linux-kernel - Re: [PATCH v2 2/3] arm64: dts: qcom: sa8295p-adp: use pm8450a dtsi

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Date:   Thu, 15 Dec 2022 14:01:09 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Eric Chanudet <echanude@...hat.com>,
        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, Andrew Halaney <ahalaney@...hat.com>,
        Brian Masney <bmasney@...hat.com>
Subject: Re: [PATCH v2 2/3] arm64: dts: qcom: sa8295p-adp: use pm8450a dtsi



On 14.12.2022 22:09, Eric Chanudet wrote:
> Include the dtsi to use a single pmic descriptions.
> Both sa8295p-adp and sa8540p-adp have the same spmi pmic apparently.
> 
> Signed-off-by: Eric Chanudet <echanude@...hat.com>
> ---
>  arch/arm64/boot/dts/qcom/sa8295p-adp.dts | 79 +-----------------------
>  1 file changed, 1 insertion(+), 78 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> index 84cb6f3eeb56..889259df3287 100644
> --- a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> +++ b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> @@ -11,6 +11,7 @@
>  #include <dt-bindings/spmi/spmi.h>
>  
>  #include "sa8540p.dtsi"
> +#include "pm8450a.dtsi"
I feel like naming it  sa8540p-pmics.dtsi (like sc8280xp-pmics.dtsi)
would be more representative of what's really going on (unless it's
a single chip providing 4 virtual PMICs on different SIDs).

Konrad
>  
>  / {
>  	model = "Qualcomm SA8295P ADP";
> @@ -260,84 +261,6 @@ &remoteproc_nsp1 {
>  	status = "okay";
>  };
>  
> -&spmi_bus {
> -	pm8450a: pmic@0 {
> -		compatible = "qcom,pm8150", "qcom,spmi-pmic";
> -		reg = <0x0 SPMI_USID>;
> -		#address-cells = <1>;
> -		#size-cells = <0>;
> -
> -		rtc@...0 {
> -			compatible = "qcom,pm8941-rtc";
> -			reg = <0x6000>;
> -			reg-names = "rtc", "alarm";
> -			interrupts = <0x0 0x61 0x1 IRQ_TYPE_NONE>;
> -			wakeup-source;
> -		};
> -
> -		pm8450a_gpios: gpio@...0 {
> -			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
> -			reg = <0xc000>;
> -			gpio-controller;
> -			gpio-ranges = <&pm8450a_gpios 0 0 10>;
> -			#gpio-cells = <2>;
> -			interrupt-controller;
> -			#interrupt-cells = <2>;
> -		};
> -	};
> -
> -	pm8450c: pmic@4 {
> -		compatible = "qcom,pm8150", "qcom,spmi-pmic";
> -		reg = <0x4 SPMI_USID>;
> -		#address-cells = <1>;
> -		#size-cells = <0>;
> -
> -		pm8450c_gpios: gpio@...0 {
> -			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
> -			reg = <0xc000>;
> -			gpio-controller;
> -			gpio-ranges = <&pm8450c_gpios 0 0 10>;
> -			#gpio-cells = <2>;
> -			interrupt-controller;
> -			#interrupt-cells = <2>;
> -		};
> -	};
> -
> -	pm8450e: pmic@8 {
> -		compatible = "qcom,pm8150", "qcom,spmi-pmic";
> -		reg = <0x8 SPMI_USID>;
> -		#address-cells = <1>;
> -		#size-cells = <0>;
> -
> -		pm8450e_gpios: gpio@...0 {
> -			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
> -			reg = <0xc000>;
> -			gpio-controller;
> -			gpio-ranges = <&pm8450e_gpios 0 0 10>;
> -			#gpio-cells = <2>;
> -			interrupt-controller;
> -			#interrupt-cells = <2>;
> -		};
> -	};
> -
> -	pm8450g: pmic@c {
> -		compatible = "qcom,pm8150", "qcom,spmi-pmic";
> -		reg = <0xc SPMI_USID>;
> -		#address-cells = <1>;
> -		#size-cells = <0>;
> -
> -		pm8450g_gpios: gpio@...0 {
> -			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
> -			reg = <0xc000>;
> -			gpio-controller;
> -			gpio-ranges = <&pm8450g_gpios 0 0 10>;
> -			#gpio-cells = <2>;
> -			interrupt-controller;
> -			#interrupt-cells = <2>;
> -		};
> -	};
> -};
> -
>  &ufs_mem_hc {
>  	reset-gpios = <&tlmm 228 GPIO_ACTIVE_LOW>;
>