1/* 2 * wm8974.h -- WM8974 Soc Audio driver 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 */ 8 9#ifndef _WM8974_H 10#define _WM8974_H 11 12/* WM8974 register space */ 13 14#define WM8974_RESET 0x0 15#define WM8974_POWER1 0x1 16#define WM8974_POWER2 0x2 17#define WM8974_POWER3 0x3 18#define WM8974_IFACE 0x4 19#define WM8974_COMP 0x5 20#define WM8974_CLOCK 0x6 21#define WM8974_ADD 0x7 22#define WM8974_GPIO 0x8 23#define WM8974_DAC 0xa 24#define WM8974_DACVOL 0xb 25#define WM8974_ADC 0xe 26#define WM8974_ADCVOL 0xf 27#define WM8974_EQ1 0x12 28#define WM8974_EQ2 0x13 29#define WM8974_EQ3 0x14 30#define WM8974_EQ4 0x15 31#define WM8974_EQ5 0x16 32#define WM8974_DACLIM1 0x18 33#define WM8974_DACLIM2 0x19 34#define WM8974_NOTCH1 0x1b 35#define WM8974_NOTCH2 0x1c 36#define WM8974_NOTCH3 0x1d 37#define WM8974_NOTCH4 0x1e 38#define WM8974_ALC1 0x20 39#define WM8974_ALC2 0x21 40#define WM8974_ALC3 0x22 41#define WM8974_NGATE 0x23 42#define WM8974_PLLN 0x24 43#define WM8974_PLLK1 0x25 44#define WM8974_PLLK2 0x26 45#define WM8974_PLLK3 0x27 46#define WM8974_ATTEN 0x28 47#define WM8974_INPUT 0x2c 48#define WM8974_INPPGA 0x2d 49#define WM8974_ADCBOOST 0x2f 50#define WM8974_OUTPUT 0x31 51#define WM8974_SPKMIX 0x32 52#define WM8974_SPKVOL 0x36 53#define WM8974_MONOMIX 0x38 54 55#define WM8974_CACHEREGNUM 57 56 57/* Clock divider Id's */ 58#define WM8974_OPCLKDIV 0 59#define WM8974_MCLKDIV 1 60#define WM8974_BCLKDIV 2 61 62/* PLL Out dividers */ 63#define WM8974_OPCLKDIV_1 (0 << 4) 64#define WM8974_OPCLKDIV_2 (1 << 4) 65#define WM8974_OPCLKDIV_3 (2 << 4) 66#define WM8974_OPCLKDIV_4 (3 << 4) 67 68/* BCLK clock dividers */ 69#define WM8974_BCLKDIV_1 (0 << 2) 70#define WM8974_BCLKDIV_2 (1 << 2) 71#define WM8974_BCLKDIV_4 (2 << 2) 72#define WM8974_BCLKDIV_8 (3 << 2) 73#define WM8974_BCLKDIV_16 (4 << 2) 74#define WM8974_BCLKDIV_32 (5 << 2) 75 76/* MCLK clock dividers */ 77#define WM8974_MCLKDIV_1 (0 << 5) 78#define WM8974_MCLKDIV_1_5 (1 << 5) 79#define WM8974_MCLKDIV_2 (2 << 5) 80#define WM8974_MCLKDIV_3 (3 << 5) 81#define WM8974_MCLKDIV_4 (4 << 5) 82#define WM8974_MCLKDIV_6 (5 << 5) 83#define WM8974_MCLKDIV_8 (6 << 5) 84#define WM8974_MCLKDIV_12 (7 << 5) 85 86extern struct snd_soc_dai wm8974_dai; 87extern struct snd_soc_codec_device soc_codec_dev_wm8974; 88 89#endif 90