Re: [PATCH v1] dt-bindings: i2c: microchip,corei2c: permit resets
From: Krzysztof Kozlowski
Date: Wed Mar 04 2026 - 03:35:46 EST
On Tue, Mar 03, 2026 at 04:34:54PM +0000, Conor Dooley wrote:
> From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
>
> Both CoreI2C and the hardened versions of it on mpfs and pic64gx have a
> reset pin. For the former, usually this is wired to a common fabric
> reset not managed by software and for the latter two the platform
> firmware takes them out of reset on first-party boards (or those using
> modified versions of the vendor firmware), but not all boards may take
> this approach. Permit providing a reset in devicetree for Linux, or
> other devicetree-consuming software, to use.
>
> Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> ---
> CC: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> CC: Daire McNamara <daire.mcnamara@xxxxxxxxxxxxx>
> CC: Andi Shyti <andi.shyti@xxxxxxxxxx>
> CC: Rob Herring <robh@xxxxxxxxxx>
> CC: Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx>
> CC: linux-riscv@xxxxxxxxxxxxxxxxxxx
> CC: linux-i2c@xxxxxxxxxxxxxxx
> CC: devicetree@xxxxxxxxxxxxxxx
> CC: linux-kernel@xxxxxxxxxxxxxxx
> ---
> Documentation/devicetree/bindings/i2c/microchip,corei2c.yaml | 3 +++
> 1 file changed, 3 insertions(+)
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>
Best regards,
Krzysztof