[PATCH v4 20/20] arm64: dts: st: support ddrperfm on stm32mp257f-ev1

From: Clément Le Goffic
Date: Wed Jul 23 2025 - 09:19:59 EST


Configure DDRPERFM node on stm32mp257f-ev1 board.
Disable the node as DDRPERFM will produce an error message if it's clock
(shared with the DDRCTRL on STM32MP25x) is secured by common bootloaders.

Signed-off-by: Clément Le Goffic <clement.legoffic@xxxxxxxxxxx>
---
arch/arm64/boot/dts/st/stm32mp257f-ev1.dts | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
index e11ce66be948..3d1e2000f631 100644
--- a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
+++ b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
@@ -130,6 +130,11 @@ csi_source: endpoint {
};
};

+&ddrperfm {
+ memory-channel = <&ddr_channel>;
+ status = "disabled";
+};
+
&dcmipp {
status = "okay";
port {

--
2.43.0