linux-kernel - Re: [PATCH v17 1/9] dt-bindings: pwm: add IPQ6018 binding

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Message-ID: <87347tl6kj.fsf@tarshish>
Date: Wed, 08 Oct 2025 19:08:28 +0300
From: Baruch Siach <baruch@...s.co.il>
To: George Moussalem via B4 Relay
 <devnull+george.moussalem.outlook.com@...nel.org>
Cc: Uwe Kleine-König <ukleinek@...nel.org>,  Rob Herring
 <robh@...nel.org>,
  Krzysztof Kozlowski <krzk+dt@...nel.org>,  Conor Dooley
 <conor+dt@...nel.org>,  Bjorn Andersson <andersson@...nel.org>,  Konrad
 Dybcio <konradybcio@...nel.org>,  george.moussalem@...look.com,
  linux-arm-msm@...r.kernel.org,  linux-pwm@...r.kernel.org,
  devicetree@...r.kernel.org,  linux-kernel@...r.kernel.org,  Devi Priya
 <quic_devipriy@...cinc.com>,  Krzysztof Kozlowski
 <krzysztof.kozlowski@...aro.org>,  Baruch Siach <baruch.siach@...lu.com>
Subject: Re: [PATCH v17 1/9] dt-bindings: pwm: add IPQ6018 binding

Hi George,

On Wed, Oct 08 2025, George Moussalem via B4 Relay wrote:
> From: Devi Priya <quic_devipriy@...cinc.com>
>
> DT binding for the PWM block in Qualcomm IPQ6018 SoC.
>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Co-developed-by: Baruch Siach <baruch.siach@...lu.com>
> Signed-off-by: Baruch Siach <baruch.siach@...lu.com>
> Signed-off-by: Devi Priya <quic_devipriy@...cinc.com>
> ---
>  .../devicetree/bindings/pwm/qcom,ipq6018-pwm.yaml  | 44 ++++++++++++++++++++++
>  1 file changed, 44 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pwm/qcom,ipq6018-pwm.yaml
> b/Documentation/devicetree/bindings/pwm/qcom,ipq6018-pwm.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..1172f0b53fadc140482f9384a36020260df372b7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pwm/qcom,ipq6018-pwm.yaml
> @@ -0,0 +1,44 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pwm/qcom,ipq6018-pwm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm IPQ6018 PWM controller
> +
> +maintainers:
> +  - Baruch Siach <baruch@...s.co.il>

Unfortunately I have no access to this PWM hardware anymore. I don't
think I can maintain hardware DT binding.

baruch

> +
> +properties:
> +  compatible:
> +    const: qcom,ipq6018-pwm
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  "#pwm-cells":
> +    const: 2
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - "#pwm-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/qcom,gcc-ipq6018.h>
> +
> +    pwm: pwm@...1010 {
> +        compatible = "qcom,ipq6018-pwm";
> +        reg = <0x01941010 0x20>;
> +        clocks = <&gcc GCC_ADSS_PWM_CLK>;
> +        assigned-clocks = <&gcc GCC_ADSS_PWM_CLK>;
> +        assigned-clock-rates = <100000000>;
> +        #pwm-cells = <2>;
> +    };

-- 
                                                     ~. .~   Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
   - baruch@...s.co.il - tel: +972.52.368.4656, http://www.tkos.co.il -