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 the display engine, video mixer and tcon0 as well. Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx> Signed-off-by: Torsten Duwe <duwe@xxxxxxx> --- .../boot/dts/allwinner/sun50i-a64-teres-i.dts | 45 ++++++++++++++++++++-- 1 file changed, 41 insertions(+), 4 deletions(-) --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts @@ -100,18 +100,41 @@ 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 = <®_dldo2>; + dvdd12-supply = <®_dldo3>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + anx6345_in: endpoint { + remote-endpoint = <&tcon0_out_anx6345>; + }; + }; + }; + }; +}; + +&mixer0 { + status = "okay"; }; &mmc0 { @@ -319,6 +342,20 @@ 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>;