stm32mp: handle SYSRESET
Add support of sysreset with generic driver "syscon-reboot"
provided by RCC, for U-boot and for SPL.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
diff --git a/arch/arm/dts/stm32mp157-u-boot.dtsi b/arch/arm/dts/stm32mp157-u-boot.dtsi
index 7a9a4ce..1eca802 100644
--- a/arch/arm/dts/stm32mp157-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157-u-boot.dtsi
@@ -72,6 +72,10 @@
u-boot,dm-pre-reloc;
};
+&rcc_reboot {
+ u-boot,dm-pre-reloc;
+};
+
&pinctrl {
u-boot,dm-pre-reloc;
};
diff --git a/arch/arm/dts/stm32mp157.dtsi b/arch/arm/dts/stm32mp157.dtsi
index 77953c8..b84899a 100644
--- a/arch/arm/dts/stm32mp157.dtsi
+++ b/arch/arm/dts/stm32mp157.dtsi
@@ -114,6 +114,13 @@
#reset-cells = <1>;
compatible = "st,stm32mp1-rcc-rst";
};
+
+ rcc_reboot: rcc-reboot@50000000 {
+ compatible = "syscon-reboot";
+ regmap = <&rcc>;
+ offset = <0x404>;
+ mask = <0x1>;
+ };
};
pinctrl: pin-controller {