xref: /openbmc/linux/sound/soc/codecs/adau17x1.h (revision d9fd5a71)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ADAU17X1_H__
3 #define __ADAU17X1_H__
4 
5 #include <linux/regmap.h>
6 #include <linux/platform_data/adau17x1.h>
7 
8 #include "sigmadsp.h"
9 
10 enum adau17x1_type {
11 	ADAU1361,
12 	ADAU1761,
13 	ADAU1381,
14 	ADAU1781,
15 };
16 
17 enum adau17x1_pll {
18 	ADAU17X1_PLL,
19 };
20 
21 enum adau17x1_pll_src {
22 	ADAU17X1_PLL_SRC_MCLK,
23 };
24 
25 enum adau17x1_clk_src {
26 	/* Automatically configure PLL based on the sample rate */
27 	ADAU17X1_CLK_SRC_PLL_AUTO,
28 	ADAU17X1_CLK_SRC_MCLK,
29 	ADAU17X1_CLK_SRC_PLL,
30 };
31 
32 struct clk;
33 
34 struct adau {
35 	unsigned int sysclk;
36 	unsigned int pll_freq;
37 	struct clk *mclk;
38 
39 	enum adau17x1_clk_src clk_src;
40 	enum adau17x1_type type;
41 	void (*switch_mode)(struct device *dev);
42 
43 	unsigned int dai_fmt;
44 
45 	uint8_t pll_regs[6];
46 
47 	bool master;
48 
49 	unsigned int tdm_slot[2];
50 	bool dsp_bypass[2];
51 
52 	struct regmap *regmap;
53 	struct sigmadsp *sigmadsp;
54 };
55 
56 int adau17x1_add_widgets(struct snd_soc_component *component);
57 int adau17x1_add_routes(struct snd_soc_component *component);
58 int adau17x1_probe(struct device *dev, struct regmap *regmap,
59 	enum adau17x1_type type, void (*switch_mode)(struct device *dev),
60 	const char *firmware_name);
61 void adau17x1_remove(struct device *dev);
62 int adau17x1_set_micbias_voltage(struct snd_soc_component *component,
63 	enum adau17x1_micbias_voltage micbias);
64 bool adau17x1_readable_register(struct device *dev, unsigned int reg);
65 bool adau17x1_volatile_register(struct device *dev, unsigned int reg);
66 bool adau17x1_precious_register(struct device *dev, unsigned int reg);
67 int adau17x1_resume(struct snd_soc_component *component);
68 
69 extern const struct snd_soc_dai_ops adau17x1_dai_ops;
70 
71 #define ADAU17X1_CLOCK_CONTROL			0x4000
72 #define ADAU17X1_PLL_CONTROL			0x4002
73 #define ADAU17X1_REC_POWER_MGMT			0x4009
74 #define ADAU17X1_MICBIAS			0x4010
75 #define ADAU17X1_SERIAL_PORT0			0x4015
76 #define ADAU17X1_SERIAL_PORT1			0x4016
77 #define ADAU17X1_CONVERTER0			0x4017
78 #define ADAU17X1_CONVERTER1			0x4018
79 #define ADAU17X1_LEFT_INPUT_DIGITAL_VOL		0x401a
80 #define ADAU17X1_RIGHT_INPUT_DIGITAL_VOL	0x401b
81 #define ADAU17X1_ADC_CONTROL			0x4019
82 #define ADAU17X1_PLAY_POWER_MGMT		0x4029
83 #define ADAU17X1_DAC_CONTROL0			0x402a
84 #define ADAU17X1_DAC_CONTROL1			0x402b
85 #define ADAU17X1_DAC_CONTROL2			0x402c
86 #define ADAU17X1_SERIAL_PORT_PAD		0x402d
87 #define ADAU17X1_CONTROL_PORT_PAD0		0x402f
88 #define ADAU17X1_CONTROL_PORT_PAD1		0x4030
89 #define ADAU17X1_DSP_SAMPLING_RATE		0x40eb
90 #define ADAU17X1_SERIAL_INPUT_ROUTE		0x40f2
91 #define ADAU17X1_SERIAL_OUTPUT_ROUTE		0x40f3
92 #define ADAU17X1_DSP_ENABLE			0x40f5
93 #define ADAU17X1_DSP_RUN			0x40f6
94 #define ADAU17X1_SERIAL_SAMPLING_RATE		0x40f8
95 
96 #define ADAU17X1_SERIAL_PORT0_BCLK_POL		BIT(4)
97 #define ADAU17X1_SERIAL_PORT0_LRCLK_POL		BIT(3)
98 #define ADAU17X1_SERIAL_PORT0_MASTER		BIT(0)
99 
100 #define ADAU17X1_SERIAL_PORT1_DELAY1		0x00
101 #define ADAU17X1_SERIAL_PORT1_DELAY0		0x01
102 #define ADAU17X1_SERIAL_PORT1_DELAY8		0x02
103 #define ADAU17X1_SERIAL_PORT1_DELAY16		0x03
104 #define ADAU17X1_SERIAL_PORT1_DELAY_MASK	0x03
105 
106 #define ADAU17X1_CLOCK_CONTROL_INFREQ_MASK	0x6
107 #define ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL	BIT(3)
108 #define ADAU17X1_CLOCK_CONTROL_SYSCLK_EN	BIT(0)
109 
110 #define ADAU17X1_SERIAL_PORT1_BCLK64		(0x0 << 5)
111 #define ADAU17X1_SERIAL_PORT1_BCLK32		(0x1 << 5)
112 #define ADAU17X1_SERIAL_PORT1_BCLK48		(0x2 << 5)
113 #define ADAU17X1_SERIAL_PORT1_BCLK128		(0x3 << 5)
114 #define ADAU17X1_SERIAL_PORT1_BCLK256		(0x4 << 5)
115 #define ADAU17X1_SERIAL_PORT1_BCLK_MASK		(0x7 << 5)
116 
117 #define ADAU17X1_SERIAL_PORT0_STEREO		(0x0 << 1)
118 #define ADAU17X1_SERIAL_PORT0_TDM4		(0x1 << 1)
119 #define ADAU17X1_SERIAL_PORT0_TDM8		(0x2 << 1)
120 #define ADAU17X1_SERIAL_PORT0_TDM_MASK		(0x3 << 1)
121 #define ADAU17X1_SERIAL_PORT0_PULSE_MODE	BIT(5)
122 
123 #define ADAU17X1_CONVERTER0_DAC_PAIR(x)		(((x) - 1) << 5)
124 #define ADAU17X1_CONVERTER0_DAC_PAIR_MASK	(0x3 << 5)
125 #define ADAU17X1_CONVERTER1_ADC_PAIR(x)		((x) - 1)
126 #define ADAU17X1_CONVERTER1_ADC_PAIR_MASK	0x3
127 
128 #define ADAU17X1_CONVERTER0_CONVSR_MASK		0x7
129 
130 #define ADAU17X1_CONVERTER0_ADOSR		BIT(3)
131 
132 
133 #endif
134