xref: /openbmc/linux/sound/soc/codecs/cs4349.h (revision 4f6cce39)
1 /*
2  * ALSA SoC CS4349 codec driver
3  *
4  * Copyright 2015 Cirrus Logic, Inc.
5  *
6  * Author: Tim Howe <Tim.Howe@cirrus.com>
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License
10  * version 2 as published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * General Public License for more details.
16  *
17  */
18 
19 #ifndef __CS4349_H__
20 #define __CS4349_H__
21 
22 /* CS4349 registers addresses */
23 #define CS4349_CHIPID		0x01	/* Device and Rev ID, Read Only */
24 #define CS4349_MODE		0x02	/* Mode Control */
25 #define CS4349_VMI		0x03	/* Volume, Mixing, Inversion Control */
26 #define CS4349_MUTE		0x04	/* Mute Control */
27 #define CS4349_VOLA		0x05	/* DAC Channel A Volume Control */
28 #define CS4349_VOLB		0x06	/* DAC Channel B Volume Control */
29 #define CS4349_RMPFLT		0x07	/* Ramp and Filter Control */
30 #define CS4349_MISC		0x08	/* Power Down,Freeze Control,Pop Stop*/
31 
32 #define CS4349_I2C_INCR		0x80
33 
34 
35 /* Device and Revision ID */
36 #define CS4349_REVA		0xF0	/* Rev A */
37 #define CS4349_REVB		0xF1	/* Rev B */
38 #define CS4349_REVC2		0xFF	/* Rev C2 */
39 
40 
41 /* PDN_DONE Poll Maximum
42  * If soft ramp is set it will take much longer to power down
43  * the system.
44  */
45 #define PDN_POLL_MAX		900
46 
47 
48 /* Bitfield Definitions */
49 
50 /* CS4349_MODE */
51 /* (Digital Interface Format, De-Emphasis Control, Functional Mode */
52 #define DIF2			(1 << 6)
53 #define DIF1			(1 << 5)
54 #define DIF0			(1 << 4)
55 #define DEM1			(1 << 3)
56 #define DEM0			(1 << 2)
57 #define FM1			(1 << 1)
58 #define DIF_LEFT_JST		0x00
59 #define DIF_I2S			0x01
60 #define DIF_RGHT_JST16		0x02
61 #define DIF_RGHT_JST24		0x03
62 #define DIF_TDM0		0x04
63 #define DIF_TDM1		0x05
64 #define DIF_TDM2		0x06
65 #define DIF_TDM3		0x07
66 #define DIF_MASK		0x70
67 #define MODE_FORMAT(x)		(((x)&7)<<4)
68 #define DEM_MASK		0x0C
69 #define NO_DEM			0x00
70 #define DEM_441			0x04
71 #define DEM_48K			0x08
72 #define DEM_32K			0x0C
73 #define FM_AUTO			0x00
74 #define FM_SNGL			0x01
75 #define FM_DBL			0x02
76 #define FM_QUAD			0x03
77 #define FM_SNGL_MIN		30000
78 #define FM_SNGL_MAX		54000
79 #define FM_DBL_MAX		108000
80 #define FM_QUAD_MAX		216000
81 #define FM_MASK			0x03
82 
83 /* CS4349_VMI (VMI = Volume, Mixing and Inversion Controls) */
84 #define VOLBISA			(1 << 7)
85 #define VOLAISB			(1 << 7)
86 /* INVERT_A only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
87 #define INVERT_A		(1 << 6)
88 /* INVERT_B only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
89 #define INVERT_B		(1 << 5)
90 #define ATAPI3			(1 << 3)
91 #define ATAPI2			(1 << 2)
92 #define ATAPI1			(1 << 1)
93 #define ATAPI0			(1 << 0)
94 #define MUTEAB			0x00
95 #define MUTEA_RIGHTB		0x01
96 #define MUTEA_LEFTB		0x02
97 #define MUTEA_SUMLRDIV2B	0x03
98 #define RIGHTA_MUTEB		0x04
99 #define RIGHTA_RIGHTB		0x05
100 #define RIGHTA_LEFTB		0x06
101 #define RIGHTA_SUMLRDIV2B	0x07
102 #define LEFTA_MUTEB		0x08
103 #define LEFTA_RIGHTB		0x09	/* Default */
104 #define LEFTA_LEFTB		0x0A
105 #define LEFTA_SUMLRDIV2B	0x0B
106 #define SUMLRDIV2A_MUTEB	0x0C
107 #define SUMLRDIV2A_RIGHTB	0x0D
108 #define SUMLRDIV2A_LEFTB	0x0E
109 #define SUMLRDIV2_AB		0x0F
110 #define CHMIX_MASK		0x0F
111 
112 /* CS4349_MUTE */
113 #define AUTOMUTE		(1 << 7)
114 #define MUTEC_AB		(1 << 5)
115 #define MUTE_A			(1 << 4)
116 #define MUTE_B			(1 << 3)
117 #define MUTE_AB_MASK		0x18
118 
119 /* CS4349_RMPFLT (Ramp and Filter Control) */
120 #define SCZ1			(1 << 7)
121 #define SCZ0			(1 << 6)
122 #define RMP_UP			(1 << 5)
123 #define RMP_DN			(1 << 4)
124 #define FILT_SEL		(1 << 2)
125 #define IMMDT_CHNG		0x31
126 #define ZEROCRSS		0x71
127 #define SOFT_RMP		0xB1
128 #define SFTRMP_ZEROCRSS		0xF1
129 #define SR_ZC_MASK		0xC0
130 
131 /* CS4349_MISC */
132 #define PWR_DWN			(1 << 7)
133 #define FREEZE			(1 << 5)
134 #define POPG_EN			(1 << 4)
135 
136 #endif	/* __CS4349_H__ */
137