arm: include: rockchip: Add DDR4 enum

Add DDR4 enum number in common header.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: YouMin Chen <cym@rock-chips.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>

diff --git a/arch/arm/include/asm/arch-rockchip/sdram_common.h b/arch/arm/include/asm/arch-rockchip/sdram_common.h
index 55abcdae7745ff7365ff0e937fafd0b4d8fec58d..7ac25af327c8dc841765a91ea7a006e9b90156dc 100644 (file)
--- a/arch/arm/include/asm/arch-rockchip/sdram_common.h
+++ b/arch/arm/include/asm/arch-rockchip/sdram_common.h
@@ -7,6 +7,7 @@
 #define _ASM_ARCH_SDRAM_COMMON_H
 
 enum {
+       DDR4 = 0,
        DDR3 = 0x3,
        LPDDR2 = 0x5,
        LPDDR3 = 0x6,