diff options
Diffstat (limited to 'plat/imx/common/include/dram.h')
| -rw-r--r-- | plat/imx/common/include/dram.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/plat/imx/common/include/dram.h b/plat/imx/common/include/dram.h index fa203da2..f3d72dd8 100644 --- a/plat/imx/common/include/dram.h +++ b/plat/imx/common/include/dram.h @@ -30,6 +30,7 @@ #define DDRC_LPDDR4 BIT(5) #define DDRC_DDR4 BIT(4) #define DDR_TYPE_MASK 0x3f +#define DDRC_ACTIVE_RANK_MASK 0x3 #define DDRPHY_REG(x) (0x3c000000 + 4*x) @@ -59,6 +60,7 @@ struct dram_timing_info { struct dram_info { int dram_type; + unsigned int num_rank; int current_fsp; int boot_fsp; struct dram_timing_info *timing_info; @@ -78,6 +80,8 @@ void ddr4_enter_retention(void); void ddr4_exit_retention(void); /* lpddr4 swffc for dvfs */ void lpddr4_swffc(unsigned int dev_fsp, unsigned int tgt_freq); +/* ddr4 swffw for dvfs */ +void ddr4_swffc(struct dram_info *dram_info, unsigned int target_fsp); /* dram retention */ void dram_enter_retention(void); |