stm32mp1: ram: change ddr speed to kHz

Allow fractional support in DDR tools.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
diff --git a/arch/arm/dts/stm32mp15-ddr3-1x4Gb-1066-binG.dtsi b/arch/arm/dts/stm32mp15-ddr3-1x4Gb-1066-binG.dtsi
index 7d9b95c..b86a1c0 100644
--- a/arch/arm/dts/stm32mp15-ddr3-1x4Gb-1066-binG.dtsi
+++ b/arch/arm/dts/stm32mp15-ddr3-1x4Gb-1066-binG.dtsi
@@ -17,7 +17,7 @@
  * Tc > + 85C : N
  */
 #define DDR_MEM_NAME "DDR3-1066/888 bin G 1x4Gb 533MHz v1.43"
-#define DDR_MEM_SPEED 533
+#define DDR_MEM_SPEED 533000
 #define DDR_MEM_SIZE 0x20000000
 
 #define DDR_MSTR 0x00041401