diff options
Diffstat (limited to 'sys/arm/at91/at91rm9200_devices.c')
| -rw-r--r-- | sys/arm/at91/at91rm9200_devices.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sys/arm/at91/at91rm9200_devices.c b/sys/arm/at91/at91rm9200_devices.c index f6663af..9f5efa4 100644 --- a/sys/arm/at91/at91rm9200_devices.c +++ b/sys/arm/at91/at91rm9200_devices.c @@ -80,6 +80,10 @@ at91rm9200_config_uart(unsigned devid, unsigned unit, unsigned pinmask) * to do. */ + /* + * Current boards supported don't need the extras, but they should be + * implemented. But that should wait until the new pin api goes in. + */ switch (devid) { case AT91_ID_DBGU: at91_pio_use_periph_a(AT91RM92_PIOA_BASE, AT91C_PIO_PA30, 0); /* DRXD */ @@ -122,3 +126,17 @@ at91rm9200_config_uart(unsigned devid, unsigned unit, unsigned pinmask) break; } } + +void +at91rm9200_config_mci(int has_4wire) +{ + /* XXX TODO chip changed GPIO, other slots, etc */ + at91_pio_use_periph_a(AT91RM92_PIOA_BASE, AT91C_PIO_PA27, 0); /* MCCK */ + at91_pio_use_periph_a(AT91RM92_PIOA_BASE, AT91C_PIO_PA28, 1); /* MCCDA */ + at91_pio_use_periph_a(AT91RM92_PIOA_BASE, AT91C_PIO_PA29, 1); /* MCDA0 */ + if (has_4wire) { + at91_pio_use_periph_b(AT91RM92_PIOB_BASE, AT91C_PIO_PB3, 1); /* MCDA1 */ + at91_pio_use_periph_b(AT91RM92_PIOB_BASE, AT91C_PIO_PB4, 1); /* MCDA2 */ + at91_pio_use_periph_b(AT91RM92_PIOB_BASE, AT91C_PIO_PB5, 1); /* MCDA3 */ + } +} |
