[PATCH v1] dt-bindings: i2c: microchip,corei2c: permit resets

Krzysztof Kozlowski krzk at kernel.org
Wed Mar 4 00:35:37 PST 2026


On Tue, Mar 03, 2026 at 04:34:54PM +0000, Conor Dooley wrote:
> From: Conor Dooley <conor.dooley at microchip.com>
> 
> 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 at microchip.com>
> ---
> CC: Conor Dooley <conor.dooley at microchip.com>
> CC: Daire McNamara <daire.mcnamara at microchip.com>
> CC: Andi Shyti <andi.shyti at kernel.org>
> CC: Rob Herring <robh at kernel.org>
> CC: Krzysztof Kozlowski <krzk+dt at kernel.org>
> CC: linux-riscv at lists.infradead.org
> CC: linux-i2c at vger.kernel.org
> CC: devicetree at vger.kernel.org
> CC: linux-kernel at vger.kernel.org
> ---
>  Documentation/devicetree/bindings/i2c/microchip,corei2c.yaml | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski at oss.qualcomm.com>

Best regards,
Krzysztof




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