arm64: dts: st: add LPDDR channel to stm32mp257f-dk board

Add 32bits LPDDR4 channel to the stm32mp257f-dk board.

Signed-off-by: Clément Le Goffic <clement.legoffic@foss.st.com>
Signed-off-by: Clément Le Goffic <legoffic.clement@gmail.com>
Link: https://lore.kernel.org/r/20251118-b4-ddr-bindings-v9-6-a033ac5144da@gmail.com
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

diff --git a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
index d260e18cc1c9ef8720a7403dfbbad519eecacdf9..dce564e7fabcc9566a5ef17398097411a47cc590 100644 (file)
--- a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
+++ b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
@@ -65,6 +65,13 @@
                };
        };
 
+       lpddr_channel: sdram-channel-0 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "jedec,lpddr4-channel";
+               io-width = <32>;
+       };
+
        memory@80000000 {
                device_type = "memory";
                reg = <0x0 0x80000000 0x1 0x0>;