MFD Interface for an SC16IS75X bridge. More...

#include <stddef.h>
#include <stdint.h>
#include <zephyr/kernel.h>
#include <zephyr/device.h>
#include <zephyr/drivers/gpio.h>
#include <zephyr/sys/util_macro.h>

Macros
#define	FIELD_POS(field) field##_POS

#define	FIELD_SIZE(field) field##_SIZE

#define	GET_FIELD(reg, field) _GET_FIELD_(reg, FIELD_POS(field), FIELD_SIZE(field))

#define	SET_FIELD(reg, field, value) _SET_FIELD_(reg, FIELD_POS(field), FIELD_SIZE(field), value)

#define	GET_FIELD_POS(field) _GET_FIELD_POS_(FIELD_POS(field))

#define	GET_FIELD_SZ(field) _GET_FIELD_SZ_(FIELD_SIZE(field))

#define	SC16IS75X_REG_RHR 0x00

#define	SC16IS75X_REG_THR 0x00

#define	SC16IS75X_REG_IER 0x01

#define	SC16IS75X_BIT_IER_RXHSENA 0

#define	SC16IS75X_BIT_IER_TXHSENA 1

#define	SC16IS75X_BIT_IER_RXLSENA 2

#define	SC16IS75X_BIT_IER_MSENA 3

#define	SC16IS75X_BIT_IER_SLEEPENA 4

#define	SC16IS75X_BIT_IER_XOFFENA 5

#define	SC16IS75X_BIT_IER_RTSENA 6

#define	SC16IS75X_BIT_IER_CTSENA 7

#define	SC16IS75X_REG_FCR 0x02

#define	SC16IS75X_BIT_FCR_FIFOENA 0

#define	SC16IS75X_BIT_FCR_RXFIFORST 1

#define	SC16IS75X_BIT_FCR_TXFIFORST 2

#define	SC16IS75X_BIT_FCR_TXFIFOTRIG 4

#define	SC16IS75X_TXFIFOTRIG_8SP 0b00

#define	SC16IS75X_TXFIFOTRIG_16SP 0b01

#define	SC16IS75X_TXFIFOTRIG_32SP 0b10

#define	SC16IS75X_TXFIFOTRIG_56SP 0b11

#define	SC16IS75X_BIT_FCR_RXFIFOTRIG 6

#define	SC16IS75X_RXFIFOTRIG_8CH 0b00

#define	SC16IS75X_RXFIFOTRIG_16CH 0b01

#define	SC16IS75X_RXFIFOTRIG_56CH 0b10

#define	SC16IS75X_RXFIFOTRIG_60CH 0b11

#define	SC16IS75X_REG_IIR 0x02

#define	SC16IS75X_BIT_IIR_PENDING 0

#define	SC16IS75X_BIT_IIR_TYPE_POS 1

#define	SC16IS75X_BIT_IIR_TYPE_SIZE 5

#define	SC16IS75X_INT_RXLSE 0b00011

#define	SC16IS75X_INT_RXTO 0b00110

#define	SC16IS75X_INT_RHRI 0b00010

#define	SC16IS75X_INT_THRI 0b00001

#define	SC16IS75X_INT_MSI 0b00000

#define	SC16IS75X_INT_IO 0b11000

#define	SC16IS75X_INT_XOFF 0b01000

#define	SC16IS75X_INT_HWFL 0b10000

#define	SC16IS75X_BIT_IIR_MIRROR_FIFOENA_POS 6

#define	SC16IS75X_BIT_IIR_MIRROR_FIFOENA_SIZE 2

#define	SC16IS75X_INT_FIFOENA 0b11

#define	SC16IS75X_REG_LCR 0x03

#define	SC16IS75X_BIT_LCR_WORD_LEN_POS 0

#define	SC16IS75X_BIT_LCR_WORD_LEN_SIZE 2

#define	SC16IS75X_WORD_LEN_5 0b00

#define	SC16IS75X_WORD_LEN_6 0b01

#define	SC16IS75X_WORD_LEN_7 0b10

#define	SC16IS75X_WORD_LEN_8 0b11

#define	SC16IS75X_BIT_LCR_STOP_LEN_POS 2

#define	SC16IS75X_BIT_LCR_STOP_LEN_SIZE 1

#define	SC16IS75X_STOP_LEN_1 0b0

#define	SC16IS75X_STOP_LEN_1_5 0b1

