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-rw-r--r--arch/blackfin/include/asm/bfin5xx_spi.h2
-rw-r--r--drivers/spi/spi_bfin5xx.c3
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/bfin5xx_spi.h b/arch/blackfin/include/asm/bfin5xx_spi.h
index 0292d58f936..ea2d24af954 100644
--- a/arch/blackfin/include/asm/bfin5xx_spi.h
+++ b/arch/blackfin/include/asm/bfin5xx_spi.h
@@ -11,6 +11,8 @@
#ifndef _SPI_CHANNEL_H_
#define _SPI_CHANNEL_H_
+#define MIN_SPI_BAUD_VAL 2
+
#define SPI_READ 0
#define SPI_WRITE 1
diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index e440718b320..a3e06283f74 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -158,6 +158,9 @@ static u16 hz_to_spi_baud(u32 speed_hz)
if ((sclk % (2 * speed_hz)) > 0)
spi_baud++;
+ if (spi_baud < MIN_SPI_BAUD_VAL)
+ spi_baud = MIN_SPI_BAUD_VAL;
+
return spi_baud;
}