Re: [PATCH v3 1/4] dt-bindings: i2c: renesas,riic: Document R9A09G057 support
From: Wolfram Sang
Date: Wed Mar 20 2024 - 05:37:35 EST
On Tue, Mar 19, 2024 at 01:25:00PM +0000, Prabhakar wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
>
> Document support for the I2C Bus Interface (RIIC) available in the
> Renesas RZ/V2H(P) (R9A09G057) SoC.
>
> The RIIC interface in the Renesas RZ/V2H(P) differs from RZ/A in a
> couple of ways:
> - Register offsets for the RZ/V2H(P) SoC differ from those of the
> RZ/A SoC.
> - RZ/V2H register access is limited to 8-bit, whereas RZ/A supports
> 8/16/32-bit.
> - RZ/V2H has bit differences in the slave address register.
>
> To accommodate these differences, a new compatible string
> "renesas,riic-r9a09g057" is added.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> Acked-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Attachment:
signature.asc
Description: PGP signature