#define	SC16IS75X_STOP_LEN_2 0b1

#define	SC16IS75X_BIT_LCR_PARITY_POS 3

#define	SC16IS75X_BIT_LCR_PARITY_SIZE 3

#define	SC16IS75X_PARITY_NONE 0b000

#define	SC16IS75X_PARITY_ODD 0b001

#define	SC16IS75X_PARITY_EVEN 0b011

#define	SC16IS75X_PARITY_MARK 0b101

#define	SC16IS75X_PARITY_SPACE 0b111

#define	SC16IS75X_BIT_LCR_TX_LINE_BREAK 6

#define	SC16IS75X_BIT_LCR_DLENA 7

#define	SC16IS75X_BIT_LCR_ACCESS_EFR 0b10111111 /* 0xBF */

#define	SC16IS75X_REG_MCR 0x04

#define	SC16IS75X_BIT_MCR_DTR 0

#define	SC16IS75X_BIT_MCR_RTS 1

#define	SC16IS75X_BIT_MCR_TCRTLRENA 2

#define	SC16IS75X_BIT_MCR_LOOPBACK 4

#define	SC16IS75X_BIT_MCR_XONANY 5

#define	SC16IS75X_BIT_MCR_IRDAENA 6

#define	SC16IS75X_BIT_MCR_CLKDIV 7

#define	SC16IS75X_REG_LSR 0x05

#define	SC16IS75X_BIT_LSR_RX_DATA 0

#define	SC16IS75X_BIT_LSR_RX_OVERRUN 1

#define	SC16IS75X_BIT_LSR_RX_PARITY 2

#define	SC16IS75X_BIT_LSR_RX_FRAMING 3

#define	SC16IS75X_BIT_LSR_RX_LINE_BREAK 4

#define	SC16IS75X_BIT_LSR_THREMPTY 5

#define	SC16IS75X_BIT_LSR_THRTSREMPTY 6

#define	SC16IS75X_BIT_LSR_RX_FIFO 7

#define	SC16IS75X_REG_MSR 0x06

#define	SC16IS75X_BIT_MSR_CTS_CHANGED 0

#define	SC16IS75X_BIT_MSR_DSR_CHANGED 1

#define	SC16IS75X_BIT_MSR_RI_CHANGED 2

#define	SC16IS75X_BIT_MSR_CD_CHANGED 3

#define	SC16IS75X_BIT_MSR_CTS 4

#define	SC16IS75X_BIT_MSR_DSR 5

#define	SC16IS75X_BIT_MSR_RI 6

#define	SC16IS75X_BIT_MSR_CD 7

#define	SC16IS75X_REG_SPR 0x07

#define	SC16IS75X_REG_TCR 0x06

#define	SC16IS75X_REG_TLR 0x07

#define	SC16IS75X_REG_TXLVL 0x08

#define	SC16IS75X_BIT_TXLVL_SP_POS 0

#define	SC16IS75X_BIT_TXLVL_SP_SIZE 7

#define	SC16IS75X_REG_RXLVL 0x09

#define	SC16IS75X_BIT_RXLVL_CH_POS 0

#define	SC16IS75X_BIT_RXLVL_CH_SIZE 7

#define	SC16IS75X_REG_IODIR 0x0A

#define	SC16IS75X_REG_IOSTATE 0x0B

#define	SC16IS75X_REG_IOINTENA 0x0C

#define	SC16IS75X_REG_IOCONTROL 0x0E

#define	SC16IS75X_BIT_IOCONTROL_IOLATCH 0

#define	SC16IS75X_BIT_IOCONTROL_MODEM_PINS_A 1

#define	SC16IS75X_BIT_IOCONTROL_MODEM_PINS_B 2

#define	SC16IS75X_BIT_IOCONTROL_SRESET 3

#define	SC16IS75X_REG_EFCR 0x0F

#define	SC16IS75X_BIT_EFCR_RS485 0

#define	SC16IS75X_BIT_EFCR_RXDISABLE 1

#define	SC16IS75X_BIT_EFCR_TXDISABLE 2

#define	SC16IS75X_BIT_EFCR_RTSCON 4

#define	SC16IS75X_BIT_EFCR_RTSINVER 5

#define	SC16IS75X_BIT_EFCR_IRDA 7

#define	SC16IS75X_REG_DLL 0x00

#define	SC16IS75X_REG_DLH 0x01

#define	SC16IS75X_REG_EFR 0x02

#define	SC16IS75X_BIT_EFR_RX_SWFLOWCTRL_POS 0

#define	SC16IS75X_BIT_EFR_RX_SWFLOWCTRL_SIZE 2

#define	SC16IS75X_BIT_EFR_TX_SWFLOWCTRL_POS 2

