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Diffstat (limited to 'drivers/spi/spi-lm70llp.c')
-rw-r--r--drivers/spi/spi-lm70llp.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/spi/spi-lm70llp.c b/drivers/spi/spi-lm70llp.c
index eb4b4218ee7d..70370288dfed 100644
--- a/drivers/spi/spi-lm70llp.c
+++ b/drivers/spi/spi-lm70llp.c
@@ -119,12 +119,14 @@ static inline void assertCS(struct spi_lm70llp *pp)
static inline void clkHigh(struct spi_lm70llp *pp)
{
u8 data = parport_read_data(pp->port);
+
parport_write_data(pp->port, data | SCLK);
}
static inline void clkLow(struct spi_lm70llp *pp)
{
u8 data = parport_read_data(pp->port);
+
parport_write_data(pp->port, data & ~SCLK);
}
@@ -163,8 +165,10 @@ static inline void setmosi(struct spi_device *s, int is_on)
static inline int getmiso(struct spi_device *s)
{
struct spi_lm70llp *pp = spidev_to_pp(s);
+
return ((SIO == (parport_read_status(pp->port) & SIO)) ? 0 : 1 );
}
+
/*--------------------------------------------------------------------*/
#include "spi-bitbang-txrx.h"