[PATCH v2 4/9] arm64: dts: st: add RISAB1/2/3/4/5/6 nodes to stm32mp251.dtsi
Gatien Chevallier
gatien.chevallier at foss.st.com
Thu Feb 12 02:10:33 PST 2026
Add RISAB1/2/3/4/5/6 nodes to the stm32mp251.dtsi device tree SoC
file.
Signed-off-by: Gatien Chevallier <gatien.chevallier at foss.st.com>
---
arch/arm64/boot/dts/st/stm32mp251.dtsi | 48 ++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index a8e6e0f77b83..b413430939a8 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -1733,6 +1733,54 @@ pcie at 0,0 {
};
};
+ risab1: firewall at 420f0000 {
+ compatible = "st,stm32mp25-risab";
+ reg = <0x420f0000 0x1000>;
+ clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+ st,mem-map = <0xa000000 0x20000>;
+ status = "disabled";
+ };
+
+ risab2: firewall at 42100000 {
+ compatible = "st,stm32mp25-risab";
+ reg = <0x42100000 0x1000>;
+ clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+ st,mem-map = <0xa020000 0x20000>;
+ status = "disabled";
+ };
+
+ risab3: firewall at 42110000 {
+ compatible = "st,stm32mp25-risab";
+ reg = <0x42110000 0x1000>;
+ clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+ st,mem-map = <0xa040000 0x20000>;
+ status = "disabled";
+ };
+
+ risab4: firewall at 42120000 {
+ compatible = "st,stm32mp25-risab";
+ reg = <0x42120000 0x1000>;
+ clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+ st,mem-map = <0xa060000 0x20000>;
+ status = "disabled";
+ };
+
+ risab5: firewall at 42130000 {
+ compatible = "st,stm32mp25-risab";
+ reg = <0x42130000 0x1000>;
+ clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+ st,mem-map = <0xa080000 0x20000>;
+ status = "disabled";
+ };
+
+ risab6: firewall at 42140000 {
+ compatible = "st,stm32mp25-risab";
+ reg = <0x42140000 0x1000>;
+ clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+ st,mem-map = <0xa0a0000 0x20000>;
+ status = "disabled";
+ };
+
bsec: efuse at 44000000 {
compatible = "st,stm32mp25-bsec";
reg = <0x44000000 0x1000>;
--
2.43.0
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