diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-gate.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-gate.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/drivers/clk/mediatek/clk-gate.c b/drivers/clk/mediatek/clk-gate.c index b02d2f74dd0d..5d88b428565b 100644 --- a/drivers/clk/mediatek/clk-gate.c +++ b/drivers/clk/mediatek/clk-gate.c @@ -16,28 +16,24 @@ #include "clk-mtk.h" #include "clk-gate.h" -static int mtk_cg_bit_is_cleared(struct clk_hw *hw) +static u32 mtk_get_clockgating(struct clk_hw *hw) { struct mtk_clk_gate *cg = to_mtk_clk_gate(hw); u32 val; regmap_read(cg->regmap, cg->sta_ofs, &val); - val &= BIT(cg->bit); + return val & BIT(cg->bit); +} - return val == 0; +static int mtk_cg_bit_is_cleared(struct clk_hw *hw) +{ + return mtk_get_clockgating(hw) == 0; } static int mtk_cg_bit_is_set(struct clk_hw *hw) { - struct mtk_clk_gate *cg = to_mtk_clk_gate(hw); - u32 val; - - regmap_read(cg->regmap, cg->sta_ofs, &val); - - val &= BIT(cg->bit); - - return val != 0; + return mtk_get_clockgating(hw) != 0; } static void mtk_cg_set_bit(struct clk_hw *hw) @@ -57,17 +53,15 @@ static void mtk_cg_clr_bit(struct clk_hw *hw) static void mtk_cg_set_bit_no_setclr(struct clk_hw *hw) { struct mtk_clk_gate *cg = to_mtk_clk_gate(hw); - u32 cgbit = BIT(cg->bit); - regmap_update_bits(cg->regmap, cg->sta_ofs, cgbit, cgbit); + regmap_set_bits(cg->regmap, cg->sta_ofs, BIT(cg->bit)); } static void mtk_cg_clr_bit_no_setclr(struct clk_hw *hw) { struct mtk_clk_gate *cg = to_mtk_clk_gate(hw); - u32 cgbit = BIT(cg->bit); - regmap_update_bits(cg->regmap, cg->sta_ofs, cgbit, 0); + regmap_clear_bits(cg->regmap, cg->sta_ofs, BIT(cg->bit)); } static int mtk_cg_enable(struct clk_hw *hw) |