xref: /linux/sound/soc/codecs/wm9713.h (revision bcefe12eff5dca6fdfa94ed85e5bee66380d5cd9)
1 /*
2  * wm9713.h  --  WM9713 Soc Audio driver
3  */
4 
5 #ifndef _WM9713_H
6 #define _WM9713_H
7 
8 /* clock inputs */
9 #define WM9713_CLKA_PIN			0
10 #define WM9713_CLKB_PIN			1
11 
12 /* clock divider ID's */
13 #define WM9713_PCMCLK_DIV		0
14 #define WM9713_CLKA_MULT		1
15 #define WM9713_CLKB_MULT		2
16 #define WM9713_HIFI_DIV			3
17 #define WM9713_PCMBCLK_DIV		4
18 #define WM9713_PCMCLK_PLL_DIV           5
19 #define WM9713_HIFI_PLL_DIV             6
20 
21 /* Calculate the appropriate bit mask for the external PCM clock divider */
22 #define WM9713_PCMDIV(x)	((x - 1) << 8)
23 
24 /* Calculate the appropriate bit mask for the external HiFi clock divider */
25 #define WM9713_HIFIDIV(x)	((x - 1) << 12)
26 
27 /* MCLK clock mulitipliers */
28 #define WM9713_CLKA_X1		(0 << 1)
29 #define WM9713_CLKA_X2		(1 << 1)
30 #define WM9713_CLKB_X1		(0 << 2)
31 #define WM9713_CLKB_X2		(1 << 2)
32 
33 /* MCLK clock MUX */
34 #define WM9713_CLK_MUX_A		(0 << 0)
35 #define WM9713_CLK_MUX_B		(1 << 0)
36 
37 /* Voice DAI BCLK divider */
38 #define WM9713_PCMBCLK_DIV_1	(0 << 9)
39 #define WM9713_PCMBCLK_DIV_2	(1 << 9)
40 #define WM9713_PCMBCLK_DIV_4	(2 << 9)
41 #define WM9713_PCMBCLK_DIV_8	(3 << 9)
42 #define WM9713_PCMBCLK_DIV_16	(4 << 9)
43 
44 #define WM9713_DAI_AC97_HIFI	0
45 #define WM9713_DAI_AC97_AUX		1
46 #define WM9713_DAI_PCM_VOICE	2
47 
48 extern struct snd_soc_codec_device soc_codec_dev_wm9713;
49 extern struct snd_soc_dai wm9713_dai[3];
50 
51 int wm9713_reset(struct snd_soc_codec *codec,  int try_warm);
52 
53 #endif
54