Re: [PATCH 1/2] dt-bindings: mfd: syscon: Add ti,dss-oldi-io-ctrl compatible

From: Aradhya Bhatia
Date: Wed Aug 09 2023 - 13:40:05 EST


Hi Andrew,

Thank you for quickly whipping up these patches! =)

On 09-Aug-23 22:27, Andrew Davis wrote:
> Add TI DSS OLDI-IO control registers compatible. This is a region of 5
> 32bit registers found in the TI AM65 CTRL_MMR0 register space[0]. They
> are used to control the characteristics of the OLDI DATA/CLK IO as needed
> by the DSS display controller node.

As long as the driver takes care of it, we can reuse the same compatible
even when OLDI IO Ctrl registers change from SoC to SoC, (in this case,
AM65 to AM62), right?

Regards
Aradhya

>
> [0] https://www.ti.com/lit/pdf/spruid7
>
> Signed-off-by: Andrew Davis <afd@xxxxxx>
> ---
> Documentation/devicetree/bindings/mfd/syscon.yaml | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/mfd/syscon.yaml b/Documentation/devicetree/bindings/mfd/syscon.yaml
> index 8103154bbb529..5029abd6d6411 100644
> --- a/Documentation/devicetree/bindings/mfd/syscon.yaml
> +++ b/Documentation/devicetree/bindings/mfd/syscon.yaml
> @@ -69,6 +69,7 @@ properties:
> - rockchip,rk3588-qos
> - rockchip,rv1126-qos
> - starfive,jh7100-sysmain
> + - ti,dss-oldi-io-ctrl
>
> - const: syscon
>