From mboxrd@z Thu Jan  1 00:00:00 1970
From: Torsten Duwe <duwe@lst.de>
Subject: [PATCH v2 7/7] arm64: dts: allwinner: a64: enable ANX6345 bridge on Teres-I
Date: Tue,  4 Jun 2019 14:23:08 +0200 (CEST)
Message-ID: <20190604122308.98D4868B20@newverein.lst.de>
References: <20190604122150.29D6468B05@newverein.lst.de>
Return-path: <linux-kernel-owner@vger.kernel.org>
Sender: linux-kernel-owner@vger.kernel.org
To: Maxime Ripard <maxime.ripard@bootlin.com>, Chen-Yu Tsai <wens@csie.org>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Thierry Reding <thierry.reding@gmail.com>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, Andrzej Hajda <a.hajda@samsung.com>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Icenowy Zheng <icenowy@aosc.io>, Sean Paul <seanpaul@chromium.org>, Vasily Khoruzhick <anarsoul@gmail.com>, Harald Geyer <harald@ccbib.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Thomas Gleixner <tglx@linutronix.de>
Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
List-Id: devicetree@vger.kernel.org

Teres-I has an anx6345 bridge connected to the RGB666 LCD output, and
the I2C controlling signals are connected to I2C0 bus. eDP output goes
to an Innolux N116BGE panel.

Enable it in the device tree.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Torsten Duwe <duwe@suse.de>
---
 .../boot/dts/allwinner/sun50i-a64-teres-i.dts      | 65 ++++++++++++++++++++--
 1 file changed, 61 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts
index 0ec46b969a75..a0ad438b037f 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts
@@ -65,6 +65,21 @@
 		};
 	};
 
+	panel: panel {
+		compatible ="innolux,n116bge", "simple-panel";
+		status = "okay";
+		power-supply = <&reg_dcdc1>;
+		backlight = <&backlight>;
+
+		ports {
+			panel_in: port {
+				panel_in_edp: endpoint {
+					remote-endpoint = <&anx6345_out>;
+				};
+			};
+		};
+	};
+
 	reg_usb1_vbus: usb1-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "usb1-vbus";
@@ -81,20 +96,48 @@
 	};
 };
 
+&de {
+	status = "okay";
+};
+
 &ehci1 {
 	status = "okay";
 };
 
 
-/* The ANX6345 eDP-bridge is on i2c0. There is no linux (mainline)
- * driver for this chip at the moment, the bootloader initializes it.
- * However it can be accessed with the i2c-dev driver from user space.
- */
 &i2c0 {
 	clock-frequency = <100000>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_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_dldo3>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				anx6345_in: endpoint {
+					remote-endpoint = <&tcon0_out_anx6345>;
+				};
+			};
+			port@1 {
+				anx6345_out: endpoint {
+					remote-endpoint = <&panel_in_edp>;
+				};
+			};
+		};
+	};
+};
+
+&mixer0 {
+	status = "okay";
 };
 
 &mmc0 {
@@ -279,6 +322,20 @@
 	vcc-hdmi-supply = <&reg_dldo1>;
 };
 
+&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>;
-- 
2.16.4