diff options
Diffstat (limited to 'drivers/clk/rockchip/clk_rk3288.c')
| -rw-r--r-- | drivers/clk/rockchip/clk_rk3288.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/clk/rockchip/clk_rk3288.c b/drivers/clk/rockchip/clk_rk3288.c index 792ee76509..adb4e1cd9d 100644 --- a/drivers/clk/rockchip/clk_rk3288.c +++ b/drivers/clk/rockchip/clk_rk3288.c @@ -530,10 +530,11 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint gclk_rate, int mux; debug("%s: gclk_rate=%u\n", __func__, gclk_rate); - src_clk_div = RATE_TO_DIV(gclk_rate, freq); + /* mmc clock default div 2 internal, need provide double in cru */ + src_clk_div = DIV_ROUND_UP(gclk_rate / 2, freq); if (src_clk_div > 0x3f) { - src_clk_div = RATE_TO_DIV(OSC_HZ, freq); + src_clk_div = DIV_ROUND_UP(OSC_HZ / 2, freq); mux = EMMC_PLL_SELECT_24MHZ; assert((int)EMMC_PLL_SELECT_24MHZ == (int)MMC0_PLL_SELECT_24MHZ); |