xref: /openbmc/linux/sound/soc/codecs/rt5670-dsp.h (revision 293d5b43)
1 /*
2  * rt5670-dsp.h  --  RT5670 ALSA SoC DSP driver
3  *
4  * Copyright 2014 Realtek Microelectronics
5  * Author: Bard Liao <bardliao@realtek.com>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  */
11 
12 #ifndef __RT5670_DSP_H__
13 #define __RT5670_DSP_H__
14 
15 #define RT5670_DSP_CTRL1		0xe0
16 #define RT5670_DSP_CTRL2		0xe1
17 #define RT5670_DSP_CTRL3		0xe2
18 #define RT5670_DSP_CTRL4		0xe3
19 #define RT5670_DSP_CTRL5		0xe4
20 
21 /* DSP Control 1 (0xe0) */
22 #define RT5670_DSP_CMD_MASK		(0xff << 8)
23 #define RT5670_DSP_CMD_PE		(0x0d << 8)	/* Patch Entry */
24 #define RT5670_DSP_CMD_MW		(0x3b << 8)	/* Memory Write */
25 #define RT5670_DSP_CMD_MR		(0x37 << 8)	/* Memory Read */
26 #define RT5670_DSP_CMD_RR		(0x60 << 8)	/* Register Read */
27 #define RT5670_DSP_CMD_RW		(0x68 << 8)	/* Register Write */
28 #define RT5670_DSP_REG_DATHI		(0x26 << 8)	/* High Data Addr */
29 #define RT5670_DSP_REG_DATLO		(0x25 << 8)	/* Low Data Addr */
30 #define RT5670_DSP_CLK_MASK		(0x3 << 6)
31 #define RT5670_DSP_CLK_SFT		6
32 #define RT5670_DSP_CLK_768K		(0x0 << 6)
33 #define RT5670_DSP_CLK_384K		(0x1 << 6)
34 #define RT5670_DSP_CLK_192K		(0x2 << 6)
35 #define RT5670_DSP_CLK_96K		(0x3 << 6)
36 #define RT5670_DSP_BUSY_MASK		(0x1 << 5)
37 #define RT5670_DSP_RW_MASK		(0x1 << 4)
38 #define RT5670_DSP_DL_MASK		(0x3 << 2)
39 #define RT5670_DSP_DL_0			(0x0 << 2)
40 #define RT5670_DSP_DL_1			(0x1 << 2)
41 #define RT5670_DSP_DL_2			(0x2 << 2)
42 #define RT5670_DSP_DL_3			(0x3 << 2)
43 #define RT5670_DSP_I2C_AL_16		(0x1 << 1)
44 #define RT5670_DSP_CMD_EN		(0x1)
45 
46 struct rt5670_dsp_param {
47 	u16 cmd_fmt;
48 	u16 addr;
49 	u16 data;
50 	u8 cmd;
51 };
52 
53 #endif /* __RT5670_DSP_H__ */
54 
55