[PATCH v4 2/2] arm64: dts: mediatek: mt8186: Add Starmie device

Wojciech Macek wmacek at chromium.org
Thu Nov 28 21:57:20 PST 2024


Add support for Starmie Chromebooks.

Signed-off-by: Wojciech Macek <wmacek at chromium.org>
---
Changelog v4-v3:
 - Fixed dtbs_check issues caused by introducing new files
 - Fixed &battery node representation
Changelog v3-v2:
 - Cleaned up DTS
   - Re-using dsi_out node
   - Removed unnecessary delete-nodes
   - Moved touchpads to per-board dts
   - Modified 3.3/6V power regulator node
Changelog v2-v1:
 - No changes

 arch/arm64/boot/dts/mediatek/Makefile         |   2 +
 .../mediatek/mt8186-corsola-starmie-sku0.dts  |  31 ++
 .../mediatek/mt8186-corsola-starmie-sku1.dts  |  31 ++
 .../dts/mediatek/mt8186-corsola-starmie.dtsi  | 472 ++++++++++++++++++
 4 files changed, 536 insertions(+)
 create mode 100644 arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku0.dts
 create mode 100644 arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku1.dts
 create mode 100644 arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie.dtsi

diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index 8fd7b2bb7a15..2ee6266ddf43 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -59,6 +59,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-magneton-sku393216.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-magneton-sku393217.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-magneton-sku393218.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-rusty-sku196608.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-starmie-sku0.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-starmie-sku1.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-steelix-sku131072.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-steelix-sku131073.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-corsola-tentacool-sku327681.dtb
diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku0.dts b/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku0.dts
new file mode 100644
index 000000000000..23e194579bf2
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku0.dts
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2023 Google LLC
+ */
+
+/dts-v1/;
+#include "mt8186-corsola-starmie.dtsi"
+
+/ {
+	model = "Google Starmie sku0 board";
+	compatible = "google,starmie-sku0", "google,starmie-sku2",
+		     "google,starmie-sku3", "google,starmie",
+		     "mediatek,mt8186";
+};
+
+&panel {
+	compatible = "starry,ili9882t";
+};
+
+&i2c1 {
+	touchscreen: touchscreen at 41 {
+		compatible = "ilitek,ili9882t";
+		reg = <0x41>;
+		interrupts-extended = <&pio 12 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&touchscreen_pins>;
+		panel = <&panel>;
+		reset-gpios = <&pio 60 GPIO_ACTIVE_LOW>;
+		vccio-supply = <&mt6366_vio18_reg>;
+	};
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku1.dts b/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku1.dts
new file mode 100644
index 000000000000..214b972c9357
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie-sku1.dts
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2023 Google LLC
+ */
+
+/dts-v1/;
+#include "mt8186-corsola-starmie.dtsi"
+
+/ {
+	model = "Google Starmie sku1 board";
+	compatible = "google,starmie-sku1", "google,starmie-sku4",
+		     "google,starmie", "mediatek,mt8186";
+};
+
+&panel {
+	compatible = "starry,himax83102-j02", "himax,hx83102";
+};
+
+&i2c1 {
+	touchscreen_himax: touchscreen at 4f {
+		compatible = "hid-over-i2c";
+		reg = <0x4f>;
+		interrupts-extended = <&pio 12 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&touchscreen_pins>;
+		vdd-supply = <&mt6366_vio18_reg>;
+		panel = <&panel>;
+		post-power-on-delay-ms = <450>;
+		hid-descr-addr = <0x0001>;
+	};
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie.dtsi b/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie.dtsi
new file mode 100644
index 000000000000..5ea8bdc00e81
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola-starmie.dtsi
@@ -0,0 +1,472 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2023 Google LLC
+ */
+
+/dts-v1/;
+#include "mt8186-corsola.dtsi"
+
+/ {
+	en_pp6000_mipi_disp_150ma: en-pp6000-mipi-disp-150ma {
+		compatible = "regulator-fixed";
+		regulator-name = "en_pp6000_mipi_disp_150ma";
+		gpio = <&pio 154 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		pinctrl-names = "default";
+		pinctrl-0 = <&en_pp6000_mipi_disp_150ma_fixed_pins>;
+	};
+
+	/*
+	 * Starmie does not have 3.3V display regulator. It is replaced
+	 * with 6V module for enabling panel, re-using eDP GPIOs.
