target/linux/package/switch/src/gpio.h

   1 #ifndef __GPIO_H
   2 #define __GPIO_H
   3
   4 #if defined(BCMGPIO2)
   5
   6 #ifdef LINUX_2_4
   7 #define sbh bcm947xx_sbh
   8 extern void *bcm947xx_sbh;
   9 #else
  10 extern void *sbh;
  11 #endif
  12
  13 extern __u32 sb_gpioin(void *sbh);
  14 extern __u32 sb_gpiointpolarity(void *sbh, __u32 mask, __u32 val, __u8 prio);
  15 extern __u32 sb_gpiointmask(void *sbh, __u32 mask, __u32 val, __u8 prio);
  16 extern __u32 sb_gpioouten(void *sbh, __u32 mask, __u32 val, __u8 prio);
  17 extern __u32 sb_gpioout(void *sbh, __u32 mask, __u32 val, __u8 prio);
  18
  19 #define gpioin() sb_gpioin(sbh)
  20 #define gpiointpolarity(mask,val) sb_gpiointpolarity(sbh, mask, val, 0)
  21 #define gpiointmask(mask,val) sb_gpiointmask(sbh, mask, val, 0)
  22 #define gpioouten(mask,val) sb_gpioouten(sbh, mask, val, 0)
  23 #define gpioout(mask,val) sb_gpioout(sbh, mask, val, 0)
  24
  25 #elif defined(BCMGPIO)
  26
  27 #define sbh bcm947xx_sbh
  28 extern void *bcm947xx_sbh;
  29 extern __u32 sb_gpioin(void *sbh);
  30 extern __u32 sb_gpiointpolarity(void *sbh, __u32 mask, __u32 val);
  31 extern __u32 sb_gpiointmask(void *sbh, __u32 mask, __u32 val);
  32 extern __u32 sb_gpioouten(void *sbh, __u32 mask, __u32 val);
  33 extern __u32 sb_gpioout(void *sbh, __u32 mask, __u32 val);
  34
  35 #define gpioin() sb_gpioin(sbh)
  36 #define gpiointpolarity(mask,val) sb_gpiointpolarity(sbh, mask, val)
  37 #define gpiointmask(mask,val) sb_gpiointmask(sbh, mask, val)
  38 #define gpioouten(mask,val) sb_gpioouten(sbh, mask, val)
  39 #define gpioout(mask,val) sb_gpioout(sbh, mask, val)
  40
  41 #else
  42 #error Unsupported/unknown GPIO configuration
  43 #endif
  44
  45 #endif /* __GPIO_H */