On Tue, Oct 25, 2016 at 4:13 PM, Archit Taneja <architt@xxxxxxxxxxxxxx> wrote:
>
>
> On 10/20/2016 09:13 AM, Chen-Yu Tsai wrote:
>>
>> The Hummingbird A31 board has a RGB-to-VGA bridge which converts RGB
>> output from the LCD interface to VGA signals.
>>
>> Enable this part of the display pipeline.
>
>
> I couldn't find the enable-gpios binding for the bridge that you
> introduced in the previous patch. Is that intentional?
Error on my part. Thanks for spotting that.
ChenYu
>
> Thanks,
> Archit
>
>
>>
>> Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
>> ---
>> arch/arm/boot/dts/sun6i-a31-hummingbird.dts | 56
>> +++++++++++++++++++++++++++++
>> 1 file changed, 56 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/sun6i-a31-hummingbird.dts
>> b/arch/arm/boot/dts/sun6i-a31-hummingbird.dts
>> index 9a74637f677f..05a49b2147f1 100644
>> --- a/arch/arm/boot/dts/sun6i-a31-hummingbird.dts
>> +++ b/arch/arm/boot/dts/sun6i-a31-hummingbird.dts
>> @@ -63,6 +63,49 @@
>> stdout-path = "serial0:115200n8";
>> };
>>
>> + bridge {
>> + compatible = "dumb-vga-dac";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <0>;
>> +
>> + vga_bridge_in: endpoint@0 {
>> + reg = <0>;
>> + remote-endpoint =
>> <&tcon0_out_vga>;
>> + };
>> + };
>> +
>> + port@1 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <1>;
>> +
>> + vga_bridge_out: endpoint@0 {
>> + reg = <0>;
>> + remote-endpoint = <&vga_con_in>;
>> + };
>> + };
>> + };
>> + };
>> +
>> + vga {
>> + compatible = "vga-connector";
>> +
>> + port {
>> + vga_con_in: endpoint {
>> + remote-endpoint = <&vga_bridge_out>;
>> + };
>> + };
>> + };
>> +
>> wifi_pwrseq: wifi_pwrseq {
>> compatible = "mmc-pwrseq-simple";
>> reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 */
>> @@ -245,6 +288,19 @@
>> status = "okay";
>> };
>>
>> +&tcon0 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&lcd0_rgb888_pins>;
>> + status = "okay";
>> +};
>> +
>> +&tcon0_out {
>> + tcon0_out_vga: endpoint@0 {
>> + reg = <0>;
>> + remote-endpoint = <&vga_bridge_in>;
>> + };
>> +};
>> +
>> &uart0 {
>> pinctrl-names = "default";
>> pinctrl-0 = <&uart0_pins_a>;
>>
>
> --
> Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
> a Linux Foundation Collaborative Project
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