1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * TAS2780.h - ALSA SoC Texas Instruments TAS2780 Mono Audio Amplifier
4 *
5 * Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com
6 *
7 * Author: Raphael Xu <raphael-xu@ti.com>
8 */
9
10#ifndef __TAS2780_H__
11#define __TAS2780_H__
12
13/* Book Control Register */
14#define TAS2780_BOOKCTL_PAGE	0
15#define TAS2780_BOOKCTL_REG	127
16#define TAS2780_REG(page, reg)	((page * 128) + reg)
17
18/* Page */
19#define TAS2780_PAGE		TAS2780_REG(0X0, 0x00)
20#define TAS2780_PAGE_PAGE_MASK	255
21
22/* Software Reset */
23#define TAS2780_SW_RST	TAS2780_REG(0X0, 0x01)
24#define TAS2780_RST	BIT(0)
25
26/* Power Control */
27#define TAS2780_PWR_CTRL		TAS2780_REG(0X0, 0x02)
28#define TAS2780_PWR_CTRL_MASK		GENMASK(1, 0)
29#define TAS2780_PWR_CTRL_ACTIVE		0x0
30#define TAS2780_PWR_CTRL_MUTE		BIT(0)
31#define TAS2780_PWR_CTRL_SHUTDOWN	BIT(1)
32
33#define TAS2780_VSENSE_POWER_EN		3
34#define TAS2780_ISENSE_POWER_EN		4
35
36/* Digital Volume Control */
37#define TAS2780_DVC	TAS2780_REG(0X0, 0x1a)
38#define TAS2780_DVC_MAX	0xc9
39
40#define TAS2780_CHNL_0  TAS2780_REG(0X0, 0x03)
41
42/* TDM Configuration Reg0 */
43#define TAS2780_TDM_CFG0		TAS2780_REG(0X0, 0x08)
44#define TAS2780_TDM_CFG0_SMP_MASK	BIT(5)
45#define TAS2780_TDM_CFG0_SMP_48KHZ	0x0
46#define TAS2780_TDM_CFG0_SMP_44_1KHZ	BIT(5)
47#define TAS2780_TDM_CFG0_MASK		GENMASK(3, 1)
48#define TAS2780_TDM_CFG0_44_1_48KHZ	BIT(3)
49#define TAS2780_TDM_CFG0_88_2_96KHZ	(BIT(3) | BIT(1))
50
51/* TDM Configuration Reg1 */
52#define TAS2780_TDM_CFG1		TAS2780_REG(0X0, 0x09)
53#define TAS2780_TDM_CFG1_MASK		GENMASK(5, 1)
54#define TAS2780_TDM_CFG1_51_SHIFT	1
55#define TAS2780_TDM_CFG1_RX_MASK	BIT(0)
56#define TAS2780_TDM_CFG1_RX_RISING	0x0
57#define TAS2780_TDM_CFG1_RX_FALLING	BIT(0)
58
59/* TDM Configuration Reg2 */
60#define TAS2780_TDM_CFG2		TAS2780_REG(0X0, 0x0a)
61#define TAS2780_TDM_CFG2_RXW_MASK	GENMASK(3, 2)
62#define TAS2780_TDM_CFG2_RXW_16BITS	0x0
63#define TAS2780_TDM_CFG2_RXW_24BITS	BIT(3)
64#define TAS2780_TDM_CFG2_RXW_32BITS	(BIT(3) | BIT(2))
65#define TAS2780_TDM_CFG2_RXS_MASK	GENMASK(1, 0)
66#define TAS2780_TDM_CFG2_RXS_16BITS	0x0
67#define TAS2780_TDM_CFG2_RXS_24BITS	BIT(0)
68#define TAS2780_TDM_CFG2_RXS_32BITS	BIT(1)
69#define TAS2780_TDM_CFG2_SCFG_MASK	GENMASK(5, 4)
70#define TAS2780_TDM_CFG2_SCFG_I2S	0x0
71#define TAS2780_TDM_CFG2_SCFG_LEFT_J	BIT(4)
72#define TAS2780_TDM_CFG2_SCFG_RIGHT_J	BIT(5)
73
74/* TDM Configuration Reg3 */
75#define TAS2780_TDM_CFG3		TAS2780_REG(0X0, 0x0c)
76#define TAS2780_TDM_CFG3_RXS_MASK	GENMASK(7, 4)
77#define TAS2780_TDM_CFG3_RXS_SHIFT	0x4
78#define TAS2780_TDM_CFG3_MASK		GENMASK(3, 0)
79
80/* TDM Configuration Reg4 */
81#define TAS2780_TDM_CFG4		TAS2780_REG(0X0, 0x0d)
82#define TAS2780_TDM_CFG4_TX_OFFSET_MASK	GENMASK(3, 1)
83
84/* TDM Configuration Reg5 */
85#define TAS2780_TDM_CFG5		TAS2780_REG(0X0, 0x0e)
86#define TAS2780_TDM_CFG5_VSNS_MASK	BIT(6)
87#define TAS2780_TDM_CFG5_VSNS_ENABLE	BIT(6)
88#define TAS2780_TDM_CFG5_50_MASK	GENMASK(5, 0)
89
90/* TDM Configuration Reg6 */
91#define TAS2780_TDM_CFG6		TAS2780_REG(0X0, 0x0f)
92#define TAS2780_TDM_CFG6_ISNS_MASK	BIT(6)
93#define TAS2780_TDM_CFG6_ISNS_ENABLE	BIT(6)
94#define TAS2780_TDM_CFG6_50_MASK	GENMASK(5, 0)
95
96/* IC CFG */
97#define TAS2780_IC_CFG			TAS2780_REG(0X0, 0x5c)
98#define TAS2780_IC_CFG_MASK		GENMASK(7, 6)
99#define TAS2780_IC_CFG_ENABLE		(BIT(7) | BIT(6))
100
101#endif /* __TAS2780_H__ */
102