diff options
| author | Neil Armstrong <neil.armstrong@linaro.org> | 2023-05-03 16:13:29 +0200 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-05-24 19:31:08 -0700 |
| commit | 138c427ade7bad3f4f764b506ce4f1079bfc22ee (patch) | |
| tree | 4b02d6c71b6dbbffa4cc3e4926959cf4cca810a4 /arch/arm64/boot/dts | |
| parent | 399a3c34b390afda183b7b0bd91afeee3a4cfc0f (diff) | |
arm64: dts: qcom: pmk8550: add reboot-mode node using sdam_2 nvmem
Introduce sdam_2 node, which is to be used via nvmem for power on
reasons during reboot. Add supported PoN reasons supported via sdam_2
node.
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Tested-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230503-topic-sm8450-upstream-reboot-reason-v1-2-c5ac3dd5b49f@linaro.org
Diffstat (limited to 'arch/arm64/boot/dts')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/pmk8550.dtsi | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/pmk8550.dtsi b/arch/arm64/boot/dts/qcom/pmk8550.dtsi index 201efeda7d2d..8c897d4fee29 100644 --- a/arch/arm64/boot/dts/qcom/pmk8550.dtsi +++ b/arch/arm64/boot/dts/qcom/pmk8550.dtsi @@ -8,6 +8,16 @@ #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/spmi/spmi.h> +/ { + reboot-mode { + compatible = "nvmem-reboot-mode"; + nvmem-cells = <&reboot_reason>; + nvmem-cell-names = "reboot-mode"; + mode-recovery = <0x01>; + mode-bootloader = <0x02>; + }; +}; + &spmi_bus { pmk8550: pmic@0 { compatible = "qcom,pm8550", "qcom,spmi-pmic"; @@ -42,6 +52,19 @@ status = "disabled"; }; + pmk8550_sdam_2: 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>; + }; + }; + pmk8550_gpios: gpio@8800 { compatible = "qcom,pmk8550-gpio", "qcom,spmi-gpio"; reg = <0xb800>; |