#include <linux/init.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/clk.h>
#include <linux/platform_data/davinci_asp.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
#include "davinci-pcm.h"
#include "davinci-i2s.h"

Data Structures
struct	davinci_mcbsp_dev

Macros
#define	DAVINCI_MCBSP_DRR_REG 0x00

#define	DAVINCI_MCBSP_DXR_REG 0x04

#define	DAVINCI_MCBSP_SPCR_REG 0x08

#define	DAVINCI_MCBSP_RCR_REG 0x0c

#define	DAVINCI_MCBSP_XCR_REG 0x10

#define	DAVINCI_MCBSP_SRGR_REG 0x14

#define	DAVINCI_MCBSP_PCR_REG 0x24

#define	DAVINCI_MCBSP_SPCR_RRST (1 << 0)

#define	DAVINCI_MCBSP_SPCR_RINTM(v) ((v) << 4)

#define	DAVINCI_MCBSP_SPCR_XRST (1 << 16)

#define	DAVINCI_MCBSP_SPCR_XINTM(v) ((v) << 20)

#define	DAVINCI_MCBSP_SPCR_GRST (1 << 22)

#define	DAVINCI_MCBSP_SPCR_FRST (1 << 23)

#define	DAVINCI_MCBSP_SPCR_FREE (1 << 25)

#define	DAVINCI_MCBSP_RCR_RWDLEN1(v) ((v) << 5)

#define	DAVINCI_MCBSP_RCR_RFRLEN1(v) ((v) << 8)

#define	DAVINCI_MCBSP_RCR_RDATDLY(v) ((v) << 16)

#define	DAVINCI_MCBSP_RCR_RFIG (1 << 18)

#define	DAVINCI_MCBSP_RCR_RWDLEN2(v) ((v) << 21)

#define	DAVINCI_MCBSP_RCR_RFRLEN2(v) ((v) << 24)

#define	DAVINCI_MCBSP_RCR_RPHASE BIT(31)

#define	DAVINCI_MCBSP_XCR_XWDLEN1(v) ((v) << 5)

#define	DAVINCI_MCBSP_XCR_XFRLEN1(v) ((v) << 8)

#define	DAVINCI_MCBSP_XCR_XDATDLY(v) ((v) << 16)

#define	DAVINCI_MCBSP_XCR_XFIG (1 << 18)

#define	DAVINCI_MCBSP_XCR_XWDLEN2(v) ((v) << 21)

#define	DAVINCI_MCBSP_XCR_XFRLEN2(v) ((v) << 24)

#define	DAVINCI_MCBSP_XCR_XPHASE BIT(31)

#define	DAVINCI_MCBSP_SRGR_FWID(v) ((v) << 8)

#define	DAVINCI_MCBSP_SRGR_FPER(v) ((v) << 16)

#define	DAVINCI_MCBSP_SRGR_FSGM (1 << 28)

#define	DAVINCI_MCBSP_SRGR_CLKSM BIT(29)

#define	DAVINCI_MCBSP_PCR_CLKRP (1 << 0)

#define	DAVINCI_MCBSP_PCR_CLKXP (1 << 1)

#define	DAVINCI_MCBSP_PCR_FSRP (1 << 2)

#define	DAVINCI_MCBSP_PCR_FSXP (1 << 3)

#define	DAVINCI_MCBSP_PCR_SCLKME (1 << 7)

#define	DAVINCI_MCBSP_PCR_CLKRM (1 << 8)

#define	DAVINCI_MCBSP_PCR_CLKXM (1 << 9)

#define	DAVINCI_MCBSP_PCR_FSRM (1 << 10)

#define	DAVINCI_MCBSP_PCR_FSXM (1 << 11)

#define	MOD_DSP_A 0

#define	MOD_DSP_B 1

#define	DEFAULT_BITPERSAMPLE 16

#define	DAVINCI_I2S_RATES SNDRV_PCM_RATE_8000_96000

Enumerations
enum	{ DAVINCI_MCBSP_WORD_8 = 0, DAVINCI_MCBSP_WORD_12, DAVINCI_MCBSP_WORD_16, DAVINCI_MCBSP_WORD_20, DAVINCI_MCBSP_WORD_24, DAVINCI_MCBSP_WORD_32 }

Functions
	module_platform_driver (davinci_mcbsp_driver)

	MODULE_AUTHOR ("Vladimir Barinov")

	MODULE_DESCRIPTION ("TI DAVINCI I2S (McBSP) SoC Interface")

	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define DAVINCI_I2S_RATES SNDRV_PCM_RATE_8000_96000

Definition at line 620 of file davinci-i2s.c.

