| Message ID | 20230413131705.3073911-5-brgl@bgdev.pl (mailing list archive) |
|---|---|
| State | Handled Elsewhere, archived |
| Headers | show |
| Series | arm64: qcom: fix the reboot reason handling on sa8775p | expand |
On 13/04/2023 15:17, Bartosz Golaszewski wrote: > From: Parikshit Pareek <quic_ppareek@quicinc.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@quicinc.com> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> > --- > 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..49bf7b08f5b6 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_reason { No underscores in node names. This is almost always called reboot-mode. Please, do not use downstream naming and conventions. > + compatible = "nvmem-reboot-mode"; > + nvmem-cells = <&reboot_reason>; > + nvmem-cell-names = "reboot-mode"; > + mode-recovery = <0x01>; > + mode-bootloader = <0x02>; > + }; > }; Best regards, Krzysztof
diff --git a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi index 5abdc239d3a6..49bf7b08f5b6 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_reason { + 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 {