On Mon, Nov 28, 2016 at 6:19 PM, Icenowy Zheng <icenowy@xxxxxxxx> wrote:
>
>
> 28.11.2016, 18:07, "Chen-Yu Tsai" <wens@xxxxxxxx>:
>> On Mon, Nov 28, 2016 at 5:59 PM, Icenowy Zheng <icenowy@xxxxxxxx> wrote:
>>> As there's currently a fork of U-Boot which provides simplefb support
>>
>> Please add it when its finalized...
>>
>>> for H3, a simplefb node can be added to the device tree.
>>>
>>> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxxx>
>>> ---
>>>
>>> I'm still not sure which pipeline should I use.
>>
>> You are supposed to add _all_ the pipelines that are available and
>> supported by U-boot. U-boot is then supposed to enable and update
>> the one it set up.
>
> I mean the pipeline string ;-)
Looks good to me. There's no separate frontend/backend in DE 2.0.
ChenYu
>
>>
>> ChenYu
>>
>>> And, it seems that HDMI Slow Clock is not needed?
>>>
>>> (seems that it's only for EDID, but simplefb won't use EDID)
>>>
>>> arch/arm/boot/dts/sun8i-h3.dtsi | 16 ++++++++++++++++
>>> 1 file changed, 16 insertions(+)
>>>
>>> diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
>>> index 75a8654..cacc8dd 100644
>>> --- a/arch/arm/boot/dts/sun8i-h3.dtsi
>>> +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
>>> @@ -50,6 +50,22 @@
>>> / {
>>> interrupt-parent = <&gic>;
>>>
>>> + chosen {
>>> + #address-cells = <1>;
>>> + #size-cells = <1>;
>>> + ranges;
>>> +
>>> + simplefb_hdmi: framebuffer@0 {
>>> + compatible = "allwinner,simple-framebuffer",
>>> + "simple-framebuffer";
>>> + allwinner,pipeline = "de0-lcd0-hdmi";
>>> + clocks = <&ccu CLK_BUS_TCON0>, <&ccu CLK_BUS_DE>,
>>> + <&ccu CLK_BUS_HDMI>, <&ccu CLK_DE>,
>>> + <&ccu CLK_TCON0>, <&ccu CLK_HDMI>;
>>> + status = "disabled";
>>> + };
>>> + };
>>> +
>>> cpus {
>>> #address-cells = <1>;
>>> #size-cells = <0>;
>>> --
>>> 2.10.2
>
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