#define	SC16IS75X_BIT_EFR_TX_SWFLOWCTRL_SIZE 2

#define	SC16IS75X_SWFLOWCTRL_NONE 0b00

#define	SC16IS75X_SWFLOWCTRL_XONOFF1 0b10

#define	SC16IS75X_SWFLOWCTRL_XONOFF2 0b01

#define	SC16IS75X_SWFLOWCTRL_XONOFF12 0b11

#define	SC16IS75X_BIT_EFR_EFENA 4

#define	SC16IS75X_BIT_EFR_XOFF2ENA 5

#define	SC16IS75X_BIT_EFR_RTSENA 6

#define	SC16IS75X_BIT_EFR_CTSENA 7

#define	SC16IS75X_REG_XON1 0x04

#define	SC16IS75X_REG_XON2 0x05

#define	SC16IS75X_REG_XOFF1 0x06

#define	SC16IS75X_REG_XOFF2 0x07

#define	SC16IS75X_FIFO_CAPACITY 64
	FIFO capacity in byte.

#define	SC16IS75X_IO_NUM_PINS_MAX 8
	Maximum programmable I/O pins.

#define	SC16IS75X_UART_CHANNELS_MAX 2
	Maximum UART channels.

#define	READ_SC16IS75X_REG(dev, reg, val) mfd_sc16is75x_read_register((dev), 0, SC16IS75X_REG_##reg, (val));

#define	READ_SC16IS75X_CHREG(dev, ch, reg, val) mfd_sc16is75x_read_register((dev), (ch), SC16IS75X_REG_##reg, (val));

#define	WRITE_SC16IS75X_REG(dev, reg, val) mfd_sc16is75x_write_register((dev), 0, SC16IS75X_REG_##reg, (val));

#define	WRITE_SC16IS75X_CHREG(dev, ch, reg, val) mfd_sc16is75x_write_register((dev), (ch), SC16IS75X_REG_##reg, (val));

#define	SETBIT_SC16IS75X_REG(dev, reg, bit, val)

#define	SETBIT_SC16IS75X_CHREG(dev, ch, reg, bit, val)

Functions
int	mfd_sc16is75x_read_register (const struct device dev, const uint8_t channel, const uint8_t reg, uint8_t value)
	Read from an internal register.

int	mfd_sc16is75x_write_register (const struct device *dev, const uint8_t channel, const uint8_t reg, const uint8_t value)
	Write to an internal register.

int	mfd_sc16is75x_set_register_bit (const struct device *dev, const uint8_t channel, const uint8_t reg, const uint8_t bit, const bool value)
	Enable or disable a bit in an internal register.

int	mfd_sc16is75x_read_fifo (const struct device dev, const uint8_t channel, uint8_t buf, const size_t len)
	Read data from FIFO.

int	mfd_sc16is75x_write_fifo (const struct device dev, const uint8_t channel, const uint8_t buf, const size_t len)
	Write data to FIFO.

Detailed Description

MFD Interface for an SC16IS75X bridge.

Macro Definition Documentation

◆ FIELD_POS

#define FIELD_POS ( field ) field##_POS

◆ FIELD_SIZE

#define FIELD_SIZE ( field ) field##_SIZE

◆ GET_FIELD

#define GET_FIELD	(	reg,
		field
	)	_GET_FIELD_(reg, FIELD_POS(field), FIELD_SIZE(field))

◆ GET_FIELD_POS

#define GET_FIELD_POS ( field ) _GET_FIELD_POS_(FIELD_POS(field))

◆ GET_FIELD_SZ

#define GET_FIELD_SZ ( field ) _GET_FIELD_SZ_(FIELD_SIZE(field))

◆ SC16IS75X_BIT_EFCR_IRDA

#define SC16IS75X_BIT_EFCR_IRDA 7

◆ SC16IS75X_BIT_EFCR_RS485

#define SC16IS75X_BIT_EFCR_RS485 0

◆ SC16IS75X_BIT_EFCR_RTSCON

#define SC16IS75X_BIT_EFCR_RTSCON 4

◆ SC16IS75X_BIT_EFCR_RTSINVER

#define SC16IS75X_BIT_EFCR_RTSINVER 5

◆ SC16IS75X_BIT_EFCR_RXDISABLE

#define SC16IS75X_BIT_EFCR_RXDISABLE 1

◆ SC16IS75X_BIT_EFCR_TXDISABLE

#define SC16IS75X_BIT_EFCR_TXDISABLE 2

◆ SC16IS75X_BIT_EFR_CTSENA

#define SC16IS75X_BIT_EFR_CTSENA 7

◆ SC16IS75X_BIT_EFR_EFENA

#define SC16IS75X_BIT_EFR_EFENA 4

◆ SC16IS75X_BIT_EFR_RTSENA

#define SC16IS75X_BIT_EFR_RTSENA 6

◆ SC16IS75X_BIT_EFR_RX_SWFLOWCTRL_POS

#define SC16IS75X_BIT_EFR_RX_SWFLOWCTRL_POS 0

◆ SC16IS75X_BIT_EFR_RX_SWFLOWCTRL_SIZE

#define SC16IS75X_BIT_EFR_RX_SWFLOWCTRL_SIZE 2

◆ SC16IS75X_BIT_EFR_TX_SWFLOWCTRL_POS

#define SC16IS75X_BIT_EFR_TX_SWFLOWCTRL_POS 2

◆ SC16IS75X_BIT_EFR_TX_SWFLOWCTRL_SIZE

#define SC16IS75X_BIT_EFR_TX_SWFLOWCTRL_SIZE 2

◆ SC16IS75X_BIT_EFR_XOFF2ENA

#define SC16IS75X_BIT_EFR_XOFF2ENA 5

◆ SC16IS75X_BIT_FCR_FIFOENA

#define SC16IS75X_BIT_FCR_FIFOENA 0

◆ SC16IS75X_BIT_FCR_RXFIFORST

#define SC16IS75X_BIT_FCR_RXFIFORST 1

◆ SC16IS75X_BIT_FCR_RXFIFOTRIG

#define SC16IS75X_BIT_FCR_RXFIFOTRIG 6

◆ SC16IS75X_BIT_FCR_TXFIFORST

#define SC16IS75X_BIT_FCR_TXFIFORST 2

◆ SC16IS75X_BIT_FCR_TXFIFOTRIG

#define SC16IS75X_BIT_FCR_TXFIFOTRIG 4

◆ SC16IS75X_BIT_IER_CTSENA

#define SC16IS75X_BIT_IER_CTSENA 7

◆ SC16IS75X_BIT_IER_MSENA

#define SC16IS75X_BIT_IER_MSENA 3

◆ SC16IS75X_BIT_IER_RTSENA

#define SC16IS75X_BIT_IER_RTSENA 6

◆ SC16IS75X_BIT_IER_RXHSENA

#define SC16IS75X_BIT_IER_RXHSENA 0

◆ SC16IS75X_BIT_IER_RXLSENA

#define SC16IS75X_BIT_IER_RXLSENA 2

◆ SC16IS75X_BIT_IER_SLEEPENA

#define SC16IS75X_BIT_IER_SLEEPENA 4

◆ SC16IS75X_BIT_IER_TXHSENA

#define SC16IS75X_BIT_IER_TXHSENA 1

◆ SC16IS75X_BIT_IER_XOFFENA

#define SC16IS75X_BIT_IER_XOFFENA 5

◆ SC16IS75X_BIT_IIR_MIRROR_FIFOENA_POS

#define SC16IS75X_BIT_IIR_MIRROR_FIFOENA_POS 6

◆ SC16IS75X_BIT_IIR_MIRROR_FIFOENA_SIZE

#define SC16IS75X_BIT_IIR_MIRROR_FIFOENA_SIZE 2

◆ SC16IS75X_BIT_IIR_PENDING

#define SC16IS75X_BIT_IIR_PENDING 0

◆ SC16IS75X_BIT_IIR_TYPE_POS

#define SC16IS75X_BIT_IIR_TYPE_POS 1

