On 25/10/16 22:09, Lorenzo Bianconi wrote:
> add support to STMicroelectronics LNG2DM accelerometer to
> st_accel framework
>
> Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxx>
Looks fine to me. If anyone want to add anything it'll be in
a tree I can rebase for at least a few days.
Thanks,
Jonathan
> ---
> drivers/iio/accel/Kconfig | 3 +-
> drivers/iio/accel/st_accel.h | 1 +
> drivers/iio/accel/st_accel_core.c | 73 +++++++++++++++++++++++++++++++++++++++
> drivers/iio/accel/st_accel_i2c.c | 5 +++
> drivers/iio/accel/st_accel_spi.c | 1 +
> 5 files changed, 82 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig
> index c6cc2c0..c68bdb6 100644
> --- a/drivers/iio/accel/Kconfig
> +++ b/drivers/iio/accel/Kconfig
> @@ -127,7 +127,8 @@ config IIO_ST_ACCEL_3AXIS
> help
> Say yes here to build support for STMicroelectronics accelerometers:
> LSM303DLH, LSM303DLHC, LIS3DH, LSM330D, LSM330DL, LSM330DLC,
> - LIS331DLH, LSM303DL, LSM303DLM, LSM330, LIS2DH12, H3LIS331DL.
> + LIS331DLH, LSM303DL, LSM303DLM, LSM330, LIS2DH12, H3LIS331DL,
> + LNG2DM
>
> This driver can also be built as a module. If so, these modules
> will be created:
> diff --git a/drivers/iio/accel/st_accel.h b/drivers/iio/accel/st_accel.h
> index f8dfdb6..7c23168 100644
> --- a/drivers/iio/accel/st_accel.h
> +++ b/drivers/iio/accel/st_accel.h
> @@ -30,6 +30,7 @@
> #define LSM303AGR_ACCEL_DEV_NAME "lsm303agr_accel"
> #define LIS2DH12_ACCEL_DEV_NAME "lis2dh12_accel"
> #define LIS3L02DQ_ACCEL_DEV_NAME "lis3l02dq"
> +#define LNG2DM_ACCEL_DEV_NAME "lng2dm"
>
> /**
> * 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 ce69048..bdb619a 100644
> --- a/drivers/iio/accel/st_accel_core.c
> +++ b/drivers/iio/accel/st_accel_core.c
> @@ -231,6 +231,12 @@
> #define ST_ACCEL_7_DRDY_IRQ_INT1_MASK 0x04
> #define ST_ACCEL_7_MULTIREAD_BIT false
>
> +/* CUSTOM VALUES FOR SENSOR 8 */
> +#define ST_ACCEL_8_FS_AVL_2_GAIN IIO_G_TO_M_S_2(15600)
> +#define ST_ACCEL_8_FS_AVL_4_GAIN IIO_G_TO_M_S_2(31200)
> +#define ST_ACCEL_8_FS_AVL_8_GAIN IIO_G_TO_M_S_2(62500)
> +#define ST_ACCEL_8_FS_AVL_16_GAIN IIO_G_TO_M_S_2(187500)
> +
> static const struct iio_chan_spec st_accel_8bit_channels[] = {
> ST_SENSORS_LSM_CHANNELS(IIO_ACCEL,
> BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
> @@ -726,6 +732,73 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
> .multi_read_bit = ST_ACCEL_7_MULTIREAD_BIT,
> .bootime = 2,
> },
> + {
> + .wai = ST_ACCEL_1_WAI_EXP,
> + .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
> + .sensors_supported = {
> + [0] = LNG2DM_ACCEL_DEV_NAME,
> + },
> + .ch = (struct iio_chan_spec *)st_accel_8bit_channels,
> + .odr = {
> + .addr = ST_ACCEL_1_ODR_ADDR,
> + .mask = ST_ACCEL_1_ODR_MASK,
> + .odr_avl = {
> + { 1, ST_ACCEL_1_ODR_AVL_1HZ_VAL, },
> + { 10, ST_ACCEL_1_ODR_AVL_10HZ_VAL, },
> + { 25, ST_ACCEL_1_ODR_AVL_25HZ_VAL, },
