X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fpinctrl%2Fpinctrl-amd.c;fp=kernel%2Fdrivers%2Fpinctrl%2Fpinctrl-amd.c;h=7340ff78839a340ef260836b3094ae0f8e4e2e32;hb=52f993b8e89487ec9ee15a7fb4979e0f09a45b27;hp=3318f1d6193c8a49f1ca8f4348dd25010fe18758;hpb=c189ccac5702322ed843fe17057035b7222a59b6;p=kvmfornfv.git

diff --git a/kernel/drivers/pinctrl/pinctrl-amd.c b/kernel/drivers/pinctrl/pinctrl-amd.c
index 3318f1d61..7340ff788 100644
--- a/kernel/drivers/pinctrl/pinctrl-amd.c
+++ b/kernel/drivers/pinctrl/pinctrl-amd.c
@@ -48,17 +48,6 @@ static int amd_gpio_direction_input(struct gpio_chip *gc, unsigned offset)
 
 	spin_lock_irqsave(&gpio_dev->lock, flags);
 	pin_reg = readl(gpio_dev->base + offset * 4);
-	/*
-	 * Suppose BIOS or Bootloader sets specific debounce for the
-	 * GPIO. if not, set debounce to be  2.75ms and remove glitch.
-	*/
-	if ((pin_reg & DB_TMR_OUT_MASK) == 0) {
-		pin_reg |= 0xf;
-		pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF);
-		pin_reg |= DB_TYPE_REMOVE_GLITCH << DB_CNTRL_OFF;
-		pin_reg &= ~BIT(DB_TMR_LARGE_OFF);
-	}
-
 	pin_reg &= ~BIT(OUTPUT_ENABLE_OFF);
 	writel(pin_reg, gpio_dev->base + offset * 4);
 	spin_unlock_irqrestore(&gpio_dev->lock, flags);
@@ -331,15 +320,6 @@ static void amd_gpio_irq_enable(struct irq_data *d)
 
 	spin_lock_irqsave(&gpio_dev->lock, flags);
 	pin_reg = readl(gpio_dev->base + (d->hwirq)*4);
-	/*
-		Suppose BIOS or Bootloader sets specific debounce for the
-		GPIO. if not, set debounce to be  2.75ms.
-	*/
-	if ((pin_reg & DB_TMR_OUT_MASK) == 0) {
-		pin_reg |= 0xf;
-		pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF);
-		pin_reg &= ~BIT(DB_TMR_LARGE_OFF);
-	}
 	pin_reg |= BIT(INTERRUPT_ENABLE_OFF);
 	pin_reg |= BIT(INTERRUPT_MASK_OFF);
 	writel(pin_reg, gpio_dev->base + (d->hwirq)*4);