build/patch/kernel/sunxi-legacy/0009-enable_anx6345_bridge_pinebook.patch

From b68d225323c9a479b26ee22a2cb4bf4eefe13cc5 Mon Sep 17 00:00:00 2001
From: Icenowy Zheng <icenowy@aosc.io>
Date: Sun, 7 May 2017 14:41:24 +0800
Subject: [PATCH] arm64: allwinner: a64: enable ANX6345 bridge on Pinebook

Pinebook has an ANX6345 bridge connected to the RGB666 LCD output, and
the I2C controlling signals are connected to R_I2C bus.

Enable it in the device tree.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
---
 .../dts/allwinner/sun50i-a64-pinebook.dts     | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
index c06c540e6c08a..83f555a6995ce 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
@@ -109,6 +109,10 @@
 	status = "okay";
 };
 
+&de {
+	status = "okay";
+};
+
 &ehci0 {
 	phys = <&usbphy 0>;
 	phy-names = "usb";
@@ -119,6 +123,10 @@
 	status = "okay";
 };
 
+&mixer0 {
+	status = "okay";
+};
+
 &mmc0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc0_pins>;
@@ -183,6 +191,20 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&r_i2c_pl89_pins>;
 	status = "okay";
+
+	anx6345: anx6345@38 {
+		compatible = "analogix,anx6345";
+		reg = <0x38>;
+		reset-gpios = <&pio 3 24 GPIO_ACTIVE_LOW>; /* PD24 */
+		dvdd25-supply = <&reg_dldo2>;
+		dvdd12-supply = <&reg_fldo1>;
+
+		port {
+			anx6345_in: endpoint {
+				remote-endpoint = <&tcon0_out_anx6345>;
+			};
+		};
+	};
 };
 
 &r_pio {
@@ -238,6 +260,7 @@
 
 &reg_dc1sw {
 	regulator-name = "vcc-lcd";
+	regulator-always-on; // HACK
 };
 
 &reg_dcdc1 {
@@ -357,6 +380,20 @@
 			"MIC2", "Internal Microphone Right";
 };
 
+&tcon0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&lcd_rgb666_pins>;
+
+	status = "okay";
+};
+
+&tcon0_out {
+	tcon0_out_anx6345: endpoint@0 {
+		reg = <0>;
+		remote-endpoint = <&anx6345_in>;
+	};
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pb_pins>;