Lines Matching +full:pcm +full:- +full:interface +full:- +full:rate

1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause AND BSD-3-Clause
27 /*-
80 #include <dev/sound/pcm/sound.h>
109 	/* Device interface. */
116 	"pcm",
128 	/* Device interface. */
137 	int			 detect_active; /* for extint-gpio */
138 	int			 level;		/* for extint-gpio */
139 	struct i2s_softc	*i2s;		/* for extint-gpio */
195 	sc->aoa.sc_dev = self;
196 	sc->node = ofw_bus_get_node(self);
198 	port = of_find_firstchild_byname(sc->node, "i2s-a");
199 	if (port == -1)
201 	sc->soundnode = of_find_firstchild_byname(port, "sound");
202 	if (sc->soundnode == -1)
205 	mtx_init(&sc->port_mtx, "port_mtx", NULL, MTX_DEF);
209 	sc->reg = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, RF_ACTIVE);
210 	if (sc->reg == NULL)
215 	sc->aoa.sc_odma = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, 
217 	if (sc->aoa.sc_odma == NULL)
220 	/* Establish the DBDMA channel edge-triggered interrupt. */
246 	i2s_delayed_attach->ich_func = i2s_postattach;
247 	i2s_delayed_attach->ich_arg = sc;
280 	{"headphone-mute",      HEADPHONE_MUTE},
281 	{"lineout-mute",	LINEOUT_MUTE},
282 	{"amp-mute",	    	AMP_MUTE},
283 	{"headphone-detect",    HEADPHONE_DETECT},
284 	{"lineout-detect",      LINEOUT_DETECT},
285 	{"line-output-detect",  LINEOUT_DETECT},
286 	{"audio-hw-reset",      AUDIO_HW_RESET},
287 	{"hw-reset",	    	AUDIO_HW_RESET},
302 		sc->level = sc->detect_active;
304 		sc->level = !(sc->detect_active);
306 	if (sc->i2s)
307 		i2s_cint(sc->i2s);
320 	if (node == 0 || node == -1)
324 	if (OF_getprop(node, "audio-gpio", bname, sizeof(bname)) > 2)
330 	for (m = gpio_controls; m->name != NULL; m++) {
331 		if (strcmp(name, m->name) == 0) {
333 			gpio_ctrls[m->ctrl] = sc;
334 			sc->dev = gpio;
335 			sc->ctrl = m->ctrl;
336 			sc->level = 0;
337 			sc->detect_active = 0;
338 			sc->i2s = NULL;
340 			OF_getprop(node, "audio-gpio-active-state", 
341 				&sc->detect_active, sizeof(sc->detect_active));
343 			if ((1 << m->ctrl) & GPIO_CTRL_EXTINT_SET)
346 			device_set_desc(gpio, m->name);
365 	if ((1 << sc->ctrl) & GPIO_CTRL_EXTINT_SET) {
394 #define I2S_INT_CLKSTOPPEND     0x01000000  /* clock-stop interrupt pending */
437    'rate' is the frame rate.
443 i2s_setup(struct i2s_softc *sc, u_int rate, u_int wordsize, u_int sclk_fs)
461 	mclk = rate * MCLK_FS;
486 		x = (mdiv / 2) - 1;
499 		x = (sdiv / 2) - 1;
533 	x = bus_read_4(sc->reg, I2S_WORDSIZE);
535 		bus_write_4(sc->reg, I2S_WORDSIZE, wordformat);
537 	x = bus_read_4(sc->reg, I2S_FORMAT);
550 			bus_space_write_4(sc->sc_tag, sc->sc_bsh, I2S_INT, 
555 			for (timo = 1000; timo > 0; timo--) {
556 				if (bus_space_read_4(sc->sc_tag, sc->sc_bsh,
565 					sc->sc_dev.dv_xname);
568 		bus_space_write_4(sc->sc_tag, sc->sc_bsh, I2S_FORMAT, reg);
584 	for (n = OF_child(node); n != -1; n = OF_peer(n)) {
592 	return (-1);
603 	return (macgpio_read(sc->dev) & GPIO_DATA);
619 	macgpio_write(sc->dev, reg);
628 	    gpio_ctrls[HEADPHONE_DETECT]->level)
632 	    gpio_ctrls[LINEOUT_DETECT]->level)
698 	if (mask == sc->output_mask)
701 	mtx_lock(&sc->port_mtx);
723 	sc->output_mask = mask;
725 	mtx_unlock(&sc->port_mtx);
735 	self = sc->aoa.sc_dev;
750 			gpio_ctrls[i]->i2s = sc;