SIO

宏定义
#define	I2S_S_CLK   32000
#define	FREQ_OF_NEED   32
#define	SIO_LOOP   8
#define	I2S_M_CLK   32000
#define	I2S_CR   0x608
#define	I2S_CR_DIV_NUM_BIT   5
#define	I2S_CR_DIV_NUM_LEN   4
#define	I2S_FIFO_SIZE   16
#define	HAL_CFG_I2S_BCLK_DIV_EN   0x1000
#define	HAL_CFG_I2S_CLK_SEL   0x1014
#define	HAL_CFG_I2S_MS_CFG   0x1024
#define	HAL_CFG_I2S_FS_DIV_EN   0x1008
#define	HAL_CFG_I2S_FS_DIV_NUM   0x100c
#define	HAL_CFG_I2S_FS_DIV_RATIO_NUM   0x1010
#define	M_CLKEN0   0x40
#define	I2S_DUTY_CYCLE   2
#define	PCM_DIV_RATIO_NUM   1
#define	CFG_I2S_BCLK_DIV_EN   0
#define	CFG_I2S_BCLK_LOAD_DIV_EN   1
#define	I2S_FS_DIV_NUM_CONFIG_BITS   11
#define	I2S_FS_DIV_RATIO_NUM_BITS   11
#define	I2S_READ_WAIT_TIMES_MAX   8
#define	I2S_PARAM   2
#define	SIXTEEN_WIDTH   16
#define	EIGHTTEEN_WIDTH   18
#define	TWENTY_WIDTH   20
#define	TWENTY_FOUR_WIDTH   24
#define	THIRTY_TWO_WIDTH   32
#define	NUM_OF_PIN_REGS   5
#define	CONFIG_I2S_BUS_MAX_NUM   1
#define	CONFIG_I2S_SUPPORT_LOOPBACK   1
#define	CONFIG_DATA_LEN_MAX   128

类型定义
typedef void(*	i2s_irq_func_t) (void)
	Definition of the contorl ID of hal sio.

函数
uintptr_t	sio_porting_base_addr_get (sio_bus_t bus)
	Get the base address of a specified sio.
void	sio_porting_register_hal_funcs (sio_bus_t bus)
	Register hal funcs objects into hal_sio module.
void	sio_porting_unregister_hal_funcs (sio_bus_t bus)
	Unregister hal funcs objects from hal_sio module.
void	sio_porting_register_irq (sio_bus_t bus)
	Register the interrupt of sio.
void	sio_porting_unregister_irq (sio_bus_t bus)
	Unregister the interrupt of sio.
void	irq_sio0_handler (void)
	The interrupt handler of sio0.
void	sio_porting_clock_enable (bool enable)
	SIO clock.
void	sio_porting_i2s_pinmux (void)
	Config the pin mode.
uint32_t	sio_porting_get_mclk (void)
	get mclk.
uint32_t	sio_porting_get_bclk_div_num (uint8_t data_width, uint32_t ch)
	get bclk.
uintptr_t	i2s_porting_tx_left_data_addr_get (sio_bus_t bus)
uintptr_t	i2s_porting_tx_merge_data_addr_get (sio_bus_t bus)
uintptr_t	i2s_porting_rx_merge_data_addr_get (sio_bus_t bus)
uintptr_t	i2s_porting_tx_right_data_addr_get (sio_bus_t bus)
uintptr_t	i2s_porting_rx_left_data_addr_get (sio_bus_t bus)
uintptr_t	i2s_porting_rx_right_data_addr_get (sio_bus_t bus)

详细描述

宏定义说明

CFG_I2S_BCLK_DIV_EN

#define CFG_I2S_BCLK_DIV_EN   0

CFG_I2S_BCLK_LOAD_DIV_EN

#define CFG_I2S_BCLK_LOAD_DIV_EN   1

CONFIG_DATA_LEN_MAX

#define CONFIG_DATA_LEN_MAX   128

CONFIG_I2S_BUS_MAX_NUM

#define CONFIG_I2S_BUS_MAX_NUM   1

CONFIG_I2S_SUPPORT_LOOPBACK

#define CONFIG_I2S_SUPPORT_LOOPBACK   1

EIGHTTEEN_WIDTH

#define EIGHTTEEN_WIDTH   18

FREQ_OF_NEED

#define FREQ_OF_NEED   32

HAL_CFG_I2S_BCLK_DIV_EN

#define HAL_CFG_I2S_BCLK_DIV_EN   0x1000

HAL_CFG_I2S_CLK_SEL

#define HAL_CFG_I2S_CLK_SEL   0x1014

HAL_CFG_I2S_FS_DIV_EN

#define HAL_CFG_I2S_FS_DIV_EN   0x1008

HAL_CFG_I2S_FS_DIV_NUM

#define HAL_CFG_I2S_FS_DIV_NUM   0x100c

HAL_CFG_I2S_FS_DIV_RATIO_NUM

#define HAL_CFG_I2S_FS_DIV_RATIO_NUM   0x1010

HAL_CFG_I2S_MS_CFG

#define HAL_CFG_I2S_MS_CFG   0x1024

I2S_CR

#define I2S_CR   0x608

I2S_CR_DIV_NUM_BIT

#define I2S_CR_DIV_NUM_BIT   5

I2S_CR_DIV_NUM_LEN

#define I2S_CR_DIV_NUM_LEN   4

I2S_DUTY_CYCLE

#define I2S_DUTY_CYCLE   2

I2S_FIFO_SIZE

#define I2S_FIFO_SIZE   16

I2S_FS_DIV_NUM_CONFIG_BITS

#define I2S_FS_DIV_NUM_CONFIG_BITS   11

I2S_FS_DIV_RATIO_NUM_BITS

#define I2S_FS_DIV_RATIO_NUM_BITS   11

I2S_M_CLK

#define I2S_M_CLK   32000

I2S_PARAM

#define I2S_PARAM   2

I2S_READ_WAIT_TIMES_MAX

#define I2S_READ_WAIT_TIMES_MAX   8

I2S_S_CLK

#define I2S_S_CLK   32000

M_CLKEN0

#define M_CLKEN0   0x40

NUM_OF_PIN_REGS

#define NUM_OF_PIN_REGS   5

PCM_DIV_RATIO_NUM

#define PCM_DIV_RATIO_NUM   1

SIO_LOOP

#define SIO_LOOP   8

SIXTEEN_WIDTH

#define SIXTEEN_WIDTH   16

THIRTY_TWO_WIDTH

#define THIRTY_TWO_WIDTH   32

TWENTY_FOUR_WIDTH

#define TWENTY_FOUR_WIDTH   24

TWENTY_WIDTH

#define TWENTY_WIDTH   20

类型定义说明

i2s_irq_func_t

typedef void(* i2s_irq_func_t) (void)

Definition of the contorl ID of hal sio.

函数说明

i2s_porting_rx_left_data_addr_get()

uintptr_t i2s_porting_rx_left_data_addr_get

(

sio_bus_t

bus

)

i2s_porting_rx_merge_data_addr_get()

uintptr_t i2s_porting_rx_merge_data_addr_get

(

sio_bus_t

bus

)

i2s_porting_rx_right_data_addr_get()

uintptr_t i2s_porting_rx_right_data_addr_get

(

sio_bus_t

bus

)

i2s_porting_tx_left_data_addr_get()

uintptr_t i2s_porting_tx_left_data_addr_get

(

sio_bus_t

bus

)

i2s_porting_tx_merge_data_addr_get()

uintptr_t i2s_porting_tx_merge_data_addr_get

(

sio_bus_t

bus

)

i2s_porting_tx_right_data_addr_get()

uintptr_t i2s_porting_tx_right_data_addr_get

(

sio_bus_t

bus

)

irq_sio0_handler()

void irq_sio0_handler

(

void

)

The interrupt handler of sio0.

sio_porting_base_addr_get()

uintptr_t sio_porting_base_addr_get

(

sio_bus_t

bus

)

Get the base address of a specified sio.

参数

[in]

bus

PCM device to use.

返回

The base address of specified sio.

sio_porting_clock_enable()

void sio_porting_clock_enable

(

bool

enable

)

SIO clock.

参数

[in]

enable

Enable or not.

sio_porting_get_bclk_div_num()

uint32_t sio_porting_get_bclk_div_num	(	uint8_t	data_width,
		uint32_t	ch
	)

get bclk.

sio_porting_get_mclk()

uint32_t sio_porting_get_mclk

(

void

)

get mclk.

sio_porting_i2s_pinmux()

void sio_porting_i2s_pinmux

(

void

)

Config the pin mode.

sio_porting_register_hal_funcs()

void sio_porting_register_hal_funcs

(

sio_bus_t

bus

)

Register hal funcs objects into hal_sio module.

参数

[in]

bus

PCM device to use.

sio_porting_register_irq()

void sio_porting_register_irq

(

sio_bus_t

bus

)

Register the interrupt of sio.

参数

[in]

bus

PCM device to use.

sio_porting_unregister_hal_funcs()

void sio_porting_unregister_hal_funcs

(

sio_bus_t

bus

)

Unregister hal funcs objects from hal_sio module.

参数

[in]

bus

PCM device to use.

sio_porting_unregister_irq()

void sio_porting_unregister_irq

(

sio_bus_t

bus

)

Unregister the interrupt of sio.

参数

[in]

bus

PCM device to use.