1 /* 2 * ALSA SoC TLV320AIC3X codec driver 3 * 4 * Author: Vladimir Barinov, <vbarinov@ru.mvista.com> 5 * Copyright: (C) 2007 MontaVista Software, Inc., <source@mvista.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12 #ifndef _AIC3X_H 13 #define _AIC3X_H 14 15 /* AIC3X register space */ 16 #define AIC3X_CACHEREGNUM 103 17 18 /* Page select register */ 19 #define AIC3X_PAGE_SELECT 0 20 /* Software reset register */ 21 #define AIC3X_RESET 1 22 /* Codec Sample rate select register */ 23 #define AIC3X_SAMPLE_RATE_SEL_REG 2 24 /* PLL progrramming register A */ 25 #define AIC3X_PLL_PROGA_REG 3 26 /* PLL progrramming register B */ 27 #define AIC3X_PLL_PROGB_REG 4 28 /* PLL progrramming register C */ 29 #define AIC3X_PLL_PROGC_REG 5 30 /* PLL progrramming register D */ 31 #define AIC3X_PLL_PROGD_REG 6 32 /* Codec datapath setup register */ 33 #define AIC3X_CODEC_DATAPATH_REG 7 34 /* Audio serial data interface control register A */ 35 #define AIC3X_ASD_INTF_CTRLA 8 36 /* Audio serial data interface control register B */ 37 #define AIC3X_ASD_INTF_CTRLB 9 38 /* Audio overflow status and PLL R value programming register */ 39 #define AIC3X_OVRF_STATUS_AND_PLLR_REG 11 40 /* Audio codec digital filter control register */ 41 #define AIC3X_CODEC_DFILT_CTRL 12 42 43 /* ADC PGA Gain control registers */ 44 #define LADC_VOL 15 45 #define RADC_VOL 16 46 /* MIC3 control registers */ 47 #define MIC3LR_2_LADC_CTRL 17 48 #define MIC3LR_2_RADC_CTRL 18 49 /* Line1 Input control registers */ 50 #define LINE1L_2_LADC_CTRL 19 51 #define LINE1R_2_RADC_CTRL 22 52 /* Line2 Input control registers */ 53 #define LINE2L_2_LADC_CTRL 20 54 #define LINE2R_2_RADC_CTRL 23 55 /* MICBIAS Control Register */ 56 #define MICBIAS_CTRL 25 57 58 /* AGC Control Registers A, B, C */ 59 #define LAGC_CTRL_A 26 60 #define LAGC_CTRL_B 27 61 #define LAGC_CTRL_C 28 62 #define RAGC_CTRL_A 29 63 #define RAGC_CTRL_B 30 64 #define RAGC_CTRL_C 31 65 66 /* DAC Power and Left High Power Output control registers */ 67 #define DAC_PWR 37 68 #define HPLCOM_CFG 37 69 /* Right High Power Output control registers */ 70 #define HPRCOM_CFG 38 71 /* DAC Output Switching control registers */ 72 #define DAC_LINE_MUX 41 73 /* High Power Output Driver Pop Reduction registers */ 74 #define HPOUT_POP_REDUCTION 42 75 /* DAC Digital control registers */ 76 #define LDAC_VOL 43 77 #define RDAC_VOL 44 78 /* High Power Output control registers */ 79 #define LINE2L_2_HPLOUT_VOL 45 80 #define LINE2R_2_HPROUT_VOL 62 81 #define PGAL_2_HPLOUT_VOL 46 82 #define PGAR_2_HPROUT_VOL 63 83 #define DACL1_2_HPLOUT_VOL 47 84 #define DACR1_2_HPROUT_VOL 64 85 #define HPLOUT_CTRL 51 86 #define HPROUT_CTRL 65 87 /* High Power COM control registers */ 88 #define LINE2L_2_HPLCOM_VOL 52 89 #define LINE2R_2_HPRCOM_VOL 69 90 #define PGAL_2_HPLCOM_VOL 53 91 #define PGAR_2_HPRCOM_VOL 70 92 #define DACL1_2_HPLCOM_VOL 54 93 #define DACR1_2_HPRCOM_VOL 71 94 #define HPLCOM_CTRL 58 95 #define HPRCOM_CTRL 72 96 /* Mono Line Output Plus/Minus control registers */ 97 #define LINE2L_2_MONOLOPM_VOL 73 98 #define LINE2R_2_MONOLOPM_VOL 76 99 #define PGAL_2_MONOLOPM_VOL 74 100 #define PGAR_2_MONOLOPM_VOL 77 101 #define DACL1_2_MONOLOPM_VOL 75 102 #define DACR1_2_MONOLOPM_VOL 78 103 #define MONOLOPM_CTRL 79 104 /* Line Output Plus/Minus control registers */ 105 #define LINE2L_2_LLOPM_VOL 80 106 #define LINE2R_2_RLOPM_VOL 90 107 #define PGAL_2_LLOPM_VOL 81 108 #define PGAR_2_RLOPM_VOL 91 109 #define DACL1_2_LLOPM_VOL 82 110 #define DACR1_2_RLOPM_VOL 92 111 #define LLOPM_CTRL 86 112 #define RLOPM_CTRL 93 113 /* GPIO/IRQ registers */ 114 #define AIC3X_STICKY_IRQ_FLAGS_REG 96 115 #define AIC3X_RT_IRQ_FLAGS_REG 97 116 #define AIC3X_GPIO1_REG 98 117 #define AIC3X_GPIO2_REG 99 