diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-baytrail.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c index cb0c04c5269c..394d9cc38cc2 100644 --- a/drivers/pinctrl/intel/pinctrl-baytrail.c +++ b/drivers/pinctrl/intel/pinctrl-baytrail.c @@ -742,7 +742,13 @@ static void byt_gpio_clear_triggering(struct intel_pinctrl *vg, unsigned int off raw_spin_lock_irqsave(&byt_lock, flags); value = readl(reg); - value &= ~(BYT_TRIG_POS | BYT_TRIG_NEG | BYT_TRIG_LVL); + + /* Do not clear direct-irq enabled IRQs (from gpio_disable_free) */ + if (value & BYT_DIRECT_IRQ_EN) + /* nothing to do */ ; + else + value &= ~(BYT_TRIG_POS | BYT_TRIG_NEG | BYT_TRIG_LVL); + writel(value, reg); raw_spin_unlock_irqrestore(&byt_lock, flags); } |