+	 */
+	/delete-node/ pp3300_disp_x;
+	en_pp6000_mipi_disp: en-regulator-pp6000-mipi-disp {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&edp_panel_fixed_pins>;
+		gpios = <&pio 153 GPIO_ACTIVE_HIGH>;
+		regulator-name = "en_pp6000_mipi_disp";
+		enable-active-high;
+		regulator-enable-ramp-delay = <3000>;
+		vin-supply = <&pp3300_z2>;
+	};
+
+	tboard_thermistor1: thermal-sensor1 {
+		compatible = "generic-adc-thermal";
+		#thermal-sensor-cells = <0>;
+		io-channels = <&auxadc 0>;
+		io-channel-names = "sensor-channel";
+		temperature-lookup-table = <    (-5000) 1492
+						0 1413
+						5000 1324
+						10000 1227
+						15000 1121
+						20000 1017
+						25000 900
+						30000 797
+						35000 698
+						40000 606
+						45000 522
+						50000 449
+						55000 383
+						60000 327
+						65000 278
+						70000 236
+						75000 201
+						80000 171
+						85000 145
+						90000 163
+						95000 124
+						100000 91
+						105000 78
+						110000 67
+						115000 58
+						120000 50
+						125000 44>;
+	};
+
+	tboard_thermistor2: thermal-sensor2 {
+		compatible = "generic-adc-thermal";
+		#thermal-sensor-cells = <0>;
+		io-channels = <&auxadc 1>;
+		io-channel-names = "sensor-channel";
+		temperature-lookup-table = <    (-5000) 1492
+						0 1413
+						5000 1324
+						10000 1227
+						15000 1121
+						20000 1017
+						25000 900
+						30000 797
+						35000 698
+						40000 606
+						45000 522
+						50000 449
+						55000 383
+						60000 327
+						65000 278
+						70000 236
+						75000 201
+						80000 171
+						85000 145
+						90000 163
+						95000 124
+						100000 91
+						105000 78
+						110000 67
+						115000 58
+						120000 50
+						125000 44>;
+	};
+};
+
+/*
+ * Starmie does not have EC keyboard. Remove default keyboard controller
+ * and replace it with the driver for side switches.
+ */
+/delete-node/ &keyboard_controller;
+
+&cros_ec {
+	cbas: cbas {
+		compatible = "google,cros-cbas";
+	};
+
+	keyboard-controller {
+		compatible = "google,cros-ec-keyb-switches";
+	};
+};
+
+&dsi0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	panel: panel at 0 {
+		/* compatible will be set in board dts */
+		reg = <0>;
+		enable-gpios = <&pio 98 0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&panel_default_pins>;
+		avdd-supply = <&en_pp6000_mipi_disp>;
+		avee-supply = <&en_pp6000_mipi_disp_150ma>;
