1 /*-
8  * 1. Redistributions of source code must retain the above copyright
44 #include <dev/led/led.h>
71 	struct gpioled *led;  in gpioled_control()  local
73 	led = (struct gpioled *)priv;  in gpioled_control()
74 	if (led->pin)  in gpioled_control()
75 		gpio_pin_set_active(led->pin, onoff);  in gpioled_control()
80     struct gpioled *led)  in gpioleds_attach_led()  argument
86 	led->parent_sc = sc;  in gpioleds_attach_led()
89 	if (OF_getprop_alloc(node, "default-state",  in gpioleds_attach_led()
90 	    (void **)&default_state) != -1) {  in gpioleds_attach_led()
92 			state = 1;  in gpioleds_attach_led()
96 			state = -1;  in gpioleds_attach_led()
98 			state = -1;  in gpioleds_attach_led()
99 			device_printf(sc->sc_dev,  in gpioleds_attach_led()
100 			    "unknown value for default-state in FDT\n");  in gpioleds_attach_led()
106 	if (OF_getprop_alloc(node, "label", (void **)&name) == -1)  in gpioleds_attach_led()
110 		device_printf(sc->sc_dev,  in gpioleds_attach_led()
111 		    "no name provided for gpio LED, skipping\n");  in gpioleds_attach_led()
115 	err = gpio_pin_get_by_ofw_idx(sc->sc_dev, node, 0, &led->pin);  in gpioleds_attach_led()
117 		device_printf(sc->sc_dev, "<%s> failed to map pin\n", name);  in gpioleds_attach_led()
122 	gpio_pin_setflags(led->pin, GPIO_PIN_OUTPUT);  in gpioleds_attach_led()
124 	led->leddev = led_create_state(gpioled_control, led, name,  in gpioleds_attach_led()
132 gpioleds_detach_led(struct gpioled *led)  in gpioleds_detach_led()  argument
135 	if (led->leddev != NULL)  in gpioleds_detach_led()
136 		led_destroy(led->leddev);  in gpioleds_detach_led()
138 	if (led->pin)  in gpioleds_detach_led()
139 		gpio_pin_release(led->pin);  in gpioleds_detach_led()
147 	if (!ofw_bus_is_compatible(dev, "gpio-leds"))  in gpioled_probe()
162 	if ((leds = ofw_bus_get_node(dev)) == -1)  in gpioled_attach()
166 	sc->sc_dev = dev;  in gpioled_attach()
167 	sc->sc_busdev = device_get_parent(dev);  in gpioled_attach()
169 	/* Traverse the 'gpio-leds' node and count leds */  in gpioled_attach()
178 		sc->sc_leds =  malloc(sizeof(struct gpioled) * total_leds,  in gpioled_attach()
181 		sc->sc_total_leds = 0;  in gpioled_attach()
182 		/* Traverse the 'gpio-leds' node and count leds */  in gpioled_attach()
186 			gpioleds_attach_led(sc, child, &sc->sc_leds[sc->sc_total_leds]);  in gpioled_attach()
187 			sc->sc_total_leds++;  in gpioled_attach()
202 	for (i = 0; i < sc->sc_total_leds; i++)  in gpioled_detach()
203 		gpioleds_detach_led(&sc->sc_leds[i]);  in gpioled_detach()
205 	if (sc->sc_leds)  in gpioled_detach()
206 		free(sc->sc_leds, M_DEVBUF);  in gpioled_detach()
228 MODULE_DEPEND(gpioled, gpiobus, 1, 1, 1);