28927f15362808667959193dc934c9678b1e0ba70a5daa4b20871794.patch

From de51a6b90fff19b0eb2e6fe4b5a5a2d666b7e468 Mon Sep 17 00:00:00 2001
From: Kansho Nishida <kansho@google.com>
Date: Wed, 9 Jun 2021 15:37:49 +0900
Subject: [PATCH] CHROMIUM: arm64: dts: add it6505 node and dpi node

BUG=b:109911488
TEST=Boot to shell and clock control OK

Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Signed-off-by: Yilun Lin <yllin@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/1350400
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Tested-by: Pi-Hsun Shih <pihsun@chromium.org>
Commit-Queue: Pi-Hsun Shih <pihsun@chromium.org>
Change-Id: I5d730280b2add9289c138bb745edfd1d893b7555
Signed-off-by: Kansho Nishida <kansho@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/2856165
Reviewed-by: Hsin-Yi Wang <hsinyi@chromium.org>
---
 .../arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 104 ++++++++++++++++++
 1 file changed, 104 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
index 8235da4c7fe934d8d387feb7e5bd521052306dbb..115f0e403e21ec36d8504d314c2faaa7db3195df 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
@@ -269,6 +269,18 @@ &cpu7 {
 	proc-supply = <&mt6358_vproc11_reg>;
 };
 
+&dpi0 {
+	pinctrl-names = "sleep", "default";
+	pinctrl-0 = <&dpi_pin_default>;
+	pinctrl-1 = <&dpi_pin_func>;
+	status = "okay";
+	port {
+		dpi_out: endpoint {
+			remote-endpoint = <&it6505_in>;
+		};
+	};
+};
+
 &dsi0 {
 	status = "okay";
 	#address-cells = <1>;
@@ -331,6 +343,27 @@ &i2c3 {
 	clock-frequency = <100000>;
 	#address-cells = <1>;
 	#size-cells = <0>;
+
+	it6505dptx: it6505dptx@5c {
+		compatible = "ite,it6505";
+		status = "okay";
+		interrupt-parent = <&pio>;
+		interrupts = <152 IRQ_TYPE_LEVEL_LOW 152 0>;
+		reg = <0x5c>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&it6505_pins>;
+		ovdd-supply = <&mt6358_vsim2_reg>;
+		pwr18-supply = <&it6505_pp18_reg>;
+		reset-gpios = <&pio 179 1>;
+		hpd-gpios = <&pio 9 0>;
+		extcon = <&usbc_extcon>;
+		no-laneswap;
+		port {
+			it6505_in: endpoint {
+				remote-endpoint = <&dpi_out>;
+			};
+		};
+	};
 };
 
 &i2c5 {
@@ -526,6 +559,51 @@ pins_cmd_dat {
 		};
 	};
 
+	dpi_pin_default: dpi_pin_default {
+		pins_cmd_dat {
+			pinmux = <PINMUX_GPIO13__FUNC_GPIO13>,
+				<PINMUX_GPIO14__FUNC_GPIO14>,
+				<PINMUX_GPIO15__FUNC_GPIO15>,
+				<PINMUX_GPIO16__FUNC_GPIO16>,
+				<PINMUX_GPIO17__FUNC_GPIO17>,
+				<PINMUX_GPIO18__FUNC_GPIO18>,
+				<PINMUX_GPIO19__FUNC_GPIO19>,
+				<PINMUX_GPIO20__FUNC_GPIO20>,
+				<PINMUX_GPIO21__FUNC_GPIO21>,
+				<PINMUX_GPIO22__FUNC_GPIO22>,
+				<PINMUX_GPIO23__FUNC_GPIO23>,
+				<PINMUX_GPIO24__FUNC_GPIO24>,
+				<PINMUX_GPIO25__FUNC_GPIO25>,
+				<PINMUX_GPIO26__FUNC_GPIO26>,
+				<PINMUX_GPIO27__FUNC_GPIO27>,
+				<PINMUX_GPIO28__FUNC_GPIO28>;
+				drive-strength = <MTK_DRIVE_6mA>;
+				output-low;
+		};
+	};
+
+	dpi_pin_func: dpi_pin_func {
+		pins_cmd_dat {
+			pinmux = <PINMUX_GPIO13__FUNC_DBPI_D0>,
+				<PINMUX_GPIO14__FUNC_DBPI_D1>,
+				<PINMUX_GPIO15__FUNC_DBPI_D2>,
+				<PINMUX_GPIO16__FUNC_DBPI_D3>,
+				<PINMUX_GPIO17__FUNC_DBPI_D4>,
+				<PINMUX_GPIO18__FUNC_DBPI_D5>,
+				<PINMUX_GPIO19__FUNC_DBPI_D6>,
+				<PINMUX_GPIO20__FUNC_DBPI_D7>,
+				<PINMUX_GPIO21__FUNC_DBPI_D8>,
+				<PINMUX_GPIO22__FUNC_DBPI_D9>,
+				<PINMUX_GPIO23__FUNC_DBPI_D10>,
+				<PINMUX_GPIO24__FUNC_DBPI_D11>,
+				<PINMUX_GPIO25__FUNC_DBPI_HSYNC>,
+				<PINMUX_GPIO26__FUNC_DBPI_VSYNC>,
+				<PINMUX_GPIO27__FUNC_DBPI_DE>,
+				<PINMUX_GPIO28__FUNC_DBPI_CK>;
+				drive-strength = <MTK_DRIVE_6mA>;
+		};
+	};
+
 	ec_ap_int_odl: ec-ap-int-odl {
 		pins1 {
 			pinmux = <PINMUX_GPIO151__FUNC_GPIO151>;
@@ -603,6 +681,32 @@ pins-bus {
 		};
 	};
 
+	it6505_pins: it6505_pins {
+		pins_hpd {
+			pinmux = <PINMUX_GPIO9__FUNC_GPIO9>;
+			input-enable;
+			bias-pull-up;
+		};
+
+		pins_int {
+			pinmux = <PINMUX_GPIO152__FUNC_GPIO152>;
+			input-enable;
+			bias-pull-up;
+		};
+
+		pins_power_enable {
+			pinmux = <PINMUX_GPIO178__FUNC_GPIO178>;
+			output-low;
+			bias-pull-up;
+		};
+
+		pins_reset {
+			pinmux = <PINMUX_GPIO179__FUNC_GPIO179>;
+			output-low;
+			bias-pull-up;
+		};
+	};
+
 	mmc0_pins_default: mmc0-pins-default {
 		pins-cmd-dat {
 			pinmux = <PINMUX_GPIO123__FUNC_MSDC0_DAT0>,
-- 
2.43.0.472.g3155946c3a-goog