| Shuming Fan | 2b719fd | 2021-02-23 17:07:59 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | /* |
| 3 | * rt1316-sdw.h -- RT1316 SDCA ALSA SoC audio driver header |
| 4 | * |
| 5 | * Copyright(c) 2021 Realtek Semiconductor Corp. |
| 6 | */ |
| 7 | |
| 8 | #ifndef __RT1316_SDW_H__ |
| 9 | #define __RT1316_SDW_H__ |
| 10 | |
| 11 | #include <linux/regmap.h> |
| 12 | #include <linux/soundwire/sdw.h> |
| 13 | #include <linux/soundwire/sdw_type.h> |
| 14 | #include <linux/soundwire/sdw_registers.h> |
| 15 | #include <sound/soc.h> |
| 16 | |
| 17 | /* RT1316 SDCA Control - function number */ |
| 18 | #define FUNC_NUM_SMART_AMP 0x04 |
| 19 | |
| 20 | /* RT1316 SDCA entity */ |
| 21 | #define RT1316_SDCA_ENT_PDE23 0x31 |
| 22 | #define RT1316_SDCA_ENT_PDE27 0x32 |
| 23 | #define RT1316_SDCA_ENT_PDE22 0x33 |
| 24 | #define RT1316_SDCA_ENT_PDE24 0x34 |
| 25 | #define RT1316_SDCA_ENT_XU24 0x24 |
| 26 | #define RT1316_SDCA_ENT_FU21 0x03 |
| 27 | #define RT1316_SDCA_ENT_UDMPU21 0x02 |
| 28 | |
| 29 | /* RT1316 SDCA control */ |
| 30 | #define RT1316_SDCA_CTL_SAMPLE_FREQ_INDEX 0x10 |
| 31 | #define RT1316_SDCA_CTL_REQ_POWER_STATE 0x01 |
| 32 | #define RT1316_SDCA_CTL_BYPASS 0x01 |
| 33 | #define RT1316_SDCA_CTL_FU_MUTE 0x01 |
| 34 | #define RT1316_SDCA_CTL_FU_VOLUME 0x02 |
| 35 | #define RT1316_SDCA_CTL_UDMPU_CLUSTER 0x10 |
| 36 | |
| 37 | /* RT1316 SDCA channel */ |
| 38 | #define CH_L 0x01 |
| 39 | #define CH_R 0x02 |
| 40 | |
| 41 | struct rt1316_sdw_priv { |
| 42 | struct snd_soc_component *component; |
| 43 | struct regmap *regmap; |
| 44 | struct sdw_slave *sdw_slave; |
| 45 | enum sdw_slave_status status; |
| 46 | struct sdw_bus_params params; |
| 47 | bool hw_init; |
| 48 | bool first_hw_init; |
| 49 | }; |
| 50 | |
| 51 | struct sdw_stream_data { |
| 52 | struct sdw_stream_runtime *sdw_stream; |
| 53 | }; |
| 54 | |
| 55 | #endif /* __RT1316_SDW_H__ */ |