diff options
Diffstat (limited to 'drivers/clk/microchip/clk-core.c')
| -rw-r--r-- | drivers/clk/microchip/clk-core.c | 36 |
1 files changed, 12 insertions, 24 deletions
diff --git a/drivers/clk/microchip/clk-core.c b/drivers/clk/microchip/clk-core.c index b34348d491f3..f467d7bc28c8 100644 --- a/drivers/clk/microchip/clk-core.c +++ b/drivers/clk/microchip/clk-core.c @@ -10,7 +10,6 @@ #include <linux/io.h> #include <linux/iopoll.h> #include <asm/mach-pic32/pic32.h> -#include <asm/traps.h> #include "clk-core.h" @@ -283,14 +282,13 @@ static u8 roclk_get_parent(struct clk_hw *hw) v = (readl(refo->ctrl_reg) >> REFO_SEL_SHIFT) & REFO_SEL_MASK; - if (!refo->parent_map) - return v; - - for (i = 0; i < clk_hw_get_num_parents(hw); i++) - if (refo->parent_map[i] == v) - return i; + if (refo->parent_map) { + for (i = 0; i < clk_hw_get_num_parents(hw); i++) + if (refo->parent_map[i] == v) + return i; + } - return -EINVAL; + return v; } static unsigned long roclk_calc_rate(unsigned long parent_rate, @@ -780,15 +778,6 @@ static unsigned long sclk_get_rate(struct clk_hw *hw, unsigned long parent_rate) return parent_rate / div; } -static int sclk_determine_rate(struct clk_hw *hw, - struct clk_rate_request *req) -{ - req->rate = calc_best_divided_rate(req->rate, req->best_parent_rate, - SLEW_SYSDIV, 1); - - return 0; -} - static int sclk_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { @@ -826,13 +815,13 @@ static u8 sclk_get_parent(struct clk_hw *hw) v = (readl(sclk->mux_reg) >> OSC_CUR_SHIFT) & OSC_CUR_MASK; - if (!sclk->parent_map) - return v; + if (sclk->parent_map) { + for (i = 0; i < clk_hw_get_num_parents(hw); i++) + if (sclk->parent_map[i] == v) + return i; + } - for (i = 0; i < clk_hw_get_num_parents(hw); i++) - if (sclk->parent_map[i] == v) - return i; - return -EINVAL; + return v; } static int sclk_set_parent(struct clk_hw *hw, u8 index) @@ -912,7 +901,6 @@ static int sclk_init(struct clk_hw *hw) const struct clk_ops pic32_sclk_ops = { .get_parent = sclk_get_parent, .set_parent = sclk_set_parent, - .determine_rate = sclk_determine_rate, .set_rate = sclk_set_rate, .recalc_rate = sclk_get_rate, .init = sclk_init, |