On 2019/7/16 下午7:56, Jagan Teki wrote:
Add simplified and meaningful macro for ddrtype macro.
Signed-off-by: Jagan Teki <[email protected]>
Signed-off-by: YouMin Chen <[email protected]>
Reviewed-by: Kever Yang <[email protected]>
Thanks,
- Kever
---
arch/arm/include/asm/arch-rockchip/sdram_common.h | 1 +
drivers/ram/rockchip/sdram_rk3399.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/include/asm/arch-rockchip/sdram_common.h
b/arch/arm/include/asm/arch-rockchip/sdram_common.h
index b7549f5d8a..92a4c485c2 100644
--- a/arch/arm/include/asm/arch-rockchip/sdram_common.h
+++ b/arch/arm/include/asm/arch-rockchip/sdram_common.h
@@ -72,6 +72,7 @@ struct sdram_base_params {
#define SYS_REG_ROW_3_4_SHIFT(ch) (30 + (ch))
#define SYS_REG_ROW_3_4_MASK 1
#define SYS_REG_CHINFO_SHIFT(ch) (28 + (ch))
+#define SYS_REG_ENC_DDRTYPE(n) ((n) << SYS_REG_DDRTYPE_SHIFT)
#define SYS_REG_RANK_SHIFT(ch) (11 + (ch) * 16)
#define SYS_REG_RANK_MASK 1
#define SYS_REG_COL_SHIFT(ch) (9 + (ch) * 16)
diff --git a/drivers/ram/rockchip/sdram_rk3399.c
b/drivers/ram/rockchip/sdram_rk3399.c
index 9a60c24135..f58836c037 100644
--- a/drivers/ram/rockchip/sdram_rk3399.c
+++ b/drivers/ram/rockchip/sdram_rk3399.c
@@ -1076,7 +1076,7 @@ static void dram_all_config(struct dram_info *dram,
u32 sys_reg = 0;
unsigned int channel, idx;
- sys_reg |= params->base.dramtype << SYS_REG_DDRTYPE_SHIFT;
+ sys_reg |= SYS_REG_ENC_DDRTYPE(params->base.dramtype);
sys_reg |= (params->base.num_channels - 1) << SYS_REG_NUM_CH_SHIFT;
for (channel = 0, idx = 0;
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