/* SPDX-License-Identifier: GPL-2.0
*
* ALSA SoC TAS2770 codec driver
*
* Copyright (C) 2016-2017 Texas Instruments Incorporated - https://www.ti.com/
*/
#ifndef __TAS2770__
#define __TAS2770__
/* Book Control Register (available in page0 of each book) */
#define TAS2770_BOOKCTL_PAGE 0
#define TAS2770_BOOKCTL_REG 127
#define TAS2770_REG(page, reg) ((page * 128) + reg)
/* Page */
#define TAS2770_PAGE TAS2770_REG(0X0, 0x00)
#define TAS2770_PAGE_PAGE_MASK 255
/* Software Reset */
#define TAS2770_SW_RST TAS2770_REG(0X0, 0x01)
#define TAS2770_RST BIT(0)
/* Power Control */
#define TAS2770_PWR_CTRL TAS2770_REG(0X0, 0x02)
#define TAS2770_PWR_CTRL_MASK GENMASK(1, 0)
#define TAS2770_PWR_CTRL_ACTIVE 0x0
#define TAS2770_PWR_CTRL_MUTE BIT(0)
#define TAS2770_PWR_CTRL_SHUTDOWN 0x2
/* Playback Configuration Reg0 */
#define TAS2770_PLAY_CFG_REG0 TAS2770_REG(0X0, 0x03)
/* Playback Configuration Reg1 */
#define TAS2770_PLAY_CFG_REG1 TAS2770_REG(0X0, 0x04)
/* Playback Configuration Reg2 */
#define TAS2770_PLAY_CFG_REG2 TAS2770_REG(0X0, 0x05)
#define TAS2770_PLAY_CFG_REG2_VMAX 0xc9
/* Misc Configuration Reg0 */
#define TAS2770_MSC_CFG_REG0 TAS2770_REG(0X0, 0x07)
/* TDM Configuration Reg0 */
#define TAS2770_TDM_CFG_REG0 TAS2770_REG(0X0, 0x0A)
#define TAS2770_TDM_CFG_REG0_SMP_MASK BIT(5)
#define TAS2770_TDM_CFG_REG0_SMP_48KHZ 0x0
#define TAS2770_TDM_CFG_REG0_SMP_44_1KHZ BIT(5)
#define TAS2770_TDM_CFG_REG0_31_MASK GENMASK(3, 1)
#define TAS2770_TDM_CFG_REG0_31_44_1_48KHZ 0x6
#define TAS2770_TDM_CFG_REG0_31_88_2_96KHZ 0x8
#define TAS2770_TDM_CFG_REG0_31_176_4_192KHZ 0xa
#define TAS2770_TDM_CFG_REG0_FPOL_MASK BIT(0)
#define TAS2770_TDM_CFG_REG0_FPOL_RSING 0
#define TAS2770_TDM_CFG_REG0_FPOL_FALING 1
/* TDM Configuration Reg1 */
#define TAS2770_TDM_CFG_REG1 TAS2770_REG(0X0, 0x0B)
#define TAS2770_TDM_CFG_REG1_MASK GENMASK(5, 1)
#define TAS2770_TDM_CFG_REG1_51_SHIFT 1
#define TAS2770_TDM_CFG_REG1_RX_MASK BIT(0)
#define TAS2770_TDM_CFG_REG1_RX_RSING 0x0
#define TAS2770_TDM_CFG_REG1_RX_FALING BIT(0)
/* TDM Configuration Reg2 */
#define TAS2770_TDM_CFG_REG2 TAS2770_REG(0X0, 0x0C)
#define TAS2770_TDM_CFG_REG2_RXW_MASK GENMASK(3, 2)
#define TAS2770_TDM_CFG_REG2_RXW_16BITS 0x0
#define TAS2770_TDM_CFG_REG2_RXW_24BITS 0x8
#define TAS2770_TDM_CFG_REG2_RXW_32BITS 0xc
#define TAS2770_TDM_CFG_REG2_RXS_MASK GENMASK(1, 0)
#define TAS2770_TDM_CFG_REG2_RXS_16BITS 0x0
#define TAS2770_TDM_CFG_REG2_RXS_24BITS BIT(0)
#define TAS2770_TDM_CFG_REG2_RXS_32BITS 0x2
/* TDM Configuration Reg3 */
#define TAS2770_TDM_CFG_REG3 TAS2770_REG(0X0, 0x0D)
#define TAS2770_TDM_CFG_REG3_RXS_MASK GENMASK(7, 4)
#define TAS2770_TDM_CFG_REG3_RXS_SHIFT 0x4
#define TAS2770_TDM_CFG_REG3_30_MASK GENMASK(3, 0)
