diff options
Diffstat (limited to 'sound/soc/codecs/rt1318-sdw.h')
| -rw-r--r-- | sound/soc/codecs/rt1318-sdw.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt1318-sdw.h b/sound/soc/codecs/rt1318-sdw.h new file mode 100644 index 000000000..4d7ac9c4b --- /dev/null +++ b/sound/soc/codecs/rt1318-sdw.h @@ -0,0 +1,101 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * rt1318-sdw.h -- RT1318 SDCA ALSA SoC audio driver header + * + * Copyright(c) 2022 Realtek Semiconductor Corp. + */ + +#ifndef __RT1318_SDW_H__ +#define __RT1318_SDW_H__ + +#include <linux/regmap.h> +#include <linux/soundwire/sdw.h> +#include <linux/soundwire/sdw_type.h> +#include <linux/soundwire/sdw_registers.h> +#include <sound/soc.h> + +/* imp-defined registers */ +#define RT1318_SAPU_SM 0x3203 + +#define R1318_TCON 0xc203 +#define R1318_TCON_RELATED_1 0xc206 + +#define R1318_SPK_TEMPERATRUE_PROTECTION_0 0xdb00 +#define R1318_SPK_TEMPERATRUE_PROTECTION_L_4 0xdb08 +#define R1318_SPK_TEMPERATRUE_PROTECTION_R_4 0xdd08 + +#define R1318_SPK_TEMPERATRUE_PROTECTION_L_6 0xdb12 +#define R1318_SPK_TEMPERATRUE_PROTECTION_R_6 0xdd12 + +#define RT1318_INIT_RECIPROCAL_REG_L_24 0xdbb5 +#define RT1318_INIT_RECIPROCAL_REG_L_23_16 0xdbb6 +#define RT1318_INIT_RECIPROCAL_REG_L_15_8 0xdbb7 +#define RT1318_INIT_RECIPROCAL_REG_L_7_0 0xdbb8 +#define RT1318_INIT_RECIPROCAL_REG_R_24 0xddb5 +#define RT1318_INIT_RECIPROCAL_REG_R_23_16 0xddb6 +#define RT1318_INIT_RECIPROCAL_REG_R_15_8 0xddb7 +#define RT1318_INIT_RECIPROCAL_REG_R_7_0 0xddb8 + +#define RT1318_INIT_R0_RECIPROCAL_SYN_L_24 0xdbc5 +#define RT1318_INIT_R0_RECIPROCAL_SYN_L_23_16 0xdbc6 +#define RT1318_INIT_R0_RECIPROCAL_SYN_L_15_8 0xdbc7 +#define RT1318_INIT_R0_RECIPROCAL_SYN_L_7_0 0xdbc8 +#define RT1318_INIT_R0_RECIPROCAL_SYN_R_24 0xddc5 +#define RT1318_INIT_R0_RECIPROCAL_SYN_R_23_16 0xddc6 +#define RT1318_INIT_R0_RECIPROCAL_SYN_R_15_8 0xddc7 +#define RT1318_INIT_R0_RECIPROCAL_SYN_R_7_0 0xddc8 + +#define RT1318_R0_COMPARE_FLAG_L 0xdb35 +#define RT1318_R0_COMPARE_FLAG_R 0xdd35 + +#define RT1318_STP_INITIAL_RS_TEMP_H 0xdd93 +#define RT1318_STP_INITIAL_RS_TEMP_L 0xdd94 + +/* RT1318 SDCA Control - function number */ +#define FUNC_NUM_SMART_AMP 0x04 + +/* RT1318 SDCA entity */ +#define RT1318_SDCA_ENT_PDE23 0x31 +#define RT1318_SDCA_ENT_XU24 0x24 +#define RT1318_SDCA_ENT_FU21 0x03 +#define RT1318_SDCA_ENT_UDMPU21 0x02 +#define RT1318_SDCA_ENT_CS21 0x21 +#define RT1318_SDCA_ENT_SAPU 0x29 + +/* RT1318 SDCA control */ +#define RT1318_SDCA_CTL_SAMPLE_FREQ_INDEX 0x10 +#define RT1318_SDCA_CTL_REQ_POWER_STATE 0x01 +#define RT1318_SDCA_CTL_FU_MUTE 0x01 +#define RT1318_SDCA_CTL_FU_VOLUME 0x02 +#define RT1318_SDCA_CTL_UDMPU_CLUSTER 0x10 +#define RT1318_SDCA_CTL_SAPU_PROTECTION_MODE 0x10 +#define RT1318_SDCA_CTL_SAPU_PROTECTION_STATUS 0x11 + +/* RT1318 SDCA channel */ +#define CH_L 0x01 +#define CH_R 0x02 + +/* sample frequency index */ +#define RT1318_SDCA_RATE_16000HZ 0x04 +#define RT1318_SDCA_RATE_32000HZ 0x07 +#define RT1318_SDCA_RATE_44100HZ 0x08 +#define RT1318_SDCA_RATE_48000HZ 0x09 +#define RT1318_SDCA_RATE_96000HZ 0x0b +#define RT1318_SDCA_RATE_192000HZ 0x0d + + +struct rt1318_sdw_priv { + struct snd_soc_component *component; + struct regmap *regmap; + struct sdw_slave *sdw_slave; + enum sdw_slave_status status; + struct sdw_bus_params params; + bool hw_init; + bool first_hw_init; +}; + +struct sdw_stream_data { + struct sdw_stream_runtime *sdw_stream; +}; + +#endif /* __RT1318_SDW_H__ */ |