xref: /openbmc/linux/sound/soc/codecs/wm8994.h (revision 20055477)
1 /*
2  * wm8994.h  --  WM8994 Soc Audio driver
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation.
7  */
8 
9 #ifndef _WM8994_H
10 #define _WM8994_H
11 
12 #include <sound/soc.h>
13 #include <linux/firmware.h>
14 #include <linux/completion.h>
15 #include <linux/workqueue.h>
16 
17 #include "wm_hubs.h"
18 
19 /* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
20 #define WM8994_SYSCLK_MCLK1 1
21 #define WM8994_SYSCLK_MCLK2 2
22 #define WM8994_SYSCLK_FLL1  3
23 #define WM8994_SYSCLK_FLL2  4
24 
25 /* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
26 #define WM8994_SYSCLK_OPCLK 5
27 
28 #define WM8994_FLL1 1
29 #define WM8994_FLL2 2
30 
31 #define WM8994_FLL_SRC_MCLK1    1
32 #define WM8994_FLL_SRC_MCLK2    2
33 #define WM8994_FLL_SRC_LRCLK    3
34 #define WM8994_FLL_SRC_BCLK     4
35 #define WM8994_FLL_SRC_INTERNAL 5
36 
37 enum wm8994_vmid_mode {
38 	WM8994_VMID_NORMAL,
39 	WM8994_VMID_FORCE,
40 };
41 
42 typedef void (*wm1811_micdet_cb)(void *data);
43 typedef void (*wm1811_mic_id_cb)(void *data, u16 status);
44 
45 int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
46 		      int micbias);
47 int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
48 		      wm1811_micdet_cb cb, void *det_cb_data,
49 		      wm1811_mic_id_cb id_cb, void *id_cb_data);
50 
51 int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode);
52 
53 int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
54 		  struct snd_kcontrol *kcontrol, int event);
55 
56 void wm8958_dsp2_init(struct snd_soc_codec *codec);
57 
58 struct wm8994_micdet {
59 	struct snd_soc_jack *jack;
60 	bool detecting;
61 };
62 
63 /* codec private data */
64 struct wm8994_fll_config {
65 	int src;
66 	int in;
67 	int out;
68 };
69 
70 #define WM8994_NUM_DRC 3
71 #define WM8994_NUM_EQ  3
72 
73 struct wm8994;
74 
75 struct wm8994_priv {
76 	struct wm_hubs_data hubs;
77 	struct wm8994 *wm8994;
78 	int sysclk[2];
79 	int sysclk_rate[2];
80 	int mclk[2];
81 	int aifclk[2];
82 	int aifdiv[2];
83 	int channels[2];
84 	struct wm8994_fll_config fll[2], fll_suspend[2];
85 	struct completion fll_locked[2];
86 	bool fll_locked_irq;
87 	bool fll_byp;
88 	bool clk_has_run;
89 
90 	int vmid_refcount;
91 	int active_refcount;
92 	enum wm8994_vmid_mode vmid_mode;
93 
94 	int dac_rates[2];
95 	int lrclk_shared[2];
96 
97 	int mbc_ena[3];
98 	int hpf1_ena[3];
99 	int hpf2_ena[3];
100 	int vss_ena[3];
101 	int enh_eq_ena[3];
102 
103 	/* Platform dependant DRC configuration */
104 	const char **drc_texts;
105 	int drc_cfg[WM8994_NUM_DRC];
106 	struct soc_enum drc_enum;
107 
108 	/* Platform dependant ReTune mobile configuration */
109 	int num_retune_mobile_texts;
110 	const char **retune_mobile_texts;
111 	int retune_mobile_cfg[WM8994_NUM_EQ];
112 	struct soc_enum retune_mobile_enum;
113 
114 	/* Platform dependant MBC configuration */
115 	int mbc_cfg;
116 	const char **mbc_texts;
117 	struct soc_enum mbc_enum;
118 
119 	/* Platform dependant VSS configuration */
120 	int vss_cfg;
121 	const char **vss_texts;
122 	struct soc_enum vss_enum;
123 
124 	/* Platform dependant VSS HPF configuration */
125 	int vss_hpf_cfg;
126 	const char **vss_hpf_texts;
127 	struct soc_enum vss_hpf_enum;
128 
129 	/* Platform dependant enhanced EQ configuration */
130 	int enh_eq_cfg;
131 	const char **enh_eq_texts;
132 	struct soc_enum enh_eq_enum;
133 
134 	struct mutex accdet_lock;
135 	struct wm8994_micdet micdet[2];
136 	struct delayed_work mic_work;
137 	struct delayed_work open_circuit_work;
138 	struct delayed_work mic_complete_work;
139 	u16 mic_status;
140 	bool mic_detecting;
141 	bool jack_mic;
142 	int btn_mask;
143 	bool jackdet;
144 	int jackdet_mode;
145 	struct delayed_work jackdet_bootstrap;
146 
147 	int micdet_irq;
148 	wm1811_micdet_cb micd_cb;
149 	void *micd_cb_data;
150 	wm1811_mic_id_cb mic_id_cb;
151 	void *mic_id_cb_data;
152 
153 	unsigned int aif1clk_enable:1;
154 	unsigned int aif2clk_enable:1;
155 
156 	unsigned int aif1clk_disable:1;
157 	unsigned int aif2clk_disable:1;
158 
159 	int dsp_active;
160 	const struct firmware *cur_fw;
161 	const struct firmware *mbc;
162 	const struct firmware *mbc_vss;
163 	const struct firmware *enh_eq;
164 };
165 
166 #endif
167