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@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/pmk8550.dtsi | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
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 @@ pmk8550_rtc: rtc@6100 {
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>;
--
2.34.1
