rt1320-sdw.h

  1/* SPDX-License-Identifier: GPL-2.0-only */
  2/*
  3 * rt1320-sdw.h -- RT1320 SDCA ALSA SoC audio driver header
  4 *
  5 * Copyright(c) 2024 Realtek Semiconductor Corp.
  6 */
  7
  8#ifndef __RT1320_SDW_H__
  9#define __RT1320_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#define RT1320_DEV_ID 0x6981
 18#define RT1321_DEV_ID 0x7045
 19
 20/* imp-defined registers */
 21#define RT1320_DEV_VERSION_ID_1 0xc404
 22#define RT1320_DEV_ID_1 0xc405
 23#define RT1320_DEV_ID_0 0xc406
 24
 25#define RT1321_PATCH_MAIN_VER 0x1000cffe
 26#define RT1321_PATCH_BETA_VER 0x1000cfff
 27
 28#define RT1320_KR0_STATUS_CNT 0x1000f008
 29#define RT1320_KR0_INT_READY 0x1000f021
 30#define RT1320_HIFI_VER_0 0x3fe2e000
 31#define RT1320_HIFI_VER_1 0x3fe2e001
 32#define RT1320_HIFI_VER_2 0x3fe2e002
 33#define RT1320_HIFI_VER_3 0x3fe2e003
 34
 35/* RT1320 SDCA Control - function number */
 36#define FUNC_NUM_AMP 0x04
 37#define FUNC_NUM_MIC 0x02
 38
 39/* RT1320 SDCA entity */
 40#define RT1320_SDCA_ENT0 0x00
 41#define RT1320_SDCA_ENT_PDE11 0x2a
 42#define RT1320_SDCA_ENT_PDE23 0x33
 43#define RT1320_SDCA_ENT_PDE27 0x27
 44#define RT1320_SDCA_ENT_FU14 0x32
 45#define RT1320_SDCA_ENT_FU21 0x03
 46#define RT1320_SDCA_ENT_FU113 0x30
 47#define RT1320_SDCA_ENT_CS14 0x13
 48#define RT1320_SDCA_ENT_CS21 0x21
 49#define RT1320_SDCA_ENT_CS113 0x12
 50#define RT1320_SDCA_ENT_SAPU 0x29
 51#define RT1320_SDCA_ENT_PPU21 0x04
 52
 53/* RT1320 SDCA control */
 54#define RT1320_SDCA_CTL_SAMPLE_FREQ_INDEX 0x10
 55#define RT1320_SDCA_CTL_REQ_POWER_STATE 0x01
 56#define RT1320_SDCA_CTL_ACTUAL_POWER_STATE 0x10
 57#define RT1320_SDCA_CTL_FU_MUTE 0x01
 58#define RT1320_SDCA_CTL_FU_VOLUME 0x02
 59#define RT1320_SDCA_CTL_SAPU_PROTECTION_MODE 0x10
 60#define RT1320_SDCA_CTL_SAPU_PROTECTION_STATUS 0x11
 61#define RT1320_SDCA_CTL_POSTURE_NUMBER 0x10
 62#define RT1320_SDCA_CTL_FUNC_STATUS 0x10
 63
 64/* RT1320 SDCA channel */
 65#define CH_01 0x01
 66#define CH_02 0x02
 67
 68/* Function_Status */
 69#define FUNCTION_NEEDS_INITIALIZATION		BIT(5)
 70
 71/* Sample Frequency Index */
 72#define RT1320_SDCA_RATE_16000HZ		0x04
 73#define RT1320_SDCA_RATE_32000HZ		0x07
 74#define RT1320_SDCA_RATE_44100HZ		0x08
 75#define RT1320_SDCA_RATE_48000HZ		0x09
 76#define RT1320_SDCA_RATE_96000HZ		0x0b
 77#define RT1320_SDCA_RATE_192000HZ		0x0d
 78
 79enum {
 80	RT1320_AIF1,
 81	RT1320_AIF2,
 82};
 83
 84/*
 85 * The version id will be useful to distinguish the capability between the different IC versions.
 86 * Currently, VA and VB have different DSP FW versions.
 87 */
 88enum rt1320_version_id {
 89	RT1320_VA,
 90	RT1320_VB,
 91	RT1320_VC,
 92};
 93
 94#define RT1320_VER_B_ID 0x07392238
 95#define RT1320_VAB_MCU_PATCH "realtek/rt1320/rt1320-patch-code-vab.bin"
 96#define RT1320_VC_MCU_PATCH "realtek/rt1320/rt1320-patch-code-vc.bin"
 97#define RT1321_VA_MCU_PATCH "realtek/rt1320/rt1321-patch-code-va.bin"
 98
 99struct rt1320_sdw_priv {
100	struct snd_soc_component *component;
101	struct regmap *regmap;
102	struct regmap *mbq_regmap;
103	struct sdw_slave *sdw_slave;
104	struct sdw_bus_params params;
105	bool hw_init;
106	bool first_hw_init;
107	int version_id;
108	unsigned int dev_id;
109	bool fu_dapm_mute;
110	bool fu_mixer_mute[4];
111};
112
113#endif /* __RT1320_SDW_H__ */