diff options
Diffstat (limited to 'arch/arm/mach-imx/include/mach/gpio.h')
-rw-r--r-- | arch/arm/mach-imx/include/mach/gpio.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/arch/arm/mach-imx/include/mach/gpio.h b/arch/arm/mach-imx/include/mach/gpio.h deleted file mode 100644 index 6c2942f8292..00000000000 --- a/arch/arm/mach-imx/include/mach/gpio.h +++ /dev/null @@ -1,106 +0,0 @@ -#ifndef _IMX_GPIO_H - -#include <linux/kernel.h> -#include <mach/hardware.h> -#include <mach/imx-regs.h> - -#define IMX_GPIO_ALLOC_MODE_NORMAL 0 -#define IMX_GPIO_ALLOC_MODE_NO_ALLOC 1 -#define IMX_GPIO_ALLOC_MODE_TRY_ALLOC 2 -#define IMX_GPIO_ALLOC_MODE_ALLOC_ONLY 4 -#define IMX_GPIO_ALLOC_MODE_RELEASE 8 - -extern int imx_gpio_request(unsigned gpio, const char *label); - -extern void imx_gpio_free(unsigned gpio); - -extern int imx_gpio_setup_multiple_pins(const int *pin_list, unsigned count, - int alloc_mode, const char *label); - -extern int imx_gpio_direction_input(unsigned gpio); - -extern int imx_gpio_direction_output(unsigned gpio, int value); - -extern void __imx_gpio_set_value(unsigned gpio, int value); - -static inline int imx_gpio_get_value(unsigned gpio) -{ - return SSR(gpio >> GPIO_PORT_SHIFT) & (1 << (gpio & GPIO_PIN_MASK)); -} - -static inline void imx_gpio_set_value_inline(unsigned gpio, int value) -{ - unsigned long flags; - - raw_local_irq_save(flags); - if(value) - DR(gpio >> GPIO_PORT_SHIFT) |= (1 << (gpio & GPIO_PIN_MASK)); - else - DR(gpio >> GPIO_PORT_SHIFT) &= ~(1 << (gpio & GPIO_PIN_MASK)); - raw_local_irq_restore(flags); -} - -static inline void imx_gpio_set_value(unsigned gpio, int value) -{ - if(__builtin_constant_p(gpio)) - imx_gpio_set_value_inline(gpio, value); - else - __imx_gpio_set_value(gpio, value); -} - -extern int imx_gpio_to_irq(unsigned gpio); - -extern int imx_irq_to_gpio(unsigned irq); - -/*-------------------------------------------------------------------------*/ - -/* Wrappers for "new style" GPIO calls. These calls i.MX specific versions - * to allow future extension of GPIO logic. - */ - -static inline int gpio_request(unsigned gpio, const char *label) -{ - return imx_gpio_request(gpio, label); -} - -static inline void gpio_free(unsigned gpio) -{ - might_sleep(); - - imx_gpio_free(gpio); -} - -static inline int gpio_direction_input(unsigned gpio) -{ - return imx_gpio_direction_input(gpio); -} - -static inline int gpio_direction_output(unsigned gpio, int value) -{ - return imx_gpio_direction_output(gpio, value); -} - -static inline int gpio_get_value(unsigned gpio) -{ - return imx_gpio_get_value(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - imx_gpio_set_value(gpio, value); -} - -#include <asm-generic/gpio.h> /* cansleep wrappers */ - -static inline int gpio_to_irq(unsigned gpio) -{ - return imx_gpio_to_irq(gpio); -} - -static inline int irq_to_gpio(unsigned irq) -{ - return imx_irq_to_gpio(irq); -} - - -#endif |