Re: [PATCH] dt-bindings: pinctrl: mt8195: Use real world values for drive-strength arguments

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Mon, Jul 26, 2021 at 1:19 PM Chen-Yu Tsai <wenst@xxxxxxxxxxxx> wrote:

> The original binding submission for MT8195 pinctrl described the
> possible drive strength values in micro-amps in its description, but
> then proceeded to list register values in its device tree binding
> constraints.
>
> However, the macros used with the Mediatek pinctrl bindings directly
> specify the drive strength in micro-amps, instead of hardware register
> values. The current driver implementation in Linux does convert the
> value from micro-amps to hardware register values. This implementation
> is also used with MT7622 and MT8183, which use real world values in
> their device trees.
>
> Given the above, it was likely an oversight to use the raw register
> values in the binding. Correct the values in the binding. Also drop
> the description since the binding combined with its parent,
> pinctrl/pincfg.yaml, the binding is now self-describing.
>
> Fixes: 7f7663899d94 ("dt-bindings: pinctrl: mt8195: add pinctrl file and binding document")
> Signed-off-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx>

Patch applied.

Yours,
Linus Walleij