--- /dev/null
+#ifndef __SOUND_CS4231_REGS_H
+#define __SOUND_CS4231_REGS_H
+
+/*
+ * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ * Definitions for CS4231 & InterWave chips & compatible chips registers
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+/* IO ports */
+
+#define CS4231P(x) (c_d_c_CS4231##x)
+
+#define c_d_c_CS4231REGSEL 0
+#define c_d_c_CS4231REG 1
+#define c_d_c_CS4231STATUS 2
+#define c_d_c_CS4231PIO 3
+
+/* codec registers */
+
+#define CS4231_LEFT_INPUT 0x00 /* left input control */
+#define CS4231_RIGHT_INPUT 0x01 /* right input control */
+#define CS4231_AUX1_LEFT_INPUT 0x02 /* left AUX1 input control */
+#define CS4231_AUX1_RIGHT_INPUT 0x03 /* right AUX1 input control */
+#define CS4231_AUX2_LEFT_INPUT 0x04 /* left AUX2 input control */
+#define CS4231_AUX2_RIGHT_INPUT 0x05 /* right AUX2 input control */
+#define CS4231_LEFT_OUTPUT 0x06 /* left output control register */
+#define CS4231_RIGHT_OUTPUT 0x07 /* right output control register */
+#define CS4231_PLAYBK_FORMAT 0x08 /* clock and data format - playback - bits 7-0 MCE */
+#define CS4231_IFACE_CTRL 0x09 /* interface control - bits 7-2 MCE */
+#define CS4231_PIN_CTRL 0x0a /* pin control */
+#define CS4231_TEST_INIT 0x0b /* test and initialization */
+#define CS4231_MISC_INFO 0x0c /* miscellaneaous information */
+#define CS4231_LOOPBACK 0x0d /* loopback control */
+#define CS4231_PLY_UPR_CNT 0x0e /* playback upper base count */
+#define CS4231_PLY_LWR_CNT 0x0f /* playback lower base count */
+#define CS4231_ALT_FEATURE_1 0x10 /* alternate #1 feature enable */
+#define AD1845_AF1_MIC_LEFT 0x10 /* alternate #1 feature + MIC left */
+#define CS4231_ALT_FEATURE_2 0x11 /* alternate #2 feature enable */
+#define AD1845_AF2_MIC_RIGHT 0x11 /* alternate #2 feature + MIC right */
+#define CS4231_LEFT_LINE_IN 0x12 /* left line input control */
+#define CS4231_RIGHT_LINE_IN 0x13 /* right line input control */
+#define CS4231_TIMER_LOW 0x14 /* timer low byte */
+#define CS4231_TIMER_HIGH 0x15 /* timer high byte */
+#define CS4231_LEFT_MIC_INPUT 0x16 /* left MIC input control register (InterWave only) */
+#define AD1845_UPR_FREQ_SEL 0x16 /* upper byte of frequency select */
+#define CS4231_RIGHT_MIC_INPUT 0x17 /* right MIC input control register (InterWave only) */
+#define AD1845_LWR_FREQ_SEL 0x17 /* lower byte of frequency select */
+#define CS4236_EXT_REG 0x17 /* extended register access */
+#define CS4231_IRQ_STATUS 0x18 /* irq status register */
+#define CS4231_LINE_LEFT_OUTPUT 0x19 /* left line output control register (InterWave only) */
+#define CS4231_VERSION 0x19 /* CS4231(A) - version values */
+#define CS4231_MONO_CTRL 0x1a /* mono input/output control */
+#define CS4231_LINE_RIGHT_OUTPUT 0x1b /* right line output control register (InterWave only) */
+#define AD1845_PWR_DOWN 0x1b /* power down control */
+#define CS4235_LEFT_MASTER 0x1b /* left master output control */
+#define CS4231_REC_FORMAT 0x1c /* clock and data format - record - bits 7-0 MCE */
+#define CS4231_PLY_VAR_FREQ 0x1d /* playback variable frequency */
