ASoC: adau17x1: Workaround for noise bug in ADC
[muen/linux.git] / sound / soc / codecs / adau17x1.h
1 #ifndef __ADAU17X1_H__
2 #define __ADAU17X1_H__
3
4 #include <linux/regmap.h>
5 #include <linux/platform_data/adau17x1.h>
6
7 #include "sigmadsp.h"
8
9 enum adau17x1_type {
10         ADAU1361,
11         ADAU1761,
12         ADAU1381,
13         ADAU1781,
14 };
15
16 enum adau17x1_pll {
17         ADAU17X1_PLL,
18 };
19
20 enum adau17x1_pll_src {
21         ADAU17X1_PLL_SRC_MCLK,
22 };
23
24 enum adau17x1_clk_src {
25         /* Automatically configure PLL based on the sample rate */
26         ADAU17X1_CLK_SRC_PLL_AUTO,
27         ADAU17X1_CLK_SRC_MCLK,
28         ADAU17X1_CLK_SRC_PLL,
29 };
30
31 struct clk;
32
33 struct adau {
34         unsigned int sysclk;
35         unsigned int pll_freq;
36         struct clk *mclk;
37
38         enum adau17x1_clk_src clk_src;
39         enum adau17x1_type type;
40         void (*switch_mode)(struct device *dev);
41
42         unsigned int dai_fmt;
43
44         uint8_t pll_regs[6];
45
46         bool master;
47
48         unsigned int tdm_slot[2];
49         bool dsp_bypass[2];
50
51         struct regmap *regmap;
52         struct sigmadsp *sigmadsp;
53 };
54
55 int adau17x1_add_widgets(struct snd_soc_codec *codec);
56 int adau17x1_add_routes(struct snd_soc_codec *codec);
57 int adau17x1_probe(struct device *dev, struct regmap *regmap,
58         enum adau17x1_type type, void (*switch_mode)(struct device *dev),
59         const char *firmware_name);
60 void adau17x1_remove(struct device *dev);
61 int adau17x1_set_micbias_voltage(struct snd_soc_codec *codec,
62         enum adau17x1_micbias_voltage micbias);
63 bool adau17x1_readable_register(struct device *dev, unsigned int reg);
64 bool adau17x1_volatile_register(struct device *dev, unsigned int reg);
65 bool adau17x1_precious_register(struct device *dev, unsigned int reg);
66 int adau17x1_resume(struct snd_soc_codec *codec);
67
68 extern const struct snd_soc_dai_ops adau17x1_dai_ops;
69
70 int adau17x1_setup_firmware(struct adau *adau, unsigned int rate);
71 bool adau17x1_has_dsp(struct adau *adau);
72
73 #define ADAU17X1_CLOCK_CONTROL                  0x4000
74 #define ADAU17X1_PLL_CONTROL                    0x4002
75 #define ADAU17X1_REC_POWER_MGMT                 0x4009
76 #define ADAU17X1_MICBIAS                        0x4010
77 #define ADAU17X1_SERIAL_PORT0                   0x4015
78 #define ADAU17X1_SERIAL_PORT1                   0x4016
79 #define ADAU17X1_CONVERTER0                     0x4017
80 #define ADAU17X1_CONVERTER1                     0x4018
81 #define ADAU17X1_LEFT_INPUT_DIGITAL_VOL         0x401a
82 #define ADAU17X1_RIGHT_INPUT_DIGITAL_VOL        0x401b
83 #define ADAU17X1_ADC_CONTROL                    0x4019
84 #define ADAU17X1_PLAY_POWER_MGMT                0x4029
85 #define ADAU17X1_DAC_CONTROL0                   0x402a
86 #define ADAU17X1_DAC_CONTROL1                   0x402b
87 #define ADAU17X1_DAC_CONTROL2                   0x402c
88 #define ADAU17X1_SERIAL_PORT_PAD                0x402d
89 #define ADAU17X1_CONTROL_PORT_PAD0              0x402f
90 #define ADAU17X1_CONTROL_PORT_PAD1              0x4030
91 #define ADAU17X1_DSP_SAMPLING_RATE              0x40eb
92 #define ADAU17X1_SERIAL_INPUT_ROUTE             0x40f2
93 #define ADAU17X1_SERIAL_OUTPUT_ROUTE            0x40f3
94 #define ADAU17X1_DSP_ENABLE                     0x40f5
95 #define ADAU17X1_DSP_RUN                        0x40f6
96 #define ADAU17X1_SERIAL_SAMPLING_RATE           0x40f8
97
98 #define ADAU17X1_SERIAL_PORT0_BCLK_POL          BIT(4)
99 #define ADAU17X1_SERIAL_PORT0_LRCLK_POL         BIT(3)
100 #define ADAU17X1_SERIAL_PORT0_MASTER            BIT(0)
101
102 #define ADAU17X1_SERIAL_PORT1_DELAY1            0x00
103 #define ADAU17X1_SERIAL_PORT1_DELAY0            0x01
104 #define ADAU17X1_SERIAL_PORT1_DELAY8            0x02
105 #define ADAU17X1_SERIAL_PORT1_DELAY16           0x03
106 #define ADAU17X1_SERIAL_PORT1_DELAY_MASK        0x03
107
108 #define ADAU17X1_CLOCK_CONTROL_INFREQ_MASK      0x6
109 #define ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL  BIT(3)
110 #define ADAU17X1_CLOCK_CONTROL_SYSCLK_EN        BIT(0)
111
112 #define ADAU17X1_SERIAL_PORT1_BCLK64            (0x0 << 5)
113 #define ADAU17X1_SERIAL_PORT1_BCLK32            (0x1 << 5)
114 #define ADAU17X1_SERIAL_PORT1_BCLK48            (0x2 << 5)
115 #define ADAU17X1_SERIAL_PORT1_BCLK128           (0x3 << 5)
116 #define ADAU17X1_SERIAL_PORT1_BCLK256           (0x4 << 5)
117 #define ADAU17X1_SERIAL_PORT1_BCLK_MASK         (0x7 << 5)
118
119 #define ADAU17X1_SERIAL_PORT0_STEREO            (0x0 << 1)
120 #define ADAU17X1_SERIAL_PORT0_TDM4              (0x1 << 1)
121 #define ADAU17X1_SERIAL_PORT0_TDM8              (0x2 << 1)
122 #define ADAU17X1_SERIAL_PORT0_TDM_MASK          (0x3 << 1)
123 #define ADAU17X1_SERIAL_PORT0_PULSE_MODE        BIT(5)
124
125 #define ADAU17X1_CONVERTER0_DAC_PAIR(x)         (((x) - 1) << 5)
126 #define ADAU17X1_CONVERTER0_DAC_PAIR_MASK       (0x3 << 5)
127 #define ADAU17X1_CONVERTER1_ADC_PAIR(x)         ((x) - 1)
128 #define ADAU17X1_CONVERTER1_ADC_PAIR_MASK       0x3
129
130 #define ADAU17X1_CONVERTER0_CONVSR_MASK         0x7
131
132 #define ADAU17X1_CONVERTER0_ADOSR               BIT(3)
133
134
135 #endif