diff options
Diffstat (limited to 'drivers/clk/qcom/clk-krait.c')
| -rw-r--r-- | drivers/clk/qcom/clk-krait.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/clk/qcom/clk-krait.c b/drivers/clk/qcom/clk-krait.c index 59f1af415b58..e74fc81a14d0 100644 --- a/drivers/clk/qcom/clk-krait.c +++ b/drivers/clk/qcom/clk-krait.c @@ -32,11 +32,16 @@ static void __krait_mux_set_sel(struct krait_mux_clk *mux, int sel) regval |= (sel & mux->mask) << (mux->shift + LPL_SHIFT); } krait_set_l2_indirect_reg(mux->offset, regval); - spin_unlock_irqrestore(&krait_clock_reg_lock, flags); /* Wait for switch to complete. */ mb(); udelay(1); + + /* + * Unlock now to make sure the mux register is not + * modified while switching to the new parent. + */ + spin_unlock_irqrestore(&krait_clock_reg_lock, flags); } static int krait_mux_set_parent(struct clk_hw *hw, u8 index) @@ -93,6 +98,8 @@ static int krait_div2_set_rate(struct clk_hw *hw, unsigned long rate, if (d->lpl) mask = mask << (d->shift + LPL_SHIFT) | mask << d->shift; + else + mask <<= d->shift; spin_lock_irqsave(&krait_clock_reg_lock, flags); val = krait_get_l2_indirect_reg(d->offset); |