linux-kernel - Re: [PATCH v3 1/2] dt-bindings: regulator: mt6311: Add document for mt6311 regulator

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Date:	Thu, 23 Jul 2015 10:43:14 +0200
From:	Javier Martinez Canillas <javier@...hile0.org>
To:	Henry Chen <henryc.chen@...iatek.com>
Cc:	Mark Brown <broonie@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	linux-mediatek@...ts.infradead.org,
	Sascha Hauer <kernel@...gutronix.de>,
	Matthias Brugger <matthias.bgg@...il.com>,
	eddie.huang@...iatek.com,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v3 1/2] dt-bindings: regulator: mt6311: Add document for
 mt6311 regulator

Hello Henry,

On Thu, Jul 23, 2015 at 5:39 AM, Henry Chen <henryc.chen@...iatek.com> wrote:
> This patch adds a list of supported regulator names to the devicetree
> binding documentation for Mediatek MT6311 PMIC.
>
> Signed-off-by: Henry Chen <henryc.chen@...iatek.com>
> ---
>  .../bindings/regulator/mt6311-regulator.txt        | 35 ++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/regulator/mt6311-regulator.txt
>
> diff --git a/Documentation/devicetree/bindings/regulator/mt6311-regulator.txt b/Documentation/devicetree/bindings/regulator/mt6311-regulator.txt
> new file mode 100644
> index 0000000..9387d6d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/regulator/mt6311-regulator.txt
> @@ -0,0 +1,35 @@
> +Mediatek MT6311 Regulator Driver
> +
> +Required properties:
> +- compatible: "mediatek,mt6311-regulator"
> +- reg: I2C slave address, usually 0x6b.
> +- regulators: List of regulators provided by this controller. It is named
> +  to VDVFS and VBIASN.
> +  The definition for each of these nodes is defined using the standard binding
> +  for regulators at Documentation/devicetree/bindings/regulator/regulator.txt.
> +
> +The valid names for regulators are:
> +BUCK:
> +  VDVFS
> +LDO:
> +  VBIASN
> +
> +Example:

Sorry, I missed this in the previous revision but the ePAPR document
says "the name of a node should be somewhat generic, reflecting the
function of the device and not its precise programming model."

> +       pmic: mt6311@6B {

So this should be:

mt6311: pmic@

> +               compatible = "mediatek,mt6311-regulator";
> +               reg = <0x6B>;
> +
> +               regulators {
> +                       mt6311_vcpu_reg: VDVFS {
> +                               regulator-name = "VDVFS";
> +                               regulator-min-microvolt = < 600000>;
> +                               regulator-max-microvolt = <1400000>;
> +                               regulator-ramp-delay = <10000>;
> +                       };
> +                       mt6311_ldo_reg: VBIASN {
> +                               regulator-name = "VBIASN";
> +                               regulator-min-microvolt = <200000>;
> +                               regulator-max-microvolt = <800000>;
> +                       };
> +               };
> +       };
> --

Besides the comment above, it looks good to me.

Reviewed-by: Javier Martinez Canillas <javier@....samsung.com>

Best regards,
Javier
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