1 /*-
49 #define	READ(_sc, _r)		bus_read_4((_sc)->res[0], (_r))
50 #define	WRITE(_sc, _r, _v)	bus_write_4((_sc)->res[0], (_r), (_v))
83 #define	 AW_IR_RXSTA_COUNTER(val)	(((val) >> 8) & (sc->fifo_size * 2 - 1))
96 /* Idle Threshold = (2 + 1) * 128 * 42.7 = ~16.4ms > 9ms */
99 /* Bit 15 - value (pulse/space) */
101 /* Bits 0:14 - sample duration  */
114 /* 80 * 42.7 = ~3.4ms, Lead1(4.5ms) > AW_IR_L1_MIN */
116 /* 40 * 42.7 = ~1.7ms, Lead0(4.5ms) Lead0R(2.25ms) > AW_IR_L0_MIN */
127 #define	AW_IR_ACTIVE_T			(((AW_IR_ACTIVE_T_VAL - 1) & 0xff) << 16)
164 	{ -1, 0 }
168 	{ "allwinner,sun4i-a10-ir",	A10_IR },
169 	{ "allwinner,sun5i-a13-ir",	A13_IR },
170 	{ "allwinner,sun6i-a31-ir",	A31_IR },
178 	sc->dcnt = 0;  in aw_ir_buf_reset()
185 	if (sc->dcnt < AW_IR_RAW_BUF_SIZE)  in aw_ir_buf_write()
186 		sc->buf[sc->dcnt++] = data;  in aw_ir_buf_write()
189 			device_printf(sc->dev, "IR RX Buffer Full!\n");  in aw_ir_buf_write()
196 	return (sc->dcnt >= AW_IR_RAW_BUF_SIZE);  in aw_ir_buf_full()
215 		device_printf(sc->dev, "sc->dcnt = %d\n", sc->dcnt);  in aw_ir_decode_packets()
222 		device_printf(sc->dev, "Initial len: %d\n", len);  in aw_ir_decode_packets()
223 	for (i = 0;  i < sc->dcnt; i++) {  in aw_ir_decode_packets()
224 		val = sc->buf[i];  in aw_ir_decode_packets()
234 		device_printf(sc->dev, "len = %d\n", len);  in aw_ir_decode_packets()
237 			device_printf(sc->dev, "Bit separator error\n");  in aw_ir_decode_packets()
243 	for (; i < sc->dcnt; i++) {  in aw_ir_decode_packets()
244 		val = sc->buf[i];  in aw_ir_decode_packets()
254 			device_printf(sc->dev, "Bit length error\n");  in aw_ir_decode_packets()
263 	for (; i < sc->dcnt; i++) {  in aw_ir_decode_packets()
264 		val = sc->buf[i];  in aw_ir_decode_packets()
271 						device_printf(sc->dev,  in aw_ir_decode_packets()
283 						device_printf(sc->dev,  in aw_ir_decode_packets()
338 		device_printf(sc->dev, "RX interrupt status: %x\n", val);  in aw_ir_intr()
346 			device_printf(sc->dev,  in aw_ir_intr()
354 					device_printf(sc->dev,  in aw_ir_intr()
365 			device_printf(sc->dev, "RX Packet end\n");  in aw_ir_intr()
369 			evdev_push_event(sc->sc_evdev,  in aw_ir_intr()
371 			evdev_sync(sc->sc_evdev);  in aw_ir_intr()
374 			device_printf(sc->dev, "Final IR code: %lx\n",  in aw_ir_intr()
376 			device_printf(sc->dev, "IR code status: %d\n",  in aw_ir_intr()
384 			device_printf(sc->dev, "RX FIFO overflow\n");  in aw_ir_intr()
397 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in aw_ir_probe()
417 	sc->dev = dev;  in aw_ir_attach()
419 	if (bus_alloc_resources(dev, aw_ir_spec, sc->res) != 0) {  in aw_ir_attach()
424 	switch (ofw_bus_search_compatible(dev, compat_data)->ocd_data) {  in aw_ir_attach()
426 		sc->fifo_size = 16;  in aw_ir_attach()
430 		sc->fifo_size = 64;  in aw_ir_attach()
434 	/* De-assert reset */  in aw_ir_attach()
438 			device_printf(dev, "cannot de-assert reset\n");  in aw_ir_attach()
443 	/* Reset buffer */  in aw_ir_attach()
475 	if (bus_setup_intr(dev, sc->res[1],  in aw_ir_attach()
477 	    &sc->intrhand)) {  in aw_ir_attach()
478 		bus_release_resources(dev, aw_ir_spec, sc->res);  in aw_ir_attach()
508 	    AW_IR_RXINT_RAI_EN | AW_IR_RXINT_RAL((sc->fifo_size >> 1) - 1));  in aw_ir_attach()
514 	sc->sc_evdev = evdev_alloc();  in aw_ir_attach()
515 	evdev_set_name(sc->sc_evdev, device_get_desc(sc->dev));  in aw_ir_attach()
516 	evdev_set_phys(sc->sc_evdev, device_get_nameunit(sc->dev));  in aw_ir_attach()
517 	evdev_set_id(sc->sc_evdev, BUS_HOST, 0, 0, 0);  in aw_ir_attach()
518 	evdev_support_event(sc->sc_evdev, EV_SYN);  in aw_ir_attach()
519 	evdev_support_event(sc->sc_evdev, EV_MSC);  in aw_ir_attach()
520 	evdev_support_msc(sc->sc_evdev, MSC_SCAN);  in aw_ir_attach()
522 	err = evdev_register(sc->sc_evdev);  in aw_ir_attach()
537 	evdev_free(sc->sc_evdev);  in aw_ir_attach()
538 	sc->sc_evdev = NULL;	/* Avoid double free */  in aw_ir_attach()
540 	bus_release_resources(dev, aw_ir_spec, sc->res);  in aw_ir_attach()