◆ SC16IS75X_BIT_IIR_TYPE_SIZE

#define SC16IS75X_BIT_IIR_TYPE_SIZE 5

◆ SC16IS75X_BIT_IOCONTROL_IOLATCH

#define SC16IS75X_BIT_IOCONTROL_IOLATCH 0

◆ SC16IS75X_BIT_IOCONTROL_MODEM_PINS_A

#define SC16IS75X_BIT_IOCONTROL_MODEM_PINS_A 1

◆ SC16IS75X_BIT_IOCONTROL_MODEM_PINS_B

#define SC16IS75X_BIT_IOCONTROL_MODEM_PINS_B 2

◆ SC16IS75X_BIT_IOCONTROL_SRESET

#define SC16IS75X_BIT_IOCONTROL_SRESET 3

◆ SC16IS75X_BIT_LCR_ACCESS_EFR

#define SC16IS75X_BIT_LCR_ACCESS_EFR 0b10111111 /* 0xBF */

◆ SC16IS75X_BIT_LCR_DLENA

#define SC16IS75X_BIT_LCR_DLENA 7

◆ SC16IS75X_BIT_LCR_PARITY_POS

#define SC16IS75X_BIT_LCR_PARITY_POS 3

◆ SC16IS75X_BIT_LCR_PARITY_SIZE

#define SC16IS75X_BIT_LCR_PARITY_SIZE 3

◆ SC16IS75X_BIT_LCR_STOP_LEN_POS

#define SC16IS75X_BIT_LCR_STOP_LEN_POS 2

◆ SC16IS75X_BIT_LCR_STOP_LEN_SIZE

#define SC16IS75X_BIT_LCR_STOP_LEN_SIZE 1

◆ SC16IS75X_BIT_LCR_TX_LINE_BREAK

#define SC16IS75X_BIT_LCR_TX_LINE_BREAK 6

◆ SC16IS75X_BIT_LCR_WORD_LEN_POS

#define SC16IS75X_BIT_LCR_WORD_LEN_POS 0

◆ SC16IS75X_BIT_LCR_WORD_LEN_SIZE

#define SC16IS75X_BIT_LCR_WORD_LEN_SIZE 2

◆ SC16IS75X_BIT_LSR_RX_DATA

#define SC16IS75X_BIT_LSR_RX_DATA 0

◆ SC16IS75X_BIT_LSR_RX_FIFO

#define SC16IS75X_BIT_LSR_RX_FIFO 7

◆ SC16IS75X_BIT_LSR_RX_FRAMING

#define SC16IS75X_BIT_LSR_RX_FRAMING 3

◆ SC16IS75X_BIT_LSR_RX_LINE_BREAK

#define SC16IS75X_BIT_LSR_RX_LINE_BREAK 4

◆ SC16IS75X_BIT_LSR_RX_OVERRUN

#define SC16IS75X_BIT_LSR_RX_OVERRUN 1

◆ SC16IS75X_BIT_LSR_RX_PARITY

#define SC16IS75X_BIT_LSR_RX_PARITY 2

◆ SC16IS75X_BIT_LSR_THREMPTY

#define SC16IS75X_BIT_LSR_THREMPTY 5

◆ SC16IS75X_BIT_LSR_THRTSREMPTY

#define SC16IS75X_BIT_LSR_THRTSREMPTY 6

◆ SC16IS75X_BIT_MCR_CLKDIV

#define SC16IS75X_BIT_MCR_CLKDIV 7

◆ SC16IS75X_BIT_MCR_DTR

#define SC16IS75X_BIT_MCR_DTR 0

◆ SC16IS75X_BIT_MCR_IRDAENA

#define SC16IS75X_BIT_MCR_IRDAENA 6

◆ SC16IS75X_BIT_MCR_LOOPBACK

#define SC16IS75X_BIT_MCR_LOOPBACK 4

◆ SC16IS75X_BIT_MCR_RTS

#define SC16IS75X_BIT_MCR_RTS 1

◆ SC16IS75X_BIT_MCR_TCRTLRENA

#define SC16IS75X_BIT_MCR_TCRTLRENA 2

◆ SC16IS75X_BIT_MCR_XONANY

#define SC16IS75X_BIT_MCR_XONANY 5

◆ SC16IS75X_BIT_MSR_CD

#define SC16IS75X_BIT_MSR_CD 7

◆ SC16IS75X_BIT_MSR_CD_CHANGED

