diff options
Diffstat (limited to 'sound/soc/codecs/tas2783.h')
| -rw-r--r-- | sound/soc/codecs/tas2783.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/sound/soc/codecs/tas2783.h b/sound/soc/codecs/tas2783.h new file mode 100644 index 000000000000..794333e0a350 --- /dev/null +++ b/sound/soc/codecs/tas2783.h @@ -0,0 +1,110 @@ +/* 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__ */ |