diff options
Diffstat (limited to 'sys/arch/macppc/dev')
| -rw-r--r-- | sys/arch/macppc/dev/tumbler.c | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/sys/arch/macppc/dev/tumbler.c b/sys/arch/macppc/dev/tumbler.c new file mode 100644 index 00000000000..c8787c02cc5 --- /dev/null +++ b/sys/arch/macppc/dev/tumbler.c @@ -0,0 +1,391 @@ +/* $OpenBSD: tumbler.c,v 1.1 2005/10/31 00:24:57 brad Exp $ */ +/* $Id: tumbler.c,v 1.1 2005/10/31 00:24:57 brad Exp $ */ + +/*- + * Copyright (c) 2001,2003 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. + */ + +/* + * Datasheet is available from + * http://www.ti.com/sc/docs/products/analog/tas3001.html + */ + +#include <sys/param.h> +#include <sys/audioio.h> +#include <sys/device.h> +#include <sys/malloc.h> +#include <sys/systm.h> + +#include <dev/auconv.h> +#include <dev/audio_if.h> +#include <dev/mulaw.h> +#include <dev/ofw/openfirm.h> +#include <macppc/dev/dbdma.h> + +#include <uvm/uvm_extern.h> + +#include <machine/autoconf.h> +#include <machine/pio.h> + +#include <macppc/dev/i2svar.h> + +#ifdef TUMBLER_DEBUG +# define DPRINTF printf +#else +# define DPRINTF while (0) printf +#endif + +/* XXX */ +#define tumbler_softc i2s_softc + +/* XXX */ +int ki2c_write(struct device *, int, int, const void *, int); +int ki2c_writereg(struct device *, int, u_int); + +void tumbler_init(struct tumbler_softc *); +int tumbler_getdev(void *, struct audio_device *); +int tumbler_match(struct device *, void *, void *); +void tumbler_attach(struct device *, struct device *, void *); +void tumbler_defer(struct device *); +void tumbler_set_volume(struct tumbler_softc *, int, int); + +int tas3001_write(struct tumbler_softc *, u_int, const void *); +int tas3001_init(struct tumbler_softc *); + +struct cfattach tumbler_ca = { + sizeof(struct tumbler_softc), tumbler_match, tumbler_attach +}; +struct cfdriver tumbler_cd = { + NULL, "tumbler", DV_DULL +}; + +struct audio_hw_if tumbler_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, + tumbler_getdev, + NULL, + i2s_set_port, + i2s_get_port, + i2s_query_devinfo, + i2s_allocm, /* allocm */ + NULL, + i2s_round_buffersize, + i2s_mappage, + i2s_get_props, + i2s_trigger_output, + i2s_trigger_input, +}; + +struct audio_device tumbler_device = { + "TUMBLER", + "", + "tumbler" +}; + +/* TAS3001 registers */ +#define DEQ_MCR 0x01 /* Main Control Register (1byte) */ +#define DEQ_DRC 0x02 /* Dynamic Range Compression (2bytes) */ +#define DEQ_VOLUME 0x04 /* Volume (6bytes) */ +#define DEQ_TREBLE 0x05 /* Treble Control Register (1byte) */ +#define DEQ_BASS 0x06 /* Bass Control Register (1byte) */ +#define DEQ_MIXER1 0x07 /* Mixer 1 (3bytes) */ +#define DEQ_MIXER2 0x08 /* Mixer 2 (3bytes) */ +#define DEQ_LB0 0x0a /* Left Biquad 0 (15bytes) */ +#define DEQ_LB1 0x0b /* Left Biquad 1 (15bytes) */ +#define DEQ_LB2 0x0c /* Left Biquad 2 (15bytes) */ +#define DEQ_LB3 0x0d /* Left Biquad 3 (15bytes) */ +#define DEQ_LB4 0x0e /* Left Biquad 4 (15bytes) */ +#define DEQ_LB5 0x0f /* Left