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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 
18 struct 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 	enum sdw_slave_status status;
28 	struct sdw_bus_params params;
29 	bool hw_init;
30 	bool first_hw_init;
31 	int l_is_unmute;
32 	int r_is_unmute;
33 	int hw_sdw_ver;
34 	int kctl_switch_orig[4];
35 	int kctl_2ch_orig[2];
36 	int kctl_4ch_orig[4];
37 	int kctl_8ch_orig[8];
38 };
39 
40 struct rt715_sdw_stream_data {
41 	struct sdw_stream_runtime *sdw_stream;
42 };
43 
44 struct rt715_sdca_kcontrol_private {
45 	unsigned int reg_base;
46 	unsigned int count;
47 	unsigned int max;
48 	unsigned int shift;
49 	unsigned int invert;
50 };
51 
52 /* MIPI Register */
53 #define RT715_INT_CTRL					0x005a
54 #define RT715_INT_MASK					0x005e
55 
56 /* NID */
57 #define RT715_AUDIO_FUNCTION_GROUP			0x01
58 #define RT715_MIC_ADC					0x07
59 #define RT715_LINE_ADC					0x08
60 #define RT715_MIX_ADC					0x09
61 #define RT715_DMIC1					0x12
62 #define RT715_DMIC2					0x13
63 #define RT715_MIC1					0x18
64 #define RT715_MIC2					0x19
65 #define RT715_LINE1					0x1a
66 #define RT715_LINE2					0x1b
67 #define RT715_DMIC3					0x1d
68 #define RT715_DMIC4					0x29
69 #define RT715_VENDOR_REG				0x20
70 #define RT715_MUX_IN1					0x22
71 #define RT715_MUX_IN2					0x23
72 #define RT715_MUX_IN3					0x24
73 #define RT715_MUX_IN4					0x25
74 #define RT715_MIX_ADC2					0x27
75 #define RT715_INLINE_CMD				0x55
76 #define RT715_VENDOR_HDA_CTL				0x61
77 
78 /* Index (NID:20h) */
79 #define RT715_PRODUCT_NUM				0x0
80 #define RT715_IRQ_CTRL					0x2b
81 #define RT715_AD_FUNC_EN				0x36
82 #define RT715_REV_1					0x37
83 #define RT715_SDW_INPUT_SEL				0x39
84 #define RT715_DFLL_VAD					0x44
85 #define RT715_EXT_DMIC_CLK_CTRL2			0x54
86 
87 /* Index (NID:61h) */
88 #define RT715_HDA_LEGACY_MUX_CTL1			0x00
89 
90 /* SDCA (Function) */
91 #define FUN_JACK_CODEC				0x01
92 #define FUN_MIC_ARRAY				0x02
93 #define FUN_HID						0x03
94 /* SDCA (Entity) */
95 #define RT715_SDCA_ST_EN							0x00
96 #define RT715_SDCA_CS_FREQ_IND_EN					0x01
97 #define RT715_SDCA_FU_ADC8_9_VOL					0x02
98 #define RT715_SDCA_SMPU_TRIG_ST_EN					0x05
99 #define RT715_SDCA_FU_ADC10_11_VOL					0x06
100 #define RT715_SDCA_FU_ADC7_27_VOL					0x0a
101 #define RT715_SDCA_FU_AMIC_GAIN_EN					0x0c
102 #define RT715_SDCA_FU_DMIC_GAIN_EN					0x0e
103 #define RT715_SDCA_CX_CLK_SEL_EN					0x10
104 #define RT715_SDCA_CREQ_POW_EN						0x18
105 /* SDCA (Control) */
106 #define RT715_SDCA_ST_CTRL							0x00
107 #define RT715_SDCA_CX_CLK_SEL_CTRL					0x01
108 #define RT715_SDCA_REQ_POW_CTRL					0x01
109 #define RT715_SDCA_FU_MUTE_CTRL					0x01
110 #define RT715_SDCA_FU_VOL_CTRL						0x02
111 #define RT715_SDCA_FU_DMIC_GAIN_CTRL				0x0b
112 #define RT715_SDCA_FREQ_IND_CTRL					0x10
113 #define RT715_SDCA_SMPU_TRIG_EN_CTRL				0x10
114 #define RT715_SDCA_SMPU_TRIG_ST_CTRL				0x11
115 /* SDCA (Channel) */
116 #define CH_00						0x00
117 #define CH_01						0x01
118 #define CH_02						0x02
119 #define CH_03						0x03
120 #define CH_04						0x04
121 #define CH_05						0x05
122 #define CH_06						0x06
123 #define CH_07						0x07
124 #define CH_08						0x08
125 
126 #define RT715_SDCA_DB_STEP			375
127 
128 enum {
129 	RT715_AIF1,
130 	RT715_AIF2,
131 };
132 
133 int rt715_sdca_io_init(struct device *dev, struct sdw_slave *slave);
134 int rt715_sdca_init(struct device *dev, struct regmap *mbq_regmap,
135 	struct regmap *regmap, struct sdw_slave *slave);
136 
137 #endif /* __RT715_SDCA_H__ */
138