tas2780.h

  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__ */