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-rw-r--r--drivers/iio/magnetometer/ak8974.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/iio/magnetometer/ak8974.c b/drivers/iio/magnetometer/ak8974.c
index b1c209faf1b1..866f20b818b1 100644
--- a/drivers/iio/magnetometer/ak8974.c
+++ b/drivers/iio/magnetometer/ak8974.c
@@ -661,11 +661,17 @@ static bool ak8974_writeable_reg(struct device *dev, unsigned int reg)
}
}
+static bool ak8974_precious_reg(struct device *dev, unsigned int reg)
+{
+ return reg == AK8974_INT_CLEAR;
+}
+
static const struct regmap_config ak8974_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.max_register = 0xff,
.writeable_reg = ak8974_writeable_reg,
+ .precious_reg = ak8974_precious_reg,
};
static int ak8974_probe(struct i2c_client *i2c,