[PATCH 4/4] arm64: dts: qcom: sa8775p: pmic: add the sdam_0 node

Bartosz Golaszewski
2023-04-13T13:17:26Z

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 {
+ 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 {
--
2.37.2