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| author | huang lin <hl@rock-chips.com> | 2015-12-07 11:08:56 +0800 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-12-13 20:51:44 -0700 |
| commit | e390680015c79c8ce390b5245646324eb6f9d9c6 (patch) | |
| tree | 9ca169b0ed9be88085c2e8560790adf0b5bfa37a /arch/arm | |
| parent | f4a8a1757b5c53a6f86b2724aea51436d4e4f9cc (diff) | |
| download | u-boot-imx-e390680015c79c8ce390b5245646324eb6f9d9c6.zip u-boot-imx-e390680015c79c8ce390b5245646324eb6f9d9c6.tar.gz u-boot-imx-e390680015c79c8ce390b5245646324eb6f9d9c6.tar.bz2 | |
rockchip: rk3036 sdram setting cs1_row when rank larger than 1
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>
Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3036/sdram_rk3036.c | 6 |
1 files changed, 5 insertions, 1 deletions
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]); } |