1 /* 2 * Texas Instruments TLV320AIC26 low power audio CODEC 3 * register definitions 4 * 5 * Copyright (C) 2008 Secret Lab Technologies Ltd. 6 */ 7 8 #ifndef _TLV320AIC16_H_ 9 #define _TLV320AIC16_H_ 10 11 /* AIC26 Registers */ 12 #define AIC26_READ_COMMAND_WORD(addr) ((1 << 15) | (addr << 5)) 13 #define AIC26_WRITE_COMMAND_WORD(addr) ((0 << 15) | (addr << 5)) 14 #define AIC26_PAGE_ADDR(page, offset) ((page << 6) | offset) 15 #define AIC26_NUM_REGS AIC26_PAGE_ADDR(3, 0) 16 17 /* Page 0: Auxillary data registers */ 18 #define AIC26_REG_BAT1 AIC26_PAGE_ADDR(0, 0x05) 19 #define AIC26_REG_BAT2 AIC26_PAGE_ADDR(0, 0x06) 20 #define AIC26_REG_AUX AIC26_PAGE_ADDR(0, 0x07) 21 #define AIC26_REG_TEMP1 AIC26_PAGE_ADDR(0, 0x09) 22 #define AIC26_REG_TEMP2 AIC26_PAGE_ADDR(0, 0x0A) 23 24 /* Page 1: Auxillary control registers */ 25 #define AIC26_REG_AUX_ADC AIC26_PAGE_ADDR(1, 0x00) 26 #define AIC26_REG_STATUS AIC26_PAGE_ADDR(1, 0x01) 27 #define AIC26_REG_REFERENCE AIC26_PAGE_ADDR(1, 0x03) 28 #define AIC26_REG_RESET AIC26_PAGE_ADDR(1, 0x04) 29 30 /* Page 2: Audio control registers */ 31 #define AIC26_REG_AUDIO_CTRL1 AIC26_PAGE_ADDR(2, 0x00) 32 #define AIC26_REG_ADC_GAIN AIC26_PAGE_ADDR(2, 0x01) 33 #define AIC26_REG_DAC_GAIN AIC26_PAGE_ADDR(2, 0x02) 34 #define AIC26_REG_SIDETONE AIC26_PAGE_ADDR(2, 0x03) 35 #define AIC26_REG_AUDIO_CTRL2 AIC26_PAGE_ADDR(2, 0x04) 36 #define AIC26_REG_POWER_CTRL AIC26_PAGE_ADDR(2, 0x05) 37 #define AIC26_REG_AUDIO_CTRL3 AIC26_PAGE_ADDR(2, 0x06) 38 39 #define AIC26_REG_FILTER_COEFF_L_N0 AIC26_PAGE_ADDR(2, 0x07) 40 #define AIC26_REG_FILTER_COEFF_L_N1 AIC26_PAGE_ADDR(2, 0x08) 41 #define AIC26_REG_FILTER_COEFF_L_N2 AIC26_PAGE_ADDR(2, 0x09) 42 #define AIC26_REG_FILTER_COEFF_L_N3 AIC26_PAGE_ADDR(2, 0x0A) 43 #define AIC26_REG_FILTER_COEFF_L_N4 AIC26_PAGE_ADDR(2, 0x0B) 44 #define AIC26_REG_FILTER_COEFF_L_N5 AIC26_PAGE_ADDR(2, 0x0C) 45 #define AIC26_REG_FILTER_COEFF_L_D1 AIC26_PAGE_ADDR(2, 0x0D) 46 #define AIC26_REG_FILTER_COEFF_L_D2 AIC26_PAGE_ADDR(2, 0x0E) 47 #define AIC26_REG_FILTER_COEFF_L_D4 AIC26_PAGE_ADDR(2, 0x0F) 48 #define AIC26_REG_FILTER_COEFF_L_D5 AIC26_PAGE_ADDR(2, 0x10) 49 #define AIC26_REG_FILTER_COEFF_R_N0 AIC26_PAGE_ADDR(2, 0x11) 50 #define AIC26_REG_FILTER_COEFF_R_N1 AIC26_PAGE_ADDR(2, 0x12) 51 #define AIC26_REG_FILTER_COEFF_R_N2 AIC26_PAGE_ADDR(2, 0x13) 52 #define AIC26_REG_FILTER_COEFF_R_N3 AIC26_PAGE_ADDR(2, 0x14) 53 #define AIC26_REG_FILTER_COEFF_R_N4 AIC26_PAGE_ADDR(2, 0x15) 54 #define AIC26_REG_FILTER_COEFF_R_N5 AIC26_PAGE_ADDR(2, 0x16) 55 #define AIC26_REG_FILTER_COEFF_R_D1 AIC26_PAGE_ADDR(2, 0x17) 56 #define AIC26_REG_FILTER_COEFF_R_D2 AIC26_PAGE_ADDR(2, 0x18) 57 #define AIC26_REG_FILTER_COEFF_R_D4 AIC26_PAGE_ADDR(2, 0x19) 58 #define AIC26_REG_FILTER_COEFF_R_D5 AIC26_PAGE_ADDR(2, 0x1A) 59 60 #define AIC26_REG_PLL_PROG1 AIC26_PAGE_ADDR(2, 0x1B) 61 #define AIC26_REG_PLL_PROG2 AIC26_PAGE_ADDR(2, 0x1C) 62 #define AIC26_REG_AUDIO_CTRL4 AIC26_PAGE_ADDR(2, 0x1D) 63 #define AIC26_REG_AUDIO_CTRL5 AIC26_PAGE_ADDR(2, 0x1E) 64 65 /* fsref dividers; used in register 'Audio Control 1' */ 66 enum aic26_divisors { 67 AIC26_DIV_1 = 0, 68 AIC26_DIV_1_5 = 1, 69 AIC26_DIV_2 = 2, 70 AIC26_DIV_3 = 3, 71 AIC26_DIV_4 = 4, 72 AIC26_DIV_5 = 5, 73 AIC26_DIV_5_5 = 6, 74 AIC26_DIV_6 = 7, 75 }; 76 77 /* Digital data format */ 78 enum aic26_datfm { 79 AIC26_DATFM_I2S = 0 << 8, 80 AIC26_DATFM_DSP = 1 << 8, 81 AIC26_DATFM_RIGHTJ = 2 << 8, /* right justified */ 82 AIC26_DATFM_LEFTJ = 3 << 8, /* left justified */ 83 }; 84 85 /* Sample word length in bits; used in register 'Audio Control 1' */ 86 enum aic26_wlen { 87 AIC26_WLEN_16 = 0 << 10, 88 AIC26_WLEN_20 = 1 << 10, 89 AIC26_WLEN_24 = 2 << 10, 90 AIC26_WLEN_32 = 3 << 10, 91 }; 92 93 extern struct snd_soc_dai aic26_dai; 94 extern struct snd_soc_codec_device aic26_soc_codec_dev; 95 96 #endif /* _TLV320AIC16_H_ */ 97