+		pp1800-supply = <&mt6366_vio18_reg>;
+		backlight = <&backlight_lcd0>;
+		rotation = <270>;
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&dsi_out>;
+			};
+		};
+	};
+};
+
+&dsi_out {
+	remote-endpoint = <&panel_in>;
+};
+
+&i2c0 {
+	status = "disabled";
+};
+
+&i2c2 {
+	status = "disabled";
+};
+
+&i2c4 {
+	status = "disabled";
+};
+
+&i2c5 {
+	clock-frequency = <400000>;
+};
+
+&mmc1_pins_default {
+	pins-clk {
+		drive-strength = <8>;
+	};
+
+	pins-cmd-dat {
+		drive-strength = <8>;
+	};
+};
+
+&mmc1_pins_uhs {
+	pins-clk {
+		drive-strength = <8>;
+	};
+
+	pins-cmd-dat {
+		drive-strength = <8>;
+	};
+};
+
+&pen_insert {
+	wakeup-event-action = <EV_ACT_ANY>;
+};
+
+&pio {
+	/* 185 lines */
+	gpio-line-names = "TP",
+			  "TP",
+			  "TP",
+			  "I2S0_HP_DI",
+			  "I2S3_DP_SPKR_DO",
+			  "SAR_INT_ODL",
+			  "BT_WAKE_AP_ODL",
+			  "WIFI_INT_ODL",
+			  "DPBRDG_INT_ODL",
+			  "NC",
+			  "EC_AP_HPD_OD",
+			  "NC",
+			  "TCHSCR_INT_1V8_ODL",
+			  "EC_AP_INT_ODL",
+			  "EC_IN_RW_ODL",
+			  "GSC_AP_INT_ODL",
+			  /*
+			   * AP_FLASH_WP_L is crossystem ABI. Rev1 schematics
+			   * call it AP_WP_ODL.
+			   */
+			  "AP_FLASH_WP_L",
+			  "HP_INT_ODL",
+			  "PEN_EJECT_OD",
+			  "NC",
+			  "NC",
+			  "UCAM_SEN_EN",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "I2S2_DP_SPK_MCK",
+			  "I2S2_DP_SPKR_BCK",
+			  "I2S2_DP_SPKR_LRCK",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "UART_GSC_TX_AP_RX",
+			  "UART_AP_TX_GSC_RX",
+			  "UART_DBGCON_TX_ADSP_RX",
+			  "UART_ADSP_TX_DBGCON_RX",
+			  "NC",
+			  "TCHSCR_REPORT_DISABLE",
+			  "NC",
+			  "EN_PP1800_DPBRDG",
+			  "SPI_AP_CLK_EC",
+			  "SPI_AP_CS_EC_L",
+			  "SPI_AP_DO_EC_DI",
+			  "SPI_AP_DI_EC_DO",
+			  "SPI_AP_CLK_GSC",
+			  "SPI_AP_CS_GSC_L",
+			  "SPI_AP_DO_GSC_DI",
+			  "SPI_AP_DI_GSC_DO",
+			  "UART_DBGCON_TX_SCP_RX",
+			  "UART_SCP_TX_DBGCON_RX",
+			  "EN_PP1200_CAM_X",
+			  "WLAN_MODULE_RST_L",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "I2S1_HP_DO",
+			  "I2S1_HP_BCK",
+			  "I2S1_HP_LRCK",
+			  "I2S1_HP_MCK",
+			  "TCHSCR_RST_1V8_L",
+			  "SPI_AP_CLK_ROM",
+			  "SPI_AP_CS_ROM_L",
+			  "SPI_AP_DO_ROM_DI",
+			  "SPI_AP_DI_ROM_DO",
+			  "NC",
+			  "NC",
+			  "EMMC_STRB",
+			  "EMMC_CLK",
+			  "EMMC_CMD",
+			  "EMMC_RST_L",
+			  "EMMC_DATA0",
+			  "EMMC_DATA1",
+			  "EMMC_DATA2",
+			  "EMMC_DATA3",
+			  "EMMC_DATA4",
+			  "EMMC_DATA5",
