linux-kernel - Re: [PATCH v3 04/16] dt-bindings: pinctrl: sunxi: make gpio banks supplies required

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Date:   Thu, 9 Jul 2020 19:17:13 +0200
From:   Ondřej Jirman <megous@...ous.com>
To:     Frank Lee <frank@...winnertech.com>
Cc:     robh+dt@...nel.org, mripard@...nel.org, wens@...e.org,
        mturquette@...libre.com, sboyd@...nel.org,
        gregory.clement@...tlin.com, tglx@...utronix.de,
        jason@...edaemon.net, maz@...nel.org,
        srinivas.kandagatla@...aro.org, linus.walleij@...aro.org,
        anarsoul@...il.com, tiny.windzz@...il.com, rui.zhang@...el.com,
        daniel.lezcano@...aro.org, amit.kucheria@...durent.com,
        lee.jones@...aro.org, p.zabel@...gutronix.de, clabbe@...libre.com,
        icenowy@...c.io, stefan@...mex.com, bage@...utronix.de,
        devicetree@...r.kernel.org, linux-pm@...r.kernel.org,
        liyong@...winnertech.com, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org, huangshuosheng@...winnertech.com,
        linux-i2c@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 04/16] dt-bindings: pinctrl: sunxi: make gpio banks
 supplies required

Hello,

On Wed, Jul 08, 2020 at 03:19:30PM +0800, Frank Lee wrote:
> Since we don't really have to care about the existing DT for boards,
> it would be great to make the gpio banks supplies required.

What if the borad doesn't use one of the banks? How would
I describe such a board if defining supplies for all banks
is required?

regards,
	o.

> Signed-off-by: Frank Lee <frank@...winnertech.com>
> ---
>  .../devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml         | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml
> index 226aba0..c30a7b7 100644
> --- a/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml
> +++ b/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml
> @@ -134,6 +134,7 @@ patternProperties:
>  required:
>    - "#gpio-cells"
>    - "#interrupt-cells"
> +  - "^vcc-p[a-hlm]-supply$"
>    - compatible
>    - reg
>    - interrupts
> -- 
> 1.9.1
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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