diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
index 0e7961c..47c7f43 100644
--- a/drivers/pinctrl/pinctrl-sunxi.c
+++ b/drivers/pinctrl/pinctrl-sunxi.c
@@ -13,10 +13,12 @@
 #include <linux/io.h>
 #include <linux/clk.h>
 #include <linux/gpio.h>
+#include <linux/irqdomain.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
 #include <linux/of_device.h>
+#include <linux/of_irq.h>
 #include <linux/pinctrl/consumer.h>
 #include <linux/pinctrl/machine.h>
 #include <linux/pinctrl/pinctrl.h>
@@ -1796,6 +1798,26 @@ static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc,
 	return pin;
 }
 
+static int sunxi_pinctrl_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
+{
+	struct sunxi_pinctrl *pctl = dev_get_drvdata(chip->dev);
+	struct sunxi_desc_function *desc;
+
+	if (offset > chip->ngpio)
+		return -ENXIO;
+
+	desc = sunxi_pinctrl_desc_find_function_by_pin(pctl, offset, "irq");
+	if (!desc)
+		return -EINVAL;
+
+	pctl->irq_array[desc->irqnum] = offset;
+
+	dev_dbg(chip->dev, "%s: request IRQ for GPIO %d, return %d\n",
+		chip->label, offset + chip->base, desc->irqnum);
+
+	return irq_find_mapping(pctl->domain, desc->irqnum);
+}
+
 static struct gpio_chip sunxi_pinctrl_gpio_chip = {
 	.owner			= THIS_MODULE,
 	.request		= sunxi_pinctrl_gpio_request,
@@ -1805,10 +1827,118 @@ static struct gpio_chip sunxi_pinctrl_gpio_chip = {
 	.get			= sunxi_pinctrl_gpio_get,
 	.set			= sunxi_pinctrl_gpio_set,
 	.of_xlate		= sunxi_pinctrl_gpio_of_xlate,
+	.to_irq			= sunxi_pinctrl_gpio_to_irq,
 	.of_gpio_n_cells	= 3,
 	.can_sleep		= 0,
 };
 
