Re: [PATCH v5 02/12] phy: hdmi: Add color depth configuration

From: Dmitry Baryshkov
Date: Sun Mar 09 2025 - 06:11:04 EST


On Sun, 9 Mar 2025 at 12:10, Cristian Ciocaltea
<cristian.ciocaltea@xxxxxxxxxxxxx> wrote:
>
> Hi Dmitry,
>
> On 3/9/25 11:16 AM, Dmitry Baryshkov wrote:
> > On Sat, 8 Mar 2025 at 14:21, Cristian Ciocaltea
> > <cristian.ciocaltea@xxxxxxxxxxxxx> wrote:
> >>
> >> Extend the HDMI configuration options to allow managing bits per color
> >> channel. This is required by some PHY drivers such as
> >> rockchip-samsung-hdptx.
> >>
> >> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@xxxxxxxxxxxxx>
> >> ---
> >> include/linux/phy/phy-hdmi.h | 2 ++
> >> 1 file changed, 2 insertions(+)
> >>
> >
> > Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> >
> > Just to confirm, are you passing TMDS char rate or pixel clock for
> > DeepColor (bpc > 8) modes?
>
> It's the TMDS char rate, but we still need the bpc info to program
> CMN_REG(0086) in PATCH 12.

Thanks for the confirmation.

--
With best wishes
Dmitry