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| author |   Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> | 2017-01-29 11:49:24 +0100 |
|---|---|---|
| committer |   Jonathan Cameron <jic23@kernel.org> | 2017-02-04 12:22:51 +0000 |
| commit | d068e4a0f9213074c5d893b8b80ca7bca444ed1d (patch) | |
| tree | 204c7efec8f9c6f9bf2e41cc8f9c628d3c64e479 /drivers/iio/imu | |
| parent | iio: distance: add devantech us ranger srf04 (diff) | |
| download | linux-dev-d068e4a0f9213074c5d893b8b80ca7bca444ed1d.tar.xz linux-dev-d068e4a0f9213074c5d893b8b80ca7bca444ed1d.zip | |
iio: imu: st_lsm6dsx: add support to multiple devices with the same settings
Add capability to support multiple devices with the same
st_lsm6dsx_settings like LSM6DSM/LSM6DSL
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/imu')
| -rw-r--r-- | drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h | 3 | ||||
| -rw-r--r-- | drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c | 30 |
2 files changed, 18 insertions, 15 deletions
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h index 69deafe1c10d..2c1bb9e58d01 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h @@ -20,6 +20,7 @@ enum st_lsm6dsx_hw_id { ST_LSM6DS3_ID, ST_LSM6DSM_ID, + ST_LSM6DSX_MAX_ID, }; #define ST_LSM6DSX_CHAN_SIZE 2 @@ -50,7 +51,7 @@ struct st_lsm6dsx_reg { struct st_lsm6dsx_settings { u8 wai; u16 max_fifo_size; - enum st_lsm6dsx_hw_id id; + enum st_lsm6dsx_hw_id id[ST_LSM6DSX_MAX_ID]; }; enum st_lsm6dsx_sensor_id { diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c index c92ddcc190e2..499e60af8fa7 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c @@ -74,12 +74,6 @@ #define ST_LSM6DSX_REG_GYRO_OUT_Y_L_ADDR 0x24 #define ST_LSM6DSX_REG_GYRO_OUT_Z_L_ADDR 0x26 -#define ST_LSM6DS3_WHOAMI 0x69 -#define ST_LSM6DSM_WHOAMI 0x6a - -#define ST_LSM6DS3_MAX_FIFO_SIZE 8192 -#define ST_LSM6DSM_MAX_FIFO_SIZE 4096 - #define ST_LSM6DSX_ACC_FS_2G_GAIN IIO_G_TO_M_S_2(61) #define ST_LSM6DSX_ACC_FS_4G_GAIN IIO_G_TO_M_S_2(122) #define ST_LSM6DSX_ACC_FS_8G_GAIN IIO_G_TO_M_S_2(244) @@ -164,14 +158,18 @@ static const struct st_lsm6dsx_fs_table_entry st_lsm6dsx_fs_table[] = { static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { { - .wai = ST_LSM6DS3_WHOAMI, - .max_fifo_size = ST_LSM6DS3_MAX_FIFO_SIZE, - .id = ST_LSM6DS3_ID, + .wai = 0x69, + .max_fifo_size = 8192, + .id = { + [0] = ST_LSM6DS3_ID, + }, }, { - .wai = ST_LSM6DSM_WHOAMI, - .max_fifo_size = ST_LSM6DSM_MAX_FIFO_SIZE, - .id = ST_LSM6DSM_ID, + .wai = 0x6a, + .max_fifo_size = 4096, + .id = { + [0] = ST_LSM6DSM_ID, + }, }, }; @@ -241,11 +239,15 @@ out: static int st_lsm6dsx_check_whoami(struct st_lsm6dsx_hw *hw, int id) { - int err, i; + int err, i, j; u8 data; for (i = 0; i < ARRAY_SIZE(st_lsm6dsx_sensor_settings); i++) { - if (id == st_lsm6dsx_sensor_settings[i].id) + for (j = 0; j < ST_LSM6DSX_MAX_ID; j++) { + if (id == st_lsm6dsx_sensor_settings[i].id[j]) + break; + } + if (j < ST_LSM6DSX_MAX_ID) break; } |