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Message-ID: <e7d15873-a6b7-9a64-f164-7df64585dcfb@linaro.org>
Date: Mon, 17 Apr 2023 19:55:56 +0200
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bartosz Golaszewski <brgl@...ev.pl>,
Sebastian Reichel <sre@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>, Arnd Bergmann <arnd@...db.de>
Cc: linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Parikshit Pareek <quic_ppareek@...cinc.com>,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH v2 3/3] arm64: dts: qcom: sa8775p: pmic: add the sdam_0
node
On 17.04.2023 16:55, Bartosz Golaszewski wrote:
> From: Parikshit Pareek <quic_ppareek@...cinc.com>
>
> 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@...cinc.com>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
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@...0 {
> interrupt-controller;
> #interrupt-cells = <2>;
> };
> +
> + pmm8654au_0_sdam_0: nvram@...0 {
> + 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 {
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