1 /* SPDX-License-Identifier: GPL-2.0 2 * 3 * ALSA SoC TAS2770 codec driver 4 * 5 * Copyright (C) 2016-2017 Texas Instruments Incorporated - https://www.ti.com/ 6 */ 7 #ifndef __TAS2770__ 8 #define __TAS2770__ 9 10 /* Book Control Register (available in page0 of each book) */ 11 #define TAS2770_BOOKCTL_PAGE 0 12 #define TAS2770_BOOKCTL_REG 127 13 #define TAS2770_REG(page, reg) ((page * 128) + reg) 14 /* Page */ 15 #define TAS2770_PAGE TAS2770_REG(0X0, 0x00) 16 #define TAS2770_PAGE_PAGE_MASK 255 17 /* Software Reset */ 18 #define TAS2770_SW_RST TAS2770_REG(0X0, 0x01) 19 #define TAS2770_RST BIT(0) 20 /* Power Control */ 21 #define TAS2770_PWR_CTRL TAS2770_REG(0X0, 0x02) 22 #define TAS2770_PWR_CTRL_MASK GENMASK(1, 0) 23 #define TAS2770_PWR_CTRL_ACTIVE 0x0 24 #define TAS2770_PWR_CTRL_MUTE BIT(0) 25 #define TAS2770_PWR_CTRL_SHUTDOWN 0x2 26 /* Playback Configuration Reg0 */ 27 #define TAS2770_PLAY_CFG_REG0 TAS2770_REG(0X0, 0x03) 28 /* Playback Configuration Reg1 */ 29 #define TAS2770_PLAY_CFG_REG1 TAS2770_REG(0X0, 0x04) 30 /* Playback Configuration Reg2 */ 31 #define TAS2770_PLAY_CFG_REG2 TAS2770_REG(0X0, 0x05) 32 #define TAS2770_PLAY_CFG_REG2_VMAX 0xc9 33 /* Misc Configuration Reg0 */ 34 #define TAS2770_MSC_CFG_REG0 TAS2770_REG(0X0, 0x07) 35 /* TDM Configuration Reg0 */ 36 #define TAS2770_TDM_CFG_REG0 TAS2770_REG(0X0, 0x0A) 37 #define TAS2770_TDM_CFG_REG0_SMP_MASK BIT(5) 38 #define TAS2770_TDM_CFG_REG0_SMP_48KHZ 0x0 39 #define TAS2770_TDM_CFG_REG0_SMP_44_1KHZ BIT(5) 40 #define TAS2770_TDM_CFG_REG0_31_MASK GENMASK(3, 1) 41 #define TAS2770_TDM_CFG_REG0_31_44_1_48KHZ 0x6 42 #define TAS2770_TDM_CFG_REG0_31_88_2_96KHZ 0x8 43 #define TAS2770_TDM_CFG_REG0_31_176_4_192KHZ 0xa 44 #define TAS2770_TDM_CFG_REG0_FPOL_MASK BIT(0) 45 #define TAS2770_TDM_CFG_REG0_FPOL_RSING 0 46 #define TAS2770_TDM_CFG_REG0_FPOL_FALING 1 47 /* TDM Configuration Reg1 */ 48 #define TAS2770_TDM_CFG_REG1 TAS2770_REG(0X0, 0x0B) 49 #define TAS2770_TDM_CFG_REG1_MASK GENMASK(5, 1) 50 #define TAS2770_TDM_CFG_REG1_51_SHIFT 1 51 #define TAS2770_TDM_CFG_REG1_RX_MASK BIT(0) 52 #define TAS2770_TDM_CFG_REG1_RX_RSING 0x0 53 #define TAS2770_TDM_CFG_REG1_RX_FALING BIT(0) 54 /* TDM Configuration Reg2 */ 55 #define TAS2770_TDM_CFG_REG2 TAS2770_REG(0X0, 0x0C) 56 #define TAS2770_TDM_CFG_REG2_RXW_MASK GENMASK(3, 2) 57 #define TAS2770_TDM_CFG_REG2_RXW_16BITS 0x0 58 #define TAS2770_TDM_CFG_REG2_RXW_24BITS 0x8 59 #define TAS2770_TDM_CFG_REG2_RXW_32BITS 0xc 60 #define TAS2770_TDM_CFG_REG2_RXS_MASK GENMASK(1, 0) 61 #define TAS2770_TDM_CFG_REG2_RXS_16BITS 0x0 62 #define TAS2770_TDM_CFG_REG2_RXS_24BITS BIT(0) 63 #define TAS2770_TDM_CFG_REG2_RXS_32BITS 0x2 64 /* TDM Configuration Reg3 */ 65 #define TAS2770_TDM_CFG_REG3 TAS2770_REG(0X0, 0x0D) 66 #define TAS2770_TDM_CFG_REG3_RXS_MASK GENMASK(7, 4) 67 #define TAS2770_TDM_CFG_REG3_RXS_SHIFT 0x4 68 #define TAS2770_TDM_CFG_REG3_30_MASK GENMASK(3, 0) 69 #define TAS2770_TDM_CFG_REG3_30_SHIFT 0 70 /* TDM Configuration Reg4 */ 71 #define TAS2770_TDM_CFG_REG4 TAS2770_REG(0X0, 0x0E) 72 #define TAS2770_TDM_CFG_REG4_TX_LSB_CFG BIT(7) 73 #define TAS2770_TDM_CFG_REG4_TX_KEEPER_CFG BIT(6) 74 #define TAS2770_TDM_CFG_REG4_TX_KEEPER BIT(5) 75 #define TAS2770_TDM_CFG_REG4_TX_FILL BIT(4) 76 #define TAS2770_TDM_CFG_REG4_TX_OFFSET_MASK GENMASK(3, 1) 77 #define