diff options
| -rw-r--r-- | drivers/clk/hisilicon/clk-hi3559a.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/clk/hisilicon/clk-hi3559a.c b/drivers/clk/hisilicon/clk-hi3559a.c index c79a94f6d9d2..8646e9d352ed 100644 --- a/drivers/clk/hisilicon/clk-hi3559a.c +++ b/drivers/clk/hisilicon/clk-hi3559a.c @@ -407,7 +407,7 @@ static unsigned long clk_pll_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { struct hi3559av100_clk_pll *clk = to_pll_clk(hw); - u64 frac_val, fbdiv_val, refdiv_val; + u64 frac_val, fbdiv_val; u32 postdiv1_val, postdiv2_val; u32 val; u64 tmp, rate; @@ -435,14 +435,13 @@ static unsigned long clk_pll_recalc_rate(struct clk_hw *hw, val = readl_relaxed(clk->ctrl_reg2); val = val >> clk->refdiv_shift; val &= ((1 << clk->refdiv_width) - 1); - refdiv_val = val; /* rate = 24000000 * (fbdiv + frac / (1<<24) ) / refdiv */ rate = 0; tmp = 24000000 * fbdiv_val + (24000000 * frac_val) / (1 << 24); rate += tmp; - do_div(rate, refdiv_val); - do_div(rate, postdiv1_val * postdiv2_val); + rate = div_u64(rate, val); + rate = div_u64(rate, postdiv1_val * postdiv2_val); return rate; } |