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path: root/drivers/spi
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Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/mxs_spi.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/mxs_spi.c b/drivers/spi/mxs_spi.c
index bb865b7..6acc95a 100644
--- a/drivers/spi/mxs_spi.c
+++ b/drivers/spi/mxs_spi.c
@@ -70,7 +70,7 @@ void spi_init(void)
int spi_cs_is_valid(unsigned int bus, unsigned int cs)
{
/* MXS SPI: 4 ports and 3 chip selects maximum */
- if (bus > 3 || cs > 2)
+ if (!mxs_ssp_bus_id_valid(bus) || cs > 2)
return 0;
else
return 1;
@@ -92,7 +92,7 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
if (!mxs_slave)
return NULL;
- if (mxs_dma_init_channel(bus))
+ if (mxs_dma_init_channel(MXS_DMA_CHANNEL_AHB_APBH_SSP0 + bus))
goto err_init;
mxs_slave->slave.bus = bus;