sys/bus/gpio/gpio_intel/gpio_intel_var.h

   1 #ifndef _GPIO_INTEL_VAR_H
   2 #define _GPIO_INTEL_VAR_H
   3
   4 struct pinrange {
   5         int start;
   6         int end;
   7 };
   8
   9 struct pin_intr_map {
  10         int pin;
  11         int intidx;
  12         void *arg;
  13         driver_intr_t *handler;
  14         int is_level;
  15         uint32_t orig_intcfg;
  16         uint32_t orig_gpiocfg;
  17 };
  18
  19 struct pin_io_map {
  20         int pin;
  21         int flags;
  22 };
  23
  24 struct gpio_intel_softc {
  25         device_t dev;
  26         struct resource *mem_res;
  27         struct resource *irq_res;
  28         void            *intrhand;
  29         struct lock     lk;
  30         struct pinrange *ranges;
  31         struct pin_intr_map intrmaps[16];
  32         struct pin_io_map iomaps[128];
  33         struct gpio_intel_fns *fns;
  34 };
  35
  36 typedef void(*gpio_intel_init_fn)(struct gpio_intel_softc *sc);
  37 typedef int(*gpio_intel_map_intr_fn)(struct gpio_intel_softc *sc,
  38             uint16_t pin, int trigger, int polarity, int termination);
  39 typedef void(*gpio_intel_unmap_intr_fn)(struct gpio_intel_softc *sc,
  40             struct pin_intr_map *map);
  41 typedef void(*gpio_intel_enable_intr_fn)(struct gpio_intel_softc *sc,
  42             struct pin_intr_map *map);
  43 typedef void(*gpio_intel_disable_intr_fn)(struct gpio_intel_softc *sc,
  44             struct pin_intr_map *map);
  45 typedef int(*gpio_intel_check_io_pin_fn)(struct gpio_intel_softc *sc,
  46             uint16_t pin, int flags);
  47 typedef void(*gpio_intel_write_pin_fn)(struct gpio_intel_softc *sc,
  48             uint16_t pin, int value);
  49 typedef int(*gpio_intel_read_pin_fn)(struct gpio_intel_softc *sc,
  50             uint16_t pin);
  51
  52 struct gpio_intel_fns {
  53         gpio_intel_init_fn      init;
  54         driver_intr_t           *intr;
  55         gpio_intel_map_intr_fn  map_intr;
  56         gpio_intel_unmap_intr_fn unmap_intr;
  57         gpio_intel_enable_intr_fn enable_intr;
  58         gpio_intel_disable_intr_fn disable_intr;
  59         gpio_intel_check_io_pin_fn check_io_pin;
  60         gpio_intel_write_pin_fn write_pin;
  61         gpio_intel_read_pin_fn  read_pin;
  62 };
  63
  64 int     gpio_cherryview_matchuid(struct gpio_intel_softc *sc);
  65
  66 #endif