| /* SPDX-License-Identifier: GPL-2.0 |
| * |
| * ALSA SoC Texas Instruments TAS2783 Audio Smart Amplifier |
| * |
| * Copyright (C) 2025 Texas Instruments Incorporated |
| * https://www.ti.com |
| * |
| * The TAS2783 driver implements a flexible and configurable |
| * algo coefficient setting for single TAS2783 chips. |
| * |
| * Author: Niranjan H Y <niranjanhy@ti.com> |
| * Author: Baojun Xu <baojun.xu@ti.com> |
| */ |
| #include <linux/workqueue.h> |
| |
| #ifndef __TAS2783_H__ |
| #define __TAS2783_H__ |
| |
| #define TAS2783_DEVICE_RATES (SNDRV_PCM_RATE_44100 | \ |
| SNDRV_PCM_RATE_48000 | \ |
| SNDRV_PCM_RATE_96000 | \ |
| SNDRV_PCM_RATE_88200) |
| #define TAS2783_DEVICE_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ |
| SNDRV_PCM_FMTBIT_S24_LE | \ |
| SNDRV_PCM_FMTBIT_S32_LE) |
| |
| /* book, page, register */ |
| #define TASDEV_REG_SDW(book, page, reg) (((book) * 256 * 128) + \ |
| 0x800000 + ((page) * 128) + (reg)) |
| |
| /* Volume control */ |
| #define TAS2783_DVC_LVL TASDEV_REG_SDW(0x0, 0x00, 0x1A) |
| #define TAS2783_AMP_LEVEL TASDEV_REG_SDW(0x0, 0x00, 0x03) |
| #define TAS2783_AMP_LEVEL_MASK GENMASK(5, 1) |
| |
| #define PRAM_ADDR_START TASDEV_REG_SDW(0x8c, 0x01, 0x8) |
| #define PRAM_ADDR_END TASDEV_REG_SDW(0x8c, 0xff, 0x7f) |
| #define YRAM_ADDR_START TASDEV_REG_SDW(0x00, 0x02, 0x8) |
| #define YRAM_ADDR_END TASDEV_REG_SDW(0x00, 0x37, 0x7f) |
| |
| /* Calibration data */ |
| #define TAS2783_CAL_R0 TASDEV_REG_SDW(0, 0x16, 0x4C) |
| #define TAS2783_CAL_INVR0 TASDEV_REG_SDW(0, 0x16, 0x5C) |
| #define TAS2783_CAL_R0LOW TASDEV_REG_SDW(0, 0x16, 0x64) |
| #define TAS2783_CAL_POWER TASDEV_REG_SDW(0, 0x15, 0x44) |
| #define TAS2783_CAL_TLIM TASDEV_REG_SDW(0, 0x17, 0x58) |
| |
| /* TAS2783 SDCA Control - function number */ |
| #define FUNC_NUM_SMART_AMP 0x01 |
| |
| /* TAS2783 SDCA entity */ |
| |
| #define TAS2783_SDCA_ENT_FU21 0x01 |
| #define TAS2783_SDCA_ENT_FU23 0x02 |
| #define TAS2783_SDCA_ENT_FU26 0x03 |
| #define TAS2783_SDCA_ENT_XU22 0x04 |
| #define TAS2783_SDCA_ENT_CS24 0x05 |
| #define TAS2783_SDCA_ENT_CS21 0x06 |
| #define TAS2783_SDCA_ENT_CS25 0x07 |
| #define TAS2783_SDCA_ENT_CS26 0x08 |
| #define TAS2783_SDCA_ENT_CS28 0x09 |
| #define TAS2783_SDCA_ENT_PDE23 0x0C |
| #define TAS2783_SDCA_ENT_UDMPU23 0x0E |
| #define TAS2783_SDCA_ENT_SAPU29 0x0F |
| #define TAS2783_SDCA_ENT_PPU21 0x10 |
| #define TAS2783_SDCA_ENT_PPU26 0x11 |
| #define TAS2783_SDCA_ENT_TG23 0x12 |
| #define TAS2783_SDCA_ENT_IT21 0x13 |
| #define TAS2783_SDCA_ENT_IT29 0x14 |
| #define TAS2783_SDCA_ENT_IT26 0x15 |
| #define TAS2783_SDCA_ENT_IT28 0x16 |
| #define TAS2783_SDCA_ENT_OT24 0x17 |
| #define TAS2783_SDCA_ENT_OT23 0x18 |
| #define TAS2783_SDCA_ENT_OT25 0x19 |
| #define TAS2783_SDCA_ENT_OT28 0x1A |
| #define TAS2783_SDCA_ENT_MU26 0x1b |
| #define TAS2783_SDCA_ENT_OT127 0x1E |
| #define TAS2783_SDCA_ENT_FU127 0x1F |
| #define TAS2783_SDCA_ENT_CS127 0x20 |
| #define TAS2783_SDCA_ENT_MFPU21 0x22 |
| #define TAS2783_SDCA_ENT_MFPU26 0x23 |
| |
| /* TAS2783 SDCA control */ |
| #define TAS2783_SDCA_CTL_REQ_POW_STATE 0x01 |
| #define TAS2783_SDCA_CTL_FU_MUTE 0x01 |
| #define TAS2783_SDCA_CTL_UDMPU_CLUSTER 0x10 |
| |
| #define TAS2783_DEVICE_CHANNEL_LEFT 1 |
| #define TAS2783_DEVICE_CHANNEL_RIGHT 2 |
| |
| #define TAS2783_SDCA_POW_STATE_ON 0 |
| #define TAS2783_SDCA_POW_STATE_OFF 3 |
| |
| /* calibration data */ |
| #define TAS2783_CALIB_PARAMS 6 /* 5 + 1 unique id */ |
| #define TAS2783_CALIB_MAX_SPK_COUNT 8 |
| #define TAS2783_CALIB_HDR_SZ 12 |
| #define TAS2783_CALIB_CRC_SZ 4 |
| #define TAS2783_CALIB_DATA_SZ ((TAS2783_CALIB_HDR_SZ) + TAS2783_CALIB_CRC_SZ + \ |
| ((TAS2783_CALIB_PARAMS) * 4 * (TAS2783_CALIB_MAX_SPK_COUNT))) |
| |
| #if IS_ENABLED(CONFIG_SND_SOC_TAS2783_UTIL) |
| int32_t tas25xx_register_misc(struct sdw_slave *peripheral); |
| int32_t tas25xx_deregister_misc(void); |
| #else |
| static void tas25xx_register_misc(struct sdw_slave *peripheral) {} |
| static void tas25xx_deregister_misc(void) {} |
| #endif |
| |
| #endif /*__TAS2783_H__ */ |
