102 lines
3.2 KiB
C
102 lines
3.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* TAS2780.h - ALSA SoC Texas Instruments TAS2780 Mono Audio Amplifier
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*
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* Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com
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*
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* Author: Raphael Xu <raphael-xu@ti.com>
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*/
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#ifndef __TAS2780_H__
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#define __TAS2780_H__
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/* Book Control Register */
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#define TAS2780_BOOKCTL_PAGE 0
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#define TAS2780_BOOKCTL_REG 127
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#define TAS2780_REG(page, reg) ((page * 128) + reg)
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/* Page */
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#define TAS2780_PAGE TAS2780_REG(0X0, 0x00)
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#define TAS2780_PAGE_PAGE_MASK 255
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/* Software Reset */
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#define TAS2780_SW_RST TAS2780_REG(0X0, 0x01)
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#define TAS2780_RST BIT(0)
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/* Power Control */
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#define TAS2780_PWR_CTRL TAS2780_REG(0X0, 0x02)
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#define TAS2780_PWR_CTRL_MASK GENMASK(1, 0)
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#define TAS2780_PWR_CTRL_ACTIVE 0x0
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#define TAS2780_PWR_CTRL_MUTE BIT(0)
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#define TAS2780_PWR_CTRL_SHUTDOWN BIT(1)
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#define TAS2780_VSENSE_POWER_EN 3
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#define TAS2780_ISENSE_POWER_EN 4
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/* Digital Volume Control */
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#define TAS2780_DVC TAS2780_REG(0X0, 0x1a)
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#define TAS2780_DVC_MAX 0xc9
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#define TAS2780_CHNL_0 TAS2780_REG(0X0, 0x03)
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/* TDM Configuration Reg0 */
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#define TAS2780_TDM_CFG0 TAS2780_REG(0X0, 0x08)
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#define TAS2780_TDM_CFG0_SMP_MASK BIT(5)
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#define TAS2780_TDM_CFG0_SMP_48KHZ 0x0
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#define TAS2780_TDM_CFG0_SMP_44_1KHZ BIT(5)
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#define TAS2780_TDM_CFG0_MASK GENMASK(3, 1)
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#define TAS2780_TDM_CFG0_44_1_48KHZ BIT(3)
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#define TAS2780_TDM_CFG0_88_2_96KHZ (BIT(3) | BIT(1))
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/* TDM Configuration Reg1 */
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#define TAS2780_TDM_CFG1 TAS2780_REG(0X0, 0x09)
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#define TAS2780_TDM_CFG1_MASK GENMASK(5, 1)
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#define TAS2780_TDM_CFG1_51_SHIFT 1
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#define TAS2780_TDM_CFG1_RX_MASK BIT(0)
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#define TAS2780_TDM_CFG1_RX_RISING 0x0
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#define TAS2780_TDM_CFG1_RX_FALLING BIT(0)
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/* TDM Configuration Reg2 */
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#define TAS2780_TDM_CFG2 TAS2780_REG(0X0, 0x0a)
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#define TAS2780_TDM_CFG2_RXW_MASK GENMASK(3, 2)
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#define TAS2780_TDM_CFG2_RXW_16BITS 0x0
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#define TAS2780_TDM_CFG2_RXW_24BITS BIT(3)
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#define TAS2780_TDM_CFG2_RXW_32BITS (BIT(3) | BIT(2))
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#define TAS2780_TDM_CFG2_RXS_MASK GENMASK(1, 0)
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#define TAS2780_TDM_CFG2_RXS_16BITS 0x0
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#define TAS2780_TDM_CFG2_RXS_24BITS BIT(0)
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#define TAS2780_TDM_CFG2_RXS_32BITS BIT(1)
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#define TAS2780_TDM_CFG2_SCFG_MASK GENMASK(5, 4)
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#define TAS2780_TDM_CFG2_SCFG_I2S 0x0
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#define TAS2780_TDM_CFG2_SCFG_LEFT_J BIT(4)
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#define TAS2780_TDM_CFG2_SCFG_RIGHT_J BIT(5)
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/* TDM Configuration Reg3 */
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#define TAS2780_TDM_CFG3 TAS2780_REG(0X0, 0x0c)
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#define TAS2780_TDM_CFG3_RXS_MASK GENMASK(7, 4)
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#define TAS2780_TDM_CFG3_RXS_SHIFT 0x4
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#define TAS2780_TDM_CFG3_MASK GENMASK(3, 0)
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/* TDM Configuration Reg4 */
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#define TAS2780_TDM_CFG4 TAS2780_REG(0X0, 0x0d)
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#define TAS2780_TDM_CFG4_TX_OFFSET_MASK GENMASK(3, 1)
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/* TDM Configuration Reg5 */
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#define TAS2780_TDM_CFG5 TAS2780_REG(0X0, 0x0e)
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#define TAS2780_TDM_CFG5_VSNS_MASK BIT(6)
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#define TAS2780_TDM_CFG5_VSNS_ENABLE BIT(6)
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#define TAS2780_TDM_CFG5_50_MASK GENMASK(5, 0)
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/* TDM Configuration Reg6 */
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#define TAS2780_TDM_CFG6 TAS2780_REG(0X0, 0x0f)
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#define TAS2780_TDM_CFG6_ISNS_MASK BIT(6)
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#define TAS2780_TDM_CFG6_ISNS_ENABLE BIT(6)
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#define TAS2780_TDM_CFG6_50_MASK GENMASK(5, 0)
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/* IC CFG */
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#define TAS2780_IC_CFG TAS2780_REG(0X0, 0x5c)
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#define TAS2780_IC_CFG_MASK GENMASK(7, 6)
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#define TAS2780_IC_CFG_ENABLE (BIT(7) | BIT(6))
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#endif /* __TAS2780_H__ */
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