Re: [PATCH v2 3/3] arm64: dts: qcom: sa8775p: pmic: add the sdam_0 node

[Konrad Dybcio]

On 17.04.2023 16:55, Bartosz Golaszewski wrote:
> From: Parikshit Pareek <quic_ppareek@xxxxxxxxxxx>
> 
> Introduce sdam_0 node, which is to be used via nvmem for power on
> reasons during reboot. Add supported PoN reaons supported via sdam_0
> node.
> 
> Signed-off-by: Parikshit Pareek <quic_ppareek@xxxxxxxxxxx>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad
>  arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
> index 5abdc239d3a6..3c3b6287cd27 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
> @@ -88,6 +88,14 @@ trip1 {
>  			};
>  		};
>  	};
> +
> +	reboot-mode {
> +		compatible = "nvmem-reboot-mode";
> +		nvmem-cells = <&reboot_reason>;
> +		nvmem-cell-names = "reboot-mode";
> +		mode-recovery = <0x01>;
> +		mode-bootloader = <0x02>;
> +	};
>  };
>  
>  &spmi_bus {
> @@ -133,6 +141,19 @@ pmm8654au_0_gpios: gpio@8800 {
>  			interrupt-controller;
>  			#interrupt-cells = <2>;
>  		};
> +
> +		pmm8654au_0_sdam_0: nvram@7100 {
> +			compatible = "qcom,spmi-sdam";
> +			reg = <0x7100>;
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges = <0 0x7100 0x100>;
> +
> +			reboot_reason: reboot-reason@48 {
> +				reg = <0x48 0x1>;
> +				bits = <1 7>;
> +			};
> +		};
>  	};
>  
>  	pmm8654au_1: pmic@2 {