On Wed, 16 Aug 2017 21:13:15 +0200 Lorenzo Bianconi <lorenzo.bianconi83@xxxxxxxxx> wrote: > add support to STMicroelectronics LIS2DW12 accelerometer in > st_accel framework > > http://www.st.com/resource/en/datasheet/lis2dw12.pdf > Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxx> Looks good to me from a quick glance (I haven't checked against the data sheet). Might take a closer look on v2. Jonathan > --- > drivers/iio/accel/st_accel.h | 2 + > drivers/iio/accel/st_accel_core.c | 79 +++++++++++++++++++++++++++++++++++++++ > drivers/iio/accel/st_accel_i2c.c | 5 +++ > drivers/iio/accel/st_accel_spi.c | 5 +++ > 4 files changed, 91 insertions(+) > > diff --git a/drivers/iio/accel/st_accel.h b/drivers/iio/accel/st_accel.h > index 0fe521609a3a..2ed0f60418c0 100644 > --- a/drivers/iio/accel/st_accel.h > +++ b/drivers/iio/accel/st_accel.h > @@ -32,6 +32,7 @@ enum st_accel_type { > H3LIS331DL, > LIS331DL, > LIS3LV02DL, > + LIS2DW12, > ST_ACCEL_MAX, > }; > > @@ -52,6 +53,7 @@ enum st_accel_type { > #define LIS2DH12_ACCEL_DEV_NAME "lis2dh12_accel" > #define LIS3L02DQ_ACCEL_DEV_NAME "lis3l02dq" > #define LNG2DM_ACCEL_DEV_NAME "lng2dm" > +#define LIS2DW12_ACCEL_DEV_NAME "lis2dw12" > > /** > * 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 4d9190625630..42ada20daca0 100644 > --- a/drivers/iio/accel/st_accel_core.c > +++ b/drivers/iio/accel/st_accel_core.c > @@ -692,6 +692,85 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = { > .multi_read_bit = true, > .bootime = 2, > }, > + { > + .wai = 0x44, > + .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS, > + .sensors_supported = { > + [0] = LIS2DW12_ACCEL_DEV_NAME, > + }, > + .ch = (struct iio_chan_spec *)st_accel_12bit_channels, > + .odr = { > + .addr = 0x20, > + .mask = 0xf0, > + .odr_avl = { > + { .hz = 1, .value = 0x01, }, > + { .hz = 12, .value = 0x02, }, > + { .hz = 25, .value = 0x03, }, > + { .hz = 50, .value = 0x04, }, > + { .hz = 100, .value = 0x05, }, > + { .hz = 200, .value = 0x06, }, > + }, > + }, > + .pw = { > + .addr = 0x20, > + .mask = 0xf0, > + .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE, > + }, > + .fs = { > + .addr = 0x25, > + .mask = 0x30, > + .fs_avl = { > + [0] = { > + .num = ST_ACCEL_FS_AVL_2G, > + .value = 0x00, > + .gain = IIO_G_TO_M_S_2(976), > + }, > + [1] = { > + .num = ST_ACCEL_FS_AVL_4G, > + .value = 0x01, > + .gain = IIO_G_TO_M_S_2(1952), > + }, > + [2] = { > + .num = ST_ACCEL_FS_AVL_8G, > + .value = 0x02, > + .gain = IIO_G_TO_M_S_2(3904), > + }, > + [3] = { > + .num = ST_ACCEL_FS_AVL_16G, > + .value = 0x03, > + .gain = IIO_G_TO_M_S_2(7808), > + }, > + }, > + }, > + .bdu = { > + .addr = 0x21, > + .mask = 0x08, > + }, > + .drdy_irq = { > + .int1 = { > + .addr = 0x23, > + .mask = 0x01, > + }, > + .int2 = { > + .addr = 0x24, > + .mask = 0x01, > + }, > + .addr_ihl = 0x22, > + .mask_ihl = 0x08, > + .addr_od = 0x22, > + .mask_od = 0x20, > + .stat_drdy = { > + .addr = ST_SENSORS_DEFAULT_STAT_ADDR, > + .mask = 0x01, > + }, > + }, > + .sim = { > + .addr = 0x21, > + .value = BIT(0), > + }, > + .multi_read_bit = false, > + .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 18cafb9f2468..363429b5686c 100644 > --- a/drivers/iio/accel/st_accel_i2c.c > +++ b/drivers/iio/accel/st_accel_i2c.c > @@ -94,6 +94,10 @@ static const struct of_device_id st_accel_of_match[] = { > .compatible = "st,lng2dm-accel", > .data = LNG2DM_ACCEL_DEV_NAME, > }, > + { > + .compatible = "st,lis2dw12", > + .data = LIS2DW12_ACCEL_DEV_NAME, > + }, > {}, > }; > MODULE_DEVICE_TABLE(of, st_accel_of_match); > @@ -129,6 +133,7 @@ static const struct i2c_device_id st_accel_id_table[] = { > { H3LIS331DL_ACCEL_DEV_NAME, H3LIS331DL }, > { LIS331DL_ACCEL_DEV_NAME, LIS331DL }, > { LIS3LV02DL_ACCEL_DEV_NAME, LIS3LV02DL }, > + { LIS2DW12_ACCEL_DEV_NAME, LIS2DW12 }, > {}, > }; > 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 915fa49085f7..7692da49e59f 100644 > --- a/drivers/iio/accel/st_accel_spi.c > +++ b/drivers/iio/accel/st_accel_spi.c > @@ -82,6 +82,10 @@ static const struct of_device_id st_accel_of_match[] = { > .compatible = "st,lis331dl-accel", > .data = LIS331DL_ACCEL_DEV_NAME, > }, > + { > + .compatible = "st,lis2dw12", > + .data = LIS2DW12_ACCEL_DEV_NAME, > + }, > {} > }; > MODULE_DEVICE_TABLE(of, st_accel_of_match); > @@ -133,6 +137,7 @@ static const struct spi_device_id st_accel_id_table[] = { > { H3LIS331DL_ACCEL_DEV_NAME }, > { LIS331DL_ACCEL_DEV_NAME }, > { LIS3LV02DL_ACCEL_DEV_NAME }, > + { LIS2DW12_ACCEL_DEV_NAME }, > {}, > }; > MODULE_DEVICE_TABLE(spi, st_accel_id_table); -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
