There is a fixed div-2 between PLL and clk_ddr/clk_ddrphy, so we need to double to pll output and then ddr can work in correct frequency.
Signed-off-by: Kever Yang <kever.y...@rock-chips.com> --- arch/arm/mach-rockchip/rk3036/sdram_rk3036.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c b/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c index 460dd60..51b2406 100644 --- a/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c +++ b/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c @@ -37,7 +37,7 @@ struct rk3036_sdram_priv { /* use integer mode, 396MHz dpll setting * refdiv, fbdiv, postdiv1, postdiv2 */ -const struct pll_div dpll_init_cfg = {1, 50, 3, 1}; +const struct pll_div dpll_init_cfg = {1, 66, 2, 1}; /* 396Mhz ddr timing */ const struct rk3036_ddr_timing ddr_timing = {0x18c, -- 1.9.1 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot