MFD AD559X interface

Functions
bool	mfd_ad559x_has_pointer_byte_map (const struct device *dev)
	Check if the chip has a pointer byte map.
int	mfd_ad559x_read_raw (const struct device *dev, uint8_t *val, size_t len)
	Read raw data from the chip.
int	mfd_ad559x_write_raw (const struct device *dev, uint8_t *val, size_t len)
	Write raw data to chip.
int	mfd_ad559x_read_reg (const struct device *dev, uint8_t reg, uint8_t reg_data, uint16_t *val)
	Read data from provided register.
int	mfd_ad559x_write_reg (const struct device *dev, uint8_t reg, uint16_t val)
	Write data to provided register.
int	mfd_ad559x_read_adc_chan (const struct device *dev, uint8_t channel, uint16_t *result)
	Read ADC channel data from the chip.
int	mfd_ad559x_write_dac_chan (const struct device *dev, uint8_t channel, uint16_t value)
	Write ADC channel data to the chip.
int	mfd_ad559x_gpio_port_get_raw (const struct device *dev, uint8_t gpio, uint16_t *value)
	Read GPIO port from the chip.

Detailed Description

Function Documentation

mfd_ad559x_gpio_port_get_raw()

int mfd_ad559x_gpio_port_get_raw	(	const struct device *	dev,
		uint8_t	gpio,
		uint16_t *	value
	)

#include <zephyr/drivers/mfd/ad559x.h>

Read GPIO port from the chip.

Parameters

[in]	dev	Pointer to MFD device
[in]	gpio	GPIO to read
[in]	value	DAC channel value

Return values

0	if success
negative	errno if failure

mfd_ad559x_has_pointer_byte_map()

bool mfd_ad559x_has_pointer_byte_map

(

const struct device *

dev

)

#include <zephyr/drivers/mfd/ad559x.h>

Check if the chip has a pointer byte map.

Parameters

[in]

dev

Pointer to MFD device

Return values

true	if chip has a pointer byte map, false if it has normal register map

mfd_ad559x_read_adc_chan()

int mfd_ad559x_read_adc_chan	(	const struct device *	dev,
		uint8_t	channel,
		uint16_t *	result
	)

#include <zephyr/drivers/mfd/ad559x.h>

Read ADC channel data from the chip.

Parameters

[in]	dev	Pointer to MFD device
[in]	channel	Channel to read
[out]	result	ADC channel value read

Return values

0	if success
negative	errno if failure

mfd_ad559x_read_raw()

int mfd_ad559x_read_raw	(	const struct device *	dev,
		uint8_t *	val,
		size_t	len
	)

#include <zephyr/drivers/mfd/ad559x.h>

Read raw data from the chip.

Parameters

[in]	dev	Pointer to MFD device
[in]	val	Pointer to data buffer
[in]	len	Number of bytes to be read

Return values

0	if success
negative	errno if failure

mfd_ad559x_read_reg()

int mfd_ad559x_read_reg	(	const struct device *	dev,
		uint8_t	reg,
		uint8_t	reg_data,
		uint16_t *	val
	)

#include <zephyr/drivers/mfd/ad559x.h>

Read data from provided register.

Parameters

[in]	dev	Pointer to MFD device
[in]	reg	Register to be read
[in]	reg_data	Additional data passed to selected register
[in]	val	Pointer to data buffer

Return values

0	if success
negative	errno if failure

mfd_ad559x_write_dac_chan()

int mfd_ad559x_write_dac_chan	(	const struct device *	dev,
		uint8_t	channel,
		uint16_t	value
	)

#include <zephyr/drivers/mfd/ad559x.h>

Write ADC channel data to the chip.

Parameters

[in]	dev	Pointer to MFD device
[in]	channel	Channel to write to
[in]	value	DAC channel value

Return values

0	if success
negative	errno if failure

mfd_ad559x_write_raw()

int mfd_ad559x_write_raw	(	const struct device *	dev,
		uint8_t *	val,
		size_t	len
	)

#include <zephyr/drivers/mfd/ad559x.h>

Write raw data to chip.

Parameters

[in]	dev	Pointer to MFD device
[in]	val	Data to be written
[in]	len	Number of bytes to be written

Return values

0	if success
negative	errno if failure

mfd_ad559x_write_reg()

int mfd_ad559x_write_reg	(	const struct device *	dev,
		uint8_t	reg,
		uint16_t	val
	)

#include <zephyr/drivers/mfd/ad559x.h>

Write data to provided register.

Parameters

[in]	dev	Pointer to MFD device
[in]	reg	Register to be written
[in]	val	Data to be written

Return values

0	if success
negative	errno if failure