linux-kernel - [PATCH 3/7] arm64: dts: st: add RISAB1/2/3/4/5/6 nodes to stm32mp251.dtsi

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Message-ID: <20260209-stm32_risab-v1-3-ef0b2b6a7e0a@foss.st.com>
Date: Mon, 9 Feb 2026 15:59:33 +0100
From: Gatien Chevallier <gatien.chevallier@...s.st.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Maxime Coquelin
	<mcoquelin.stm32@...il.com>, Alexandre Torgue <alexandre.torgue@...s.st.com>
CC: <devicetree@...r.kernel.org>, <linux-stm32@...md-mailman.stormreply.com>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	Gatien Chevallier <gatien.chevallier@...s.st.com>
Subject: [PATCH 3/7] arm64: dts: st: add RISAB1/2/3/4/5/6 nodes to
 stm32mp251.dtsi

Add RISAB1/2/3/4/5/6 nodes to the stm32mp251.dtsi device tree SoC
file.

Signed-off-by: Gatien Chevallier <gatien.chevallier@...s.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..e9d8338b2017 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -1733,6 +1733,54 @@ pcie@0,0 {
 			};
 		};
 
+		risab1: risab@...f0000 {
+			compatible = "st,stm32mp25-risab";
+			reg = <0x420f0000 0x1000>;
+			clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+			st,mem-map = <0xa000000 0x20000>;
+			status = "disabled";
+		};
+
+		risab2: risab@...00000 {
+			compatible = "st,stm32mp25-risab";
+			reg = <0x42100000 0x1000>;
+			clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+			st,mem-map = <0xa020000 0x20000>;
+			status = "disabled";
+		};
+
+		risab3: risab@...10000 {
+			compatible = "st,stm32mp25-risab";
+			reg = <0x42110000 0x1000>;
+			clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+			st,mem-map = <0xa040000 0x20000>;
+			status = "disabled";
+		};
+
+		risab4: risab@...20000 {
+			compatible = "st,stm32mp25-risab";
+			reg = <0x42120000 0x1000>;
+			clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+			st,mem-map = <0xa060000 0x20000>;
+			status = "disabled";
+		};
+
+		risab5: risab@...30000 {
+			compatible = "st,stm32mp25-risab";
+			reg = <0x42130000 0x1000>;
+			clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+			st,mem-map = <0xa080000 0x20000>;
+			status = "disabled";
+		};
+
+		risab6: risab@...40000 {
+			compatible = "st,stm32mp25-risab";
+			reg = <0x42140000 0x1000>;
+			clocks = <&scmi_clk CK_SCMI_ICN_LS_MCU>;
+			st,mem-map = <0xa0a0000 0x20000>;
+			status = "disabled";
+		};
+
 		bsec: efuse@...00000 {
 			compatible = "st,stm32mp25-bsec";
 			reg = <0x44000000 0x1000>;

-- 
2.43.0