static int gpiobus_attach(device_t dev) { int err; err = gpiobus_init_softc(dev); if (err != 0) return (err); /* * Get parent's pins and mark them as unmapped */ bus_generic_probe(dev); bus_enumerate_hinted_children(dev); return (bus_generic_attach(dev)); }
static int ofw_gpiobus_attach(device_t dev) { int err; phandle_t child; err = gpiobus_init_softc(dev); if (err != 0) return (err); bus_generic_probe(dev); bus_enumerate_hinted_children(dev); /* * Attach the children represented in the device tree. */ for (child = OF_child(ofw_bus_get_node(dev)); child != 0; child = OF_peer(child)) { if (!OF_hasprop(child, "gpios")) continue; if (ofw_gpiobus_add_fdt_child(dev, NULL, child) == NULL) continue; } return (bus_generic_attach(dev)); }