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| author | Stefan Roese <sr@denx.de> | 2007-08-21 16:33:33 +0200 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2007-08-21 16:33:33 +0200 |
| commit | 93f798346033a1f6d22090b47abad4be88243b04 (patch) | |
| tree | 45b4d2a887a89572015de3234b04b419bfc11b44 /board/at91rm9200dk/mux.c | |
| parent | 3ad63878737a5a2b1e60825bf0a7d601d7a695e7 (diff) | |
| parent | 3e66c078003607a7d1d214c15a5f262bc1b4032f (diff) | |
| download | u-boot-imx-93f798346033a1f6d22090b47abad4be88243b04.zip u-boot-imx-93f798346033a1f6d22090b47abad4be88243b04.tar.gz u-boot-imx-93f798346033a1f6d22090b47abad4be88243b04.tar.bz2 | |
Merge with /home/stefan/git/u-boot/u-boot-ppc4xx
Diffstat (limited to 'board/at91rm9200dk/mux.c')
| -rw-r--r-- | board/at91rm9200dk/mux.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/board/at91rm9200dk/mux.c b/board/at91rm9200dk/mux.c new file mode 100644 index 0000000..767d280 --- /dev/null +++ b/board/at91rm9200dk/mux.c @@ -0,0 +1,37 @@ +#include <config.h> +#include <common.h> +#include <asm/hardware.h> +#include <dataflash.h> + +int AT91F_GetMuxStatus(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + + + if(AT91C_BASE_PIOB->PIO_ODSR & DATAFLASH_MMC_SELECT) { + return 1; + } else { + return 0; + } +#endif + return 0; +} + +void AT91F_SelectMMC(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + /* Set Output */ + AT91C_BASE_PIOB->PIO_SODR = DATAFLASH_MMC_SELECT; +#endif +} + +void AT91F_SelectSPI(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + /* Clear Output */ + AT91C_BASE_PIOB->PIO_CODR = DATAFLASH_MMC_SELECT; +#endif +} |