4 files changed, 48 insertions, 3 deletions
diff --git a/include/asm-avr32/arch-at32ap/at32ap7000.h b/include/asm-avr32/arch-at32ap/at32ap7000.h
index ba85e04553d..3914d7b94ff 100644
--- a/include/asm-avr32/arch-at32ap/at32ap7000.h
+++ b/include/asm-avr32/arch-at32ap/at32ap7000.h
@@ -24,10 +24,12 @@
 #define GPIO_PIOB_BASE	(GPIO_PIOA_BASE + 32)
 #define GPIO_PIOC_BASE	(GPIO_PIOB_BASE + 32)
 #define GPIO_PIOD_BASE	(GPIO_PIOC_BASE + 32)
+#define GPIO_PIOE_BASE	(GPIO_PIOD_BASE + 32)
 
 #define GPIO_PIN_PA(N)	(GPIO_PIOA_BASE + (N))
 #define GPIO_PIN_PB(N)	(GPIO_PIOB_BASE + (N))
 #define GPIO_PIN_PC(N)	(GPIO_PIOC_BASE + (N))
 #define GPIO_PIN_PD(N)	(GPIO_PIOD_BASE + (N))
+#define GPIO_PIN_PE(N)	(GPIO_PIOE_BASE + (N))
 
 #endif /* __ASM_ARCH_AT32AP7000_H__ */
diff --git a/include/asm-avr32/arch-at32ap/gpio.h b/include/asm-avr32/arch-at32ap/gpio.h
new file mode 100644
index 00000000000..fcb756bdaa8
--- /dev/null
+++ b/include/asm-avr32/arch-at32ap/gpio.h
@@ -0,0 +1,27 @@
+#ifndef __ASM_AVR32_ARCH_GPIO_H
+#define __ASM_AVR32_ARCH_GPIO_H
+
+#include <linux/compiler.h>
+#include <asm/irq.h>
+
+
+/* Arch-neutral GPIO API */
+int __must_check gpio_request(unsigned int gpio, const char *label);
+void gpio_free(unsigned int gpio);
+
+int gpio_direction_input(unsigned int gpio);
+int gpio_direction_output(unsigned int gpio);
+int gpio_get_value(unsigned int gpio);
+void gpio_set_value(unsigned int gpio, int value);
+
+static inline int gpio_to_irq(unsigned int gpio)
+{
+	return gpio + GPIO_IRQ_BASE;
+}
+
+static inline int irq_to_gpio(unsigned int irq)
+{
+	return irq - GPIO_IRQ_BASE;
+}
+
+#endif /* __ASM_AVR32_ARCH_GPIO_H */
diff --git a/include/asm-avr32/arch-at32ap/irq.h b/include/asm-avr32/arch-at32ap/irq.h
new file mode 100644
index 00000000000..5adffab9a57
--- /dev/null
+++ b/include/asm-avr32/arch-at32ap/irq.h
@@ -0,0 +1,14 @@
+#ifndef __ASM_AVR32_ARCH_IRQ_H
+#define __ASM_AVR32_ARCH_IRQ_H
+
+#define EIM_IRQ_BASE	NR_INTERNAL_IRQS
+#define NR_EIM_IRQS	32
+
+#define AT32_EXTINT(n)	(EIM_IRQ_BASE + (n))
+
+#define GPIO_IRQ_BASE	(EIM_IRQ_BASE + NR_EIM_IRQS)
+#define NR_GPIO_IRQS	(5 * 32)
+
+#define NR_IRQS		(GPIO_IRQ_BASE + NR_GPIO_IRQS)
+
+#endif /* __ASM_AVR32_ARCH_IRQ_H */
diff --git a/include/asm-avr32/arch-at32ap/portmux.h b/include/asm-avr32/arch-at32ap/portmux.h
index 83c69057132..9930871decd 100644
--- a/include/asm-avr32/arch-at32ap/portmux.h
+++ b/include/asm-avr32/arch-at32ap/portmux.h
@@ -15,12 +15,14 @@
  *
  * The following flags determine the initial state of the pin.
  */
-#define AT32_GPIOF_PULLUP	0x00000001	/* Enable pull-up */
-#define AT32_GPIOF_OUTPUT	0x00000002	/* Enable output driver */
-#define AT32_GPIOF_HIGH		0x00000004	/* Set output high */
+#define AT32_GPIOF_PULLUP	0x00000001	/* (not-OUT) Enable pull-up */
+#define AT32_GPIOF_OUTPUT	0x00000002	/* (OUT) Enable output driver */
+#define AT32_GPIOF_HIGH		0x00000004	/* (OUT) Set output high */
+#define AT32_GPIOF_DEGLITCH	0x00000008	/* (IN) Filter glitches */
 
 void at32_select_periph(unsigned int pin, unsigned int periph,
 			unsigned long flags);
 void at32_select_gpio(unsigned int pin, unsigned long flags);
+void at32_reserve_pin(unsigned int pin);
 
 #endif /* __ASM_ARCH_PORTMUX_H__ */