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iio: accel: add support to LIS2DW12
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@st.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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4 changed files with 91 additions and 0 deletions
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@ -32,6 +32,7 @@ enum st_accel_type {
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H3LIS331DL,
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LIS331DL,
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LIS3LV02DL,
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LIS2DW12,
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ST_ACCEL_MAX,
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};
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@ -52,6 +53,7 @@ enum st_accel_type {
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#define LIS2DH12_ACCEL_DEV_NAME "lis2dh12_accel"
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#define LIS3L02DQ_ACCEL_DEV_NAME "lis3l02dq"
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#define LNG2DM_ACCEL_DEV_NAME "lng2dm"
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#define LIS2DW12_ACCEL_DEV_NAME "lis2dw12"
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/**
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* struct st_sensors_platform_data - default accel platform data
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@ -692,6 +692,85 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
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.multi_read_bit = true,
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.bootime = 2,
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},
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{
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.wai = 0x44,
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.wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
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.sensors_supported = {
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[0] = LIS2DW12_ACCEL_DEV_NAME,
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},
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.ch = (struct iio_chan_spec *)st_accel_12bit_channels,
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.odr = {
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.addr = 0x20,
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.mask = 0xf0,
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.odr_avl = {
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{ .hz = 1, .value = 0x01, },
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{ .hz = 12, .value = 0x02, },
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{ .hz = 25, .value = 0x03, },
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{ .hz = 50, .value = 0x04, },
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{ .hz = 100, .value = 0x05, },
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{ .hz = 200, .value = 0x06, },
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},
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},
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.pw = {
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.addr = 0x20,
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.mask = 0xf0,
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.value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
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},
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.fs = {
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.addr = 0x25,
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.mask = 0x30,
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.fs_avl = {
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[0] = {
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.num = ST_ACCEL_FS_AVL_2G,
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.value = 0x00,
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.gain = IIO_G_TO_M_S_2(976),
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},
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[1] = {
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.num = ST_ACCEL_FS_AVL_4G,
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.value = 0x01,
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.gain = IIO_G_TO_M_S_2(1952),
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},
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[2] = {
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.num = ST_ACCEL_FS_AVL_8G,
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.value = 0x02,
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.gain = IIO_G_TO_M_S_2(3904),
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},
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[3] = {
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.num = ST_ACCEL_FS_AVL_16G,
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.value = 0x03,
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.gain = IIO_G_TO_M_S_2(7808),
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},
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},
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},
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.bdu = {
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.addr = 0x21,
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.mask = 0x08,
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},
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.drdy_irq = {
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.int1 = {
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.addr = 0x23,
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.mask = 0x01,
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},
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.int2 = {
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.addr = 0x24,
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.mask = 0x01,
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},
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.addr_ihl = 0x22,
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.mask_ihl = 0x08,
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.addr_od = 0x22,
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.mask_od = 0x20,
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.stat_drdy = {
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.addr = ST_SENSORS_DEFAULT_STAT_ADDR,
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.mask = 0x01,
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},
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},
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.sim = {
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.addr = 0x21,
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.value = BIT(0),
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},
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.multi_read_bit = false,
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.bootime = 2,
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},
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};
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static int st_accel_read_raw(struct iio_dev *indio_dev,
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@ -94,6 +94,10 @@ static const struct of_device_id st_accel_of_match[] = {
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.compatible = "st,lng2dm-accel",
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.data = LNG2DM_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis2dw12",
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.data = LIS2DW12_ACCEL_DEV_NAME,
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},
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{},
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};
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MODULE_DEVICE_TABLE(of, st_accel_of_match);
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@ -129,6 +133,7 @@ static const struct i2c_device_id st_accel_id_table[] = {
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{ H3LIS331DL_ACCEL_DEV_NAME, H3LIS331DL },
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{ LIS331DL_ACCEL_DEV_NAME, LIS331DL },
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{ LIS3LV02DL_ACCEL_DEV_NAME, LIS3LV02DL },
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{ LIS2DW12_ACCEL_DEV_NAME, LIS2DW12 },
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{},
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};
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MODULE_DEVICE_TABLE(i2c, st_accel_id_table);
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@ -82,6 +82,10 @@ static const struct of_device_id st_accel_of_match[] = {
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.compatible = "st,lis331dl-accel",
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.data = LIS331DL_ACCEL_DEV_NAME,
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},
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{
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.compatible = "st,lis2dw12",
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.data = LIS2DW12_ACCEL_DEV_NAME,
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},
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{}
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};
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MODULE_DEVICE_TABLE(of, st_accel_of_match);
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@ -133,6 +137,7 @@ static const struct spi_device_id st_accel_id_table[] = {
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{ H3LIS331DL_ACCEL_DEV_NAME },
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{ LIS331DL_ACCEL_DEV_NAME },
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{ LIS3LV02DL_ACCEL_DEV_NAME },
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{ LIS2DW12_ACCEL_DEV_NAME },
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{},
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};
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MODULE_DEVICE_TABLE(spi, st_accel_id_table);
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