+			  "EMMC_DATA6",
+			  "EMMC_DATA7",
+			  "AP_KPCOL0",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "TP",
+			  "SDIO_CLK",
+			  "SDIO_CMD",
+			  "SDIO_DATA0",
+			  "SDIO_DATA1",
+			  "SDIO_DATA2",
+			  "SDIO_DATA3",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "MIPI_BL_PWM_1V8",
+			  "DISP_RST_1V8_L",
+			  "MIPI_DPI_CLK",
+			  "MIPI_DPI_VSYNC",
+			  "MIPI_DPI_HSYNC",
+			  "MIPI_DPI_DE",
+			  "MIPI_DPI_D0",
+			  "MIPI_DPI_D1",
+			  "MIPI_DPI_D2",
+			  "MIPI_DPI_D3",
+			  "MIPI_DPI_D4",
+			  "MIPI_DPI_D5",
+			  "MIPI_DPI_D6",
+			  "MIPI_DPI_DA7",
+			  "MIPI_DPI_D8",
+			  "MIPI_DPI_D9",
+			  "MIPI_DPI_D10",
+			  "MIPI_DPI_D11",
+			  "PCM_BT_CLK",
+			  "PCM_BT_SYNC",
+			  "PCM_BT_DI",
+			  "PCM_BT_DO",
+			  "JTAG_TMS_TP",
+			  "JTAG_TCK_TP",
+			  "JTAG_TDI_TP",
+			  "JTAG_TDO_TP",
+			  "JTAG_TRSTN_TP",
+			  "NC",
+			  "NC",
+			  "UCAM_DET_ODL",
+			  "NC",
+			  "NC",
+			  "AP_I2C_TCHSCR_SCL_1V8",
+			  "AP_I2C_TCHSCR_SDA_1V8",
+			  "NC",
+			  "NC",
+			  "AP_I2C_DPBRDG_SCL_1V8",
+			  "AP_I2C_DPBRDG_SDA_1V8",
+			  "NC",
+			  "NC",
+			  "AP_I2C_AUD_SCL_1V8",
+			  "AP_I2C_AUD_SDA_1V8",
+			  "AP_I2C_DISP_SCL_1V8",
+			  "AP_I2C_DISP_SDA_1V8",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "SCP_I2C_SENSOR_SCL_1V8",
+			  "SCP_I2C_SENSOR_SDA_1V8",
+			  "AP_EC_WARM_RST_REQ",
+			  "AP_XHCI_INIT_DONE",
+			  "USB3_HUB_RST_L",
+			  "EN_SPKR",
+			  "BEEP_ON",
+			  "AP_DISP_BKLTEN",
+			  "EN_PP6000_MIPI_DISP",
+			  "EN_PP6000_MIPI_DISP_150MA",
+			  "BT_KILL_1V8_L",
+			  "WIFI_KILL_1V8_L",
+			  "PWRAP_SPI0_CSN",
+			  "PWRAP_SPI0_CK",
+			  "PWRAP_SPI0_MO",
+			  "PWRAP_SPI0_MI",
+			  "SRCLKENA0",
+			  "SRCLKENA1",
+			  "SCP_VREQ_VAO",
+			  "AP_RTC_CLK32K",
+			  "AP_PMIC_WDTRST_L",
+			  "AUD_CLK_MOSI",
+			  "AUD_SYNC_MOSI",
+			  "AUD_DAT_MOSI0",
+			  "AUD_DAT_MOSI1",
+			  "AUD_CLK_MISO",
+			  "AUD_SYNC_MISO",
+			  "AUD_DAT_MISO0",
+			  "AUD_DAT_MISO1",
+			  "NC",
+			  "NC",
+			  "NC",
+			  "DPBRDG_RST_L",
+			  "LTE_W_DISABLE_L",
+			  "LTE_SAR_DETECT_L",
+			  "EN_PP3300_LTE_X",
+			  "LTE_PWR_OFF_L",
+			  "LTE_RESET_L",
+			  "TP",
+			  "TP";
+
+	dpi_default_pins: dpi-default-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO103__FUNC_GPIO103>,
+				 <PINMUX_GPIO104__FUNC_GPIO104>,
+				 <PINMUX_GPIO105__FUNC_GPIO105>,
+				 <PINMUX_GPIO106__FUNC_GPIO106>,