Biquad 5 (15bytes) */ +#define DEQ_RB0 0x13 /* Right Biquad 0 (15bytes) */ +#define DEQ_RB1 0x14 /* Right Biquad 1 (15bytes) */ +#define DEQ_RB2 0x15 /* Right Biquad 2 (15bytes) */ +#define DEQ_RB3 0x16 /* Right Biquad 3 (15bytes) */ +#define DEQ_RB4 0x17 /* Right Biquad 4 (15bytes) */ +#define DEQ_RB5 0x18 /* Right Biquad 5 (15bytes) */ + +#define DEQ_MCR_FL 0x80 /* Fast load */ +#define DEQ_MCR_SC 0x40 /* SCLK frequency */ +#define DEQ_MCR_SC_32 0x00 /* 32fs */ +#define DEQ_MCR_SC_64 0x40 /* 64fs */ +#define DEQ_MCR_OM 0x30 /* Output serial port mode */ +#define DEQ_MCR_OM_L 0x00 /* Left justified */ +#define DEQ_MCR_OM_R 0x10 /* Right justified */ +#define DEQ_MCR_OM_I2S 0x20 /* I2S */ +#define DEQ_MCR_IM 0x0c /* Input serial port mode */ +#define DEQ_MCR_IM_L 0x00 /* Left justified */ +#define DEQ_MCR_IM_R 0x04 /* Right justified */ +#define DEQ_MCR_IM_I2S 0x08 /* I2S */ +#define DEQ_MCR_W 0x03 /* Serial port word length */ +#define DEQ_MCR_W_16 0x00 /* 16 bit */ +#define DEQ_MCR_W_18 0x01 /* 18 bit */ +#define DEQ_MCR_W_20 0x02 /* 20 bit */ + +#define DEQ_DRC_CR 0xc0 /* Compression ratio */ +#define DEQ_DRC_CR_31 0xc0 /* 3:1 */ +#define DEQ_DRC_EN 0x01 /* Enable DRC */ + +#define DEQ_MCR_I2S (DEQ_MCR_OM_I2S | DEQ_MCR_IM_I2S) + +struct tas3001_reg { + u_char MCR[1]; + u_char DRC[2]; + u_char VOLUME[6]; + u_char TREBLE[1]; + u_char BASS[1]; + u_char MIXER1[3]; + u_char MIXER2[3]; + u_char LB0[15]; + u_char LB1[15]; + u_char LB2[15]; + u_char LB3[15]; + u_char LB4[15]; + u_char LB5[15]; + u_char RB0[15]; + u_char RB1[15]; + u_char RB2[15]; + u_char RB3[15]; + u_char RB4[15]; + u_char RB5[15]; +}; + +int +tumbler_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, "tumbler") != 0) + return 0; + + return 1; +} + +void +tumbler_attach(struct device *parent, struct device *self, void *aux) +{ + struct tumbler_softc *sc = (struct tumbler_softc *)self; + + sc->sc_setvolume = tumbler_set_volume; + + i2s_attach(parent, sc, aux); + config_defer(self, tumbler_defer); +} + +void +tumbler_defer(struct device *dev) +{ + struct tumbler_softc *sc = (struct tumbler_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(&tumbler_hw_if, sc, &sc->sc_dev); + + tumbler_init(sc); +} + +void +tumbler_set_volume(struct tumbler_softc *sc, int left, int right) +{ + u_char vol[6]; + + sc->sc_vol_l = left; + sc->sc_vol_r = right; + + left <<= 6; /* XXX for now */ + right <<= 6; + + vol[0] = left >> 16; + vol[1] = left >> 8; + vol[2] = left; + vol[3] = right >> 16; + vol[4] = right >> 8; + vol[5] = right; + + tas3001_write(sc, DEQ_VOLUME, vol); +} + +const struct tas3001_reg tas3001_initdata = { + { DEQ_MCR_SC_64 | DEQ_MCR_I2S | DEQ_MCR_W_20 }, /* MCR */ + { DEQ_DRC_CR_31, 0xa0 }, /* DRC */ + { 0, 0, 0, 0, 0, 0 }, /* VOLUME */ + { 0x72 }, /* TREBLE */ + { 0x3e }, /* BASS */ + { 0x10, 0x00, 0x00 }, /* MIXER1 */ + { 0x00, 0x00, 0x00 }, /* MIXER2 */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ + { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ +}; + +const char tas3001_regsize[] = { + 0, /* 0x00 */ + sizeof tas3001_initdata.MCR, /* 0x01 */ + sizeof tas3001_initdata.DRC, /* 0x02 */ + 0, /* 0x03 */ + sizeof tas3001_initdata.VOLUME, /* 0x04 */ + sizeof tas3001_initdata.TREBLE, /* 0x05 */ + sizeof tas3001_initdata.BASS, /* 0x06 */ + sizeof tas3001_initdata.MIXER1, /* 0x07 */ + sizeof tas3001_initdata.MIXER2, /* 0x08 */ + 0, /* 0x09 */ + sizeof tas3001_initdata.LB0, /* 0x0a */ + sizeof tas3001_initdata.LB1, /* 0x0b */ + sizeof tas3001_initdata.LB2, /* 0x0c */ + sizeof tas3001_initdata.LB3, /* 0x0d */ + sizeof tas3001_initdata.LB4, /* 0x0e */ + sizeof tas3001_initdata.LB5, /* 0x0f */ + 0, /* 0x10 */ + 0, /* 0x11 */ + 0, /* 0x12 */ + sizeof tas3001_initdata.RB0, /* 0x13 */ + sizeof tas3001_initdata.RB1, /* 0x14 */ + sizeof tas3001_initdata.RB2, /* 0x15 */ + sizeof tas3001_initdata.RB3, /* 0x16 */ + sizeof tas3001_initdata.RB4, /* 0x17 */ + sizeof tas3001_initdata.RB5 /* 0x18 */ +}; + +#define DEQaddr 0x68 + +int +tas3001_write(struct tumbler_softc *sc, u_int reg, const void *data) +{ + int size; + + KASSERT(reg < sizeof tas3001_regsize); + size = tas3001_regsize[reg]; + KASSERT(size > 0); + + if (ki2c_write(sc->sc_i2c, DEQaddr, reg, data, size)) + return -1; + + return 0; +} + +#define DEQ_WRITE(sc, reg, addr) \ + if (tas3001_write(sc, reg, addr)) goto err + +int +tas3001_init(struct tumbler_softc *sc) +{ + deq_reset(sc); + + /* Initialize TAS3001 registers. */ + DEQ_WRITE(sc, DEQ_LB0, tas3001_initdata.LB0); + DEQ_WRITE(sc, DEQ_LB1, tas3001_initdata.LB1); + DEQ_WRITE(sc, DEQ_LB2, tas3001_initdata.LB2); + DEQ_WRITE(sc, DEQ_LB3, tas3001_initdata.LB3); + DEQ_WRITE(sc, DEQ_LB4, tas3001_initdata.LB4); + DEQ_WRITE(sc, DEQ_LB5, tas3001_initdata.LB5); + DEQ_WRITE(sc, DEQ_RB0, tas3001_initdata.RB0); + DEQ_WRITE(sc, DEQ_RB1, tas3001_initdata.RB1); + DEQ_WRITE(sc, DEQ_RB1, tas3001_initdata.RB1); + DEQ_WRITE(sc, DEQ_RB2, tas3001_initdata.RB2); + DEQ_WRITE(sc, DEQ_RB3, tas3001_initdata.RB3); + DEQ_WRITE(sc, DEQ_RB4, tas3001_initdata.RB4); + DEQ_WRITE(sc, DEQ_MCR, tas3001_initdata.MCR); + DEQ_WRITE(sc, DEQ_DRC, tas3001_initdata.DRC); + DEQ_WRITE(sc, DEQ_VOLUME, tas3001_initdata.VOLUME); + DEQ_WRITE(sc, DEQ_TREBLE, tas3001_initdata.TREBLE); + DEQ_WRITE(sc, DEQ_BASS, tas3001_initdata.BASS); + DEQ_WRITE(sc, DEQ_MIXER1, tas3001_initdata.MIXER1); + DEQ_WRITE(sc, DEQ_MIXER2, tas3001_initdata.MIXER2); + + return 0; +err: + printf("%s: tas3001_init: error\n", sc->sc_dev.dv_xname); + return -1; +} + +void +tumbler_init(struct tumbler_softc *sc) +{ + + /* "sample-rates" (44100, 48000) */ + i2s_set_rate(sc, 44100); + +#if 1 + /* Enable I2C interrupts. */ +#define IER 4 +#define I2C_INT_DATA 0x01 +#define I2C_INT_ADDR 0x02 +#define I2C_INT_STOP 0x04 + ki2c_writereg(sc->sc_i2c, IER,I2C_INT_DATA|I2C_INT_ADDR|I2C_INT_STOP); +#endif + + if (tas3001_init(sc)) + return; + + tumbler_set_volume(sc, 80, 80); +} + +int +tumbler_getdev(void *h, struct audio_device *retp) +{ + *retp = tumbler_device; + return 0; +} |