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path: root/drivers/clk/samsung/clk-pll.c
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Diffstat (limited to 'drivers/clk/samsung/clk-pll.c')
-rw-r--r--drivers/clk/samsung/clk-pll.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c
index 89135f6be116..362f12dcd944 100644
--- a/drivers/clk/samsung/clk-pll.c
+++ b/drivers/clk/samsung/clk-pll.c
@@ -111,7 +111,8 @@ static unsigned long samsung_pll36xx_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct samsung_clk_pll36xx *pll = to_clk_pll36xx(hw);
- u32 mdiv, pdiv, sdiv, kdiv, pll_con0, pll_con1;
+ u32 mdiv, pdiv, sdiv, pll_con0, pll_con1;
+ s16 kdiv;
u64 fvco = parent_rate;
pll_con0 = __raw_readl(pll->con_reg);
@@ -119,7 +120,7 @@ static unsigned long samsung_pll36xx_recalc_rate(struct clk_hw *hw,
mdiv = (pll_con0 >> PLL36XX_MDIV_SHIFT) & PLL36XX_MDIV_MASK;
pdiv = (pll_con0 >> PLL36XX_PDIV_SHIFT) & PLL36XX_PDIV_MASK;
sdiv = (pll_con0 >> PLL36XX_SDIV_SHIFT) & PLL36XX_SDIV_MASK;
- kdiv = pll_con1 & PLL36XX_KDIV_MASK;
+ kdiv = (s16)(pll_con1 & PLL36XX_KDIV_MASK);
fvco *= (mdiv << 16) + kdiv;
do_div(fvco, (pdiv << sdiv));