This adds support for the BMA222 version of this sensor,
found in for example the Samsung GT-I9070 mobile phone.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
drivers/iio/accel/bmc150-accel-core.c | 17 +++++++++++++++++
drivers/iio/accel/bmc150-accel-i2c.c | 4 ++++
drivers/iio/accel/bmc150-accel-spi.c | 2 ++
drivers/iio/accel/bmc150-accel.h | 1 +
4 files changed, 24 insertions(+)
diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c
index 48435865fdaf..0dafe4052856 100644
--- a/drivers/iio/accel/bmc150-accel-core.c
+++ b/drivers/iio/accel/bmc150-accel-core.c
@@ -5,6 +5,7 @@
* - BMI055
* - BMA255
* - BMA250E
+ * - BMA222
* - BMA222E
* - BMA280
*
@@ -1013,6 +1014,8 @@ static const struct iio_event_spec bmc150_accel_event = {
IIO_CHAN_SOFT_TIMESTAMP(3), \
}
+static const struct iio_chan_spec bma222_accel_channels[] =
+ BMC150_ACCEL_CHANNELS(8);
static const struct iio_chan_spec bma222e_accel_channels[] =
BMC150_ACCEL_CHANNELS(8);
static const struct iio_chan_spec bma250e_accel_channels[] =
@@ -1063,6 +1066,20 @@ static const struct bmc150_accel_chip_info bmc150_accel_chip_info_tbl[] = {
{153277, BMC150_ACCEL_DEF_RANGE_8G},
{306457, BMC150_ACCEL_DEF_RANGE_16G} },
},
+ [bma222] = {
+ .name = "BMA222",
+ .chip_id = 0x03,
+ .channels = bma222_accel_channels,
+ .num_channels = ARRAY_SIZE(bma222_accel_channels),
+ /*
+ * The datasheet page 17 says:
+ * 15.6, 31.3, 62.5 and 125 mg per LSB.
+ */
+ .scale_table = { {156000, BMC150_ACCEL_DEF_RANGE_2G},
+ {313000, BMC150_ACCEL_DEF_RANGE_4G},
+ {625000, BMC150_ACCEL_DEF_RANGE_8G},
+ {1250000, BMC150_ACCEL_DEF_RANGE_16G} },
+ },
[bma222e] = {
.name = "BMA222E",
.chip_id = 0xF8,
diff --git a/drivers/iio/accel/bmc150-accel-i2c.c b/drivers/iio/accel/bmc150-accel-i2c.c
index 06021c8685a7..bba92dd33179 100644
--- a/drivers/iio/accel/bmc150-accel-i2c.c
+++ b/drivers/iio/accel/bmc150-accel-i2c.c
@@ -5,6 +5,7 @@
* - BMI055
* - BMA255
* - BMA250E
+ * - BMA222
* - BMA222E
* - BMA280
*
@@ -54,6 +55,7 @@ static const struct acpi_device_id bmc150_accel_acpi_match[] = {
{"BMI055A", bmi055},
{"BMA0255", bma255},
{"BMA250E", bma250e},
+ {"BMA222", bma222},
{"BMA222E", bma222e},
{"BMA0280", bma280},
{"BOSC0200"},
@@ -66,6 +68,7 @@ static const struct i2c_device_id bmc150_accel_id[] = {
{"bmi055_accel", bmi055},
{"bma255", bma255},
{"bma250e", bma250e},
+ {"bma222", bma222},
{"bma222e", bma222e},
{"bma280", bma280},
{}
@@ -78,6 +81,7 @@ static const struct of_device_id bmc150_accel_of_match[] = {
{ .compatible = "bosch,bmi055_accel" },
{ .compatible = "bosch,bma255" },
{ .compatible = "bosch,bma250e" },
+ { .compatible = "bosch,bma222" },
{ .compatible = "bosch,bma222e" },
{ .compatible = "bosch,bma280" },
{ },
diff --git a/drivers/iio/accel/bmc150-accel-spi.c b/drivers/iio/accel/bmc150-accel-spi.c
index 2a8c311d6f5a..74a8aee4f612 100644
--- a/drivers/iio/accel/bmc150-accel-spi.c
+++ b/drivers/iio/accel/bmc150-accel-spi.c
@@ -39,6 +39,7 @@ static const struct acpi_device_id bmc150_accel_acpi_match[] = {
{"BMI055A", bmi055},
{"BMA0255", bma255},
{"BMA250E", bma250e},
+ {"BMA222", bma222},
{"BMA222E", bma222e},
{"BMA0280", bma280},
{ },
@@ -50,6 +51,7 @@ static const struct spi_device_id bmc150_accel_id[] = {
{"bmi055_accel", bmi055},
{"bma255", bma255},
{"bma250e", bma250e},
+ {"bma222", bma222},
{"bma222e", bma222e},
{"bma280", bma280},
{}
diff --git a/drivers/iio/accel/bmc150-accel.h b/drivers/iio/accel/bmc150-accel.h
index ae6118ae11b1..f5427103574d 100644
--- a/drivers/iio/accel/bmc150-accel.h
+++ b/drivers/iio/accel/bmc150-accel.h
@@ -9,6 +9,7 @@ enum {
bmi055,
bma255,
bma250e,
+ bma222,
bma222e,
bma280,
};
--
2.26.2
