From e775cc1a9b4fb9b7b62edc480642ebd21e3b81e1 Mon Sep 17 00:00:00 2001 From: AngeloGioacchino Del Regno Date: Fri, 2 Sep 2022 10:11:51 +0200 Subject: [PATCH] arm64: dts: mediatek: cherry: Wire up the ChromeOS Embedded Controller Wire up the ChromeOS Embedded Controller on SPI0 and its communication channel via SCP RPMSG along with all of the offered functionality, including Keyboard, Smart Battery Metrics (SBS), keyboard backlight, I2C tunnel, regulators and Type-C connector management. Signed-off-by: AngeloGioacchino Del Regno Link: https://lore.kernel.org/r/20220902081156.38526-3-angelogioacchino.delregno@collabora.com Signed-off-by: Matthias Brugger --- .../boot/dts/mediatek/mt8195-cherry.dtsi | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi index e83d58d997570..73f531f84fa21 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -426,6 +426,14 @@ "AP_SPI_FLASH_MOSI", "AP_SPI_FLASH_MISO"; + cros_ec_int: cros-ec-irq-default-pins { + pins-ec-ap-int-odl { + pinmux = ; + bias-pull-up = ; + input-enable; + }; + }; + i2c0_pins: i2c0-default-pins { pins-bus { pinmux = , @@ -670,6 +678,11 @@ memory-region = <&scp_mem>; pinctrl-names = "default"; pinctrl-0 = <&scp_pins>; + + cros-ec-rpmsg { + compatible = "google,cros-ec-rpmsg"; + mediatek,rpmsg-name = "cros-ec-rpmsg"; + }; }; &spi0 { @@ -678,6 +691,67 @@ pinctrl-names = "default"; pinctrl-0 = <&spi0_pins>; mediatek,pad-select = <0>; + + cros_ec: ec@0 { + #address-cells = <1>; + #size-cells = <0>; + + compatible = "google,cros-ec-spi"; + reg = <0>; + interrupts-extended = <&pio 4 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&cros_ec_int>; + spi-max-frequency = <3000000>; + + keyboard-backlight { + compatible = "google,cros-kbd-led-backlight"; + }; + + i2c_tunnel: i2c-tunnel { + compatible = "google,cros-ec-i2c-tunnel"; + google,remote-bus = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + mt_pmic_vmc_ldo_reg: regulator@0 { + compatible = "google,cros-ec-regulator"; + reg = <0>; + regulator-name = "mt_pmic_vmc_ldo"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3600000>; + }; + + mt_pmic_vmch_ldo_reg: regulator@1 { + compatible = "google,cros-ec-regulator"; + reg = <1>; + regulator-name = "mt_pmic_vmch_ldo"; + regulator-min-microvolt = <2700000>; + regulator-max-microvolt = <3600000>; + }; + + typec { + compatible = "google,cros-ec-typec"; + #address-cells = <1>; + #size-cells = <0>; + + usb_c0: connector@0 { + compatible = "usb-c-connector"; + reg = <0>; + power-role = "dual"; + data-role = "host"; + try-power-role = "source"; + }; + + usb_c1: connector@1 { + compatible = "usb-c-connector"; + reg = <1>; + power-role = "dual"; + data-role = "host"; + try-power-role = "source"; + }; + }; + }; }; &u3phy0 { @@ -729,3 +803,6 @@ vusb33-supply = <&mt6359_vusb_ldo_reg>; vbus-supply = <&usb_vbus>; }; + +#include +#include -- 2.30.2