Laurent, > RTPORC7791SEB00010S > KOELSCH SN.057 > > I'm not sure if that tells anything about the board revision.
Can you try this patch I just sent out? "i2c: rcar: make sure clocks are on when doing hw init" We know that Koelsch boards have different bootloaders leaving the clocks in different states. What you see could be the result of a disabled clock.
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