soc/codecs/tas2770.h

0001 /* SPDX-License-Identifier: GPL-2.0
0002  *
0003  * ALSA SoC TAS2770 codec driver
0004  *
0005  *  Copyright (C) 2016-2017 Texas Instruments Incorporated - https://www.ti.com/
0006  */
0007 #ifndef __TAS2770__
0008 #define __TAS2770__
0009
0010 /* Book Control Register (available in page0 of each book) */
0011 #define TAS2770_BOOKCTL_PAGE            0
0012 #define TAS2770_BOOKCTL_REG         127
0013 #define TAS2770_REG(page, reg)        ((page * 128) + reg)
0014     /* Page */
0015 #define TAS2770_PAGE  TAS2770_REG(0X0, 0x00)
0016 #define TAS2770_PAGE_PAGE_MASK  255
0017     /* Software Reset */
0018 #define TAS2770_SW_RST  TAS2770_REG(0X0, 0x01)
0019 #define TAS2770_RST  BIT(0)
0020     /* Power Control */
0021 #define TAS2770_PWR_CTRL  TAS2770_REG(0X0, 0x02)
0022 #define TAS2770_PWR_CTRL_MASK  GENMASK(1, 0)
0023 #define TAS2770_PWR_CTRL_ACTIVE  0x0
0024 #define TAS2770_PWR_CTRL_MUTE  BIT(0)
0025 #define TAS2770_PWR_CTRL_SHUTDOWN  0x2
0026     /* Playback Configuration Reg0 */
0027 #define TAS2770_PLAY_CFG_REG0  TAS2770_REG(0X0, 0x03)
0028     /* Playback Configuration Reg1 */
0029 #define TAS2770_PLAY_CFG_REG1  TAS2770_REG(0X0, 0x04)
0030     /* Playback Configuration Reg2 */
0031 #define TAS2770_PLAY_CFG_REG2  TAS2770_REG(0X0, 0x05)
0032 #define TAS2770_PLAY_CFG_REG2_VMAX 0xc9
0033     /* Misc Configuration Reg0 */
0034 #define TAS2770_MSC_CFG_REG0  TAS2770_REG(0X0, 0x07)
0035     /* TDM Configuration Reg0 */
0036 #define TAS2770_TDM_CFG_REG0  TAS2770_REG(0X0, 0x0A)
0037 #define TAS2770_TDM_CFG_REG0_SMP_MASK  BIT(5)
0038 #define TAS2770_TDM_CFG_REG0_SMP_48KHZ  0x0
0039 #define TAS2770_TDM_CFG_REG0_SMP_44_1KHZ  BIT(5)
0040 #define TAS2770_TDM_CFG_REG0_31_MASK  GENMASK(3, 1)
0041 #define TAS2770_TDM_CFG_REG0_31_44_1_48KHZ  0x6
0042 #define TAS2770_TDM_CFG_REG0_31_88_2_96KHZ  0x8
0043 #define TAS2770_TDM_CFG_REG0_31_176_4_192KHZ  0xa
0044 #define TAS2770_TDM_CFG_REG0_FPOL_MASK  BIT(0)
0045 #define TAS2770_TDM_CFG_REG0_FPOL_RSING  0
0046 #define TAS2770_TDM_CFG_REG0_FPOL_FALING  1
0047     /* TDM Configuration Reg1 */
0048 #define TAS2770_TDM_CFG_REG1  TAS2770_REG(0X0, 0x0B)
0049 #define TAS2770_TDM_CFG_REG1_MASK   GENMASK(5, 1)
0050 #define TAS2770_TDM_CFG_REG1_51_SHIFT  1
0051 #define TAS2770_TDM_CFG_REG1_RX_MASK  BIT(0)
0052 #define TAS2770_TDM_CFG_REG1_RX_RSING  0x0
0053 #define TAS2770_TDM_CFG_REG1_RX_FALING  BIT(0)
0054     /* TDM Configuration Reg2 */
0055 #define TAS2770_TDM_CFG_REG2  TAS2770_REG(0X0, 0x0C)
0056 #define TAS2770_TDM_CFG_REG2_RXW_MASK   GENMASK(3, 2)
0057 #define TAS2770_TDM_CFG_REG2_RXW_16BITS  0x0
0058 #define TAS2770_TDM_CFG_REG2_RXW_24BITS  0x8
0059 #define TAS2770_TDM_CFG_REG2_RXW_32BITS  0xc
0060 #define TAS2770_TDM_CFG_REG2_RXS_MASK    GENMASK(1, 0)
0061 #define TAS2770_TDM_CFG_REG2_RXS_16BITS  0x0
0062 #define TAS2770_TDM_CFG_REG2_RXS_24BITS  BIT(0)
0063 #define TAS2770_TDM_CFG_REG2_RXS_32BITS  0x2
0064     /* TDM Configuration Reg3 */
0065 #define TAS2770_TDM_CFG_REG3  TAS2770_REG(0X0, 0x0D)
0066 #define TAS2770_TDM_CFG_REG3_RXS_MASK  GENMASK(7, 4)
0067 #define TAS2770_TDM_CFG_REG3_RXS_SHIFT 0x4
0068 #define TAS2770_TDM_CFG_REG3_30_MASK  GENMASK(3, 0)
