On Fri, Jan 24, 2025 at 05:17:55PM +0200, Tomi Valkeinen wrote: > From: Jai Luthra <jai.luthra@xxxxxxxxxxxxxxxx> > > The serializer's I2C address on the FPD-Link bus is usually communicated > to the deserializer once the forward-channel is established. But in some > cases it might be necessary to program the serializer (over the > back-channel) before the forward-channel is established. > > This can be used e.g. to correct serializer configuration which > otherwise would prevent the FC to be enabled. To be able to communicate > to the serializer before the forward-channel is up, the deserializer > driver neds to know the default i2c address of the serializer. > > Allow setting the serializer i2c address using the 'reg' property. This > is optional, and usually not needed. > > Signed-off-by: Jai Luthra <jai.luthra@xxxxxxxxxxxxxxxx> > Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx> > --- > Cc: devicetree@xxxxxxxxxxxxxxx > Cc: Rob Herring <robh@xxxxxxxxxx> > Cc: Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx> > Cc: Conor Dooley <conor+dt@xxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Best regards, Krzysztof