118 #define AIC3X_GPIOA_REG 100 119 #define AIC3X_GPIOB_REG 101 120 /* Clock generation control register */ 121 #define AIC3X_CLKGEN_CTRL_REG 102 122 123 /* Page select register bits */ 124 #define PAGE0_SELECT 0 125 #define PAGE1_SELECT 1 126 127 /* Audio serial data interface control register A bits */ 128 #define BIT_CLK_MASTER 0x80 129 #define WORD_CLK_MASTER 0x40 130 131 /* Codec Datapath setup register 7 */ 132 #define FSREF_44100 (1 << 7) 133 #define FSREF_48000 (0 << 7) 134 #define DUAL_RATE_MODE ((1 << 5) | (1 << 6)) 135 #define LDAC2LCH (0x1 << 3) 136 #define RDAC2RCH (0x1 << 1) 137 138 /* PLL registers bitfields */ 139 #define PLLP_SHIFT 0 140 #define PLLQ_SHIFT 3 141 #define PLLR_SHIFT 0 142 #define PLLJ_SHIFT 2 143 #define PLLD_MSB_SHIFT 0 144 #define PLLD_LSB_SHIFT 2 145 146 /* Clock generation register bits */ 147 #define CODEC_CLKIN_PLLDIV 0 148 #define CODEC_CLKIN_CLKDIV 1 149 #define PLL_CLKIN_SHIFT 4 150 #define MCLK_SOURCE 0x0 151 #define PLL_CLKDIV_SHIFT 0 152 153 /* Software reset register bits */ 154 #define SOFT_RESET 0x80 155 156 /* PLL progrramming register A bits */ 157 #define PLL_ENABLE 0x80 158 159 /* Route bits */ 160 #define ROUTE_ON 0x80 161 162 /* Mute bits */ 163 #define UNMUTE 0x08 164 #define MUTE_ON 0x80 165 166 /* Power bits */ 167 #define LADC_PWR_ON 0x04 168 #define RADC_PWR_ON 0x04 169 #define LDAC_PWR_ON 0x80 170 #define RDAC_PWR_ON 0x40 171 #define HPLOUT_PWR_ON 0x01 172 #define HPROUT_PWR_ON 0x01 173 #define HPLCOM_PWR_ON 0x01 174 #define HPRCOM_PWR_ON 0x01 175 #define MONOLOPM_PWR_ON 0x01 176 #define LLOPM_PWR_ON 0x01 177 #define RLOPM_PWR_ON 0x01 178 179 #define INVERT_VOL(val) (0x7f - val) 180 181 /* Default output volume (inverted) */ 182 #define DEFAULT_VOL INVERT_VOL(0x50) 183 /* Default input volume */ 184 #define DEFAULT_GAIN 0x20 185 186 /* GPIO API */ 187 enum { 188 AIC3X_GPIO1_FUNC_DISABLED = 0, 189 AIC3X_GPIO1_FUNC_AUDIO_WORDCLK_ADC = 1, 190 AIC3X_GPIO1_FUNC_CLOCK_MUX = 2, 191 AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV2 = 3, 192 AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV4 = 4, 193 AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV8 = 5, 194 AIC3X_GPIO1_FUNC_SHORT_CIRCUIT_IRQ = 6, 195 AIC3X_GPIO1_FUNC_AGC_NOISE_IRQ = 7, 196 AIC3X_GPIO1_FUNC_INPUT = 8, 197 AIC3X_GPIO1_FUNC_OUTPUT = 9, 198 AIC3X_GPIO1_FUNC_DIGITAL_MIC_MODCLK = 10, 199 AIC3X_GPIO1_FUNC_AUDIO_WORDCLK = 11, 200 AIC3X_GPIO1_FUNC_BUTTON_IRQ = 12, 201 AIC3X_GPIO1_FUNC_HEADSET_DETECT_IRQ = 13, 202 AIC3X_GPIO1_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ = 14, 203 AIC3X_GPIO1_FUNC_ALL_IRQ = 16 204 }; 205 206 enum { 207 AIC3X_GPIO2_FUNC_DISABLED = 0, 208 AIC3X_GPIO2_FUNC_HEADSET_DETECT_IRQ = 2, 209 AIC3X_GPIO2_FUNC_INPUT = 3, 210 AIC3X_GPIO2_FUNC_OUTPUT = 4, 211 AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT = 5, 212 AIC3X_GPIO2_FUNC_AUDIO_BITCLK = 8, 213 AIC3X_GPIO2_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ = 9, 214 AIC3X_GPIO2_FUNC_ALL_IRQ = 10, 215 AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_OR_AGC_IRQ = 11, 216 AIC3X_GPIO2_FUNC_HEADSET_OR_BUTTON_PRESS_OR_SHORT_CIRCUIT_IRQ = 12, 217 AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_IRQ = 13, 218 AIC3X_GPIO2_FUNC_AGC_NOISE_IRQ = 14, 219 AIC3X_GPIO2_FUNC_BUTTON_PRESS_IRQ = 15 220 }; 221 222 void aic3x_set_gpio(struct snd_soc_codec *codec, int gpio, int state); 223 int aic3x_get_gpio(struct snd_soc_codec *codec, int gpio); 224 int aic3x_headset_detected(struct snd_soc_codec *codec); 225 226 struct aic3x_setup_data { 227 unsigned short i2c_address; 228 unsigned int gpio_func[2]; 229 }; 230 231 extern struct snd_soc_dai aic3x_dai; 232 extern struct snd_soc_codec_device soc_codec_dev_aic3x; 233 234 #endif /* _AIC3X_H */ 235