#define TAS2770_TDM_CFG_REG3_30_SHIFT 0
/* TDM Configuration Reg5 */
#define TAS2770_TDM_CFG_REG5 TAS2770_REG(0X0, 0x0F)
#define TAS2770_TDM_CFG_REG5_VSNS_MASK BIT(6)
#define TAS2770_TDM_CFG_REG5_VSNS_ENABLE BIT(6)
#define TAS2770_TDM_CFG_REG5_50_MASK GENMASK(5, 0)
/* TDM Configuration Reg6 */
#define TAS2770_TDM_CFG_REG6 TAS2770_REG(0X0, 0x10)
#define TAS2770_TDM_CFG_REG6_ISNS_MASK BIT(6)
#define TAS2770_TDM_CFG_REG6_ISNS_ENABLE BIT(6)
#define TAS2770_TDM_CFG_REG6_50_MASK GENMASK(5, 0)
/* Brown Out Prevention Reg0 */
#define TAS2770_BO_PRV_REG0 TAS2770_REG(0X0, 0x1B)
/* Interrupt MASK Reg0 */
#define TAS2770_INT_MASK_REG0 TAS2770_REG(0X0, 0x20)
#define TAS2770_INT_REG0_DEFAULT 0xfc
#define TAS2770_INT_MASK_REG0_DISABLE 0xff
/* Interrupt MASK Reg1 */
#define TAS2770_INT_MASK_REG1 TAS2770_REG(0X0, 0x21)
#define TAS2770_INT_REG1_DEFAULT 0xb1
#define TAS2770_INT_MASK_REG1_DISABLE 0xff
/* Live-Interrupt Reg0 */
#define TAS2770_LVE_INT_REG0 TAS2770_REG(0X0, 0x22)
/* Live-Interrupt Reg1 */
#define TAS2770_LVE_INT_REG1 TAS2770_REG(0X0, 0x23)
/* Latched-Interrupt Reg0 */
#define TAS2770_LAT_INT_REG0 TAS2770_REG(0X0, 0x24)
#define TAS2770_LAT_INT_REG0_OCE_FLG BIT(1)
#define TAS2770_LAT_INT_REG0_OTE_FLG BIT(0)
/* Latched-Interrupt Reg1 */
#define TAS2770_LAT_INT_REG1 TAS2770_REG(0X0, 0x25)
#define TAS2770_LAT_INT_REG1_VBA_TOV BIT(3)
#define TAS2770_LAT_INT_REG1_VBA_TUV BIT(2)
#define TAS2770_LAT_INT_REG1_BOUT_FLG BIT(1)
/* VBAT MSB */
#define TAS2770_VBAT_MSB TAS2770_REG(0X0, 0x27)
/* VBAT LSB */
#define TAS2770_VBAT_LSB TAS2770_REG(0X0, 0x28)
/* TEMP MSB */
#define TAS2770_TEMP_MSB TAS2770_REG(0X0, 0x29)
/* TEMP LSB */
#define TAS2770_TEMP_LSB TAS2770_REG(0X0, 0x2A)
/* Interrupt Configuration */
#define TAS2770_INT_CFG TAS2770_REG(0X0, 0x30)
/* Misc IRQ */
#define TAS2770_MISC_IRQ TAS2770_REG(0X0, 0x32)
/* Clock Configuration */
#define TAS2770_CLK_CGF TAS2770_REG(0X0, 0x3C)
/* TDM Clock detection monitor */
#define TAS2770_TDM_CLK_DETC TAS2770_REG(0X0, 0x77)
/* Revision and PG ID */
#define TAS2770_REV_AND_GPID TAS2770_REG(0X0, 0x7D)
#define TAS2770_POWER_ACTIVE 0
#define TAS2770_POWER_MUTE BIT(0)
#define TAS2770_POWER_SHUTDOWN BIT(1)
#define ERROR_OVER_CURRENT BIT(0)
#define ERROR_DIE_OVERTEMP BIT(1)
#define ERROR_OVER_VOLTAGE BIT(2)
#define ERROR_UNDER_VOLTAGE BIT(3)
#define ERROR_BROWNOUT BIT(4)
#define ERROR_CLASSD_PWR BIT(5)
struct tas2770_priv {
struct snd_soc_component *component;
struct gpio_desc *reset_gpio;
struct gpio_desc *sdz_gpio;
struct regmap *regmap;
struct device *dev;
int v_sense_slot;
int i_sense_slot;
bool dac_powered;
bool unmuted;
};
#endif /* __TAS2770__ */
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