diff options
Diffstat (limited to 'drivers/clk/imx/clk-pll14xx.c')
-rw-r--r-- | drivers/clk/imx/clk-pll14xx.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/clk/imx/clk-pll14xx.c b/drivers/clk/imx/clk-pll14xx.c index f290981ea13b..36d0e80b55b8 100644 --- a/drivers/clk/imx/clk-pll14xx.c +++ b/drivers/clk/imx/clk-pll14xx.c @@ -216,8 +216,8 @@ found: t->mdiv, t->kdiv); } -static long clk_pll1416x_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) +static int clk_pll1416x_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { struct clk_pll14xx *pll = to_clk_pll14xx(hw); const struct imx_pll14xx_rate_table *rate_table = pll->rate_table; @@ -225,22 +225,29 @@ static long clk_pll1416x_round_rate(struct clk_hw *hw, unsigned long rate, /* Assuming rate_table is in descending order */ for (i = 0; i < pll->rate_count; i++) - if (rate >= rate_table[i].rate) - return rate_table[i].rate; + if (req->rate >= rate_table[i].rate) { + req->rate = rate_table[i].rate; + + return 0; + } /* return minimum supported value */ - return rate_table[pll->rate_count - 1].rate; + req->rate = rate_table[pll->rate_count - 1].rate; + + return 0; } -static long clk_pll1443x_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) +static int clk_pll1443x_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { struct clk_pll14xx *pll = to_clk_pll14xx(hw); struct imx_pll14xx_rate_table t; - imx_pll14xx_calc_settings(pll, rate, *prate, &t); + imx_pll14xx_calc_settings(pll, req->rate, req->best_parent_rate, &t); + + req->rate = t.rate; - return t.rate; + return 0; } static unsigned long clk_pll14xx_recalc_rate(struct clk_hw *hw, @@ -470,7 +477,7 @@ static const struct clk_ops clk_pll1416x_ops = { .unprepare = clk_pll14xx_unprepare, .is_prepared = clk_pll14xx_is_prepared, .recalc_rate = clk_pll14xx_recalc_rate, - .round_rate = clk_pll1416x_round_rate, + .determine_rate = clk_pll1416x_determine_rate, .set_rate = clk_pll1416x_set_rate, }; @@ -483,7 +490,7 @@ static const struct clk_ops clk_pll1443x_ops = { .unprepare = clk_pll14xx_unprepare, .is_prepared = clk_pll14xx_is_prepared, .recalc_rate = clk_pll14xx_recalc_rate, - .round_rate = clk_pll1443x_round_rate, + .determine_rate = clk_pll1443x_determine_rate, .set_rate = clk_pll1443x_set_rate, }; |