> + { 50, ST_ACCEL_1_ODR_AVL_50HZ_VAL, },
> + { 100, ST_ACCEL_1_ODR_AVL_100HZ_VAL, },
> + { 200, ST_ACCEL_1_ODR_AVL_200HZ_VAL, },
> + { 400, ST_ACCEL_1_ODR_AVL_400HZ_VAL, },
> + { 1600, ST_ACCEL_1_ODR_AVL_1600HZ_VAL, },
> + },
> + },
> + .pw = {
> + .addr = ST_ACCEL_1_ODR_ADDR,
> + .mask = ST_ACCEL_1_ODR_MASK,
> + .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
> + },
> + .enable_axis = {
> + .addr = ST_SENSORS_DEFAULT_AXIS_ADDR,
> + .mask = ST_SENSORS_DEFAULT_AXIS_MASK,
> + },
> + .fs = {
> + .addr = ST_ACCEL_1_FS_ADDR,
> + .mask = ST_ACCEL_1_FS_MASK,
> + .fs_avl = {
> + [0] = {
> + .num = ST_ACCEL_FS_AVL_2G,
> + .value = ST_ACCEL_1_FS_AVL_2_VAL,
> + .gain = ST_ACCEL_8_FS_AVL_2_GAIN,
> + },
> + [1] = {
> + .num = ST_ACCEL_FS_AVL_4G,
> + .value = ST_ACCEL_1_FS_AVL_4_VAL,
> + .gain = ST_ACCEL_8_FS_AVL_4_GAIN,
> + },
> + [2] = {
> + .num = ST_ACCEL_FS_AVL_8G,
> + .value = ST_ACCEL_1_FS_AVL_8_VAL,
> + .gain = ST_ACCEL_8_FS_AVL_8_GAIN,
> + },
> + [3] = {
> + .num = ST_ACCEL_FS_AVL_16G,
> + .value = ST_ACCEL_1_FS_AVL_16_VAL,
> + .gain = ST_ACCEL_8_FS_AVL_16_GAIN,
> + },
> + },
> + },
> + .drdy_irq = {
> + .addr = ST_ACCEL_1_DRDY_IRQ_ADDR,
> + .mask_int1 = ST_ACCEL_1_DRDY_IRQ_INT1_MASK,
> + .mask_int2 = ST_ACCEL_1_DRDY_IRQ_INT2_MASK,
> + .addr_ihl = ST_ACCEL_1_IHL_IRQ_ADDR,
> + .mask_ihl = ST_ACCEL_1_IHL_IRQ_MASK,
> + .addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR,
> + },
> + .multi_read_bit = ST_ACCEL_1_MULTIREAD_BIT,
> + .bootime = 2,
> + },
> };
>
> static int st_accel_read_raw(struct iio_dev *indio_dev,
> diff --git a/drivers/iio/accel/st_accel_i2c.c b/drivers/iio/accel/st_accel_i2c.c
> index e9d427a..c0f8867 100644
> --- a/drivers/iio/accel/st_accel_i2c.c
> +++ b/drivers/iio/accel/st_accel_i2c.c
> @@ -84,6 +84,10 @@ static const struct of_device_id st_accel_of_match[] = {
> .compatible = "st,lis3l02dq",
> .data = LIS3L02DQ_ACCEL_DEV_NAME,
> },
> + {
> + .compatible = "st,lng2dm-accel",
> + .data = LNG2DM_ACCEL_DEV_NAME,
> + },
> {},
> };
> MODULE_DEVICE_TABLE(of, st_accel_of_match);
> @@ -135,6 +139,7 @@ static const struct i2c_device_id st_accel_id_table[] = {
> { LSM303AGR_ACCEL_DEV_NAME },
> { LIS2DH12_ACCEL_DEV_NAME },
> { LIS3L02DQ_ACCEL_DEV_NAME },
> + { LNG2DM_ACCEL_DEV_NAME },
> {},
> };
> MODULE_DEVICE_TABLE(i2c, st_accel_id_table);
> diff --git a/drivers/iio/accel/st_accel_spi.c b/drivers/iio/accel/st_accel_spi.c
> index efd4394..c25ac50 100644
> --- a/drivers/iio/accel/st_accel_spi.c
> +++ b/drivers/iio/accel/st_accel_spi.c
> @@ -60,6 +60,7 @@ static const struct spi_device_id st_accel_id_table[] = {
> { LSM303AGR_ACCEL_DEV_NAME },
> { LIS2DH12_ACCEL_DEV_NAME },
> { LIS3L02DQ_ACCEL_DEV_NAME },
> + { LNG2DM_ACCEL_DEV_NAME },
> {},
> };
> MODULE_DEVICE_TABLE(spi, st_accel_id_table);
>
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