On Thu, Feb 17, 2022 at 01:25:20AM +0100, Marek Vasut wrote:
> The HFP_HSW_HBP_HI register must be programmed with 2 LSbits of each
> Horizontal Front Porch/Sync/Back Porch. Currently the driver programs
> this register to 0, which breaks displays with either value above 255.
>
> The HFP_MIN register must be set to the same value as HFP_LI, otherwise
> there is visible image distortion, usually in the form of missing lines
> at the bottom of the panel.
>
> Fix this by correctly programming the HFP_HSW_HBP_HI and HFP_MIN registers.
>
> Fixes: ce517f18944e3 ("drm: bridge: Add Chipone ICN6211 MIPI-DSI to RGB
> bridge")
> Signed-off-by: Marek Vasut <[email protected]>
> Cc: Jagan Teki <[email protected]>
> Cc: Maxime Ripard <[email protected]>
> Cc: Robert Foss <[email protected]>
> Cc: Sam Ravnborg <[email protected]>
> Cc: Thomas Zimmermann <[email protected]>
> To: [email protected]Acked-by: Maxime Ripard <[email protected]> Maxime
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