diff options
Diffstat (limited to 'drivers/clk/bcm/clk-bcm2835.c')
| -rw-r--r-- | drivers/clk/bcm/clk-bcm2835.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index fb04734afc80..02215ea79403 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -570,18 +570,23 @@ static long bcm2835_pll_rate_from_divisors(unsigned long parent_rate, return rate >> A2W_PLL_FRAC_BITS; } -static long bcm2835_pll_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *parent_rate) +static int bcm2835_pll_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { struct bcm2835_pll *pll = container_of(hw, struct bcm2835_pll, hw); const struct bcm2835_pll_data *data = pll->data; u32 ndiv, fdiv; - rate = clamp(rate, data->min_rate, data->max_rate); + req->rate = clamp(req->rate, data->min_rate, data->max_rate); - bcm2835_pll_choose_ndiv_and_fdiv(rate, *parent_rate, &ndiv, &fdiv); + bcm2835_pll_choose_ndiv_and_fdiv(req->rate, req->best_parent_rate, + &ndiv, &fdiv); - return bcm2835_pll_rate_from_divisors(*parent_rate, ndiv, fdiv, 1); + req->rate = bcm2835_pll_rate_from_divisors(req->best_parent_rate, + ndiv, fdiv, + 1); + + return 0; } static unsigned long bcm2835_pll_get_rate(struct clk_hw *hw, @@ -783,7 +788,7 @@ static const struct clk_ops bcm2835_pll_clk_ops = { .unprepare = bcm2835_pll_off, .recalc_rate = bcm2835_pll_get_rate, .set_rate = bcm2835_pll_set_rate, - .round_rate = bcm2835_pll_round_rate, + .determine_rate = bcm2835_pll_determine_rate, .debug_init = bcm2835_pll_debug_init, }; @@ -1550,7 +1555,7 @@ static const char *const bcm2835_clock_osc_parents[] = { .parents = bcm2835_clock_osc_parents, \ __VA_ARGS__) -/* main peripherial parent mux */ +/* main peripheral parent mux */ static const char *const bcm2835_clock_per_parents[] = { "gnd", "xosc", |