1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * tas2562.h - ALSA SoC Texas Instruments TAS2562 Mono Audio Amplifier
4  *
5  * Copyright (C) 2019 Texas Instruments Incorporated -  https://www.ti.com
6  *
7  * Author: Dan Murphy <dmurphy@ti.com>
8  */
9 
10 #ifndef __TAS2562_H__
11 #define __TAS2562_H__
12 
13 #define TAS2562_PAGE_CTRL	0x00
14 
15 #define TAS2562_REG(page, reg)	((page * 128) + reg)
16 
17 #define TAS2562_SW_RESET	TAS2562_REG(0, 0x01)
18 #define TAS2562_PWR_CTRL	TAS2562_REG(0, 0x02)
19 #define TAS2562_PB_CFG1		TAS2562_REG(0, 0x03)
20 #define TAS2562_MISC_CFG1	TAS2562_REG(0, 0x04)
21 #define TAS2562_MISC_CFG2	TAS2562_REG(0, 0x05)
22 
23 #define TAS2562_TDM_CFG0	TAS2562_REG(0, 0x06)
24 #define TAS2562_TDM_CFG1	TAS2562_REG(0, 0x07)
25 #define TAS2562_TDM_CFG2	TAS2562_REG(0, 0x08)
26 #define TAS2562_TDM_CFG3	TAS2562_REG(0, 0x09)
27 #define TAS2562_TDM_CFG4	TAS2562_REG(0, 0x0a)
28 #define TAS2562_TDM_CFG5	TAS2562_REG(0, 0x0b)
29 #define TAS2562_TDM_CFG6	TAS2562_REG(0, 0x0c)
30 #define TAS2562_TDM_CFG7	TAS2562_REG(0, 0x0d)
31 #define TAS2562_TDM_CFG8	TAS2562_REG(0, 0x0e)
32 #define TAS2562_TDM_CFG9	TAS2562_REG(0, 0x0f)
33 #define TAS2562_TDM_CFG10	TAS2562_REG(0, 0x10)
34 #define TAS2562_TDM_DET		TAS2562_REG(0, 0x11)
35 #define TAS2562_REV_ID		TAS2562_REG(0, 0x7d)
36 
37 #define TAS2562_RX_OFF_MASK	GENMASK(5, 1)
38 #define TAS2562_TX_OFF_MASK	GENMASK(3, 1)
39 #define TAS2562_RIGHT_SLOT_SHIFT 4
40 
41 /* Page 2 */
42 #define TAS2562_DVC_CFG1	TAS2562_REG(2, 0x0c)
43 #define TAS2562_DVC_CFG2	TAS2562_REG(2, 0x0d)
44 #define TAS2562_DVC_CFG3	TAS2562_REG(2, 0x0e)
45 #define TAS2562_DVC_CFG4	TAS2562_REG(2, 0x0f)
46 
47 #define TAS2562_RESET	BIT(0)
48 
49 #define TAS2562_MODE_MASK	GENMASK(1,0)
50 #define TAS2562_ACTIVE		0x0
51 #define TAS2562_MUTE		0x1
52 #define TAS2562_SHUTDOWN	0x2
53 
54 #define TAS2562_TDM_CFG1_RX_EDGE_MASK	BIT(0)
55 #define TAS2562_TDM_CFG1_RX_FALLING	1
56 
57 #define TAS2562_TDM_CFG0_RAMPRATE_MASK		BIT(5)
58 #define TAS2562_TDM_CFG0_RAMPRATE_44_1		BIT(5)
59 #define TAS2562_TDM_CFG0_SAMPRATE_MASK		GENMASK(3, 1)
60 #define TAS2562_TDM_CFG0_SAMPRATE_7305_8KHZ	(0x0 << 1)
61 #define TAS2562_TDM_CFG0_SAMPRATE_14_7_16KHZ	(0x1 << 1)
62 #define TAS2562_TDM_CFG0_SAMPRATE_22_05_24KHZ	(0x2 << 1)
63 #define TAS2562_TDM_CFG0_SAMPRATE_29_4_32KHZ	(0x3 << 1)
64 #define TAS2562_TDM_CFG0_SAMPRATE_44_1_48KHZ	(0x4 << 1)
65 #define TAS2562_TDM_CFG0_SAMPRATE_88_2_96KHZ	(0x5 << 1)
66 #define TAS2562_TDM_CFG0_SAMPRATE_176_4_192KHZ	(0x6 << 1)
67 
68 #define TAS2562_TDM_CFG2_RIGHT_JUSTIFY	BIT(6)
69 
70 #define TAS2562_TDM_CFG2_RXLEN_MASK	GENMASK(1, 0)
71 #define TAS2562_TDM_CFG2_RXLEN_16B	0x0
72 #define TAS2562_TDM_CFG2_RXLEN_24B	BIT(0)
73 #define TAS2562_TDM_CFG2_RXLEN_32B	BIT(1)
74 
75 #define TAS2562_TDM_CFG2_RXWLEN_MASK	GENMASK(3, 2)
76 #define TAS2562_TDM_CFG2_RXWLEN_16B	0x0
77 #define TAS2562_TDM_CFG2_RXWLEN_20B	BIT(2)
78 #define TAS2562_TDM_CFG2_RXWLEN_24B	BIT(3)
79 #define TAS2562_TDM_CFG2_RXWLEN_32B	(BIT(2) | BIT(3))
80 
81 #define TAS2562_VSENSE_POWER_EN		2
82 #define TAS2562_ISENSE_POWER_EN		3
83 
84 #define TAS2562_TDM_CFG5_VSNS_EN	BIT(6)
85 #define TAS2562_TDM_CFG5_VSNS_SLOT_MASK	GENMASK(5, 0)
86 
87 #define TAS2562_TDM_CFG6_ISNS_EN	BIT(6)
88 #define TAS2562_TDM_CFG6_ISNS_SLOT_MASK	GENMASK(5, 0)
89 
90 #endif /* __TAS2562_H__ */
91