target/linux/rdc/files-2.6.30/arch/x86/include/asm/rdc321x_gpio.h

   1 #ifndef _ASM_X86_MACH_RDC321X_GPIO_H
   2 #define _ASM_X86_MACH_RDC321X_GPIO_H
   3
   4 #include <linux/kernel.h>
   5
   6 extern int rdc_gpio_get_value(unsigned gpio);
   7 extern void rdc_gpio_set_value(unsigned gpio, int value);
   8 extern int rdc_gpio_direction_input(unsigned gpio);
   9 extern int rdc_gpio_direction_output(unsigned gpio, int value);
  10 extern int rdc_gpio_request(unsigned gpio, const char *label);
  11 extern void rdc_gpio_free(unsigned gpio);
  12
  13 /* Wrappers for the arch-neutral GPIO API */
  14
  15 static inline int gpio_request(unsigned gpio, const char *label)
  16 {
  17         return rdc_gpio_request(gpio, label);
  18 }
  19
  20 static inline void gpio_free(unsigned gpio)
  21 {
  22         might_sleep();
  23         rdc_gpio_free(gpio);
  24 }
  25
  26 static inline int gpio_direction_input(unsigned gpio)
  27 {
  28         return rdc_gpio_direction_input(gpio);
  29 }
  30
  31 static inline int gpio_direction_output(unsigned gpio, int value)
  32 {
  33         return rdc_gpio_direction_output(gpio, value);
  34 }
  35
  36 static inline int gpio_get_value(unsigned gpio)
  37 {
  38         return rdc_gpio_get_value(gpio);
  39 }
  40
  41 static inline void gpio_set_value(unsigned gpio, int value)
  42 {
  43         rdc_gpio_set_value(gpio, value);
  44 }
  45
  46 static inline int gpio_to_irq(unsigned gpio)
  47 {
  48         return gpio;
  49 }
  50
  51 static inline int irq_to_gpio(unsigned irq)
  52 {
  53         return irq;
  54 }
  55
  56 /* For cansleep */
  57 #include <asm-generic/gpio.h>
  58
  59 #endif /* _ASM_X86_MACH_RDC321X_GPIO_H */