diff options
Diffstat (limited to 'drivers/clk/qcom/clk-rcg2.c')
-rw-r--r-- | drivers/clk/qcom/clk-rcg2.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c index 1a0985ae20d2..bbeaf9c09dbb 100644 --- a/drivers/clk/qcom/clk-rcg2.c +++ b/drivers/clk/qcom/clk-rcg2.c @@ -358,85 +358,6 @@ const struct clk_ops clk_rcg2_floor_ops = { }; EXPORT_SYMBOL_GPL(clk_rcg2_floor_ops); -static int clk_rcg2_shared_force_enable(struct clk_hw *hw, unsigned long rate) -{ - struct clk_rcg2 *rcg = to_clk_rcg2(hw); - const char *name = clk_hw_get_name(hw); - int ret, count; - - /* force enable RCG */ - ret = regmap_update_bits(rcg->clkr.regmap, rcg->cmd_rcgr + CMD_REG, - CMD_ROOT_EN, CMD_ROOT_EN); - if (ret) - return ret; - - /* wait for RCG to turn ON */ - for (count = 500; count > 0; count--) { - ret = clk_rcg2_is_enabled(hw); - if (ret) - break; - udelay(1); - } - if (!count) - pr_err("%s: RCG did not turn on\n", name); - - /* set clock rate */ - ret = __clk_rcg2_set_rate(hw, rate, CEIL); - if (ret) - return ret; - - /* clear force enable RCG */ - return regmap_update_bits(rcg->clkr.regmap, rcg->cmd_rcgr + CMD_REG, - CMD_ROOT_EN, 0); -} - -static int clk_rcg2_shared_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct clk_rcg2 *rcg = to_clk_rcg2(hw); - - /* cache the rate */ - rcg->current_freq = rate; - - if (!__clk_is_enabled(hw->clk)) - return 0; - - return clk_rcg2_shared_force_enable(hw, rcg->current_freq); -} - -static unsigned long -clk_rcg2_shared_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) -{ - struct clk_rcg2 *rcg = to_clk_rcg2(hw); - - return rcg->current_freq = clk_rcg2_recalc_rate(hw, parent_rate); -} - -static int clk_rcg2_shared_enable(struct clk_hw *hw) -{ - struct clk_rcg2 *rcg = to_clk_rcg2(hw); - - return clk_rcg2_shared_force_enable(hw, rcg->current_freq); -} - -static void clk_rcg2_shared_disable(struct clk_hw *hw) -{ - struct clk_rcg2 *rcg = to_clk_rcg2(hw); - - /* switch to XO, which is the lowest entry in the freq table */ - clk_rcg2_shared_set_rate(hw, rcg->freq_tbl[0].freq, 0); -} - -const struct clk_ops clk_rcg2_shared_ops = { - .enable = clk_rcg2_shared_enable, - .disable = clk_rcg2_shared_disable, - .get_parent = clk_rcg2_get_parent, - .recalc_rate = clk_rcg2_shared_recalc_rate, - .determine_rate = clk_rcg2_determine_rate, - .set_rate = clk_rcg2_shared_set_rate, -}; -EXPORT_SYMBOL_GPL(clk_rcg2_shared_ops); - struct frac_entry { int num; int den; |