/* $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 #include #include #include #include #include #include #include #include #include #include #include #include #include #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; }