iio: imu: mpu6050: add support for 6515 variant

This patch adds support for the MPU 6515 variant. Confirmed that the
driver functions correctly on a LG Nexus 5 (hammerhead) phone.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/Documentation/devicetree/bindings/iio/imu/inv_mpu6050.txt b/Documentation/devicetree/bindings/iio/imu/inv_mpu6050.txt
index 5f4777e8cc9e510e4a74c7512d7e6a228a0cd6af..b7def51c8ad926dc2785d8299c296c1911d0d885 100644 (file)
--- a/Documentation/devicetree/bindings/iio/imu/inv_mpu6050.txt
+++ b/Documentation/devicetree/bindings/iio/imu/inv_mpu6050.txt
@@ -6,6 +6,7 @@ Required properties:
  - compatible : should be one of
                "invensense,mpu6050"
                "invensense,mpu6500"
+               "invensense,mpu6515"
                "invensense,mpu9150"
                "invensense,mpu9250"
                "invensense,mpu9255"

diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index de68e83fc52d51d7973536a0c55c1e0c8b473617..12c1b95070075b10f168307f3f4c52aa920fd84d 100644 (file)
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -103,6 +103,12 @@ static const struct inv_mpu6050_hw hw_info[] = {
                .reg = &reg_set_6500,
                .config = &chip_config_6050,
        },
+       {
+               .whoami = INV_MPU6515_WHOAMI_VALUE,
+               .name = "MPU6515",
+               .reg = &reg_set_6500,
+               .config = &chip_config_6050,
+       },
        {
                .whoami = INV_MPU6000_WHOAMI_VALUE,
                .name = "MPU6000",

diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
index 495409d56207f1f0e4ddae404bd07e635371546b..dd758e3d403da9c8a14dc41d4da2b0accc7e1779 100644 (file)
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
@@ -174,6 +174,7 @@ static int inv_mpu_remove(struct i2c_client *client)
 static const struct i2c_device_id inv_mpu_id[] = {
        {"mpu6050", INV_MPU6050},
        {"mpu6500", INV_MPU6500},
+       {"mpu6515", INV_MPU6515},
        {"mpu9150", INV_MPU9150},
        {"mpu9250", INV_MPU9250},
        {"mpu9255", INV_MPU9255},
@@ -192,6 +193,10 @@ static const struct of_device_id inv_of_match[] = {
                .compatible = "invensense,mpu6500",
                .data = (void *)INV_MPU6500
        },
+       {
+               .compatible = "invensense,mpu6515",
+               .data = (void *)INV_MPU6515
+       },
        {
                .compatible = "invensense,mpu9150",
                .data = (void *)INV_MPU9150

diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
index de8391693e17611f27c2c2dc5620a6b31773a174..e69a59659dbcf9036c24abe96b8a4ef314a89143 100644 (file)
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
@@ -71,6 +71,7 @@ struct inv_mpu6050_reg_map {
 enum inv_devices {
        INV_MPU6050,
        INV_MPU6500,
+       INV_MPU6515,
        INV_MPU6000,
        INV_MPU9150,
        INV_MPU9250,
@@ -256,6 +257,7 @@ struct inv_mpu6050_state {
 #define INV_MPU9150_WHOAMI_VALUE               0x68
 #define INV_MPU9250_WHOAMI_VALUE               0x71
 #define INV_MPU9255_WHOAMI_VALUE               0x73
+#define INV_MPU6515_WHOAMI_VALUE               0x74
 #define INV_ICM20608_WHOAMI_VALUE              0xAF
 
 /* scan element definition */