#define SC16IS75X_BIT_MSR_CD_CHANGED 3

◆ SC16IS75X_BIT_MSR_CTS

#define SC16IS75X_BIT_MSR_CTS 4

◆ SC16IS75X_BIT_MSR_CTS_CHANGED

#define SC16IS75X_BIT_MSR_CTS_CHANGED 0

◆ SC16IS75X_BIT_MSR_DSR

#define SC16IS75X_BIT_MSR_DSR 5

◆ SC16IS75X_BIT_MSR_DSR_CHANGED

#define SC16IS75X_BIT_MSR_DSR_CHANGED 1

◆ SC16IS75X_BIT_MSR_RI

#define SC16IS75X_BIT_MSR_RI 6

◆ SC16IS75X_BIT_MSR_RI_CHANGED

#define SC16IS75X_BIT_MSR_RI_CHANGED 2

◆ SC16IS75X_BIT_RXLVL_CH_POS

#define SC16IS75X_BIT_RXLVL_CH_POS 0

◆ SC16IS75X_BIT_RXLVL_CH_SIZE

#define SC16IS75X_BIT_RXLVL_CH_SIZE 7

◆ SC16IS75X_BIT_TXLVL_SP_POS

#define SC16IS75X_BIT_TXLVL_SP_POS 0

◆ SC16IS75X_BIT_TXLVL_SP_SIZE

#define SC16IS75X_BIT_TXLVL_SP_SIZE 7

◆ SC16IS75X_INT_FIFOENA

#define SC16IS75X_INT_FIFOENA 0b11

◆ SC16IS75X_INT_HWFL

#define SC16IS75X_INT_HWFL 0b10000

◆ SC16IS75X_INT_IO

#define SC16IS75X_INT_IO 0b11000

◆ SC16IS75X_INT_MSI

#define SC16IS75X_INT_MSI 0b00000

◆ SC16IS75X_INT_RHRI

#define SC16IS75X_INT_RHRI 0b00010

◆ SC16IS75X_INT_RXLSE

#define SC16IS75X_INT_RXLSE 0b00011

◆ SC16IS75X_INT_RXTO

#define SC16IS75X_INT_RXTO 0b00110

◆ SC16IS75X_INT_THRI

#define SC16IS75X_INT_THRI 0b00001

◆ SC16IS75X_INT_XOFF

#define SC16IS75X_INT_XOFF 0b01000

◆ SC16IS75X_PARITY_EVEN

#define SC16IS75X_PARITY_EVEN 0b011

◆ SC16IS75X_PARITY_MARK

#define SC16IS75X_PARITY_MARK 0b101

◆ SC16IS75X_PARITY_NONE

#define SC16IS75X_PARITY_NONE 0b000

◆ SC16IS75X_PARITY_ODD

#define SC16IS75X_PARITY_ODD 0b001

◆ SC16IS75X_PARITY_SPACE

#define SC16IS75X_PARITY_SPACE 0b111

◆ SC16IS75X_REG_DLH

#define SC16IS75X_REG_DLH 0x01

◆ SC16IS75X_REG_DLL

#define SC16IS75X_REG_DLL 0x00

◆ SC16IS75X_REG_EFCR

#define SC16IS75X_REG_EFCR 0x0F

◆ SC16IS75X_REG_EFR

#define SC16IS75X_REG_EFR 0x02

◆ SC16IS75X_REG_FCR

#define SC16IS75X_REG_FCR 0x02

◆ SC16IS75X_REG_IER

#define SC16IS75X_REG_IER 0x01

◆ SC16IS75X_REG_IIR

#define SC16IS75X_REG_IIR 0x02

◆ SC16IS75X_REG_IOCONTROL

#define SC16IS75X_REG_IOCONTROL 0x0E

◆ SC16IS75X_REG_IODIR

#define SC16IS75X_REG_IODIR 0x0A

◆ SC16IS75X_REG_IOINTENA

#define SC16IS75X_REG_IOINTENA 0x0C

◆ SC16IS75X_REG_IOSTATE

#define SC16IS75X_REG_IOSTATE 0x0B

◆ SC16IS75X_REG_LCR