TAS2770_TDM_CFG_REG4_TX_EDGE_FALLING BIT(0) 78 /* TDM Configuration Reg5 */ 79 #define TAS2770_TDM_CFG_REG5 TAS2770_REG(0X0, 0x0F) 80 #define TAS2770_TDM_CFG_REG5_VSNS_MASK BIT(6) 81 #define TAS2770_TDM_CFG_REG5_VSNS_ENABLE BIT(6) 82 #define TAS2770_TDM_CFG_REG5_50_MASK GENMASK(5, 0) 83 /* TDM Configuration Reg6 */ 84 #define TAS2770_TDM_CFG_REG6 TAS2770_REG(0X0, 0x10) 85 #define TAS2770_TDM_CFG_REG6_ISNS_MASK BIT(6) 86 #define TAS2770_TDM_CFG_REG6_ISNS_ENABLE BIT(6) 87 #define TAS2770_TDM_CFG_REG6_50_MASK GENMASK(5, 0) 88 /* TDM Configuration Reg10 */ 89 #define TAS2770_TDM_CFG_REG7 TAS2770_REG(0X0, 0x11) 90 #define TAS2770_TDM_CFG_REG7_PDM_MASK BIT(6) 91 #define TAS2770_TDM_CFG_REG7_PDM_ENABLE BIT(6) 92 #define TAS2770_TDM_CFG_REG7_50_MASK GENMASK(5, 0) 93 /* Brown Out Prevention Reg0 */ 94 #define TAS2770_BO_PRV_REG0 TAS2770_REG(0X0, 0x1B) 95 /* Interrupt MASK Reg0 */ 96 #define TAS2770_INT_MASK_REG0 TAS2770_REG(0X0, 0x20) 97 #define TAS2770_INT_REG0_DEFAULT 0xfc 98 #define TAS2770_INT_MASK_REG0_DISABLE 0xff 99 /* Interrupt MASK Reg1 */ 100 #define TAS2770_INT_MASK_REG1 TAS2770_REG(0X0, 0x21) 101 #define TAS2770_INT_REG1_DEFAULT 0xb1 102 #define TAS2770_INT_MASK_REG1_DISABLE 0xff 103 /* Live-Interrupt Reg0 */ 104 #define TAS2770_LVE_INT_REG0 TAS2770_REG(0X0, 0x22) 105 /* Live-Interrupt Reg1 */ 106 #define TAS2770_LVE_INT_REG1 TAS2770_REG(0X0, 0x23) 107 /* Latched-Interrupt Reg0 */ 108 #define TAS2770_LAT_INT_REG0 TAS2770_REG(0X0, 0x24) 109 #define TAS2770_LAT_INT_REG0_OCE_FLG BIT(1) 110 #define TAS2770_LAT_INT_REG0_OTE_FLG BIT(0) 111 /* Latched-Interrupt Reg1 */ 112 #define TAS2770_LAT_INT_REG1 TAS2770_REG(0X0, 0x25) 113 #define TAS2770_LAT_INT_REG1_VBA_TOV BIT(3) 114 #define TAS2770_LAT_INT_REG1_VBA_TUV BIT(2) 115 #define TAS2770_LAT_INT_REG1_BOUT_FLG BIT(1) 116 /* VBAT MSB */ 117 #define TAS2770_VBAT_MSB TAS2770_REG(0X0, 0x27) 118 /* VBAT LSB */ 119 #define TAS2770_VBAT_LSB TAS2770_REG(0X0, 0x28) 120 /* TEMP MSB */ 121 #define TAS2770_TEMP_MSB TAS2770_REG(0X0, 0x29) 122 /* TEMP LSB */ 123 #define TAS2770_TEMP_LSB TAS2770_REG(0X0, 0x2A) 124 /* Interrupt Configuration */ 125 #define TAS2770_INT_CFG TAS2770_REG(0X0, 0x30) 126 /* Data In Pull-Down */ 127 #define TAS2770_DIN_PD TAS2770_REG(0X0, 0x31) 128 #define TAS2770_DIN_PD_SDOUT BIT(7) 129 /* Misc IRQ */ 130 #define TAS2770_MISC_IRQ TAS2770_REG(0X0, 0x32) 131 /* Clock Configuration */ 132 #define TAS2770_CLK_CGF TAS2770_REG(0X0, 0x3C) 133 /* TDM Clock detection monitor */ 134 #define TAS2770_TDM_CLK_DETC TAS2770_REG(0X0, 0x77) 135 /* Revision and PG ID */ 136 #define TAS2770_REV_AND_GPID TAS2770_REG(0X0, 0x7D) 137 138 #define TAS2770_POWER_ACTIVE 0 139 #define TAS2770_POWER_MUTE BIT(0) 140 #define TAS2770_POWER_SHUTDOWN BIT(1) 141 142 #define ERROR_OVER_CURRENT BIT(0) 143 #define ERROR_DIE_OVERTEMP BIT(1) 144 #define ERROR_OVER_VOLTAGE BIT(2) 145 #define ERROR_UNDER_VOLTAGE BIT(3) 146 #define ERROR_BROWNOUT BIT(4) 147 #define ERROR_CLASSD_PWR BIT(5) 148 149 struct tas2770_priv { 150 struct snd_soc_component *component; 151 struct gpio_desc *reset_gpio; 152 struct gpio_desc *sdz_gpio; 153 struct regmap *regmap; 154 struct device *dev; 155 int v_sense_slot; 156 int i_sense_slot; 157 int pdm_slot; 158 bool dac_powered; 159 bool unmuted; 160 int idle_tx_mode; 161 }; 162 163 #endif /* __TAS2770__ */ 164