+#define AD1845_CLOCK 0x1d /* crystal clock select and total power down */
+#define CS4235_RIGHT_MASTER 0x1d /* right master output control */
+#define CS4231_REC_UPR_CNT 0x1e /* record upper count */
+#define CS4231_REC_LWR_CNT 0x1f /* record lower count */
+
+/* definitions for codec register select port - CODECP( REGSEL ) */
+
+#define CS4231_INIT 0x80 /* CODEC is initializing */
+#define CS4231_MCE 0x40 /* mode change enable */
+#define CS4231_TRD 0x20 /* transfer request disable */
+
+/* definitions for codec status register - CODECP( STATUS ) */
+
+#define CS4231_GLOBALIRQ 0x01 /* IRQ is active */
+
+/* definitions for codec irq status */
+
+#define CS4231_PLAYBACK_IRQ 0x10
+#define CS4231_RECORD_IRQ 0x20
+#define CS4231_TIMER_IRQ 0x40
+#define CS4231_ALL_IRQS 0x70
+#define CS4231_REC_UNDERRUN 0x08
+#define CS4231_REC_OVERRUN 0x04
+#define CS4231_PLY_OVERRUN 0x02
+#define CS4231_PLY_UNDERRUN 0x01
+
+/* definitions for CS4231_LEFT_INPUT and CS4231_RIGHT_INPUT registers */
+
+#define CS4231_ENABLE_MIC_GAIN 0x20
+
+#define CS4231_MIXS_LINE 0x00
+#define CS4231_MIXS_AUX1 0x40
+#define CS4231_MIXS_MIC 0x80
+#define CS4231_MIXS_ALL 0xc0
+
+/* definitions for clock and data format register - CS4231_PLAYBK_FORMAT */
+
+#define CS4231_LINEAR_8 0x00 /* 8-bit unsigned data */
+#define CS4231_ALAW_8 0x60 /* 8-bit A-law companded */
+#define CS4231_ULAW_8 0x20 /* 8-bit U-law companded */
+#define CS4231_LINEAR_16 0x40 /* 16-bit twos complement data - little endian */
+#define CS4231_LINEAR_16_BIG 0xc0 /* 16-bit twos complement data - big endian */
+#define CS4231_ADPCM_16 0xa0 /* 16-bit ADPCM */
+#define CS4231_STEREO 0x10 /* stereo mode */
+/* bits 3-1 define frequency divisor */
+#define CS4231_XTAL1 0x00 /* 24.576 crystal */
+#define CS4231_XTAL2 0x01 /* 16.9344 crystal */
+
+/* definitions for interface control register - CS4231_IFACE_CTRL */
+
+#define CS4231_RECORD_PIO 0x80 /* record PIO enable */
+#define CS4231_PLAYBACK_PIO 0x40 /* playback PIO enable */
+#define CS4231_CALIB_MODE 0x18 /* calibration mode bits */
+#define CS4231_AUTOCALIB 0x08 /* auto calibrate */
+#define CS4231_SINGLE_DMA 0x04 /* use single DMA channel */
+#define CS4231_RECORD_ENABLE 0x02 /* record enable */
+#define CS4231_PLAYBACK_ENABLE 0x01 /* playback enable */
+
+/* definitions for pin control register - CS4231_PIN_CTRL */
+
+#define CS4231_IRQ_ENABLE 0x02 /* enable IRQ */
+#define CS4231_XCTL1 0x40 /* external control #1 */
+#define CS4231_XCTL0 0x80 /* external control #0 */
+
+/* definitions for test and init register - CS4231_TEST_INIT */
+
+#define CS4231_CALIB_IN_PROGRESS 0x20 /* auto calibrate in progress */
+#define CS4231_DMA_REQUEST 0x10 /* DMA request in progress */
+
+/* definitions for misc control register - CS4231_MISC_INFO */
+
+#define CS4231_MODE2 0x40 /* MODE 2 */
+#define CS4231_IW_MODE3 0x6c /* MODE 3 - InterWave enhanced mode */
+#define CS4231_4236_MODE3 0xe0 /* MODE 3 - CS4236+ enhanced mode */
+
+/* definitions for alternate feature 1 register - CS4231_ALT_FEATURE_1 */
+
+#define CS4231_DACZ 0x01 /* zero DAC when underrun */
+#define CS4231_TIMER_ENABLE 0x40 /* codec timer enable */
+#define CS4231_OLB 0x80 /* output level bit */
+
+/* definitions for Extended Registers - CS4236+ */
+
+#define CS4236_REG(i23val) (((i23val << 2) & 0x10) | ((i23val >> 4) & 0x0f))
+#define CS4236_I23VAL(reg) ((((reg)&0xf) << 4) | (((reg)&0x10) >> 2) | 0x8)
+
+#define CS4236_LEFT_LINE 0x08 /* left LINE alternate volume */
+#define CS4236_RIGHT_LINE 0x18 /* right LINE alternate volume */
+#define CS4236_LEFT_MIC 0x28 /* left MIC volume */
+#define CS4236_RIGHT_MIC 0x38 /* right MIC volume */
+#define CS4236_LEFT_MIX_CTRL 0x48 /* synthesis and left input mixer control */
+#define CS4236_RIGHT_MIX_CTRL 0x58 /* right input mixer control */
+#define CS4236_LEFT_FM 0x68 /* left FM volume */
+#define CS4236_RIGHT_FM 0x78 /* right FM volume */
+#define CS4236_LEFT_DSP 0x88 /* left DSP serial port volume */
+#define CS4236_RIGHT_DSP 0x98 /* right DSP serial port volume */
+#define CS4236_RIGHT_LOOPBACK 0xa8 /* right loopback monitor volume */
+#define CS4236_DAC_MUTE 0xb8 /* DAC mute and IFSE enable */
+#define CS4236_ADC_RATE 0xc8 /* indenpendent ADC sample frequency */
+#define CS4236_DAC_RATE 0xd8 /* indenpendent DAC sample frequency */
+#define CS4236_LEFT_MASTER 0xe8 /* left master digital audio volume */
+#define CS4236_RIGHT_MASTER 0xf8 /* right master digital audio volume */
+#define CS4236_LEFT_WAVE 0x0c /* left wavetable serial port volume */
+#define CS4236_RIGHT_WAVE 0x1c /* right wavetable serial port volume */
+#define CS4236_VERSION 0x9c /* chip version and ID */
+
+#endif /* __SOUND_CS4231_REGS_H */
#include "pcm.h"
#include "timer.h"
-/* IO ports */
-
-#define CS4231P(x) (c_d_c_CS4231##x)
-
-#define c_d_c_CS4231REGSEL 0
-#define c_d_c_CS4231REG 1
-#define c_d_c_CS4231STATUS 2
-#define c_d_c_CS4231PIO 3
-
-/* codec registers */
-
-#define CS4231_LEFT_INPUT 0x00 /* left input control */
-#define CS4231_RIGHT_INPUT 0x01 /* right input control */
-#define CS4231_AUX1_LEFT_INPUT 0x02 /* left AUX1 input control */
-#define CS4231_AUX1_RIGHT_INPUT 0x03 /* right AUX1 input control */
-#define CS4231_AUX2_LEFT_INPUT 0x04 /* left AUX2 input control */
-#define CS4231_AUX2_RIGHT_INPUT 0x05 /* right AUX2 input control */
-#define CS4231_LEFT_OUTPUT 0x06 /* left output control register */
-#define CS4231_RIGHT_OUTPUT 0x07 /* right output control register */
-#define CS4231_PLAYBK_FORMAT 0x08 /* clock and data format - playback - bits 7-0 MCE */
-#define CS4231_IFACE_CTRL 0x09 /* interface control - bits 7-2 MCE */
-#define CS4231_PIN_CTRL 0x0a /* pin control */
-#define CS4231_TEST_INIT 0x0b /* test and initialization */
-#define CS4231_MISC_INFO 0x0c /* miscellaneaous information */
-#define CS4231_LOOPBACK 0x0d /* loopback control */
-#define CS4231_PLY_UPR_CNT 0x0e /* playback upper base count */
-#define CS4231_PLY_LWR_CNT 0x0f /* playback lower base count */
-#define CS4231_ALT_FEATURE_1 0x10 /* alternate #1 feature enable */
-#define AD1845_AF1_MIC_LEFT 0x10 /* alternate #1 feature + MIC left */
-#define CS4231_ALT_FEATURE_2 0x11 /* alternate #2 feature enable */
-#define AD1845_AF2_MIC_RIGHT 0x11 /* alternate #2 feature + MIC right */
-#define CS4231_LEFT_LINE_IN 0x12 /* left line input control */
-#define CS4231_RIGHT_LINE_IN 0x13 /* right line input control */
-#define CS4231_TIMER_LOW 0x14 /* timer low byte */
-#define CS4231_TIMER_HIGH 0x15 /* timer high byte */
-#define CS4231_LEFT_MIC_INPUT 0x16 /* left MIC input control register (InterWave only) */
-#define AD1845_UPR_FREQ_SEL 0x16 /* upper byte of frequency select */
-#define CS4231_RIGHT_MIC_INPUT 0x17 /* right MIC input control register (InterWave only) */
-#define AD1845_LWR_FREQ_SEL 0x17 /* lower byte of frequency select */
-#define CS4236_EXT_REG 0x17 /* extended register access */
-#define CS4231_IRQ_STATUS 0x18 /* irq status register */
-#define CS4231_LINE_LEFT_OUTPUT 0x19 /* left line output control register (InterWave only) */
-#define CS4231_VERSION 0x19 /* CS4231(A) - version values */
-#define CS4231_MONO_CTRL 0x1a /* mono input/output control */
-#define CS4231_LINE_RIGHT_OUTPUT 0x1b /* right line output control register (InterWave only) */
-#define AD1845_PWR_DOWN 0x1b /* power down control */
-#define CS4235_LEFT_MASTER 0x1b /* left master output control */
-#define CS4231_REC_FORMAT 0x1c /* clock and data format - record - bits 7-0 MCE */
-#define CS4231_PLY_VAR_FREQ 0x1d /* playback variable frequency */
-#define AD1845_CLOCK 0x1d /* crystal clock select and total power down */
-#define CS4235_RIGHT_MASTER 0x1d /* right master output control */
-#define CS4231_REC_UPR_CNT 0x1e /* record upper count */
-#define CS4231_REC_LWR_CNT 0x1f /* record lower count */
-
-/* definitions for codec register select port - CODECP( REGSEL ) */
-
-#define CS4231_INIT 0x80 /* CODEC is initializing */
-#define CS4231_MCE 0x40 /* mode change enable */
-#define CS4231_TRD 0x20 /* transfer request disable */
-
-/* definitions for codec status register - CODECP( STATUS ) */
-
-#define CS4231_GLOBALIRQ 0x01 /* IRQ is active */
-
-/* definitions for codec irq status */
-
-#define CS4231_PLAYBACK_IRQ 0x10
-#define CS4231_RECORD_IRQ 0x20
-#define CS4231_TIMER_IRQ 0x40
-#define CS4231_ALL_IRQS 0x70
-#define CS4231_REC_UNDERRUN 0x08
-#define CS4231_REC_OVERRUN 0x04
-#define CS4231_PLY_OVERRUN 0x02
-#define CS4231_PLY_UNDERRUN 0x01
-
-/* definitions for CS4231_LEFT_INPUT and CS4231_RIGHT_INPUT registers */
-
-#define CS4231_ENABLE_MIC_GAIN 0x20
-
-#define CS4231_MIXS_LINE 0x00
-#define CS4231_MIXS_AUX1 0x40
-#define CS4231_MIXS_MIC 0x80
-#define CS4231_MIXS_ALL 0xc0
-
-/* definitions for clock and data format register - CS4231_PLAYBK_FORMAT */
-
-#define CS4231_LINEAR_8 0x00 /* 8-bit unsigned data */
-#define CS4231_ALAW_8 0x60 /* 8-bit A-law companded */
-#define CS4231_ULAW_8 0x20 /* 8-bit U-law companded */
-#define CS4231_LINEAR_16 0x40 /* 16-bit twos complement data - little endian */
-#define CS4231_LINEAR_16_BIG 0xc0 /* 16-bit twos complement data - big endian */
-#define CS4231_ADPCM_16 0xa0 /* 16-bit ADPCM */
-#define CS4231_STEREO 0x10 /* stereo mode */
