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Date:   Wed, 16 Nov 2022 14:20:44 -0600
From:   Rob Herring <robh@kernel.org>
To:     Sasha Finkelstein <fnkl.kernel@gmail.com>
Cc:     thierry.reding@gmail.com, krzysztof.kozlowski+dt@linaro.org,
        marcan@marcan.st, sven@svenpeter.dev, alyssa@rosenzweig.io,
        asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
        linux-pwm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 1/4] dt-bindings: pwm: Add Apple PWM controller
Message-ID: <20221116202044.GA817431-robh@kernel.org>
References: <20221111173348.6537-1-fnkl.kernel@gmail.com>
 <20221111173348.6537-2-fnkl.kernel@gmail.com>
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On Fri, Nov 11, 2022 at 08:33:45PM +0300, Sasha Finkelstein wrote:
> Apple SoCs such as the M1 contain a PWM controller used
> among other things to control the keyboard backlight.
> 
> Signed-off-by: Sasha Finkelstein <fnkl.kernel@gmail.com>
> Reviewed-by: Krzyszstof Kozlowski <krzyszstof.kozlowski@linaro.org>

I assume you got a bounce on this as you got Krzysztof's name wrong 
(krzysztof.kozlowski@linaro.org). You should have either resent this or 
replied pointing out the typo.

> Acked-by: Sven Peter <sven@svenpeter.dev>
> ---
>  .../bindings/pwm/apple,s5l-fpwm.yaml          | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml
> 
> diff --git a/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml b/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml
> new file mode 100644
> index 000000000000..142157bff0cd
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pwm/apple,s5l-fpwm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Apple FPWM controller
> +
> +maintainers:
> +  - asahi@lists.linux.dev
> +  - Sasha Finkelstein <fnkl.kernel@gmail.com>
> +
> +description: PWM controller used for keyboard backlight on ARM Macs
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - apple,t8103-fpwm
> +          - apple,t6000-fpwm
> +          - apple,t8112-fpwm
> +      - const: apple,s5l-fpwm
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  "#pwm-cells":
> +    const: 2
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    pwm@235044000 {
> +      compatible = "apple,t8103-fpwm", "apple,s5l-fpwm";
> +      reg = <0x35044000 0x4000>;
> +      power-domains = <&ps_fpwm1>;
> +      clocks = <&clkref>;
> +      #pwm-cells = <2>;
> +    };
> -- 
> 2.38.1
> 
>