diff options
Diffstat (limited to 'arch/arm/cpu/armv7/exynos')
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c index 4d73b454357..7c0b12ae51a 100644 --- a/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c +++ b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c @@ -464,6 +464,16 @@ int ddr3_mem_ctrl_init(struct mem_timings *mem, int reset) + DMC_OFFSET); pmu = (struct exynos5_power *)EXYNOS5420_POWER_BASE; + if (CONFIG_NR_DRAM_BANKS > 4) { + /* Need both controllers. */ + mem->memcontrol |= DMC_MEMCONTROL_NUM_CHIP_2; + mem->chips_per_channel = 2; + mem->chips_to_configure = 2; + } else { + /* 2GB requires a single controller */ + mem->memcontrol |= DMC_MEMCONTROL_NUM_CHIP_1; + } + /* Enable PAUSE for DREX */ setbits_le32(&clk->pause, ENABLE_BIT); |