linux-kernel - Re: [PATCH v2 2/2] ARM: dts: qcom: add syscon and cxo/pxo clock to gcc node for ipq8064

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Date:   Sat, 30 Apr 2022 16:26:15 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Ansuel Smith <ansuelsmth@...il.com>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Stephen Boyd <sboyd@...nel.org>
Subject: Re: [PATCH v2 2/2] ARM: dts: qcom: add syscon and cxo/pxo clock to
 gcc node for ipq8064

On Sat, 30 Apr 2022 at 15:59, Ansuel Smith <ansuelsmth@...il.com> wrote:
>
> Add syscon compatible required for tsens driver to correctly probe driver
> and access the reg. Also add cxo and pxo tag and declare them as gcc clock
> now requires them for the ipq8064 gcc driver that has now been modernized.
>
> Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Reviewed-by: Stephen Boyd <sboyd@...nel.org>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

> ---
>  arch/arm/boot/dts/qcom-ipq8064.dtsi | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boot/dts/qcom-ipq8064.dtsi b/arch/arm/boot/dts/qcom-ipq8064.dtsi
> index e6ca8d1d1c5f..ad30f7c8a5a7 100644
> --- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
> +++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
> @@ -298,7 +298,7 @@ smem: smem@...00000 {
>         };
>
>         clocks {
> -               cxo_board {
> +               cxo_board: cxo_board {
>                         compatible = "fixed-clock";
>                         #clock-cells = <0>;
>                         clock-frequency = <25000000>;
> @@ -736,7 +736,9 @@ tsens_calib_backup: calib_backup@410 {
>                 };
>
>                 gcc: clock-controller@...000 {
> -                       compatible = "qcom,gcc-ipq8064";
> +                       compatible = "qcom,gcc-ipq8064", "syscon";
> +                       clocks = <&pxo_board>, <&cxo_board>;
> +                       clock-names = "pxo", "cxo";
>                         reg = <0x00900000 0x4000>;
>                         #clock-cells = <1>;
>                         #reset-cells = <1>;
> --
> 2.34.1
>


-- 
With best wishes
Dmitry