#define DAVINCI_MCBSP_DRR_REG 0x00

Definition at line 50 of file davinci-i2s.c.

#define DAVINCI_MCBSP_DXR_REG 0x04

Definition at line 51 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_CLKRM (1 << 8)

Definition at line 92 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_CLKRP (1 << 0)

Definition at line 87 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_CLKXM (1 << 9)

Definition at line 93 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_CLKXP (1 << 1)

Definition at line 88 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_FSRM (1 << 10)

Definition at line 94 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_FSRP (1 << 2)

Definition at line 89 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_FSXM (1 << 11)

Definition at line 95 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_FSXP (1 << 3)

Definition at line 90 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_REG 0x24

Definition at line 56 of file davinci-i2s.c.

#define DAVINCI_MCBSP_PCR_SCLKME (1 << 7)

Definition at line 91 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_RDATDLY ( v ) ((v) << 16)

Definition at line 68 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_REG 0x0c

Definition at line 53 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_RFIG (1 << 18)

Definition at line 69 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_RFRLEN1 ( v ) ((v) << 8)

Definition at line 67 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_RFRLEN2 ( v ) ((v) << 24)

Definition at line 71 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_RPHASE BIT(31)

Definition at line 72 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_RWDLEN1 ( v ) ((v) << 5)

Definition at line 66 of file davinci-i2s.c.

#define DAVINCI_MCBSP_RCR_RWDLEN2 ( v ) ((v) << 21)

Definition at line 70 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_FREE (1 << 25)

Definition at line 64 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_FRST (1 << 23)

Definition at line 63 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_GRST (1 << 22)

Definition at line 62 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_REG 0x08

Definition at line 52 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_RINTM ( v ) ((v) << 4)

Definition at line 59 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_RRST (1 << 0)

Definition at line 58 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_XINTM ( v ) ((v) << 20)

Definition at line 61 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SPCR_XRST (1 << 16)

Definition at line 60 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SRGR_CLKSM BIT(29)

Definition at line 85 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SRGR_FPER ( v ) ((v) << 16)

Definition at line 83 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SRGR_FSGM (1 << 28)

Definition at line 84 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SRGR_FWID ( v ) ((v) << 8)

Definition at line 82 of file davinci-i2s.c.

#define DAVINCI_MCBSP_SRGR_REG 0x14

Definition at line 55 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_REG 0x10

Definition at line 54 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_XDATDLY ( v ) ((v) << 16)

Definition at line 76 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_XFIG (1 << 18)

Definition at line 77 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_XFRLEN1 ( v ) ((v) << 8)

Definition at line 75 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_XFRLEN2 ( v ) ((v) << 24)

Definition at line 79 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_XPHASE BIT(31)

Definition at line 80 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_XWDLEN1 ( v ) ((v) << 5)

Definition at line 74 of file davinci-i2s.c.

#define DAVINCI_MCBSP_XCR_XWDLEN2 ( v ) ((v) << 21)

Definition at line 78 of file davinci-i2s.c.

#define DEFAULT_BITPERSAMPLE 16

Definition at line 259 of file davinci-i2s.c.

#define MOD_DSP_A 0

Definition at line 127 of file davinci-i2s.c.

#define MOD_DSP_B 1

Definition at line 128 of file davinci-i2s.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

DAVINCI_MCBSP_WORD_8
DAVINCI_MCBSP_WORD_12
DAVINCI_MCBSP_WORD_16
DAVINCI_MCBSP_WORD_20
DAVINCI_MCBSP_WORD_24
DAVINCI_MCBSP_WORD_32

Definition at line 97 of file davinci-i2s.c.

Function Documentation

MODULE_AUTHOR ( "Vladimir Barinov" )

MODULE_DESCRIPTION ( "TI DAVINCI I2S (McBSP) SoC Interface" )

MODULE_LICENSE ( "GPL" )

module_platform_driver ( davinci_mcbsp_driver )

Data Structures

Macros

Enumerations

Functions

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation