1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */ 2*4882a593Smuzhiyun #ifndef __SOUND_AK4531_CODEC_H 3*4882a593Smuzhiyun #define __SOUND_AK4531_CODEC_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* 6*4882a593Smuzhiyun * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 7*4882a593Smuzhiyun * Universal interface for Audio Codec '97 8*4882a593Smuzhiyun * 9*4882a593Smuzhiyun * For more details look to AC '97 component specification revision 2.1 10*4882a593Smuzhiyun * by Intel Corporation (http://developer.intel.com). 11*4882a593Smuzhiyun */ 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #include <sound/info.h> 14*4882a593Smuzhiyun #include <sound/control.h> 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun /* 17*4882a593Smuzhiyun * ASAHI KASEI - AK4531 codec 18*4882a593Smuzhiyun * - not really AC'97 codec, but it uses very similar interface as AC'97 19*4882a593Smuzhiyun */ 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun /* 22*4882a593Smuzhiyun * AK4531 codec registers 23*4882a593Smuzhiyun */ 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #define AK4531_LMASTER 0x00 /* master volume left */ 26*4882a593Smuzhiyun #define AK4531_RMASTER 0x01 /* master volume right */ 27*4882a593Smuzhiyun #define AK4531_LVOICE 0x02 /* channel volume left */ 28*4882a593Smuzhiyun #define AK4531_RVOICE 0x03 /* channel volume right */ 29*4882a593Smuzhiyun #define AK4531_LFM 0x04 /* FM volume left */ 30*4882a593Smuzhiyun #define AK4531_RFM 0x05 /* FM volume right */ 31*4882a593Smuzhiyun #define AK4531_LCD 0x06 /* CD volume left */ 32*4882a593Smuzhiyun #define AK4531_RCD 0x07 /* CD volume right */ 33*4882a593Smuzhiyun #define AK4531_LLINE 0x08 /* LINE volume left */ 34*4882a593Smuzhiyun #define AK4531_RLINE 0x09 /* LINE volume right */ 35*4882a593Smuzhiyun #define AK4531_LAUXA 0x0a /* AUXA volume left */ 36*4882a593Smuzhiyun #define AK4531_RAUXA 0x0b /* AUXA volume right */ 37*4882a593Smuzhiyun #define AK4531_MONO1 0x0c /* MONO1 volume left */ 38*4882a593Smuzhiyun #define AK4531_MONO2 0x0d /* MONO1 volume right */ 39*4882a593Smuzhiyun #define AK4531_MIC 0x0e /* MIC volume */ 40*4882a593Smuzhiyun #define AK4531_MONO_OUT 0x0f /* Mono-out volume */ 41*4882a593Smuzhiyun #define AK4531_OUT_SW1 0x10 /* Output mixer switch 1 */ 42*4882a593Smuzhiyun #define AK4531_OUT_SW2 0x11 /* Output mixer switch 2 */ 43*4882a593Smuzhiyun #define AK4531_LIN_SW1 0x12 /* Input left mixer switch 1 */ 44*4882a593Smuzhiyun #define AK4531_RIN_SW1 0x13 /* Input right mixer switch 1 */ 45*4882a593Smuzhiyun #define AK4531_LIN_SW2 0x14 /* Input left mixer switch 2 */ 46*4882a593Smuzhiyun #define AK4531_RIN_SW2 0x15 /* Input right mixer switch 2 */ 47*4882a593Smuzhiyun #define AK4531_RESET 0x16 /* Reset & power down */ 48*4882a593Smuzhiyun #define AK4531_CLOCK 0x17 /* Clock select */ 49*4882a593Smuzhiyun #define AK4531_AD_IN 0x18 /* AD input select */ 50*4882a593Smuzhiyun #define AK4531_MIC_GAIN 0x19 /* MIC amplified gain */ 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun struct snd_ak4531 { 53*4882a593Smuzhiyun void (*write) (struct snd_ak4531 *ak4531, unsigned short reg, 54*4882a593Smuzhiyun unsigned short val); 55*4882a593Smuzhiyun void *private_data; 56*4882a593Smuzhiyun void (*private_free) (struct snd_ak4531 *ak4531); 57*4882a593Smuzhiyun /* --- */ 58*4882a593Smuzhiyun unsigned char regs[0x20]; 59*4882a593Smuzhiyun struct mutex reg_mutex; 60*4882a593Smuzhiyun }; 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531, 63*4882a593Smuzhiyun struct snd_ak4531 **rak4531); 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun #ifdef CONFIG_PM 66*4882a593Smuzhiyun void snd_ak4531_suspend(struct snd_ak4531 *ak4531); 67*4882a593Smuzhiyun void snd_ak4531_resume(struct snd_ak4531 *ak4531); 68*4882a593Smuzhiyun #endif 69*4882a593Smuzhiyun 70*4882a593Smuzhiyun #endif /* __SOUND_AK4531_CODEC_H */ 71