-/* bits 3-1 define frequency divisor */
-#define CS4231_XTAL1 0x00 /* 24.576 crystal */
-#define CS4231_XTAL2 0x01 /* 16.9344 crystal */
-
-/* definitions for interface control register - CS4231_IFACE_CTRL */
-
-#define CS4231_RECORD_PIO 0x80 /* record PIO enable */
-#define CS4231_PLAYBACK_PIO 0x40 /* playback PIO enable */
-#define CS4231_CALIB_MODE 0x18 /* calibration mode bits */
-#define CS4231_AUTOCALIB 0x08 /* auto calibrate */
-#define CS4231_SINGLE_DMA 0x04 /* use single DMA channel */
-#define CS4231_RECORD_ENABLE 0x02 /* record enable */
-#define CS4231_PLAYBACK_ENABLE 0x01 /* playback enable */
-
-/* definitions for pin control register - CS4231_PIN_CTRL */
-
-#define CS4231_IRQ_ENABLE 0x02 /* enable IRQ */
-#define CS4231_XCTL1 0x40 /* external control #1 */
-#define CS4231_XCTL0 0x80 /* external control #0 */
-
-/* definitions for test and init register - CS4231_TEST_INIT */
-
-#define CS4231_CALIB_IN_PROGRESS 0x20 /* auto calibrate in progress */
-#define CS4231_DMA_REQUEST 0x10 /* DMA request in progress */
-
-/* definitions for misc control register - CS4231_MISC_INFO */
-
-#define CS4231_MODE2 0x40 /* MODE 2 */
-#define CS4231_IW_MODE3 0x6c /* MODE 3 - InterWave enhanced mode */
-#define CS4231_4236_MODE3 0xe0 /* MODE 3 - CS4236+ enhanced mode */
-
-/* definitions for alternate feature 1 register - CS4231_ALT_FEATURE_1 */
-
-#define CS4231_DACZ 0x01 /* zero DAC when underrun */
-#define CS4231_TIMER_ENABLE 0x40 /* codec timer enable */
-#define CS4231_OLB 0x80 /* output level bit */
-
-/* definitions for Extended Registers - CS4236+ */
-
-#define CS4236_REG(i23val) (((i23val << 2) & 0x10) | ((i23val >> 4) & 0x0f))
-#define CS4236_I23VAL(reg) ((((reg)&0xf) << 4) | (((reg)&0x10) >> 2) | 0x8)
-
-#define CS4236_LEFT_LINE 0x08 /* left LINE alternate volume */
-#define CS4236_RIGHT_LINE 0x18 /* right LINE alternate volume */
-#define CS4236_LEFT_MIC 0x28 /* left MIC volume */
-#define CS4236_RIGHT_MIC 0x38 /* right MIC volume */
-#define CS4236_LEFT_MIX_CTRL 0x48 /* synthesis and left input mixer control */
-#define CS4236_RIGHT_MIX_CTRL 0x58 /* right input mixer control */
-#define CS4236_LEFT_FM 0x68 /* left FM volume */
-#define CS4236_RIGHT_FM 0x78 /* right FM volume */
-#define CS4236_LEFT_DSP 0x88 /* left DSP serial port volume */
-#define CS4236_RIGHT_DSP 0x98 /* right DSP serial port volume */
-#define CS4236_RIGHT_LOOPBACK 0xa8 /* right loopback monitor volume */
-#define CS4236_DAC_MUTE 0xb8 /* DAC mute and IFSE enable */
-#define CS4236_ADC_RATE 0xc8 /* indenpendent ADC sample frequency */
-#define CS4236_DAC_RATE 0xd8 /* indenpendent DAC sample frequency */
-#define CS4236_LEFT_MASTER 0xe8 /* left master digital audio volume */
-#define CS4236_RIGHT_MASTER 0xf8 /* right master digital audio volume */
-#define CS4236_LEFT_WAVE 0x0c /* left wavetable serial port volume */
-#define CS4236_RIGHT_WAVE 0x1c /* right wavetable serial port volume */
-#define CS4236_VERSION 0x9c /* chip version and ID */
+#include "cs4231-regs.h"
/* defines for codec.mode */
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