi_mux_pins: hdmi_mux_pins {

		pins2 {

			pinmux = <MT8173_PIN_98_URTS1__FUNC_GPIO98>;

			bias-pull-up;

			output-high;

		};

	};



	mmc1_pins_default: mmc1default {

		pins_wp {

			pinmux = <MT8173_PIN_42_DSI_TE__FUNC_GPIO42>;

			input-enable;

			bias-pull-up;

		};

	};

};

arch/arm64/boot/dts/mediatek/mt8173-elm.dts

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// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright 2016 MediaTek Inc.

 */



/dts-v1/;

#include "mt8173-elm.dtsi"



/ {

	model = "Google Elm";

	compatible = "google,elm-rev8", "google,elm-rev7", "google,elm-rev6",

		     "google,elm-rev5", "google,elm-rev4", "google,elm-rev3",

		     "google,elm", "mediatek,mt8173";

};