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Message-ID: <lelajzxonciani7lqpssscnjh7y7wbooch47era54rd6ywjmyu@w6w7aa5u7hjg>
Date: Fri, 13 Dec 2024 10:30:22 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Frank Li <Frank.Li@....com>
Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Joy Zou <joy.zou@....com>, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, imx@...ts.linux.dev
Subject: Re: [PATCH v2 1/2] regulator: dt-bindings: pca9450: Add nxp,pf9453
compatible string
On Thu, Dec 12, 2024 at 05:26:24PM -0500, Frank Li wrote:
> Add the compatible string "nxp,pf9453" for the PF9453 regulator. The PF9453
> is similar to the PCA9460 but supports only LDO1, LDO2, LDO_SVNS, and
> BUCK[1-4].
>
> Restrict LDO and BUCK numbers for nxp,pf9453 and keep the same restriction
> for other compatible strings.
>
> Signed-off-by: Frank Li <Frank.Li@....com>
> ---
> .../bindings/regulator/nxp,pca9450-regulator.yaml | 24 +++++++++++++++++++++-
> 1 file changed, 23 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml b/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml
> index f8057bba747a5..3589817858c5a 100644
> --- a/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml
> +++ b/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml
> @@ -17,6 +17,9 @@ description: |
> Datasheet is available at
> https://www.nxp.com/docs/en/data-sheet/PCA9450DS.pdf
>
> + Support PF9453, Datasheet is available at
> + https://www.nxp.com/docs/en/data-sheet/PF9453_SDS.pdf
> +
> # The valid names for PCA9450 regulator nodes are:
> # BUCK1, BUCK2, BUCK3, BUCK4, BUCK5, BUCK6,
> # LDO1, LDO2, LDO3, LDO4, LDO5
> @@ -29,6 +32,7 @@ properties:
> - nxp,pca9450b
> - nxp,pca9450c
> - nxp,pca9451a
> + - nxp,pf9453
>
> reg:
> maxItems: 1
> @@ -42,7 +46,7 @@ properties:
> list of regulators provided by this controller
>
> patternProperties:
> - "^LDO[1-5]$":
> + "^LDO([1-5]|_SNVS)$":
LDO-SNVS
Underscores are discouraged in node names,
Best regards,
Krzysztof
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