Add capability to support multiple devices with the same
st_lsm6dsx_settings like LSM6DSM/LSM6DSL
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxx>
---
drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h | 3 ++-
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 69deafe..2c1bb9e 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 c92ddcc..499e60a 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 @@ int st_lsm6dsx_write_with_mask(struct st_lsm6dsx_hw *hw, u8 addr, u8 mask,
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;
}
--
2.9.3
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