1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * rt1318-sdw.h -- RT1318 SDCA ALSA SoC audio driver header 4 * 5 * Copyright(c) 2022 Realtek Semiconductor Corp. 6 */ 7 8#ifndef __RT1318_SDW_H__ 9#define __RT1318_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/* imp-defined registers */ 18#define RT1318_SAPU_SM 0x3203 19 20#define R1318_TCON 0xc203 21#define R1318_TCON_RELATED_1 0xc206 22 23#define R1318_SPK_TEMPERATRUE_PROTECTION_0 0xdb00 24#define R1318_SPK_TEMPERATRUE_PROTECTION_L_4 0xdb08 25#define R1318_SPK_TEMPERATRUE_PROTECTION_R_4 0xdd08 26 27#define R1318_SPK_TEMPERATRUE_PROTECTION_L_6 0xdb12 28#define R1318_SPK_TEMPERATRUE_PROTECTION_R_6 0xdd12 29 30#define RT1318_INIT_RECIPROCAL_REG_L_24 0xdbb5 31#define RT1318_INIT_RECIPROCAL_REG_L_23_16 0xdbb6 32#define RT1318_INIT_RECIPROCAL_REG_L_15_8 0xdbb7 33#define RT1318_INIT_RECIPROCAL_REG_L_7_0 0xdbb8 34#define RT1318_INIT_RECIPROCAL_REG_R_24 0xddb5 35#define RT1318_INIT_RECIPROCAL_REG_R_23_16 0xddb6 36#define RT1318_INIT_RECIPROCAL_REG_R_15_8 0xddb7 37#define RT1318_INIT_RECIPROCAL_REG_R_7_0 0xddb8 38 39#define RT1318_INIT_R0_RECIPROCAL_SYN_L_24 0xdbc5 40#define RT1318_INIT_R0_RECIPROCAL_SYN_L_23_16 0xdbc6 41#define RT1318_INIT_R0_RECIPROCAL_SYN_L_15_8 0xdbc7 42#define RT1318_INIT_R0_RECIPROCAL_SYN_L_7_0 0xdbc8 43#define RT1318_INIT_R0_RECIPROCAL_SYN_R_24 0xddc5 44#define RT1318_INIT_R0_RECIPROCAL_SYN_R_23_16 0xddc6 45#define RT1318_INIT_R0_RECIPROCAL_SYN_R_15_8 0xddc7 46#define RT1318_INIT_R0_RECIPROCAL_SYN_R_7_0 0xddc8 47 48#define RT1318_R0_COMPARE_FLAG_L 0xdb35 49#define RT1318_R0_COMPARE_FLAG_R 0xdd35 50 51#define RT1318_STP_INITIAL_RS_TEMP_H 0xdd93 52#define RT1318_STP_INITIAL_RS_TEMP_L 0xdd94 53 54/* RT1318 SDCA Control - function number */ 55#define FUNC_NUM_SMART_AMP 0x04 56 57/* RT1318 SDCA entity */ 58#define RT1318_SDCA_ENT_PDE23 0x31 59#define RT1318_SDCA_ENT_XU24 0x24 60#define RT1318_SDCA_ENT_FU21 0x03 61#define RT1318_SDCA_ENT_UDMPU21 0x02 62#define RT1318_SDCA_ENT_CS21 0x21 63#define RT1318_SDCA_ENT_SAPU 0x29 64 65/* RT1318 SDCA control */ 66#define RT1318_SDCA_CTL_SAMPLE_FREQ_INDEX 0x10 67#define RT1318_SDCA_CTL_REQ_POWER_STATE 0x01 68#define RT1318_SDCA_CTL_FU_MUTE 0x01 69#define RT1318_SDCA_CTL_FU_VOLUME 0x02 70#define RT1318_SDCA_CTL_UDMPU_CLUSTER 0x10 71#define RT1318_SDCA_CTL_SAPU_PROTECTION_MODE 0x10 72#define RT1318_SDCA_CTL_SAPU_PROTECTION_STATUS 0x11 73 74/* RT1318 SDCA channel */ 75#define CH_L 0x01 76#define CH_R 0x02 77 78/* sample frequency index */ 79#define RT1318_SDCA_RATE_16000HZ 0x04 80#define RT1318_SDCA_RATE_32000HZ 0x07 81#define RT1318_SDCA_RATE_44100HZ 0x08 82#define RT1318_SDCA_RATE_48000HZ 0x09 83#define RT1318_SDCA_RATE_96000HZ 0x0b 84#define RT1318_SDCA_RATE_192000HZ 0x0d 85 86 87struct rt1318_sdw_priv { 88 struct snd_soc_component *component; 89 struct regmap *regmap; 90 struct sdw_slave *sdw_slave; 91 struct sdw_bus_params params; 92 bool hw_init; 93 bool first_hw_init; 94}; 95 96#endif /* __RT1318_SDW_H__ */ 97