/* $FreeBSD$ */ /*- * Copyright (c) 1996 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Ken Hornstein and John Kohl. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 REGENTS OR CONTRIBUTORS 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. */ /** * Register defs for Crystal Semiconductor CS4231 Audio Codec/mixer * chip, used on Gravis UltraSound MAX cards. * * Block diagram: * +----------------------------------------------------+ * | | * | +----------------------------------------------+ | * | |mixed in +-+ | | * | +------------>--| | | | * | mic in | | | | * Mic --+-->| --------- GAIN ->-| | | | * | | AUX 1 in |M| | | * GF1 --)-->| -------------+-->-|U| | | * | | Line in | |X|---- GAIN ----------+ | | * Line --)-->| ---------+---)-->-| | | | | * | | | | | | | | | * | | | | +-+ ADC | | * | | | | | | | * | | | | | | | * | | | +--- L/M --\ | | | AMP--> * | | | \ | | | | * | | | \ | | | | * | | +---- L/M -------O-->--+--------)-------+-|--+-> line * | | mono in /| | | | * +---|-->------------ L/M -----/ | | | | * | AUX 2 in | | | | * CD --------|-->------------ L/M -------+ L/M | | * | | v | * | | | | * | DAC | | * | | | | * +----------------------------------------------------+ * | | * | | * v v * Pc BUS (DISK) ??? * * Documentation for this chip can be found at: * http://www.cirrus.com/products/overviews/cs4231.html */ /* * This file was merged from two header files.(ad1848reg.h and cs4231reg.h) * And the suffix AD1848 and SP was changed to CS4231 and CS respectively. */ /* CS4231 direct registers */ #define CS4231_IADDR 0x00 #define CS4231_IDATA 0x01 #define CS4231_STATUS 0x02 #define CS4231_PIO 0x03 /* Index address register */ #define CS_IN_INIT 0x80 #define MODE_CHANGE_ENABLE 0x40 #define TRANSFER_DISABLE 0x20 #define ADDRESS_MASK 0xe0 /* Status bits */ #define INTERRUPT_STATUS 0x01 #define PLAYBACK_READY 0x02 #define PLAYBACK_LEFT 0x04 /* pbright is not left */ #define PLAYBACK_UPPER 0x08 /* bplower is not upper */ #define SAMPLE_ERROR 0x10 #define CAPTURE_READY 0x20 #define CAPTURE_LEFT 0x40 /* cpright is not left */ #define CAPTURE_UPPER 0x80 /* cplower is not upper */ /* CS4231 indirect mapped registers */ #define CS_LEFT_INPUT_CONTROL 0x00 #define CS_RIGHT_INPUT_CONTROL 0x01 #define CS_LEFT_AUX1_CONTROL 0x02 #define CS_RIGHT_AUX1_CONTROL 0x03 #define CS_LEFT_AUX2_CONTROL 0x04 #define CS_RIGHT_AUX2_CONTROL 0x05 #define CS_LEFT_OUTPUT_CONTROL 0x06 #define CS_RIGHT_OUTPUT_CONTROL 0x07 #define CS_CLOCK_DATA_FORMAT 0x08 #define CS_INTERFACE_CONFIG 0x09 #define CS_PIN_CONTROL 0x0a #define CS_TEST_AND_INIT 0x0b #define CS_MISC_INFO 0x0c #define CS_DIGITAL_MIX 0x0d #define CS_UPPER_BASE_COUNT 0x0e #define CS_LOWER_BASE_COUNT 0x0f /* CS4231/AD1845 mode2 registers; added to AD1848 registers */ #define CS_ALT_FEATURE1 0x10 #define CS_ALT_FEATURE2 0x11 #define CS_LEFT_LINE_CONTROL 0x12 #define CS_RIGHT_LINE_CONTROL 0x13 #define CS_TIMER_LOW 0x14 #define CS_TIMER_HIGH 0x15 #define CS_UPPER_FREQUENCY_SEL 0x16 #define CS_LOWER_FREQUENCY_SEL 0x17 #define CS_IRQ_STATUS 0x18 #define CS_VERSION_ID 0x19 #define CS_MONO_IO_CONTROL 0x1a #define CS_POWERDOWN_CONTROL 0x1b #define CS_REC_FORMAT 0x1c #define CS_XTAL_SELECT 0x1d #define CS_UPPER_REC_CNT 0x1e #define CS_LOWER_REC_CNT 0x1f #define CS_REG_NONE 0xff #define CS_IN_MASK 0x2f #define CS_IN_LINE 0x00 #define CS_IN_AUX1 0x40 #define CS_IN_MIC 0x80 #define CS_IN_DAC 0xc0 #define CS_MIC_GAIN_ENABLE 0x20 #define CS_IN_GAIN_MASK 0xf0 /* ADC input control - registers I0 (channel 1,left); I1 (channel 1,right) */ #define ADC_INPUT_ATTEN_BITS 0x0f #define ADC_INPUT_GAIN_ENABLE 0x20 /* Aux input control - registers I2 (channel 1,left); I3 (channel 1,right) I4 (channel 2,left); I5 (channel 2,right) */ #define AUX_INPUT_ATTEN_BITS 0x1f #define AUX_INPUT_ATTEN_MASK 0xe0 #define AUX_INPUT_MUTE 0x80 /* Output bits - registers I6,I7*/ #define OUTPUT_MUTE 0x80 #define OUTPUT_ATTEN_BITS 0x3f #define OUTPUT_ATTEN_MASK (~OUTPUT_ATTEN_BITS & 0xff) /* Clock and Data format reg bits (some also Capture Data format) - reg I8 */ #define CS_CLOCK_DATA_FORMAT_MASK 0x0f #define CLOCK_XTAL1 0x00 #define CLOCK_XTAL2 0x01 #define CLOCK_FREQ_MASK 0xf1 #define CS_AFMT_STEREO 0x10 #define CS_AFMT_U8 0x00 #define CS_AFMT_MU_LAW 0x20 #define CS_AFMT_S16_LE 0x40 #define CS_AFMT_A_LAW 0x60 #define CS_AFMT_IMA_ADPCM 0xa0 #define CS_AFMT_S16_BE 0xc0 /* Interface Configuration reg bits - register I9 */ #define PLAYBACK_ENABLE 0x01 #define CAPTURE_ENABLE 0x02 #define DUAL_DMA 0x00 #define SINGLE_DMA 0x04 #define AUTO_CAL_ENABLE 0x08 #define PLAYBACK_PIO_ENABLE 0x40 #define CAPTURE_PIO_ENABLE 0x80 /* Pin control bits - register I10 */ #define INTERRUPT_ENABLE 0x02 #define XCTL0_ENABLE 0x40 #define XCTL1_ENABLE 0x80 /* Test and init reg bits - register I11 (read-only) */ #define OVERRANGE_LEFT_MASK 0xfc #define OVERRANGE_RIGHT_MASK 0xf3 #define DATA_REQUEST_STATUS 0x10 #define AUTO_CAL_IN_PROG 0x20 #define PLAYBACK_UNDERRUN 0x40 #define CAPTURE_OVERRUN 0x80 /* Miscellaneous Control reg bits - register I12 */ #define CS_ID_MASK 0x70 #define CS_MODE2 0x40 #define CS_CODEC_ID_MASK 0x0f /* Digital Mix Control reg bits - register I13 */ #define DIGITAL_MIX1_ENABLE 0x01 #define MIX_ATTEN_MASK 0x03 /* Alternate Feature Enable I - register I16 */ #define CS_DAC_ZERO 0x01 #define CS_PMC_ENABLE 0x10 #define CS_CMC_ENABLE 0x20 #define CS_OUTPUT_LVL 0x80 /* Alternate Feature Enable II - register I17 */ #define CS_HPF_ENABLE 0x01 #define DUAL_XTAL_ENABLE 0x02 /* alternate feature status(I24) */ #define CS_AFS_TI 0x40 /* timer interrupt */ #define CS_AFS_CI 0x20 /* capture interrupt */ #define CS_AFS_PI 0x10 /* playback interrupt */ #define CS_AFS_CU 0x08 /* capture underrun */ #define CS_AFS_CO 0x04 /* capture overrun */ #define CS_AFS_PO 0x02 /* playback overrun */ #define CS_AFS_PU 0x01 /* playback underrun */ /* Version - register I25 */ #define CS_VERSION_NUMBER 0xe0 #define CS_VERSION_CHIPID 0x07 /* Miscellaneous Control reg bits */ #define CS_MODE2 0x40 #define MONO_INPUT_ATTEN_BITS 0x0f #define MONO_INPUT_ATTEN_MASK 0xf0 #define MONO_OUTPUT_MUTE 0x40 #define MONO_INPUT_MUTE 0x80 #define MONO_INPUT_MUTE_MASK 0x7f #define LINE_INPUT_ATTEN_BITS 0x1f #define LINE_INPUT_ATTEN_MASK 0xe0 #define LINE_INPUT_MUTE 0x80 #define LINE_INPUT_MUTE_MASK 0x7f