1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * rt715-sdca.h -- RT715 ALSA SoC audio driver header
4 *
5 * Copyright(c) 2020 Realtek Semiconductor Corp.
6 */
7
8#ifndef __RT715_SDCA_H__
9#define __RT715_SDCA_H__
10
11#include <linux/regmap.h>
12#include <linux/soundwire/sdw.h>
13#include <linux/soundwire/sdw_type.h>
14#include <sound/soc.h>
15#include <linux/workqueue.h>
16#include <linux/device.h>
17
18struct rt715_sdca_priv {
19 struct regmap *regmap;
20 struct regmap *mbq_regmap;
21 struct snd_soc_codec *codec;
22 struct sdw_slave *slave;
23 struct delayed_work adc_mute_work;
24 int dbg_nid;
25 int dbg_vid;
26 int dbg_payload;
27 struct sdw_bus_params params;
28 bool hw_init;
29 bool first_hw_init;
30 int l_is_unmute;
31 int r_is_unmute;
32 int hw_sdw_ver;
33 int kctl_switch_orig[4];
34 int kctl_2ch_orig[2];
35 int kctl_4ch_orig[4];
36 int kctl_8ch_orig[8];
37};
38
39struct rt715_sdca_kcontrol_private {
40 unsigned int reg_base;
41 unsigned int count;
42 unsigned int max;
43 unsigned int shift;
44 unsigned int invert;
45};
46
47/* MIPI Register */
48#define RT715_INT_CTRL 0x005a
49#define RT715_INT_MASK 0x005e
50
51/* NID */
52#define RT715_AUDIO_FUNCTION_GROUP 0x01
53#define RT715_MIC_ADC 0x07
54#define RT715_LINE_ADC 0x08
55#define RT715_MIX_ADC 0x09
56#define RT715_DMIC1 0x12
57#define RT715_DMIC2 0x13
58#define RT715_MIC1 0x18
59#define RT715_MIC2 0x19
60#define RT715_LINE1 0x1a
61#define RT715_LINE2 0x1b
62#define RT715_DMIC3 0x1d
63#define RT715_DMIC4 0x29
64#define RT715_VENDOR_REG 0x20
65#define RT715_MUX_IN1 0x22
66#define RT715_MUX_IN2 0x23
67#define RT715_MUX_IN3 0x24
68#define RT715_MUX_IN4 0x25
69#define RT715_MIX_ADC2 0x27
70#define RT715_INLINE_CMD 0x55
71#define RT715_VENDOR_HDA_CTL 0x61
72
73/* Index (NID:20h) */
74#define RT715_PRODUCT_NUM 0x0
75#define RT715_IRQ_CTRL 0x2b
76#define RT715_AD_FUNC_EN 0x36
77#define RT715_REV_1 0x37
78#define RT715_SDW_INPUT_SEL 0x39
79#define RT715_DFLL_VAD 0x44
80#define RT715_EXT_DMIC_CLK_CTRL2 0x54
81
82/* Index (NID:61h) */
83#define RT715_HDA_LEGACY_MUX_CTL1 0x00
84
85/* SDCA (Function) */
86#define FUN_JACK_CODEC 0x01
87#define FUN_MIC_ARRAY 0x02
88#define FUN_HID 0x03
89/* SDCA (Entity) */
90#define RT715_SDCA_ST_EN 0x00
91#define RT715_SDCA_CS_FREQ_IND_EN 0x01
92#define RT715_SDCA_FU_ADC8_9_VOL 0x02
93#define RT715_SDCA_SMPU_TRIG_ST_EN 0x05
94#define RT715_SDCA_FU_ADC10_11_VOL 0x06
95#define RT715_SDCA_FU_ADC7_27_VOL 0x0a
96#define RT715_SDCA_FU_AMIC_GAIN_EN 0x0c
97#define RT715_SDCA_FU_DMIC_GAIN_EN 0x0e
98#define RT715_SDCA_CX_CLK_SEL_EN 0x10
99#define RT715_SDCA_CREQ_POW_EN 0x18
100/* SDCA (Control) */
101#define RT715_SDCA_ST_CTRL 0x00
102#define RT715_SDCA_CX_CLK_SEL_CTRL 0x01
103#define RT715_SDCA_REQ_POW_CTRL 0x01
104#define RT715_SDCA_FU_MUTE_CTRL 0x01
105#define RT715_SDCA_FU_VOL_CTRL 0x02
106#define RT715_SDCA_FU_DMIC_GAIN_CTRL 0x0b
107#define RT715_SDCA_FREQ_IND_CTRL 0x10
108#define RT715_SDCA_SMPU_TRIG_EN_CTRL 0x10
109#define RT715_SDCA_SMPU_TRIG_ST_CTRL 0x11
110/* SDCA (Channel) */
111#define CH_00 0x00
112#define CH_01 0x01
113#define CH_02 0x02
114#define CH_03 0x03
115#define CH_04 0x04
116#define CH_05 0x05
117#define CH_06 0x06
118#define CH_07 0x07
119#define CH_08 0x08
120
121#define RT715_SDCA_DB_STEP 375
122
123enum {
124 RT715_AIF1,
125 RT715_AIF2,
126};
127
128int rt715_sdca_io_init(struct device *dev, struct sdw_slave *slave);
129int rt715_sdca_init(struct device *dev, struct regmap *mbq_regmap,
130 struct regmap *regmap, struct sdw_slave *slave);
131
132#endif /* __RT715_SDCA_H__ */
133

source code of linux/sound/soc/codecs/rt715-sdca.h