diff options
Diffstat (limited to 'drivers/spi/cf_spi.c')
| -rw-r--r-- | drivers/spi/cf_spi.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/spi/cf_spi.c b/drivers/spi/cf_spi.c index 74535383724..6ce11012e89 100644 --- a/drivers/spi/cf_spi.c +++ b/drivers/spi/cf_spi.c @@ -20,13 +20,6 @@ struct cf_spi_slave { int charbit; }; -int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, - void *din, ulong flags); -struct spi_slave *cfspi_setup_slave(struct cf_spi_slave *cfslave, uint mode); -void cfspi_init(void); -void cfspi_tx(u32 ctrl, u16 data); -u16 cfspi_rx(void); - extern void cfspi_port_conf(void); extern int cfspi_claim_bus(uint bus, uint cs); extern void cfspi_release_bus(uint bus, uint cs); @@ -51,7 +44,7 @@ static inline struct cf_spi_slave *to_cf_spi_slave(struct spi_slave *slave) return container_of(slave, struct cf_spi_slave, slave); } -void cfspi_init(void) +static void cfspi_init(void) { volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; @@ -89,7 +82,7 @@ void cfspi_init(void) #endif } -void cfspi_tx(u32 ctrl, u16 data) +static void cfspi_tx(u32 ctrl, u16 data) { volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; @@ -98,7 +91,7 @@ void cfspi_tx(u32 ctrl, u16 data) dspi->tfr = (ctrl | data); } -u16 cfspi_rx(void) +static u16 cfspi_rx(void) { volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; @@ -107,8 +100,8 @@ u16 cfspi_rx(void) return (dspi->rfr & 0xFFFF); } -int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, - void *din, ulong flags) +static int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, + void *din, ulong flags) { struct cf_spi_slave *cfslave = to_cf_spi_slave(slave); u16 *spi_rd16 = NULL, *spi_wr16 = NULL; @@ -181,7 +174,8 @@ int cfspi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, return 0; } -struct spi_slave *cfspi_setup_slave(struct cf_spi_slave *cfslave, uint mode) +static struct spi_slave *cfspi_setup_slave(struct cf_spi_slave *cfslave, + uint mode) { /* * bit definition for mode: |