Thread (35 messages) 35 messages, 3 authors, 2025-06-12
STALE406d

[PATCH v3 7/9] ARM: dts: stm32: add Hardware debug port (HDP) on stm32mp25

From: Clément Le Goffic <hidden>
Date: 2025-05-23 12:40:47
Also in: linux-devicetree, linux-gpio, lkml
Subsystem: arm/stm32 architecture, the rest · Maintainers: Maxime Coquelin, Alexandre Torgue, Linus Torvalds

Add the hdp devicetree node for stm32mp25 SoC family

Signed-off-by: Clément Le Goffic <redacted>
---
 arch/arm64/boot/dts/st/stm32mp251.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)
diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 87110f91e489..0fd79acd458f 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -917,6 +917,13 @@ package_otp@1e8 {
 			};
 		};
 
+		hdp: pinctrl@44090000 {
+			compatible = "st,stm32mp251-hdp";
+			reg = <0x44090000 0x400>;
+			clocks = <&rcc CK_BUS_HDP>;
+			status = "disabled";
+		};
+
 		rcc: clock-controller@44200000 {
 			compatible = "st,stm32mp25-rcc";
 			reg = <0x44200000 0x10000>;
-- 
2.43.0

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