summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMatt Ranostay <matt.ranostay@konsulko.com>2017-04-13 23:21:56 -0700
committerBen Hutchings <ben@decadent.org.uk>2017-08-26 02:14:33 +0100
commit5e7c69bf60344b79210db64e5f2c98aa36eadb25 (patch)
tree92caf454a3af9a6df31046e259b33841282e45ed
parentcc7026a267454418e53493599229c29e2f783e92 (diff)
iio: proximity: as3935: fix as3935_write
commit 84ca8e364acb26aba3292bc113ca8ed4335380fd upstream. AS3935_WRITE_DATA macro bit is incorrect and the actual write sequence is two leading zeros. Cc: George McCollister <george.mccollister@gmail.com> Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
-rw-r--r--drivers/iio/proximity/as3935.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c
index 758c14703ad8..a6370a4d6705 100644
--- a/drivers/iio/proximity/as3935.c
+++ b/drivers/iio/proximity/as3935.c
@@ -50,7 +50,6 @@
#define AS3935_TUNE_CAP 0x08
#define AS3935_CALIBRATE 0x3D
-#define AS3935_WRITE_DATA BIT(15)
#define AS3935_READ_DATA BIT(14)
#define AS3935_ADDRESS(x) ((x) << 8)
@@ -105,7 +104,7 @@ static int as3935_write(struct as3935_state *st,
{
u8 *buf = st->buf;
- buf[0] = (AS3935_WRITE_DATA | AS3935_ADDRESS(reg)) >> 8;
+ buf[0] = AS3935_ADDRESS(reg) >> 8;
buf[1] = val;
return spi_write(st->spi, buf, 2);