diff options
author | Wolfgang Denk <wd@denx.de> | 2008-02-16 00:42:44 +0100 |
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committer | Wolfgang Denk <wd@denx.de> | 2008-02-16 00:42:44 +0100 |
commit | 5db6138565ad4da190f94e0bc1d89407d58a2ab2 (patch) | |
tree | 349d78d6c9f4e3188df7edd3061361434af9cf71 /board/atmel/at91rm9200dk/mux.c | |
parent | 30c6a241e88499f536e86d325759e29ba00ff67f (diff) | |
parent | 5561857aae9a5921772b18b571708956788148d8 (diff) |
Merge branch 'master' of git://www.denx.de/git/u-boot-arm
Diffstat (limited to 'board/atmel/at91rm9200dk/mux.c')
-rw-r--r-- | board/atmel/at91rm9200dk/mux.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/board/atmel/at91rm9200dk/mux.c b/board/atmel/at91rm9200dk/mux.c new file mode 100644 index 00000000000..767d28090d1 --- /dev/null +++ b/board/atmel/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 +} |