diff options
| -rw-r--r-- | sys/arch/macppc/dev/tumbler.c | 115 |
1 files changed, 112 insertions, 3 deletions
diff --git a/sys/arch/macppc/dev/tumbler.c b/sys/arch/macppc/dev/tumbler.c index c8787c02cc5..5235a86665e 100644 --- a/sys/arch/macppc/dev/tumbler.c +++ b/sys/arch/macppc/dev/tumbler.c @@ -1,5 +1,4 @@ -/* $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 $ */ +/* $OpenBSD: tumbler.c,v 1.2 2005/10/31 01:20:46 brad Exp $ */ /*- * Copyright (c) 2001,2003 Tsubai Masanari. All rights reserved. @@ -29,7 +28,7 @@ /* * Datasheet is available from - * http://www.ti.com/sc/docs/products/analog/tas3001.html + * http://focus.ti.com/docs/prod/folders/print/tas3001.html */ #include <sys/param.h> @@ -70,6 +69,8 @@ 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); +void tumbler_set_bass(struct tumbler_softc *, int); +void tumbler_set_treble(struct tumbler_softc *, int); int tas3001_write(struct tumbler_softc *, u_int, const void *); int tas3001_init(struct tumbler_softc *); @@ -116,6 +117,86 @@ struct audio_device tumbler_device = { "tumbler" }; +const uint8_t tumbler_trebletab[] = { + 0x96, /* -18dB */ + 0x94, /* -17dB */ + 0x92, /* -16dB */ + 0x90, /* -15dB */ + 0x8e, /* -14dB */ + 0x8c, /* -13dB */ + 0x8a, /* -12dB */ + 0x88, /* -11dB */ + 0x86, /* -10dB */ + 0x84, /* -9dB */ + 0x82, /* -8dB */ + 0x80, /* -7dB */ + 0x7e, /* -6dB */ + 0x7c, /* -5dB */ + 0x7a, /* -4dB */ + 0x78, /* -3dB */ + 0x76, /* -2dB */ + 0x74, /* -1dB */ + 0x72, /* 0dB */ + 0x70, /* 1dB */ + 0x6d, /* 2dB */ + 0x6b, /* 3dB */ + 0x68, /* 4dB */ + 0x65, /* 5dB */ + 0x62, /* 6dB */ + 0x5e, /* 7dB */ + 0x59, /* 8dB */ + 0x5a, /* 9dB */ + 0x4f, /* 10dB */ + 0x49, /* 11dB */ + 0x42, /* 12dB */ + 0x3a, /* 13dB */ + 0x32, /* 14dB */ + 0x28, /* 15dB */ + 0x1c, /* 16dB */ + 0x10, /* 17dB */ + 0x01, /* 18dB */ +}; + +const uint8_t tumbler_basstab[] = { + 0x86, /* -18dB */ + 0x7f, /* -17dB */ + 0x7a, /* -16dB */ + 0x76, /* -15dB */ + 0x72, /* -14dB */ + 0x6e, /* -13dB */ + 0x6b, /* -12dB */ + 0x66, /* -11dB */ + 0x61, /* -10dB */ + 0x5d, /* -9dB */ + 0x5a, /* -8dB */ + 0x58, /* -7dB */ + 0x55, /* -6dB */ + 0x53, /* -5dB */ + 0x4f, /* -4dB */ + 0x4b, /* -3dB */ + 0x46, /* -2dB */ + 0x42, /* -1dB */ + 0x3e, /* 0dB */ + 0x3b, /* 1dB */ + 0x38, /* 2dB */ + 0x35, /* 3dB */ + 0x31, /* 4dB */ + 0x2e, /* 5dB */ + 0x2b, /* 6dB */ + 0x28, /* 7dB */ + 0x25, /* 8dB */ + 0x21, /* 9dB */ + 0x1c, /* 10dB */ + 0x18, /* 11dB */ + 0x16, /* 12dB */ + 0x13, /* 13dB */ + 0x10, /* 14dB */ + 0x0d, /* 15dB */ + 0x0a, /* 16dB */ + 0x06, /* 17dB */ + 0x01, /* 18dB */ +}; + /* TAS3001 registers */ #define DEQ_MCR 0x01 /* Main Control Register (1byte) */ #define DEQ_DRC 0x02 /* Dynamic Range Compression (2bytes) */ @@ -211,6 +292,8 @@ tumbler_attach(struct device *parent, struct device *self, void *aux) struct tumbler_softc *sc = (struct tumbler_softc *)self; sc->sc_setvolume = tumbler_set_volume; + sc->sc_setbass = tumbler_set_bass; + sc->sc_settreble = tumbler_set_treble; i2s_attach(parent, sc, aux); config_defer(self, tumbler_defer); @@ -259,6 +342,32 @@ tumbler_set_volume(struct tumbler_softc *sc, int left, int right) tas3001_write(sc, DEQ_VOLUME, vol); } +void +tumbler_set_treble(struct tumbler_softc *sc, int value) +{ + uint8_t reg; + + if ((value >= 0) && (value <= 255) && (value != sc->sc_treble)) { + reg = tumbler_trebletab[(value >> 3) + 2]; + if (tas3001_write(sc, DEQ_TREBLE, ®) < 0) + return; + sc->sc_treble = value; + } +} + +void +tumbler_set_bass(struct tumbler_softc *sc, int value) +{ + uint8_t reg; + + if ((value >= 0) && (value <= 255) && (value != sc->sc_bass)) { + reg = tumbler_basstab[(value >> 3) + 2]; + if (tas3001_write(sc, DEQ_BASS, ®) < 0) + return; + sc->sc_bass = value; + } +} + const struct tas3001_reg tas3001_initdata = { { DEQ_MCR_SC_64 | DEQ_MCR_I2S | DEQ_MCR_W_20 }, /* MCR */ { DEQ_DRC_CR_31, 0xa0 }, /* DRC */ |