diff options
| author | Jagan Teki <jagan@amarulasolutions.com> | 2019-07-16 17:27:04 +0530 |
|---|---|---|
| committer | Kever Yang <kever.yang@rock-chips.com> | 2019-07-20 23:59:44 +0800 |
| commit | b713e0291ba90847058678ae2752f08f238c8fe3 (patch) | |
| tree | 06eb22e04409622afdeafc1403277a867dc4922f /arch/arm | |
| parent | 01cc1039153d0ca4202e8b944e321637e27adc86 (diff) | |
ram: rk3399: Add ddr version enc macro
Add dram config macro for handling ddr version number.
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>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/arch-rockchip/sdram_common.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/sdram_common.h b/arch/arm/include/asm/arch-rockchip/sdram_common.h index f5c99fea8b..8027b53636 100644 --- a/arch/arm/include/asm/arch-rockchip/sdram_common.h +++ b/arch/arm/include/asm/arch-rockchip/sdram_common.h @@ -66,6 +66,7 @@ struct sdram_base_params { * [1:0] dbw_ch0 */ #define SYS_REG_DDRTYPE_SHIFT 13 +#define DDR_SYS_REG_VERSION 2 #define SYS_REG_DDRTYPE_MASK 7 #define SYS_REG_NUM_CH_SHIFT 12 #define SYS_REG_NUM_CH_MASK 1 @@ -99,6 +100,7 @@ struct sdram_base_params { #define SYS_REG_DBW_MASK 3 #define SYS_REG_ENC_DBW(n, ch) ((2 >> (n)) << SYS_REG_DBW_SHIFT(ch)) +#define SYS_REG_ENC_VERSION(n) ((n) << 28) #define SYS_REG_ENC_CS0_ROW(n, os_reg2, os_reg3, ch) do { \ (os_reg2) |= (((n) - 13) & 0x3) << (6 + 16 * (ch)); \ (os_reg3) |= ((((n) - 13) & 0x4) >> 2) << \ |