+static int sunxi_pinctrl_irq_set_type(struct irq_data *d,
+				      unsigned int type)
+{
+	struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d);
+	u32 reg = sunxi_irq_cfg_reg(d->hwirq);
+	u8 index = sunxi_irq_cfg_offset(d->hwirq);
+	u8 mode;
+
+	switch (type) {
+	case IRQ_TYPE_EDGE_RISING:
+		mode = IRQ_EDGE_RISING;
+		break;
+	case IRQ_TYPE_EDGE_FALLING:
+		mode = IRQ_EDGE_FALLING;
+		break;
+	case IRQ_TYPE_EDGE_BOTH:
+		mode = IRQ_EDGE_BOTH;
+		break;
+	case IRQ_TYPE_LEVEL_HIGH:
+		mode = IRQ_LEVEL_HIGH;
+		break;
+	case IRQ_TYPE_LEVEL_LOW:
+		mode = IRQ_LEVEL_LOW;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	writel((mode & IRQ_CFG_IRQ_MASK) << index, pctl->membase + reg);
+
+	return 0;
+}
+
+static void sunxi_pinctrl_irq_mask_ack(struct irq_data *d)
+{
+	struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d);
+	u32 ctrl_reg = sunxi_irq_ctrl_reg(d->hwirq);
+	u8 ctrl_idx = sunxi_irq_ctrl_offset(d->hwirq);
+	u32 status_reg = sunxi_irq_status_reg(d->hwirq);
+	u8 status_idx = sunxi_irq_status_offset(d->hwirq);
+	u32 val;
+
+	/* Mask the IRQ */
+	val = readl(pctl->membase + ctrl_reg);
+	writel(val & ~(1 << ctrl_idx), pctl->membase + ctrl_reg);
+
+	/* Clear the IRQ */
+	writel(1 << status_idx, pctl->membase + status_reg);
+}
+
+static void sunxi_pinctrl_irq_mask(struct irq_data *d)
+{
+	struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d);
+	u32 reg = sunxi_irq_ctrl_reg(d->hwirq);
+	u8 idx = sunxi_irq_ctrl_offset(d->hwirq);
+	u32 val;
+
+	/* Mask the IRQ */
+	val = readl(pctl->membase + reg);
+	writel(val & ~(1 << idx), pctl->membase + reg);
+}
+
+static void sunxi_pinctrl_irq_unmask(struct irq_data *d)
+{
+	struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d);
+	struct sunxi_desc_function *func;
+	u32 reg = sunxi_irq_ctrl_reg(d->hwirq);
+	u8 idx = sunxi_irq_ctrl_offset(d->hwirq);
+	u32 val;
+
+	func = sunxi_pinctrl_desc_find_function_by_pin(pctl,
+						       pctl->irq_array[d->hwirq],
+						       "irq");
+
+	/* Change muxing to INT mode */
+	sunxi_pmx_set(pctl->pctl_dev, pctl->irq_array[d->hwirq], func->muxval);
+
+	/* Unmask the IRQ */
+	val = readl(pctl->membase + reg);
+	writel(val | (1 << idx), pctl->membase + reg);
+}
+
+static struct irq_chip sunxi_pinctrl_irq_chip = {
+	.irq_mask	= sunxi_pinctrl_irq_mask,
+	.irq_mask_ack	= sunxi_pinctrl_irq_mask_ack,
+	.irq_unmask	= sunxi_pinctrl_irq_unmask,
+	.irq_set_type	= sunxi_pinctrl_irq_set_type,
+};
+
+static void sunxi_pinctrl_irq_handler(unsigned irq, struct irq_desc *desc)
+{
+	struct sunxi_pinctrl *pctl = irq_get_handler_data(irq);
+	const unsigned long reg = readl(pctl->membase + IRQ_STATUS_REG);
+
+	/* Clear all interrupts */
+	writel(reg, pctl->membase + IRQ_STATUS_REG);
+
+	if (reg) {
+		int irqoffset;
+
+		for_each_set_bit(irqoffset, &reg, SUNXI_IRQ_NUMBER) {
+			int pin_irq = irq_find_mapping(pctl->domain, irqoffset);
+			generic_handle_irq(pin_irq);
+		}
+	}
+}
+
 static struct of_device_id sunxi_pinctrl_match[] = {
 	{ .compatible = "allwinner,sun4i-a10-pinctrl", .data = (void *)&sun4i_a10_pinctrl_data },
 	{ .compatible = "allwinner,sun5i-a13-pinctrl", .data = (void *)&sun5i_a13_pinctrl_data },
@@ -2003,12 +2133,38 @@ static int sunxi_pinctrl_probe(struct platform_device *pdev)
 
 	clk_prepare_enable(clk);
 
+	pctl->irq = irq_of_parse_and_map(node, 0);
+	if (!pctl->irq) {
+		ret = -EINVAL;
+		goto gpiochip_error;
+	}
+
+	pctl->domain = irq_domain_add_linear(node, SUNXI_IRQ_NUMBER,
+					     &irq_domain_simple_ops, NULL);
+	if (!pctl->domain) {
+		dev_err(&pdev->dev, "Couldn't register IRQ domain\n");
+		ret = -ENOMEM;
+		goto gpiochip_error;
+	}
+
+	for (i = 0; i < SUNXI_IRQ_NUMBER; i++) {
+		int irqno = irq_create_mapping(pctl->domain, i);
+
+		irq_set_chip_and_handler(irqno, &sunxi_pinctrl_irq_chip,
+					 handle_simple_irq);
+		irq_set_chip_data(irqno, pctl);
+	};
+
+	irq_set_chained_handler(pctl->irq, sunxi_pinctrl_irq_handler);
+	irq_set_handler_data(pctl->irq, pctl);
+
 	dev_info(&pdev->dev, "initialized sunXi PIO driver\n");
 
 	return 0;
 
 gpiochip_error:
-	ret = gpiochip_remove(pctl->chip);
+	if (gpiochip_remove(pctl->chip))
+		dev_err(&pdev->dev, "Couldn't remove gpiochip\n");
 pinctrl_error:
 	pinctrl_unregister(pctl->pctl_dev);
 	return ret;
diff --git a/drivers/pinctrl/pinctrl-sunxi.h b/drivers/pinctrl/pinctrl-sunxi.h
index e921621..d68047d 100644
--- a/drivers/pinctrl/pinctrl-sunxi.h
+++ b/drivers/pinctrl/pinctrl-sunxi.h
@@ -344,9 +344,31 @@
 #define PULL_PINS_BITS		2
 #define PULL_PINS_MASK		0x03
 
