#include <spi-generic.h>

Include dependency graph for spi.h:

Data Structures
struct	fu540_spi_config

struct	fu540_spi_mmap_config

Macros
#define	FU540_SPI_PROTO_S 0

#define	FU540_SPI_PROTO_D 1

#define	FU540_SPI_PROTO_Q 2

#define	FU540_SPI_ENDIAN_BIG 0

#define	FU540_SPI_ENDIAN_LITTLE 1

#define	FU540_SPI_PHA_LOW 0

#define	FU540_SPI_PHA_HIGH 1

#define	FU540_SPI_POL_LEADING 0

#define	FU540_SPI_POL_TRAILING 1

Functions
int	fu540_spi_setup (unsigned int bus, unsigned int cs, struct spi_slave slave, struct fu540_spi_config config)

int	fu540_spi_mmap (const struct spi_slave slave, const struct fu540_spi_mmap_config config)

Macro Definition Documentation

◆ FU540_SPI_ENDIAN_BIG

#define FU540_SPI_ENDIAN_BIG 0

Definition at line 15 of file spi.h.

◆ FU540_SPI_ENDIAN_LITTLE

#define FU540_SPI_ENDIAN_LITTLE 1

Definition at line 17 of file spi.h.

◆ FU540_SPI_PHA_HIGH

#define FU540_SPI_PHA_HIGH 1

Definition at line 22 of file spi.h.

◆ FU540_SPI_PHA_LOW

#define FU540_SPI_PHA_LOW 0

Definition at line 20 of file spi.h.

◆ FU540_SPI_POL_LEADING

#define FU540_SPI_POL_LEADING 0

Definition at line 25 of file spi.h.

◆ FU540_SPI_POL_TRAILING

#define FU540_SPI_POL_TRAILING 1

Definition at line 27 of file spi.h.

◆ FU540_SPI_PROTO_D

#define FU540_SPI_PROTO_D 1

Definition at line 10 of file spi.h.

◆ FU540_SPI_PROTO_Q

#define FU540_SPI_PROTO_Q 2

Definition at line 12 of file spi.h.

◆ FU540_SPI_PROTO_S

#define FU540_SPI_PROTO_S 0

Definition at line 8 of file spi.h.

Function Documentation

◆ fu540_spi_mmap()

int fu540_spi_mmap	(	const struct spi_slave *	slave,
		const struct fu540_spi_mmap_config *	config
	)

Definition at line 213 of file spi.c.

References spi_reg_ffmt::addr_len, spi_reg_ffmt::addr_proto, spi_slave::bus, spi_reg_ffmt::cmd_en, spi_reg_ffmt::command_code, spi_reg_ffmt::command_proto, config, spi_reg_ffmt::data_proto, spi_reg_fctrl::en, spi_ctrl::fctrl, spi_ctrl::ffmt, spi_reg_ffmt::pad_cnt, spi_reg_ffmt::pad_code, spi_reg_fctrl::raw_bits, spi_reg_ffmt::raw_bits, slave, spi_tx(), spictrls, and write32().

Referenced by boot_device_init().

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◆ fu540_spi_setup()

int fu540_spi_setup	(	unsigned int	bus,
		unsigned int	cs,
		struct spi_slave *	slave,
		struct fu540_spi_config *	config
	)

Definition at line 165 of file spi.c.

References spi_slave::bus, clock_get_tlclk_khz(), config, spi_slave::cs, spi_ctrl::csdef, spi_ctrl::csmode, spi_slave::ctrlr, spi_reg_fmt::dir, spi_reg_fmt::endian, spi_ctrl::fmt, FU540_SPI_CSMODE_AUTO, fu540_spi_ctrlr, spi_reg_fmt::len, spi_reg_csmode::mode, spi_reg_sckmode::pha, spi_reg_sckmode::pol, spi_reg_fmt::proto, spi_reg_sckmode::raw_bits, spi_reg_csmode::raw_bits, spi_reg_fmt::raw_bits, spi_ctrl::sckdiv, spi_ctrl::sckmode, slave, spi_min_clk_divisor(), spictrls, and write32().