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path: root/drivers/pinctrl/intel/pinctrl-intel.c
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Diffstat (limited to 'drivers/pinctrl/intel/pinctrl-intel.c')
-rw-r--r--drivers/pinctrl/intel/pinctrl-intel.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c
index 4c2369a8d926..359800fcb951 100644
--- a/drivers/pinctrl/intel/pinctrl-intel.c
+++ b/drivers/pinctrl/intel/pinctrl-intel.c
@@ -425,6 +425,18 @@ static void __intel_gpio_set_direction(void __iomem *padcfg0, bool input)
writel(value, padcfg0);
}
+static void intel_gpio_set_gpio_mode(void __iomem *padcfg0)
+{
+ u32 value;
+
+ /* Put the pad into GPIO mode */
+ value = readl(padcfg0) & ~PADCFG0_PMODE_MASK;
+ /* Disable SCI/SMI/NMI generation */
+ value &= ~(PADCFG0_GPIROUTIOXAPIC | PADCFG0_GPIROUTSCI);
+ value &= ~(PADCFG0_GPIROUTSMI | PADCFG0_GPIROUTNMI);
+ writel(value, padcfg0);
+}
+
static int intel_gpio_request_enable(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned pin)
@@ -432,7 +444,6 @@ static int intel_gpio_request_enable(struct pinctrl_dev *pctldev,
struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
void __iomem *padcfg0;
unsigned long flags;
- u32 value;
raw_spin_lock_irqsave(&pctrl->lock, flags);
@@ -442,13 +453,7 @@ static int intel_gpio_request_enable(struct pinctrl_dev *pctldev,
}
padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0);
- /* Put the pad into GPIO mode */
- value = readl(padcfg0) & ~PADCFG0_PMODE_MASK;
- /* Disable SCI/SMI/NMI generation */
- value &= ~(PADCFG0_GPIROUTIOXAPIC | PADCFG0_GPIROUTSCI);
- value &= ~(PADCFG0_GPIROUTSMI | PADCFG0_GPIROUTNMI);
- writel(value, padcfg0);
-
+ intel_gpio_set_gpio_mode(padcfg0);
/* Disable TX buffer and enable RX (this will be input) */
__intel_gpio_set_direction(padcfg0, true);
@@ -968,6 +973,8 @@ static int intel_gpio_irq_type(struct irq_data *d, unsigned type)
raw_spin_lock_irqsave(&pctrl->lock, flags);
+ intel_gpio_set_gpio_mode(reg);
+
value = readl(reg);
value &= ~(PADCFG0_RXEVCFG_MASK | PADCFG0_RXINV);