linux-kernel - Re: [PATCH V3 4/5] arm64: dts: qcom: ipq9574: Add support for APSS clock controller

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Date:   Thu, 6 Apr 2023 22:42:23 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Devi Priya <quic_devipriy@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, mturquette@...libre.com, sboyd@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        jassisinghbrar@...il.com, catalin.marinas@....com, will@...nel.org,
        dmitry.baryshkov@...aro.org, arnd@...db.de,
        geert+renesas@...der.be, nfraprado@...labora.com,
        broonie@...nel.org, rafal@...ecki.pl,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     quic_srichara@...cinc.com, quic_sjaganat@...cinc.com,
        quic_kathirav@...cinc.com, quic_arajkuma@...cinc.com,
        quic_anusha@...cinc.com, quic_ipkumar@...cinc.com
Subject: Re: [PATCH V3 4/5] arm64: dts: qcom: ipq9574: Add support for APSS
 clock controller



On 6.04.2023 08:13, Devi Priya wrote:
> Add the APCS & A73 PLL nodes to support CPU frequency scaling.
> 
> Signed-off-by: Devi Priya <quic_devipriy@...cinc.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad
>  Changes in V3:
> 	- No change
> 
>  arch/arm64/boot/dts/qcom/ipq9574.dtsi | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
> index 068c3950dcec..7c820463a79d 100644
> --- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
> @@ -525,6 +525,24 @@
>  			timeout-sec = <30>;
>  		};
>  
> +		apcs_glb: mailbox@...1000 {
> +			compatible = "qcom,ipq9574-apcs-apps-global",
> +				     "qcom,ipq6018-apcs-apps-global";
> +			reg = <0x0b111000 0x1000>;
> +			#clock-cells = <1>;
> +			clocks = <&a73pll>, <&xo_board_clk>;
> +			clock-names = "pll", "xo";
> +			#mbox-cells = <1>;
> +		};
> +
> +		a73pll: clock@...6000 {
> +			compatible = "qcom,ipq9574-a73pll";
> +			reg = <0x0b116000 0x40>;
> +			#clock-cells = <0>;
> +			clocks = <&xo_board_clk>;
> +			clock-names = "xo";
> +		};
> +
>  		timer@...0000 {
>  			compatible = "arm,armv7-timer-mem";
>  			reg = <0x0b120000 0x1000>;