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spi: Remove unused spi_init

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Remove spi_init definition which never used on
respective code since from many years.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
This commit is contained in:
Jagan Teki 2018-11-20 15:06:35 +05:30
parent 3ae6030cf9
commit e2cae51472
13 changed files with 0 additions and 68 deletions
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3
drivers/net/e1000_spi.c
View File

@ -77,9 +77,6 @@ static inline struct e1000_hw *e1000_hw_from_spi(struct spi_slave *spi)
return container_of(spi, struct e1000_hw, spi);
}
/* Not sure why all of these are necessary */
void spi_init(void) { /* Nothing to do */ }
struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int mode)
{

5
drivers/spi/atmel_spi.c
View File

@ -34,11 +34,6 @@ static int spi_has_wdrbt(struct atmel_spi_slave *slave)
return (ATMEL_SPI_VERSION_REV(ver) >= 0x210);
}
void spi_init()
{
}
struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int mode)
{

5
drivers/spi/davinci_spi.c
View File

@ -388,11 +388,6 @@ void spi_cs_deactivate(struct spi_slave *slave)
/* do nothing */
}
void spi_init(void)
{
/* do nothing */
}
struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int mode)
{

5
drivers/spi/fsl_dspi.c
View File

@ -390,11 +390,6 @@ static int fsl_dspi_cfg_speed(struct fsl_dspi_priv *priv, uint speed)
return 0;
}
#ifndef CONFIG_DM_SPI
void spi_init(void)
{
/* Nothing to do */
}
int spi_cs_is_valid(unsigned int bus, unsigned int cs)
{
if (((cs >= 0) && (cs < 8)) && ((bus >= 0) && (bus < 8)))

5
drivers/spi/fsl_espi.c
View File

@ -118,11 +118,6 @@ void spi_free_slave(struct spi_slave *slave)
free(fsl);
}
void spi_init(void)
{
}
int spi_claim_bus(struct spi_slave *slave)
{
struct fsl_spi_slave *fsl = to_fsl_spi_slave(slave);

9
drivers/spi/lpc32xx_ssp.c
View File

@ -47,15 +47,6 @@ static inline struct lpc32xx_spi_slave *to_lpc32xx_spi_slave(
return container_of(slave, struct lpc32xx_spi_slave, slave);
}
/* spi_init is called during boot when CONFIG_CMD_SPI is defined */
void spi_init(void)
{
/*
* nothing to do: clocking was enabled in lpc32xx_ssp_enable()
* and configuration will be done in spi_setup_slave()
*/
}
/* the following is called in sequence by do_spi_xfer() */
struct spi_slave *spi_setup_slave(uint bus, uint cs, uint max_hz, uint mode)

4
drivers/spi/mxc_spi.c
View File

@ -400,10 +400,6 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *dout,
return mxc_spi_xfer_internal(mxcs, bitlen, dout, din, flags);
}
void spi_init(void)
{
}
/*
* Some SPI devices require active chip-select over multiple
* transactions, we achieve this using a GPIO. Still, the SPI

4
drivers/spi/mxs_spi.c
View File

@ -39,10 +39,6 @@ static inline struct mxs_spi_slave *to_mxs_slave(struct spi_slave *slave)
return container_of(slave, struct mxs_spi_slave, slave);
}
void spi_init(void)
{
}
int spi_cs_is_valid(unsigned int bus, unsigned int cs)
{
/* MXS SPI: 4 ports and 3 chip selects maximum */

5
drivers/spi/omap3_spi.c
View File

@ -461,11 +461,6 @@ static inline struct omap3_spi_priv *to_omap3_spi(struct spi_slave *slave)
return container_of(slave, struct omap3_spi_priv, slave);
}
void spi_init(void)
{
/* do nothing */
}
void spi_free_slave(struct spi_slave *slave)
{
struct omap3_spi_priv *priv = to_omap3_spi(slave);

5
drivers/spi/sh_qspi.c
View File

@ -247,11 +247,6 @@ void spi_cs_deactivate(struct spi_slave *slave)
sh_qspi_cs_deactivate(ss);
}
void spi_init(void)
{
/* nothing to do */
}
struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int mode)
{

4
drivers/spi/sh_spi.c
View File

@ -66,10 +66,6 @@ static int write_fifo_empty_wait(struct sh_spi *ss)
return 0;
}
void spi_init(void)
{
}
static void sh_spi_set_cs(struct sh_spi *ss, unsigned int cs)
{
unsigned long val = 0;

7
drivers/spi/soft_spi_legacy.c
View File

@ -36,13 +36,6 @@ static inline struct soft_spi_slave *to_soft_spi(struct spi_slave *slave)
/* Public Functions */
/*=====================================================================*/
/*-----------------------------------------------------------------------
* Initialization
*/
void spi_init (void)
{
}
struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int mode)
{

7
include/spi.h
View File

@ -117,13 +117,6 @@ struct spi_slave {
#define SPI_XFER_MMAP_END BIT(3) /* Memory Mapped End */
};
/**
* Initialization, must be called once on start up.
*
* TODO: I don't think we really need this.
*/
void spi_init(void);
/**
* spi_do_alloc_slave - Allocate a new SPI slave (internal)
*