Hi All, I would like to drop this patch as[1] and [2] fixes the issue
[1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/drivers/gpu/drm/bridge/adv7511/adv7533.c?h=next-20230406&id=9a0cdcd6649b76f0b7ceec0e55b0a718321e34d3 [2] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/drivers/gpu/drm/bridge/adv7511/adv7533.c?h=next-20230406&id=ee0285e13455fdbce5de315bdbe91b5f198a2a06 Cheers, Biju > -----Original Message----- > From: Biju Das <[email protected]> > Sent: Wednesday, March 9, 2022 3:11 PM > To: David Airlie <[email protected]>; Daniel Vetter <[email protected]>; Rob > Herring <[email protected]> > Cc: Biju Das <[email protected]>; Ricardo Cañuelo > <[email protected]>; Laurent Pinchart > <[email protected]>; [email protected]; > [email protected]; Geert Uytterhoeven <[email protected]>; > Chris Paterson <[email protected]>; Biju Das > <[email protected]>; Prabhakar Mahadev Lad <prabhakar.mahadev- > [email protected]>; [email protected] > Subject: [PATCH 1/2] dt-bindings: drm: bridge: adi,adv7533: Document > adi,disable-lanes-override property > > On Renesas RZ/{G2L,V2L} platforms changing the lanes from 4 to 3 at lower > frequencies causes display instability. On such platforms, it is better to > avoid switching lanes from 4 to 3 as it needs different set of PLL parameter > constraints to make the display stable with 3 lanes. > > This patch introduces 'adi,disable-lanes-override' property to disable lane > switching at lower frequencies. > > Signed-off-by: Biju Das <[email protected]> > Reviewed-by: Lad Prabhakar <[email protected]> > --- > .../devicetree/bindings/display/bridge/adi,adv7533.yaml | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git > a/Documentation/devicetree/bindings/display/bridge/adi,adv7533.yaml > b/Documentation/devicetree/bindings/display/bridge/adi,adv7533.yaml > index f36209137c8a..2dc378039d21 100644 > --- a/Documentation/devicetree/bindings/display/bridge/adi,adv7533.yaml > +++ b/Documentation/devicetree/bindings/display/bridge/adi,adv7533.yaml > @@ -84,6 +84,11 @@ properties: > timings for HDMI output. > type: boolean > > + adi,disable-lanes-override: > + description: > + Disables the overriding lanes at lower frequencies. > + type: boolean > + > adi,dsi-lanes: > description: Number of DSI data lanes connected to the DSI host. > $ref: /schemas/types.yaml#/definitions/uint32 > -- > 2.17.1
