xref: /openbmc/linux/sound/soc/codecs/wm8994.h (revision d0b73b48)
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 channels[2];
83 	struct wm8994_fll_config fll[2], fll_suspend[2];
84 	struct completion fll_locked[2];
85 	bool fll_locked_irq;
86 	bool fll_byp;
87 	bool clk_has_run;
88 
89 	int vmid_refcount;
90 	int active_refcount;
91 	enum wm8994_vmid_mode vmid_mode;
92 
93 	int dac_rates[2];
94 	int lrclk_shared[2];
95 
96 	int mbc_ena[3];
97 	int hpf1_ena[3];
98 	int hpf2_ena[3];
99 	int vss_ena[3];
100 	int enh_eq_ena[3];
101 
102 	/* Platform dependant DRC configuration */
103 	const char **drc_texts;
104 	int drc_cfg[WM8994_NUM_DRC];
105 	struct soc_enum drc_enum;
106 
107 	/* Platform dependant ReTune mobile configuration */
108 	int num_retune_mobile_texts;
109 	const char **retune_mobile_texts;
110 	int retune_mobile_cfg[WM8994_NUM_EQ];
111 	struct soc_enum retune_mobile_enum;
112 
113 	/* Platform dependant MBC configuration */
114 	int mbc_cfg;
115 	const char **mbc_texts;
116 	struct soc_enum mbc_enum;
117 
118 	/* Platform dependant VSS configuration */
119 	int vss_cfg;
120 	const char **vss_texts;
121 	struct soc_enum vss_enum;
122 
123 	/* Platform dependant VSS HPF configuration */
124 	int vss_hpf_cfg;
125 	const char **vss_hpf_texts;
126 	struct soc_enum vss_hpf_enum;
127 
128 	/* Platform dependant enhanced EQ configuration */
129 	int enh_eq_cfg;
130 	const char **enh_eq_texts;
131 	struct soc_enum enh_eq_enum;
132 
133 	struct mutex accdet_lock;
134 	struct wm8994_micdet micdet[2];
135 	struct delayed_work mic_work;
136 	bool mic_detecting;
137 	bool jack_mic;
138 	int btn_mask;
139 	bool jackdet;
140 	int jackdet_mode;
141 	struct delayed_work jackdet_bootstrap;
142 
143 	int micdet_irq;
144 	wm1811_micdet_cb micd_cb;
145 	void *micd_cb_data;
146 	wm1811_mic_id_cb mic_id_cb;
147 	void *mic_id_cb_data;
148 
149 	int revision;
150 
151 	unsigned int aif1clk_enable:1;
152 	unsigned int aif2clk_enable:1;
153 
154 	unsigned int aif1clk_disable:1;
155 	unsigned int aif2clk_disable:1;
156 
157 	int dsp_active;
158 	const struct firmware *cur_fw;
159 	const struct firmware *mbc;
160 	const struct firmware *mbc_vss;
161 	const struct firmware *enh_eq;
162 };
163 
164 #endif
165