diff options
| -rw-r--r-- | sys/arch/macppc/conf/files.macppc | 7 | ||||
| -rw-r--r-- | sys/arch/macppc/dev/onyx.c | 191 |
2 files changed, 197 insertions, 1 deletions
diff --git a/sys/arch/macppc/conf/files.macppc b/sys/arch/macppc/conf/files.macppc index 64ea931cd8d..556bd6c90a7 100644 --- a/sys/arch/macppc/conf/files.macppc +++ b/sys/arch/macppc/conf/files.macppc @@ -1,4 +1,4 @@ -# $OpenBSD: files.macppc,v 1.40 2005/11/17 15:03:52 drahn Exp $ +# $OpenBSD: files.macppc,v 1.41 2005/11/19 00:43:41 kettenis Exp $ # # macppc-specific configuration info @@ -213,6 +213,11 @@ device tumbler: audio, auconv, mulaw, i2s attach tumbler at macobio file arch/macppc/dev/tumbler.c tumbler +# onyx audio +device onyx: audio, auconv, mulaw, i2s +attach onyx at macobio +file arch/macppc/dev/onyx.c onyx + # aoa audio device aoa: audio, auconv, mulaw, i2s attach aoa at macobio diff --git a/sys/arch/macppc/dev/onyx.c b/sys/arch/macppc/dev/onyx.c new file mode 100644 index 00000000000..edfe66b90d4 --- /dev/null +++ b/sys/arch/macppc/dev/onyx.c @@ -0,0 +1,191 @@ +/* $OpenBSD: onyx.c,v 1.1 2005/11/19 00:43:42 kettenis Exp $ */ + +/*- + * Copyright (c) 2005 Tsubai Masanari. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/param.h> +#include <sys/audioio.h> +#include <sys/device.h> +#include <sys/systm.h> + +#include <dev/audio_if.h> +#include <dev/ofw/openfirm.h> +#include <macppc/dev/dbdma.h> + +#include <machine/autoconf.h> + +#include <macppc/dev/i2svar.h> +#include <macppc/dev/ki2cvar.h> + +#ifdef ONYX_DEBUG +# define DPRINTF printf +#else +# define DPRINTF while (0) printf +#endif + +/* XXX */ +#define PCM3052_I2C_ADDR 0x8c + +/* PCM3052 registers */ +#define PCM3052_REG_LEFT_VOLUME 0x41 +#define PCM3052_REG_RIGHT_VOLUME 0x42 + +/* XXX */ +#define onyx_softc i2s_softc + +/* XXX */ +void ki2c_setmode(struct ki2c_softc *, u_int, u_int); +int ki2c_write(struct device *, int, int, const void *, int); + +int onyx_getdev(void *, struct audio_device *); +int onyx_match(struct device *, void *, void *); +void onyx_attach(struct device *, struct device *, void *); +void onyx_defer(struct device *); +void onyx_set_volume(struct onyx_softc *, int, int); + +struct cfattach onyx_ca = { + sizeof(struct onyx_softc), onyx_match, onyx_attach +}; + +struct cfdriver onyx_cd = { + NULL, "onyx", DV_DULL +}; + +struct audio_hw_if onyx_hw_if = { + i2s_open, + i2s_close, + NULL, + i2s_query_encoding, + i2s_set_params, + i2s_round_blocksize, + NULL, + NULL, + NULL, + NULL, + NULL, + i2s_halt_output, + i2s_halt_input, + NULL, + onyx_getdev, + NULL, + i2s_set_port, + i2s_get_port, + i2s_query_devinfo, + i2s_allocm, + NULL, + i2s_round_buffersize, + i2s_mappage, + i2s_get_props, + i2s_trigger_output, + i2s_trigger_input, +}; + +struct audio_device onyx_device = { + "ONYX", + "", + "onyx" +}; + +int +onyx_match(struct device *parent, void *match, void *aux) +{ + struct confargs *ca = aux; + int soundbus, soundchip; + char compat[32]; + + if (strcmp(ca->ca_name, "i2s") != 0) + return (0); + + if ((soundbus = OF_child(ca->ca_node)) == 0 || + (soundchip = OF_child(soundbus)) == 0) + return (0); + + bzero(compat, sizeof compat); + OF_getprop(soundchip, "compatible", compat, sizeof compat); + + if (strcmp(compat, "AOAbase") == 0) + return (1); + + return (0); +} + +void +onyx_attach(struct device *parent, struct device *self, void *aux) +{ + struct onyx_softc *sc = (struct onyx_softc *)self; + + sc->sc_setvolume = onyx_set_volume; + + i2s_attach(parent, sc, aux); + config_defer(self, onyx_defer); +} + +void +onyx_defer(struct device *dev) +{ + struct onyx_softc *sc = (struct onyx_softc *)dev; + struct device *dv; + + TAILQ_FOREACH(dv, &alldevs, dv_list) + if (strncmp(dv->dv_xname, "ki2c", 4) == 0 && + strncmp(dv->dv_parent->dv_xname, "macobio", 7) == 0) + sc->sc_i2c = dv; + if (sc->sc_i2c == NULL) { + printf("%s: unable to find i2c\n", sc->sc_dev.dv_xname); + return; + } + + /* XXX If i2c has failed to attach, what should we do? */ + + audio_attach_mi(&onyx_hw_if, sc, &sc->sc_dev); + + deq_reset(sc); + onyx_set_volume(sc, 192, 192); +} + +int +onyx_getdev(void *h, struct audio_device *retp) +{ + *retp = onyx_device; + return (0); +} + +void +onyx_set_volume(struct onyx_softc *sc, int left, int right) +{ + u_int8_t data; + + sc->sc_vol_l = left; + sc->sc_vol_r = right; + + ki2c_setmode(sc->sc_i2c, I2C_STDSUBMODE, 0); + data = 128 + (left >> 1); + ki2c_write(sc->sc_i2c, PCM3052_I2C_ADDR, + PCM3052_REG_LEFT_VOLUME, &data, 1); + data = 128 + (right >> 1); + ki2c_write(sc->sc_i2c, PCM3052_I2C_ADDR, + PCM3052_REG_RIGHT_VOLUME, &data, 1); +} |