linux-kernel - Re: [PATCH 11/12] ARM: dts: qcom: msm8960: drop second clock frequency from timer

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Message-ID: <4a2d5411-77ae-d415-2ab5-5c6b8630a65c@linaro.org>
Date:   Tue, 13 Dec 2022 10:34:36 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 11/12] ARM: dts: qcom: msm8960: drop second clock
 frequency from timer



On 12.12.2022 17:35, Krzysztof Kozlowski wrote:
> Keep only one clock frequency for timer, because:
> 1. DT schema does not allow multiple frequencies in such property,
> 2. The Linux timer driver reads only first frequency.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad
>  arch/arm/boot/dts/qcom-msm8960.dtsi | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom-msm8960.dtsi
> index 63c3c40fe9a2..a0369b38fe07 100644
> --- a/arch/arm/boot/dts/qcom-msm8960.dtsi
> +++ b/arch/arm/boot/dts/qcom-msm8960.dtsi
> @@ -109,8 +109,7 @@ timer@...a000 {
>  				     <GIC_PPI 2 0x301>,
>  				     <GIC_PPI 3 0x301>;
>  			reg = <0x0200a000 0x100>;
> -			clock-frequency = <27000000>,
> -					  <32768>;
> +			clock-frequency = <27000000>;
>  			cpu-offset = <0x80000>;
>  		};
>