xref: /openbmc/linux/sound/soc/codecs/tas2770.h (revision 11788d9b)
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  0x3
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  0xe
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     /* TDM Configuration Reg1 */
45 #define TAS2770_TDM_CFG_REG1  TAS2770_REG(0X0, 0x0B)
46 #define TAS2770_TDM_CFG_REG1_MASK 0x3e
47 #define TAS2770_TDM_CFG_REG1_51_SHIFT  1
48 #define TAS2770_TDM_CFG_REG1_RX_MASK  BIT(0)
49 #define TAS2770_TDM_CFG_REG1_RX_RSING  0x0
50 #define TAS2770_TDM_CFG_REG1_RX_FALING  BIT(0)
51     /* TDM Configuration Reg2 */
52 #define TAS2770_TDM_CFG_REG2  TAS2770_REG(0X0, 0x0C)
53 #define TAS2770_TDM_CFG_REG2_RXW_MASK  0xc
54 #define TAS2770_TDM_CFG_REG2_RXW_16BITS  0x0
55 #define TAS2770_TDM_CFG_REG2_RXW_24BITS  0x8
56 #define TAS2770_TDM_CFG_REG2_RXW_32BITS  0xc
57 #define TAS2770_TDM_CFG_REG2_RXS_MASK    0x3
58 #define TAS2770_TDM_CFG_REG2_RXS_16BITS  0x0
59 #define TAS2770_TDM_CFG_REG2_RXS_24BITS  BIT(0)
60 #define TAS2770_TDM_CFG_REG2_RXS_32BITS  0x2
61     /* TDM Configuration Reg3 */
62 #define TAS2770_TDM_CFG_REG3  TAS2770_REG(0X0, 0x0D)
63 #define TAS2770_TDM_CFG_REG3_RXS_MASK  0xf0
64 #define TAS2770_TDM_CFG_REG3_RXS_SHIFT 0x4
65 #define TAS2770_TDM_CFG_REG3_30_MASK  0xf
66 #define TAS2770_TDM_CFG_REG3_30_SHIFT 0
67     /* TDM Configuration Reg5 */
68 #define TAS2770_TDM_CFG_REG5  TAS2770_REG(0X0, 0x0F)
69 #define TAS2770_TDM_CFG_REG5_VSNS_MASK  BIT(6)
70 #define TAS2770_TDM_CFG_REG5_VSNS_ENABLE  BIT(6)
71 #define TAS2770_TDM_CFG_REG5_50_MASK  0x3f
72     /* TDM Configuration Reg6 */
73 #define TAS2770_TDM_CFG_REG6  TAS2770_REG(0X0, 0x10)
74 #define TAS2770_TDM_CFG_REG6_ISNS_MASK  BIT(6)
75 #define TAS2770_TDM_CFG_REG6_ISNS_ENABLE  BIT(6)
76 #define TAS2770_TDM_CFG_REG6_50_MASK  0x3f
77     /* Brown Out Prevention Reg0 */
78 #define TAS2770_BO_PRV_REG0  TAS2770_REG(0X0, 0x1B)
79     /* Interrupt MASK Reg0 */
80 #define TAS2770_INT_MASK_REG0  TAS2770_REG(0X0, 0x20)
81 #define TAS2770_INT_REG0_DEFAULT  0xfc
82 #define TAS2770_INT_MASK_REG0_DISABLE 0xff
83     /* Interrupt MASK Reg1 */
84 #define TAS2770_INT_MASK_REG1  TAS2770_REG(0X0, 0x21)
85 #define TAS2770_INT_REG1_DEFAULT  0xb1
86 #define TAS2770_INT_MASK_REG1_DISABLE 0xff
87     /* Live-Interrupt Reg0 */
88 #define TAS2770_LVE_INT_REG0  TAS2770_REG(0X0, 0x22)
89     /* Live-Interrupt Reg1 */
90 #define TAS2770_LVE_INT_REG1  TAS2770_REG(0X0, 0x23)
91     /* Latched-Interrupt Reg0 */
92 #define TAS2770_LAT_INT_REG0  TAS2770_REG(0X0, 0x24)
93 #define TAS2770_LAT_INT_REG0_OCE_FLG  BIT(1)
94 #define TAS2770_LAT_INT_REG0_OTE_FLG  BIT(0)
95     /* Latched-Interrupt Reg1 */
96 #define TAS2770_LAT_INT_REG1  TAS2770_REG(0X0, 0x25)
97 #define TAS2770_LAT_INT_REG1_VBA_TOV  BIT(3)
98 #define TAS2770_LAT_INT_REG1_VBA_TUV  BIT(2)
99 #define TAS2770_LAT_INT_REG1_BOUT_FLG  BIT(1)
100     /* VBAT MSB */
101 #define TAS2770_VBAT_MSB  TAS2770_REG(0X0, 0x27)
102     /* VBAT LSB */
103 #define TAS2770_VBAT_LSB  TAS2770_REG(0X0, 0x28)
104     /* TEMP MSB */
105 #define TAS2770_TEMP_MSB  TAS2770_REG(0X0, 0x29)
106     /* TEMP LSB */
107 #define TAS2770_TEMP_LSB  TAS2770_REG(0X0, 0x2A)
108     /* Interrupt Configuration */
109 #define TAS2770_INT_CFG  TAS2770_REG(0X0, 0x30)
110     /* Misc IRQ */
111 #define TAS2770_MISC_IRQ  TAS2770_REG(0X0, 0x32)
112     /* Clock Configuration */
113 #define TAS2770_CLK_CGF  TAS2770_REG(0X0, 0x3C)
114     /* TDM Clock detection monitor */
115 #define TAS2770_TDM_CLK_DETC  TAS2770_REG(0X0, 0x77)
116     /* Revision and PG ID */
117 #define TAS2770_REV_AND_GPID  TAS2770_REG(0X0, 0x7D)
118 
119 #define TAS2770_POWER_ACTIVE 0
120 #define TAS2770_POWER_MUTE 1
121 #define TAS2770_POWER_SHUTDOWN 2
122 #define ERROR_OVER_CURRENT  0x0000001
123 #define ERROR_DIE_OVERTEMP  0x0000002
124 #define ERROR_OVER_VOLTAGE  0x0000004
125 #define ERROR_UNDER_VOLTAGE 0x0000008
126 #define ERROR_BROWNOUT      0x0000010
127 #define ERROR_CLASSD_PWR    0x0000020
128 
129 struct tas2770_priv {
130 	struct device *dev;
131 	struct regmap *regmap;
132 	struct snd_soc_component *component;
133 	int power_state;
134 	int asi_format;
135 	struct gpio_desc *reset_gpio;
136 	int sampling_rate;
137 	int channel_size;
138 	int slot_width;
139 	int v_sense_slot;
140 	int i_sense_slot;
141 };
142 
143 #endif /* __TAS2770__ */
144