only rank large than 1, we will use cs1_row, so check rank, when rank larger than 1, we set the cs1_row.
Signed-off-by: Lin Huang hl@rock-chips.com --- arch/arm/mach-rockchip/rk3036/sdram_rk3036.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c b/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c index 7a05e31..e3ca870 100644 --- a/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c +++ b/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c @@ -701,15 +701,19 @@ finish: static void sdram_all_config(struct rk3036_sdram_priv *priv) { u32 os_reg = 0; + u32 cs1_row = 0; struct rk3036_ddr_config config = priv->ddr_config;
+ if (config.rank > 1) + cs1_row = config.cs1_row - 13; + os_reg = config.ddr_type << DDR_TYPE_SHIFT | 0 << DDR_CHN_CNT_SHIFT | (config.rank - 1) << DDR_RANK_CNT_SHIFT | (config.col - 1) << DDR_COL_SHIFT | (config.bank == 3 ? 0 : 1) << DDR_BANK_SHIFT | (config.cs0_row - 13) << DDR_CS0_ROW_SHIFT | - (config.cs1_row - 13) << DDR_CS1_ROW_SHIFT | + cs1_row << DDR_CS1_ROW_SHIFT | 1 << DDR_BW_SHIFT | config.bw << DDR_DIE_BW_SHIFT; writel(os_reg, &priv->grf->os_reg[1]); }