[PATCH v6 16/20] ARM: dts: stm32: add ddrperfm on stm32mp131

Clément Le Goffic legoffic.clement at gmail.com
Tue Sep 9 03:12:23 PDT 2025


From: Clément Le Goffic <clement.legoffic at foss.st.com>

The DDRPERFM is the DDR Performance Monitor embedded in STM32MP131 SoC.

Signed-off-by: Clément Le Goffic <clement.legoffic at foss.st.com>
Signed-off-by: Clément Le Goffic <legoffic.clement at gmail.com>
---
 arch/arm/boot/dts/st/stm32mp131.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index ace9495b9b06..7ef3931fd6c5 100644
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -998,6 +998,13 @@ iwdg2: watchdog at 5a002000 {
 			status = "disabled";
 		};
 
+		ddrperfm: perf at 5a007000 {
+			compatible = "st,stm32mp131-ddr-pmu";
+			reg = <0x5a007000 0x400>;
+			clocks = <&rcc DDRPERFM>;
+			resets = <&rcc DDRPERFM_R>;
+		};
+
 		rtc: rtc at 5c004000 {
 			compatible = "st,stm32mp1-rtc";
 			reg = <0x5c004000 0x400>;

-- 
2.43.0




More information about the linux-arm-kernel mailing list