diff options
Diffstat (limited to 'board/ssv/adnpesc1/adnpesc1.c')
| -rw-r--r-- | board/ssv/adnpesc1/adnpesc1.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/board/ssv/adnpesc1/adnpesc1.c b/board/ssv/adnpesc1/adnpesc1.c index 2ec3a72..3ee8ba5 100644 --- a/board/ssv/adnpesc1/adnpesc1.c +++ b/board/ssv/adnpesc1/adnpesc1.c @@ -69,25 +69,24 @@ long int initdram (int board_type) #define SPI_RTC_CS_MASK 0x00000001 -void spi_rtc_chipsel(int cs) +int spi_cs_is_valid(unsigned int bus, unsigned int cs) +{ + return bus == 0 && cs == 0; +} + +void spi_cs_activate(struct spi_slave *slave) { nios_spi_t *spi = (nios_spi_t *)CFG_NIOS_SPIBASE; - if (cs) - spi->slaveselect = SPI_RTC_CS_MASK; /* activate (1) */ - else - spi->slaveselect = 0; /* deactivate (0) */ + spi->slaveselect = SPI_RTC_CS_MASK; /* activate (1) */ } -/* - * The SPI command uses this table of functions for controlling the SPI - * chip selects: it calls the appropriate function to control the SPI - * chip selects. - */ -spi_chipsel_type spi_chipsel[] = { - spi_rtc_chipsel -}; -int spi_chipsel_cnt = sizeof(spi_chipsel) / sizeof(spi_chipsel[0]); +void spi_cs_deactivate(struct spi_slave *slave) +{ + nios_spi_t *spi = (nios_spi_t *)CFG_NIOS_SPIBASE; + + spi->slaveselect = 0; /* deactivate (0) */ +} #endif |