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path: root/drivers/gpio/gpio-mxs.c
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Diffstat (limited to 'drivers/gpio/gpio-mxs.c')
-rw-r--r--drivers/gpio/gpio-mxs.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index af55a8577c2..385c58e8405 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c
@@ -28,6 +28,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/basic_mmio_gpio.h>
+#include <linux/module.h>
#include <mach/mxs.h>
#define MXS_SET 0x4
@@ -49,6 +50,8 @@
#define GPIO_INT_LEV_MASK (1 << 0)
#define GPIO_INT_POL_MASK (1 << 1)
+#define irq_to_gpio(irq) ((irq) - MXS_GPIO_IRQ_START)
+
struct mxs_gpio_port {
void __iomem *base;
int id;