diff options
Diffstat (limited to 'sys/dev/gpio/gpiobus.c')
| -rw-r--r-- | sys/dev/gpio/gpiobus.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/sys/dev/gpio/gpiobus.c b/sys/dev/gpio/gpiobus.c index efff2c0..9579fe2 100644 --- a/sys/dev/gpio/gpiobus.c +++ b/sys/dev/gpio/gpiobus.c @@ -131,6 +131,30 @@ gpiobus_print_pins(struct gpiobus_ivar *devi, char *buf, size_t buflen) strlcat(buf, tmp, buflen); } +device_t +gpiobus_attach_bus(device_t dev) +{ + device_t busdev; + + busdev = device_add_child(dev, "gpiobus", -1); + if (busdev == NULL) + return (NULL); + if (device_add_child(dev, "gpioc", -1) == NULL) { + device_delete_child(dev, busdev); + return (NULL); + } + bus_generic_attach(dev); + + return (busdev); +} + +int +gpiobus_detach_bus(device_t dev) +{ + + return (bus_generic_detach(dev)); +} + int gpiobus_init_softc(device_t dev) { |
