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Diffstat (limited to 'include/linux/gpio.h')
-rw-r--r--include/linux/gpio.h22
1 files changed, 12 insertions, 10 deletions
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index 17b5a0d80e42..38ac48b7d3a8 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -14,6 +14,18 @@
#define GPIOF_OUT_INIT_LOW (GPIOF_DIR_OUT | GPIOF_INIT_LOW)
#define GPIOF_OUT_INIT_HIGH (GPIOF_DIR_OUT | GPIOF_INIT_HIGH)
+/**
+ * struct gpio - a structure describing a GPIO with configuration
+ * @gpio: the GPIO number
+ * @flags: GPIO configuration as specified by GPIOF_*
+ * @label: a literal description string of this GPIO
+ */
+struct gpio {
+ unsigned gpio;
+ unsigned long flags;
+ const char *label;
+};
+
#ifdef CONFIG_GENERIC_GPIO
#include <asm/gpio.h>
@@ -24,18 +36,8 @@
#include <linux/errno.h>
struct device;
-struct gpio;
struct gpio_chip;
-/*
- * Some platforms don't support the GPIO programming interface.
- *
- * In case some driver uses it anyway (it should normally have
- * depended on GENERIC_GPIO), these routines help the compiler
- * optimize out much GPIO-related code ... or trigger a runtime
- * warning when something is wrongly called.
- */
-
static inline bool gpio_is_valid(int number)
{
return false;