Re: [PATCH v2] arm64: dts: qcom: qcs615: Adds SPMI bus, PMIC and peripherals

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On Thu, Oct 24, 2024 at 04:09:48PM +0800, Tingguo Cheng wrote:
> Add SPMI bus arbiter and include pm8150.dtsi for PMIC peripherals in
> pmm6155au which is a variant of pm8150. The power key and volume do-
> wn key are controlled by PMIC PON hardware on pmm6155au.
> 
> Signed-off-by: Tingguo Cheng <quic_tingguoc@xxxxxxxxxxx>
> ---
> This patch depends on the patch series:
> - https://lore.kernel.org/all/20241022-add_initial_support_for_qcs615-v4-0-0a551c6dd342@xxxxxxxxxxx/
> ---
> Changes in v2:
> - Include "pm8150.dtsi" for QCS615 PMIC instead of creating a new
>   qcs615-pmic.dtsi in the case that pmm6155au is a variant of pm8150.
> - Fixed comments from community in V1.
> - Link to v1: https://lore.kernel.org/r/20241014-adds-spmi-pmic-peripherals-for-qcs615-v1-1-8a3c67d894d8@xxxxxxxxxxx
> ---
>  arch/arm64/boot/dts/qcom/qcs615-ride.dts | 27 +++++++++++++++++++++++++++
>  arch/arm64/boot/dts/qcom/qcs615.dtsi     | 23 +++++++++++++++++++++++
>  2 files changed, 50 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs615-ride.dts b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
> index ee6cab3924a6d71f29934a8debba3a832882abdd..71ea0cb32eebed713b2a80ab692b14fdb4bd0ce4 100644
> --- a/arch/arm64/boot/dts/qcom/qcs615-ride.dts
> +++ b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
> @@ -6,6 +6,7 @@
>  
>  #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>  #include "qcs615.dtsi"
> +#include "pm8150.dtsi"
>  / {
>  	model = "Qualcomm Technologies, Inc. QCS615 Ride";
>  	compatible = "qcom,qcs615-ride", "qcom,qcs615";
> @@ -210,6 +211,32 @@ &rpmhcc {
>  	clocks = <&xo_board_clk>;
>  };
>  
> +&spmi_bus {
> +	pmm6155au_0: pmic@0 {

There is a label already, please use it.

> +
> +		pon: pon@800 {

No, use the label syntax instead of extending the node in-tree.

> +
> +			/delete-property/ mode-bootloader;
> +			/delete-property/ mode-recovery;
> +
> +			pon_pwrkey: pwrkey {
> +				status = "okay";
> +			};
> +
> +			pon_resin: resin {
> +				linux,code = <KEY_VOLUMEDOWN>;
> +				status = "okay";
> +			};
> +		};
> +
> +		pmm6155au_0_gpios: gpio@c000 {};

What for?

> +	};
> +
> +	pmm6155au_1: pmic@1 {
> +		status = "disabled";

Why?

> +	};
> +};
> +
>  &uart0 {
>  	status = "okay";
>  };
> diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> index ac4c4c751da1fbb28865877555ba317677bc6bd2..3fc928913239cfc61c24d1b16c183b96f38e589d 100644
> --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi

Don't mix SoC and board changes into a single patch, unless they are
really touching the same function. In this case they are not.

> @@ -517,6 +517,29 @@ sram@c3f0000 {
>  			reg = <0x0 0x0c3f0000 0x0 0x400>;
>  		};
>  
> +		spmi_bus: spmi@c440000 {
> +			compatible = "qcom,spmi-pmic-arb";
> +			reg = <0x0 0x0c440000 0x0 0x1100>,
> +			      <0x0 0x0c600000 0x0 0x2000000>,
> +			      <0x0 0x0e600000 0x0 0x100000>,
> +			      <0x0 0x0e700000 0x0 0xa0000>,
> +			      <0x0 0x0c40a000 0x0 0x26000>;
> +			reg-names = "core",
> +				    "chnls",
> +				    "obsrvr",
> +				    "intr",
> +				    "cnfg";
> +			interrupts-extended = <&pdc 1 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "periph_irq";
> +			interrupt-controller;
> +			#interrupt-cells = <4>;
> +			#address-cells = <2>;
> +			#size-cells = <0>;
> +			cell-index = <0>;
> +			qcom,channel = <0>;
> +			qcom,ee = <0>;
> +		};
> +
>  		intc: interrupt-controller@17a00000 {
>  			compatible = "arm,gic-v3";
>  			reg = <0x0 0x17a00000 0x0 0x10000>,     /* GICD */
> 
> ---
> base-commit: de938618db2bafbe1a70c8fc43f06ccdd60364b2
> change-id: 20240929-adds-spmi-pmic-peripherals-for-qcs615-16ee53179a7d
> prerequisite-change-id: 20241022-add_initial_support_for_qcs615-2256f64a9c24:v4
> prerequisite-patch-id: 09782474af7eecf1013425fd34f9d2f082fb3616
> prerequisite-patch-id: 624720e543d7857e46d3ee49b8cea413772deb4c
> prerequisite-patch-id: 04ca722967256efddc402b7bab94136a5174b0b9
> prerequisite-patch-id: ab88a42ec69ad90e8509c9c5b7c6bdd595a7f783
> prerequisite-patch-id: 918724fafe43acaa4c4b980bfabe36e9c3212cd1
> prerequisite-patch-id: 3bd8edd83297815fcb1b81fcd891d3c14908442f
> prerequisite-patch-id: fc1cfec4ecd56e669c161c4d2c3797fc0abff0ae
> 
> Best regards,
> -- 
> Tingguo Cheng <quic_tingguoc@xxxxxxxxxxx>
> 

-- 
With best wishes
Dmitry




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