+				 <PINMUX_GPIO107__FUNC_GPIO107>,
+				 <PINMUX_GPIO108__FUNC_GPIO108>,
+				 <PINMUX_GPIO109__FUNC_GPIO109>,
+				 <PINMUX_GPIO110__FUNC_GPIO110>,
+				 <PINMUX_GPIO111__FUNC_GPIO111>,
+				 <PINMUX_GPIO112__FUNC_GPIO112>,
+				 <PINMUX_GPIO113__FUNC_GPIO113>,
+				 <PINMUX_GPIO114__FUNC_GPIO114>,
+				 <PINMUX_GPIO101__FUNC_GPIO101>,
+				 <PINMUX_GPIO100__FUNC_GPIO100>,
+				 <PINMUX_GPIO102__FUNC_GPIO102>,
+				 <PINMUX_GPIO99__FUNC_GPIO99>;
+			drive-strength = <10>;
+			output-low;
+		};
+	};
+
+	dpi_func_pins: dpi-func-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO103__FUNC_DPI_DATA0>,
+				 <PINMUX_GPIO104__FUNC_DPI_DATA1>,
+				 <PINMUX_GPIO105__FUNC_DPI_DATA2>,
+				 <PINMUX_GPIO106__FUNC_DPI_DATA3>,
+				 <PINMUX_GPIO107__FUNC_DPI_DATA4>,
+				 <PINMUX_GPIO108__FUNC_DPI_DATA5>,
+				 <PINMUX_GPIO109__FUNC_DPI_DATA6>,
+				 <PINMUX_GPIO110__FUNC_DPI_DATA7>,
+				 <PINMUX_GPIO111__FUNC_DPI_DATA8>,
+				 <PINMUX_GPIO112__FUNC_DPI_DATA9>,
+				 <PINMUX_GPIO113__FUNC_DPI_DATA10>,
+				 <PINMUX_GPIO114__FUNC_DPI_DATA11>,
+				 <PINMUX_GPIO101__FUNC_DPI_HSYNC>,
+				 <PINMUX_GPIO100__FUNC_DPI_VSYNC>,
+				 <PINMUX_GPIO102__FUNC_DPI_DE>,
+				 <PINMUX_GPIO99__FUNC_DPI_PCLK>;
+			drive-strength = <10>;
+		};
+	};
+
+	en_pp6000_mipi_disp_150ma_fixed_pins: en_pp6000-mipi-disp-150ma-fixed-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO154__FUNC_GPIO154>;
+			output-low;
+		};
+	};
+
+	panel_default_pins: panel-default-pins {
+		pins-en {
+			pinmux = <PINMUX_GPIO98__FUNC_GPIO98>;
+			output-low;
+		};
+	};
+};
+
+&usb_c1 {
+	status = "disabled";
+};
+
+&thermal_zones {
+	tboard1-thermal {
+		polling-delay = <1000>; /* milliseconds */
+		polling-delay-passive = <0>; /* milliseconds */
+		thermal-sensors = <&tboard_thermistor1>;
+	};
+
+	tboard2-thermal {
+		polling-delay = <1000>; /* milliseconds */
+		polling-delay-passive = <0>; /* milliseconds */
+		thermal-sensors = <&tboard_thermistor2>;
+	};
+};
+
+&wifi_pwrseq {
+	reset-gpios = <&pio 51 1>;
+};
+
+/*
+ * Battery on Starmie is using a different address than default.
+ * Remove old node to reuse "battery" alias.
+ */
+/delete-node/ &battery;
+&i2c_tunnel {
+	battery: sbs-battery at f {
+		compatible = "sbs,sbs-battery";
+		reg = <0xf>;
+		sbs,i2c-retry-count = <2>;
+		sbs,poll-retry-count = <1>;
+	};
+};
-- 
2.47.0.338.g60cca15819-goog




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