Re: [v3 5/6] drm/vs: Add hdmi driver

From: Keith Zhao
Date: Wed Dec 06 2023 - 09:11:50 EST




On 2023/12/6 20:56, Maxime Ripard wrote:
> On Wed, Dec 06, 2023 at 08:02:55PM +0800, Keith Zhao wrote:
>> >> +static const struct of_device_id starfive_hdmi_dt_ids[] = {
>> >> + { .compatible = "starfive,jh7110-inno-hdmi",},
>> >
>> > So it's inno hdmi, just like Rockchip then?
>> >
>> > This should be a common driver.
>>
>> Rockchip has a inno hdmi IP. and Starfive has a inno hdmi IP.
>> but the harewawre difference of them is big , it is not easy to use the common driver
>> maybe i need the inno hdmi version here to make a distinction
>
> I just had a look at the rockchip header file: all the registers but the
> STARFIVE_* ones are identical.
>
> There's no need to have two identical drivers then, please use the
> rockchip driver instead.
>
> Maxime

ok, have a simple test , edid can get . i will continue