xref: /openbmc/linux/sound/soc/codecs/wm8994.h (revision 1ab142d4)
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 
16 #include "wm_hubs.h"
17 
18 /* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
19 #define WM8994_SYSCLK_MCLK1 1
20 #define WM8994_SYSCLK_MCLK2 2
21 #define WM8994_SYSCLK_FLL1  3
22 #define WM8994_SYSCLK_FLL2  4
23 
24 /* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
25 #define WM8994_SYSCLK_OPCLK 5
26 
27 #define WM8994_FLL1 1
28 #define WM8994_FLL2 2
29 
30 #define WM8994_FLL_SRC_MCLK1  1
31 #define WM8994_FLL_SRC_MCLK2  2
32 #define WM8994_FLL_SRC_LRCLK  3
33 #define WM8994_FLL_SRC_BCLK   4
34 
35 typedef void (*wm8958_micdet_cb)(u16 status, void *data);
36 
37 int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
38 		      int micbias, int det, int shrt);
39 int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
40 		      wm8958_micdet_cb cb, void *cb_data);
41 
42 int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
43 		  struct snd_kcontrol *kcontrol, int event);
44 
45 void wm8958_dsp2_init(struct snd_soc_codec *codec);
46 
47 struct wm8994_micdet {
48 	struct snd_soc_jack *jack;
49 	int det;
50 	int shrt;
51 };
52 
53 /* codec private data */
54 struct wm8994_fll_config {
55 	int src;
56 	int in;
57 	int out;
58 };
59 
60 #define WM8994_NUM_DRC 3
61 #define WM8994_NUM_EQ  3
62 
63 struct wm8994;
64 
65 struct wm8994_priv {
66 	struct wm_hubs_data hubs;
67 	struct wm8994 *wm8994;
68 	struct snd_soc_codec *codec;
69 	int sysclk[2];
70 	int sysclk_rate[2];
71 	int mclk[2];
72 	int aifclk[2];
73 	struct wm8994_fll_config fll[2], fll_suspend[2];
74 	struct completion fll_locked[2];
75 	bool fll_locked_irq;
76 
77 	int vmid_refcount;
78 	int active_refcount;
79 
80 	int dac_rates[2];
81 	int lrclk_shared[2];
82 
83 	int mbc_ena[3];
84 	int hpf1_ena[3];
85 	int hpf2_ena[3];
86 	int vss_ena[3];
87 	int enh_eq_ena[3];
88 
89 	/* Platform dependant DRC configuration */
90 	const char **drc_texts;
91 	int drc_cfg[WM8994_NUM_DRC];
92 	struct soc_enum drc_enum;
93 
94 	/* Platform dependant ReTune mobile configuration */
95 	int num_retune_mobile_texts;
96 	const char **retune_mobile_texts;
97 	int retune_mobile_cfg[WM8994_NUM_EQ];
98 	struct soc_enum retune_mobile_enum;
99 
100 	/* Platform dependant MBC configuration */
101 	int mbc_cfg;
102 	const char **mbc_texts;
103 	struct soc_enum mbc_enum;
104 
105 	/* Platform dependant VSS configuration */
106 	int vss_cfg;
107 	const char **vss_texts;
108 	struct soc_enum vss_enum;
109 
110 	/* Platform dependant VSS HPF configuration */
111 	int vss_hpf_cfg;
112 	const char **vss_hpf_texts;
113 	struct soc_enum vss_hpf_enum;
114 
115 	/* Platform dependant enhanced EQ configuration */
116 	int enh_eq_cfg;
117 	const char **enh_eq_texts;
118 	struct soc_enum enh_eq_enum;
119 
120 	struct mutex accdet_lock;
121 	struct wm8994_micdet micdet[2];
122 	bool mic_detecting;
123 	bool jack_mic;
124 	int btn_mask;
125 	bool jackdet;
126 
127 	wm8958_micdet_cb jack_cb;
128 	void *jack_cb_data;
129 	int micdet_irq;
130 
131 	int revision;
132 	struct wm8994_pdata *pdata;
133 
134 	unsigned int aif1clk_enable:1;
135 	unsigned int aif2clk_enable:1;
136 
137 	unsigned int aif1clk_disable:1;
138 	unsigned int aif2clk_disable:1;
139 
140 	int dsp_active;
141 	const struct firmware *cur_fw;
142 	const struct firmware *mbc;
143 	const struct firmware *mbc_vss;
144 	const struct firmware *enh_eq;
145 };
146 
147 #endif
148