Some sensors like the LIS331DL only support 8bit data by a single
register per axis. These utilize the MSB byte. Make it possible
to register these apropriately.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
drivers/iio/accel/st_accel_core.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index 58d1d13d552a..689a9f360e7c 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -153,6 +153,22 @@
#define ST_ACCEL_4_IG1_EN_MASK 0x08
#define ST_ACCEL_4_MULTIREAD_BIT true
+static const struct iio_chan_spec st_accel_8bit_channels[] = {
+ ST_SENSORS_LSM_CHANNELS(IIO_ACCEL,
+ BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
+ ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 8, 16,
+ ST_ACCEL_DEFAULT_OUT_X_L_ADDR+1),
+ ST_SENSORS_LSM_CHANNELS(IIO_ACCEL,
+ BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
+ ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_LE, 8, 16,
+ ST_ACCEL_DEFAULT_OUT_Y_L_ADDR+1),
+ ST_SENSORS_LSM_CHANNELS(IIO_ACCEL,
+ BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
+ ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_LE, 8, 16,
+ ST_ACCEL_DEFAULT_OUT_Z_L_ADDR+1),
+ IIO_CHAN_SOFT_TIMESTAMP(3)
+};
+
static const struct iio_chan_spec st_accel_12bit_channels[] = {
ST_SENSORS_LSM_CHANNELS(IIO_ACCEL,
BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
--
1.9.3
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