linux-kernel - Re: [PATCH v2] arm64: dts: qcom: sc7180: Add LPASS clock controller nodes

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Date:   Mon, 3 Aug 2020 11:09:18 -0700
From:   Doug Anderson <dianders@...omium.org>
To:     Taniya Das <tdas@...eaurora.org>
Cc:     Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        David Brown <david.brown@...aro.org>,
        Rajendra Nayak <rnayak@...eaurora.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        "open list:ARM/QUALCOMM SUPPORT" <linux-soc@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Andy Gross <agross@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, Rob Herring <robh@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Subject: Re: [PATCH v2] arm64: dts: qcom: sc7180: Add LPASS clock controller nodes

Hi,

On Sat, Aug 1, 2020 at 11:14 AM Taniya Das <tdas@...eaurora.org> wrote:
>
> Update the clock controller nodes for Low power audio subsystem
> functionality.
>
> Signed-off-by: Taniya Das <tdas@...eaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index d46b383..7cf8bfe 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -8,6 +8,7 @@
>  #include <dt-bindings/clock/qcom,dispcc-sc7180.h>
>  #include <dt-bindings/clock/qcom,gcc-sc7180.h>
>  #include <dt-bindings/clock/qcom,gpucc-sc7180.h>
> +#include <dt-bindings/clock/qcom,lpasscorecc-sc7180.h>
>  #include <dt-bindings/clock/qcom,rpmh.h>
>  #include <dt-bindings/clock/qcom,videocc-sc7180.h>
>  #include <dt-bindings/interconnect/qcom,osm-l3.h>
> @@ -3312,6 +3313,30 @@
>                         qcom,msa-fixed-perm;
>                         status = "disabled";
>                 };
> +
> +               lpasscc: clock-controller@...00000 {
> +                       compatible = "qcom,sc7180-lpasscorecc";
> +                       reg = <0 0x62d00000 0 0x50000>,
> +                           <0 0x62780000 0 0x30000>;
> +                       reg-names = "lpass_core_cc", "lpass_audio_cc";
> +                       clocks = <&gcc GCC_LPASS_CFG_NOC_SWAY_CLK>,
> +                                <&rpmhcc RPMH_CXO_CLK>;
> +                       clock-names = "iface", "bi_tcxo";
> +                       power-domains = <&lpass_hm LPASS_CORE_HM_GDSCR>;
> +                       #clock-cells = <1>;
> +                       #power-domain-cells = <1>;
> +               };
> +
> +               lpass_hm: clock-controller@...00000 {
> +                       compatible = "qcom,sc7180-lpasshm";
> +                       reg = <0 0x63000000 0 0x28>;
> +                       clocks = <&gcc GCC_LPASS_CFG_NOC_SWAY_CLK>,
> +                                <&rpmhcc RPMH_CXO_CLK>;
> +                       clock-names = "iface", "bi_tcxo";
> +                       #clock-cells = <1>;
> +                       #power-domain-cells = <1>;
> +               };
> +
>         };

You end up adding a blank line at the end that Bjron can probably fix
when applying, but other than that this looks good to me.

Reviewed-by: Douglas Anderson <dianders@...omium.org>