arm64: dts: allwinner: a64: enable ANX6345 bridge on Teres-I
authorTorsten Duwe <duwe@lst.de>
Tue, 29 Oct 2019 12:16:57 +0000 (13:16 +0100)
committerMaxime Ripard <maxime@cerno.tech>
Tue, 5 Nov 2019 10:36:12 +0000 (11:36 +0100)
Teres-I has an anx6345 bridge connected to the RGB666 LCD output, and
the I2C controlling signals are connected to I2C0 bus.

Enable it in the device tree, and enable the display engine, video mixer
and tcon0 as well.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Torsten Duwe <duwe@suse.de>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts

index 1069e7012c9c08a06097c8143f106b5bf4afa0e0..970415106dcf419672eb85016fed72a24297b714 100644 (file)
        status = "okay";
 };
 
+&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>;
        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>;
+                               };
+                       };
+               };
+       };
+};
+
+&mixer0 {
+       status = "okay";
 };
 
 &mmc0 {
        status = "okay";
 };
 
+&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>;