diff options
Diffstat (limited to 'cpu/arm926ejs/at91sam9/spi.c')
| -rw-r--r-- | cpu/arm926ejs/at91sam9/spi.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/cpu/arm926ejs/at91sam9/spi.c b/cpu/arm926ejs/at91sam9/spi.c index c819608..c9fe6d8 100644 --- a/cpu/arm926ejs/at91sam9/spi.c +++ b/cpu/arm926ejs/at91sam9/spi.c @@ -26,7 +26,6 @@ #include <asm/arch/at91_pio.h> #include <asm/arch/at91_spi.h> -#ifdef CONFIG_HAS_DATAFLASH #include <dataflash.h> #define AT91_SPI_PCS0_DATAFLASH_CARD 0xE /* Chip Select 0: NPCS0%1110 */ @@ -85,6 +84,7 @@ void AT91F_SpiInit(void) void AT91F_SpiEnable(int cs) { unsigned long mode; + switch (cs) { case 0: /* Configure SPI CS0 for Serial DataFlash AT45DBxx */ mode = readl(AT91_BASE_SPI + AT91_SPI_MR); @@ -116,12 +116,10 @@ unsigned int AT91F_SpiWrite(AT91PS_DataflashDesc pDesc) { unsigned int timeout; - pDesc->state = BUSY; writel(AT91_SPI_TXTDIS + AT91_SPI_RXTDIS, AT91_BASE_SPI + AT91_SPI_PTCR); - /* Initialize the Transmit and Receive Pointer */ writel((unsigned int)pDesc->rx_cmd_pt, AT91_BASE_SPI + AT91_SPI_RPR); writel((unsigned int)pDesc->tx_cmd_pt, AT91_BASE_SPI + AT91_SPI_TPR); @@ -157,4 +155,3 @@ unsigned int AT91F_SpiWrite(AT91PS_DataflashDesc pDesc) return DATAFLASH_OK; } -#endif |