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authorLorenzo Bianconi <lorenzo.bianconi83@gmail.com>2017-09-17 19:17:11 +0300
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2017-10-10 22:40:54 +0300
commitfea4d486617b2a305cce65f7b6e4636d393e22be (patch)
tree48f962f9f6b9083d60f4b935f628e8d7f94ee171 /drivers/iio
parent7d245172675a66bf3dc7f8fa51e81f80559a40a3 (diff)
downloadlinux-fea4d486617b2a305cce65f7b6e4636d393e22be.tar.xz
iio: accel: add support to LIS3DHH
add support to STMicroelectronics LIS3DHH accel sensor http://www.st.com/resource/en/datasheet/lis3dhh.pdf Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/accel/st_accel.h2
-rw-r--r--drivers/iio/accel/st_accel_core.c52
-rw-r--r--drivers/iio/accel/st_accel_spi.c5
3 files changed, 59 insertions, 0 deletions
diff --git a/drivers/iio/accel/st_accel.h b/drivers/iio/accel/st_accel.h
index 2ed0f60418c0..2f931e4837e5 100644
--- a/drivers/iio/accel/st_accel.h
+++ b/drivers/iio/accel/st_accel.h
@@ -33,6 +33,7 @@ enum st_accel_type {
LIS331DL,
LIS3LV02DL,
LIS2DW12,
+ LIS3DHH,
ST_ACCEL_MAX,
};
@@ -54,6 +55,7 @@ enum st_accel_type {
#define LIS3L02DQ_ACCEL_DEV_NAME "lis3l02dq"
#define LNG2DM_ACCEL_DEV_NAME "lng2dm"
#define LIS2DW12_ACCEL_DEV_NAME "lis2dw12"
+#define LIS3DHH_ACCEL_DEV_NAME "lis3dhh"
/**
* struct st_sensors_platform_data - default accel platform data
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index c88db25a1aff..460aa58e0159 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -777,6 +777,58 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
.multi_read_bit = false,
.bootime = 2,
},
+ {
+ .wai = 0x11,
+ .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
+ .sensors_supported = {
+ [0] = LIS3DHH_ACCEL_DEV_NAME,
+ },
+ .ch = (struct iio_chan_spec *)st_accel_16bit_channels,
+ .odr = {
+ /* just ODR = 1100Hz available */
+ .odr_avl = {
+ { .hz = 1100, .value = 0x00, },
+ },
+ },
+ .pw = {
+ .addr = 0x20,
+ .mask = 0x80,
+ .value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE,
+ .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
+ },
+ .fs = {
+ .fs_avl = {
+ [0] = {
+ .num = ST_ACCEL_FS_AVL_2G,
+ .gain = IIO_G_TO_M_S_2(76),
+ },
+ },
+ },
+ .bdu = {
+ .addr = 0x20,
+ .mask = 0x01,
+ },
+ .drdy_irq = {
+ .int1 = {
+ .addr = 0x21,
+ .mask = 0x80,
+ .addr_od = 0x23,
+ .mask_od = 0x04,
+ },
+ .int2 = {
+ .addr = 0x22,
+ .mask = 0x80,
+ .addr_od = 0x23,
+ .mask_od = 0x08,
+ },
+ .stat_drdy = {
+ .addr = ST_SENSORS_DEFAULT_STAT_ADDR,
+ .mask = 0x07,
+ },
+ },
+ .multi_read_bit = false,
+ .bootime = 2,
+ },
};
static int st_accel_read_raw(struct iio_dev *indio_dev,
diff --git a/drivers/iio/accel/st_accel_spi.c b/drivers/iio/accel/st_accel_spi.c
index 7692da49e59f..dcc9bd243a52 100644
--- a/drivers/iio/accel/st_accel_spi.c
+++ b/drivers/iio/accel/st_accel_spi.c
@@ -86,6 +86,10 @@ static const struct of_device_id st_accel_of_match[] = {
.compatible = "st,lis2dw12",
.data = LIS2DW12_ACCEL_DEV_NAME,
},
+ {
+ .compatible = "st,lis3dhh",
+ .data = LIS3DHH_ACCEL_DEV_NAME,
+ },
{}
};
MODULE_DEVICE_TABLE(of, st_accel_of_match);
@@ -138,6 +142,7 @@ static const struct spi_device_id st_accel_id_table[] = {
{ LIS331DL_ACCEL_DEV_NAME },
{ LIS3LV02DL_ACCEL_DEV_NAME },
{ LIS2DW12_ACCEL_DEV_NAME },
+ { LIS3DHH_ACCEL_DEV_NAME },
{},
};
MODULE_DEVICE_TABLE(spi, st_accel_id_table);