diff --git a/include/dt-bindings/memory/stm32-sdram.h b/include/dt-bindings/memory/stm32-sdram.h
index 89b719a..c2b911f 100644
--- a/include/dt-bindings/memory/stm32-sdram.h
+++ b/include/dt-bindings/memory/stm32-sdram.h
@@ -18,7 +18,9 @@
 #define CAS_1		0x1
 #define CAS_2		0x2
 #define CAS_3		0x3
+#define SDCLK_DIS	0x0
 #define SDCLK_2		0x2
+#define SDCLK_3		0x3
 #define RD_BURST_EN	0x1
 #define RD_BURST_DIS	0x0
 #define RD_PIPE_DL_0	0x0
@@ -26,12 +28,17 @@
 #define RD_PIPE_DL_2	0x2
 
 /* Timing = value +1 cycles */
+#define TMRD_1		(1 - 1)
 #define TMRD_2		(2 - 1)
+#define TXSR_1		(1 - 1)
 #define TXSR_6		(6 - 1)
+#define TRAS_1		(1 - 1)
 #define TRAS_4		(4 - 1)
 #define TRC_6		(6 - 1)
+#define TWR_1		(1 - 1)
 #define TWR_2		(2 - 1)
 #define TRP_2		(2 - 1)
+#define TRCD_1		(1 - 1)
 #define TRCD_2		(2 - 1)
 
 #endif