0069 #define TAS2770_TDM_CFG_REG3_30_SHIFT 0
0070     /* TDM Configuration Reg5 */
0071 #define TAS2770_TDM_CFG_REG5  TAS2770_REG(0X0, 0x0F)
0072 #define TAS2770_TDM_CFG_REG5_VSNS_MASK  BIT(6)
0073 #define TAS2770_TDM_CFG_REG5_VSNS_ENABLE  BIT(6)
0074 #define TAS2770_TDM_CFG_REG5_50_MASK    GENMASK(5, 0)
0075     /* TDM Configuration Reg6 */
0076 #define TAS2770_TDM_CFG_REG6  TAS2770_REG(0X0, 0x10)
0077 #define TAS2770_TDM_CFG_REG6_ISNS_MASK  BIT(6)
0078 #define TAS2770_TDM_CFG_REG6_ISNS_ENABLE  BIT(6)
0079 #define TAS2770_TDM_CFG_REG6_50_MASK  GENMASK(5, 0)
0080     /* Brown Out Prevention Reg0 */
0081 #define TAS2770_BO_PRV_REG0  TAS2770_REG(0X0, 0x1B)
0082     /* Interrupt MASK Reg0 */
0083 #define TAS2770_INT_MASK_REG0  TAS2770_REG(0X0, 0x20)
0084 #define TAS2770_INT_REG0_DEFAULT  0xfc
0085 #define TAS2770_INT_MASK_REG0_DISABLE 0xff
0086     /* Interrupt MASK Reg1 */
0087 #define TAS2770_INT_MASK_REG1  TAS2770_REG(0X0, 0x21)
0088 #define TAS2770_INT_REG1_DEFAULT  0xb1
0089 #define TAS2770_INT_MASK_REG1_DISABLE 0xff
0090     /* Live-Interrupt Reg0 */
0091 #define TAS2770_LVE_INT_REG0  TAS2770_REG(0X0, 0x22)
0092     /* Live-Interrupt Reg1 */
0093 #define TAS2770_LVE_INT_REG1  TAS2770_REG(0X0, 0x23)
0094     /* Latched-Interrupt Reg0 */
0095 #define TAS2770_LAT_INT_REG0  TAS2770_REG(0X0, 0x24)
0096 #define TAS2770_LAT_INT_REG0_OCE_FLG  BIT(1)
0097 #define TAS2770_LAT_INT_REG0_OTE_FLG  BIT(0)
0098     /* Latched-Interrupt Reg1 */
0099 #define TAS2770_LAT_INT_REG1  TAS2770_REG(0X0, 0x25)
0100 #define TAS2770_LAT_INT_REG1_VBA_TOV  BIT(3)
0101 #define TAS2770_LAT_INT_REG1_VBA_TUV  BIT(2)
0102 #define TAS2770_LAT_INT_REG1_BOUT_FLG  BIT(1)
0103     /* VBAT MSB */
0104 #define TAS2770_VBAT_MSB  TAS2770_REG(0X0, 0x27)
0105     /* VBAT LSB */
0106 #define TAS2770_VBAT_LSB  TAS2770_REG(0X0, 0x28)
0107     /* TEMP MSB */
0108 #define TAS2770_TEMP_MSB  TAS2770_REG(0X0, 0x29)
0109     /* TEMP LSB */
0110 #define TAS2770_TEMP_LSB  TAS2770_REG(0X0, 0x2A)
0111     /* Interrupt Configuration */
0112 #define TAS2770_INT_CFG  TAS2770_REG(0X0, 0x30)
0113     /* Misc IRQ */
0114 #define TAS2770_MISC_IRQ  TAS2770_REG(0X0, 0x32)
0115     /* Clock Configuration */
0116 #define TAS2770_CLK_CGF  TAS2770_REG(0X0, 0x3C)
0117     /* TDM Clock detection monitor */
0118 #define TAS2770_TDM_CLK_DETC  TAS2770_REG(0X0, 0x77)
0119     /* Revision and PG ID */
0120 #define TAS2770_REV_AND_GPID  TAS2770_REG(0X0, 0x7D)
0121
0122 #define TAS2770_POWER_ACTIVE    0
0123 #define TAS2770_POWER_MUTE  BIT(0)
0124 #define TAS2770_POWER_SHUTDOWN  BIT(1)
0125
0126 #define ERROR_OVER_CURRENT  BIT(0)
0127 #define ERROR_DIE_OVERTEMP  BIT(1)
0128 #define ERROR_OVER_VOLTAGE  BIT(2)
0129 #define ERROR_UNDER_VOLTAGE BIT(3)
0130 #define ERROR_BROWNOUT      BIT(4)
0131 #define ERROR_CLASSD_PWR    BIT(5)
0132
0133 struct tas2770_priv {
0134     struct snd_soc_component *component;
0135     struct gpio_desc *reset_gpio;
0136     struct gpio_desc *sdz_gpio;
0137     struct regmap *regmap;
0138     struct device *dev;
0139     int v_sense_slot;
0140     int i_sense_slot;
0141     bool dac_powered;
0142     bool unmuted;
0143 };
0144
0145 #endif /* __TAS2770__ */