[U-Boot] [PATCH 01/34] spi: Remove unused spi_init

Jagan Teki
2018-11-20T12:47:41Z

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

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
drivers/net/e1000_spi.c | 3 ---
drivers/spi/atmel_spi.c | 5 -----
drivers/spi/davinci_spi.c | 5 -----
drivers/spi/fsl_dspi.c | 5 -----
drivers/spi/fsl_espi.c | 5 -----
drivers/spi/lpc32xx_ssp.c | 9 ---------
drivers/spi/mxc_spi.c | 4 ----
drivers/spi/mxs_spi.c | 4 ----
drivers/spi/omap3_spi.c | 5 -----
drivers/spi/sh_qspi.c | 5 -----
drivers/spi/sh_spi.c | 4 ----
drivers/spi/soft_spi_legacy.c | 7 -------
include/spi.h | 7 -------
13 files changed, 68 deletions(-)

diff --git a/drivers/net/e1000_spi.c b/drivers/net/e1000_spi.c
index b38f4df9f3..aecd290d72 100644
--- a/drivers/net/e1000_spi.c
+++ b/drivers/net/e1000_spi.c
@@ -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)
{
diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c
index 1db8bbef2b..cf4de9ee1a 100644
--- a/drivers/spi/atmel_spi.c
+++ b/drivers/spi/atmel_spi.c
@@ -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)
{
diff --git a/drivers/spi/davinci_spi.c b/drivers/spi/davinci_spi.c
index 07fa5e3b8a..4d2c106440 100644
--- a/drivers/spi/davinci_spi.c
+++ b/drivers/spi/davinci_spi.c
@@ -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)
{
diff --git a/drivers/spi/fsl_dspi.c b/drivers/spi/fsl_dspi.c
index f7ed8fbe08..764c94215e 100644
--- a/drivers/spi/fsl_dspi.c
+++ b/drivers/spi/fsl_dspi.c
@@ -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)))
diff --git a/drivers/spi/fsl_espi.c b/drivers/spi/fsl_espi.c
index e9941593f5..7444ae1a06 100644
--- a/drivers/spi/fsl_espi.c
+++ b/drivers/spi/fsl_espi.c
@@ -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);
diff --git a/drivers/spi/lpc32xx_ssp.c b/drivers/spi/lpc32xx_ssp.c
index ce12eee657..4b09366317 100644
--- a/drivers/spi/lpc32xx_ssp.c
+++ b/drivers/spi/lpc32xx_ssp.c
@@ -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)
diff --git a/drivers/spi/mxc_spi.c b/drivers/spi/mxc_spi.c
index 0dccc38b82..b2636909ce 100644
--- a/drivers/spi/mxc_spi.c
+++ b/drivers/spi/mxc_spi.c
@@ -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
diff --git a/drivers/spi/mxs_spi.c b/drivers/spi/mxs_spi.c
index 006fe8281c..5065e407f8 100644
--- a/drivers/spi/mxs_spi.c
+++ b/drivers/spi/mxs_spi.c
@@ -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 */
diff --git a/drivers/spi/omap3_spi.c b/drivers/spi/omap3_spi.c
index ecf54bb714..c7fcf050a5 100644
--- a/drivers/spi/omap3_spi.c
+++ b/drivers/spi/omap3_spi.c
@@ -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);
diff --git a/drivers/spi/sh_qspi.c b/drivers/spi/sh_qspi.c
index 64dfd748d6..5ae203d8d4 100644
--- a/drivers/spi/sh_qspi.c
+++ b/drivers/spi/sh_qspi.c
@@ -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)
{
diff --git a/drivers/spi/sh_spi.c b/drivers/spi/sh_spi.c
index bc2bd638e6..c58fd0ebc4 100644
--- a/drivers/spi/sh_spi.c
+++ b/drivers/spi/sh_spi.c
@@ -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;
diff --git a/drivers/spi/soft_spi_legacy.c b/drivers/spi/soft_spi_legacy.c
index 0aac0c065d..cc5ab5f991 100644
--- a/drivers/spi/soft_spi_legacy.c
+++ b/drivers/spi/soft_spi_legacy.c
@@ -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)
{
diff --git a/include/spi.h b/include/spi.h
index 938627bc01..92427e5f32 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -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)
*
--
2.18.0.321.gffc6fa0e3