diff --git a/drivers/rkflash/sfc.c b/drivers/rkflash/sfc.c
index 8237e765cdf8..44a14792a90d 100644
--- a/drivers/rkflash/sfc.c
+++ b/drivers/rkflash/sfc.c
@@ -42,12 +42,16 @@ u32 sfc_get_max_iosize(void)
 
 u32 sfc_get_max_dll_cells(void)
 {
-	if (sfc_get_version() == SFC_VER_5)
+	switch (sfc_get_version()) {
+	case SFC_VER_8:
+	case SFC_VER_6:
+	case SFC_VER_5:
 		return SCLK_SMP_SEL_MAX_V5;
-	else if (sfc_get_version() == SFC_VER_4)
+	case SFC_VER_4:
 		return SCLK_SMP_SEL_MAX_V4;
-	else
+	default:
 		return 0;
+	}
 }
 
 void sfc_set_delay_lines(u16 cells)
diff --git a/drivers/rkflash/sfc.h b/drivers/rkflash/sfc.h
index 8e91c376acf0..918811a5cb3f 100644
--- a/drivers/rkflash/sfc.h
+++ b/drivers/rkflash/sfc.h
@@ -8,6 +8,8 @@
 #define SFC_VER_3		0x3
 #define SFC_VER_4		0x4
 #define SFC_VER_5		0x5
+#define SFC_VER_6		0x6
+#define SFC_VER_8		0x8
 
 #define SFC_EN_INT		(0)         /* enable interrupt */
 #define SFC_EN_DMA		(1)         /* enable dma */