+#define SUNXI_IRQ_NUMBER	32
+
+#define IRQ_CFG_REG		0x200
+#define IRQ_CFG_IRQ_PER_REG		8
+#define IRQ_CFG_IRQ_BITS		4
+#define IRQ_CFG_IRQ_MASK		((1 << IRQ_CFG_IRQ_BITS) - 1)
+#define IRQ_CTRL_REG		0x210
+#define IRQ_CTRL_IRQ_PER_REG		32
+#define IRQ_CTRL_IRQ_BITS		1
+#define IRQ_CTRL_IRQ_MASK		((1 << IRQ_CTRL_IRQ_BITS) - 1)
+#define IRQ_STATUS_REG		0x214
+#define IRQ_STATUS_IRQ_PER_REG		32
+#define IRQ_STATUS_IRQ_BITS		1
+#define IRQ_STATUS_IRQ_MASK		((1 << IRQ_STATUS_IRQ_BITS) - 1)
+
+#define IRQ_EDGE_RISING		0x00
+#define IRQ_EDGE_FALLING	0x01
+#define IRQ_LEVEL_HIGH		0x02
+#define IRQ_LEVEL_LOW		0x03
+#define IRQ_EDGE_BOTH		0x04
+
 struct sunxi_desc_function {
 	const char	*name;
 	u8		muxval;
+	u8		irqnum;
 };
 
 struct sunxi_desc_pin {
@@ -378,10 +400,13 @@ struct sunxi_pinctrl {
 	struct gpio_chip		*chip;
 	struct sunxi_pinctrl_desc	*desc;
 	struct device			*dev;
+	struct irq_domain		*domain;
 	struct sunxi_pinctrl_function	*functions;
 	unsigned			nfunctions;
 	struct sunxi_pinctrl_group	*groups;
 	unsigned			ngroups;
+	int				irq;
+	int				irq_array[SUNXI_IRQ_NUMBER];
 	struct pinctrl_dev		*pctl_dev;
 };
 
@@ -398,6 +423,13 @@ struct sunxi_pinctrl {
 		.muxval = _val,					\
 	}
 
+#define SUNXI_FUNCTION_IRQ(_val, _irq)				\
+	{							\
+		.name = "irq",					\
+		.muxval = _val,					\
+		.irqnum = _irq,					\
+	}
+
 /*
  * The sunXi PIO registers are organized as is:
  * 0x00 - 0x0c	Muxing values.
@@ -475,4 +507,40 @@ static inline u32 sunxi_pull_offset(u16 pin)
 	return pin_num * PULL_PINS_BITS;
 }
 
+static inline u32 sunxi_irq_cfg_reg(u16 irq)
+{
+	u8 reg = irq / IRQ_CFG_IRQ_PER_REG;
+	return reg + IRQ_CFG_REG;
+}
+
+static inline u32 sunxi_irq_cfg_offset(u16 irq)
+{
+	u32 irq_num = irq % IRQ_CFG_IRQ_PER_REG;
+	return irq_num * IRQ_CFG_IRQ_BITS;
+}
+
+static inline u32 sunxi_irq_ctrl_reg(u16 irq)
+{
+	u8 reg = irq / IRQ_CTRL_IRQ_PER_REG;
+	return reg + IRQ_CTRL_REG;
+}
+
+static inline u32 sunxi_irq_ctrl_offset(u16 irq)
+{
+	u32 irq_num = irq % IRQ_CTRL_IRQ_PER_REG;
+	return irq_num * IRQ_CTRL_IRQ_BITS;
+}
+
+static inline u32 sunxi_irq_status_reg(u16 irq)
+{
+	u8 reg = irq / IRQ_STATUS_IRQ_PER_REG;
+	return reg + IRQ_STATUS_REG;
+}
+
+static inline u32 sunxi_irq_status_offset(u16 irq)
+{
+	u32 irq_num = irq % IRQ_STATUS_IRQ_PER_REG;
+	return irq_num * IRQ_STATUS_IRQ_BITS;
+}
+
 #endif /* __PINCTRL_SUNXI_H */