#define SC16IS75X_REG_LCR 0x03

◆ SC16IS75X_REG_LSR

#define SC16IS75X_REG_LSR 0x05

◆ SC16IS75X_REG_MCR

#define SC16IS75X_REG_MCR 0x04

◆ SC16IS75X_REG_MSR

#define SC16IS75X_REG_MSR 0x06

◆ SC16IS75X_REG_RHR

#define SC16IS75X_REG_RHR 0x00

◆ SC16IS75X_REG_RXLVL

#define SC16IS75X_REG_RXLVL 0x09

◆ SC16IS75X_REG_SPR

#define SC16IS75X_REG_SPR 0x07

◆ SC16IS75X_REG_TCR

#define SC16IS75X_REG_TCR 0x06

◆ SC16IS75X_REG_THR

#define SC16IS75X_REG_THR 0x00

◆ SC16IS75X_REG_TLR

#define SC16IS75X_REG_TLR 0x07

◆ SC16IS75X_REG_TXLVL

#define SC16IS75X_REG_TXLVL 0x08

◆ SC16IS75X_REG_XOFF1

#define SC16IS75X_REG_XOFF1 0x06

◆ SC16IS75X_REG_XOFF2

#define SC16IS75X_REG_XOFF2 0x07

◆ SC16IS75X_REG_XON1

#define SC16IS75X_REG_XON1 0x04

◆ SC16IS75X_REG_XON2

#define SC16IS75X_REG_XON2 0x05

◆ SC16IS75X_RXFIFOTRIG_16CH

#define SC16IS75X_RXFIFOTRIG_16CH 0b01

◆ SC16IS75X_RXFIFOTRIG_56CH

#define SC16IS75X_RXFIFOTRIG_56CH 0b10

◆ SC16IS75X_RXFIFOTRIG_60CH

#define SC16IS75X_RXFIFOTRIG_60CH 0b11

◆ SC16IS75X_RXFIFOTRIG_8CH

#define SC16IS75X_RXFIFOTRIG_8CH 0b00

◆ SC16IS75X_STOP_LEN_1

#define SC16IS75X_STOP_LEN_1 0b0

◆ SC16IS75X_STOP_LEN_1_5

#define SC16IS75X_STOP_LEN_1_5 0b1

◆ SC16IS75X_STOP_LEN_2

#define SC16IS75X_STOP_LEN_2 0b1

◆ SC16IS75X_SWFLOWCTRL_NONE

#define SC16IS75X_SWFLOWCTRL_NONE 0b00

◆ SC16IS75X_SWFLOWCTRL_XONOFF1

#define SC16IS75X_SWFLOWCTRL_XONOFF1 0b10

◆ SC16IS75X_SWFLOWCTRL_XONOFF12

#define SC16IS75X_SWFLOWCTRL_XONOFF12 0b11

◆ SC16IS75X_SWFLOWCTRL_XONOFF2

#define SC16IS75X_SWFLOWCTRL_XONOFF2 0b01

◆ SC16IS75X_TXFIFOTRIG_16SP

#define SC16IS75X_TXFIFOTRIG_16SP 0b01

◆ SC16IS75X_TXFIFOTRIG_32SP

#define SC16IS75X_TXFIFOTRIG_32SP 0b10

◆ SC16IS75X_TXFIFOTRIG_56SP

#define SC16IS75X_TXFIFOTRIG_56SP 0b11

◆ SC16IS75X_TXFIFOTRIG_8SP

#define SC16IS75X_TXFIFOTRIG_8SP 0b00

◆ SC16IS75X_WORD_LEN_5

#define SC16IS75X_WORD_LEN_5 0b00

◆ SC16IS75X_WORD_LEN_6

#define SC16IS75X_WORD_LEN_6 0b01

◆ SC16IS75X_WORD_LEN_7

#define SC16IS75X_WORD_LEN_7 0b10

◆ SC16IS75X_WORD_LEN_8

#define SC16IS75X_WORD_LEN_8 0b11

◆ SET_FIELD

#define SET_FIELD	(	reg,
		field,
		value
	)	_SET_FIELD_(reg, FIELD_POS(field), FIELD_SIZE(field), value)

Macros

Functions