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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-11-16 22:27:58 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-11-16 22:27:58 -0500 |
commit | d05f06e60df4f56a70fb8a3e46335b40687169e9 (patch) | |
tree | c1eec6749fed86a21b08606e1e4acefe4b033253 /drivers/staging/iio/imu/adis16400_core.c | |
parent | 0af1c5300db31f25a412e6e83d42b1747d56c9de (diff) | |
parent | 1d72d9f83df057e71c7951def41138a0230bf737 (diff) | |
download | linux-d05f06e60df4f56a70fb8a3e46335b40687169e9.tar.bz2 |
Merge branch 'arch-frv' into no-rebases
Diffstat (limited to 'drivers/staging/iio/imu/adis16400_core.c')
-rw-r--r-- | drivers/staging/iio/imu/adis16400_core.c | 70 |
1 files changed, 44 insertions, 26 deletions
diff --git a/drivers/staging/iio/imu/adis16400_core.c b/drivers/staging/iio/imu/adis16400_core.c index b302c9ba2712..3144a7b1e1c4 100644 --- a/drivers/staging/iio/imu/adis16400_core.c +++ b/drivers/staging/iio/imu/adis16400_core.c @@ -553,10 +553,13 @@ static int adis16400_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT_PLUS_MICRO; case IIO_VOLTAGE: *val = 0; - if (chan->channel == 0) - *val2 = 2418; - else - *val2 = 806; + if (chan->channel == 0) { + *val = 2; + *val2 = 418000; /* 2.418 mV */ + } else { + *val = 0; + *val2 = 805800; /* 805.8 uV */ + } return IIO_VAL_INT_PLUS_MICRO; case IIO_ACCEL: *val = 0; @@ -564,11 +567,11 @@ static int adis16400_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT_PLUS_MICRO; case IIO_MAGN: *val = 0; - *val2 = 500; + *val2 = 500; /* 0.5 mgauss */ return IIO_VAL_INT_PLUS_MICRO; case IIO_TEMP: - *val = 0; - *val2 = 140000; + *val = st->variant->temp_scale_nano / 1000000; + *val2 = (st->variant->temp_scale_nano % 1000000); return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; @@ -586,9 +589,8 @@ static int adis16400_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT; case IIO_CHAN_INFO_OFFSET: /* currently only temperature */ - *val = 198; - *val2 = 160000; - return IIO_VAL_INT_PLUS_MICRO; + *val = st->variant->temp_offset; + return IIO_VAL_INT; case IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY: mutex_lock(&indio_dev->mlock); /* Need both the number of taps and the sampling frequency */ @@ -1035,7 +1037,7 @@ static const struct iio_chan_spec adis16334_channels[] = { .indexed = 1, .channel = 0, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_CALIBBIAS_SEPARATE_BIT | + IIO_CHAN_INFO_OFFSET_SEPARATE_BIT | IIO_CHAN_INFO_SCALE_SHARED_BIT, .address = temp0, .scan_index = ADIS16400_SCAN_TEMP, @@ -1058,8 +1060,10 @@ static struct adis16400_chip_info adis16400_chips[] = { [ADIS16300] = { .channels = adis16300_channels, .num_channels = ARRAY_SIZE(adis16300_channels), - .gyro_scale_micro = 873, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ .accel_scale_micro = 5884, + .temp_scale_nano = 140000000, /* 0.14 C */ + .temp_offset = 25000000 / 140000, /* 25 C = 0x00 */ .default_scan_mask = (1 << ADIS16400_SCAN_SUPPLY) | (1 << ADIS16400_SCAN_GYRO_X) | (1 << ADIS16400_SCAN_ACC_X) | (1 << ADIS16400_SCAN_ACC_Y) | (1 << ADIS16400_SCAN_ACC_Z) | @@ -1070,8 +1074,10 @@ static struct adis16400_chip_info adis16400_chips[] = { [ADIS16334] = { .channels = adis16334_channels, .num_channels = ARRAY_SIZE(adis16334_channels), - .gyro_scale_micro = 873, - .accel_scale_micro = 981, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(1000), /* 1 mg */ + .temp_scale_nano = 67850000, /* 0.06785 C */ + .temp_offset = 25000000 / 67850, /* 25 C = 0x00 */ .default_scan_mask = (1 << ADIS16400_SCAN_GYRO_X) | (1 << ADIS16400_SCAN_GYRO_Y) | (1 << ADIS16400_SCAN_GYRO_Z) | (1 << ADIS16400_SCAN_ACC_X) | (1 << ADIS16400_SCAN_ACC_Y) | @@ -1080,8 +1086,10 @@ static struct adis16400_chip_info adis16400_chips[] = { [ADIS16350] = { .channels = adis16350_channels, .num_channels = ARRAY_SIZE(adis16350_channels), - .gyro_scale_micro = 872664, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(73260), /* 0.07326 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(2522), /* 0.002522 g */ + .temp_scale_nano = 145300000, /* 0.1453 C */ + .temp_offset = 25000000 / 145300, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, .flags = ADIS16400_NO_BURST, }, @@ -1090,8 +1098,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FE8, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(3333), /* 3.333 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16362] = { @@ -1099,8 +1109,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FEA, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(333), /* 0.333 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16364] = { @@ -1108,8 +1120,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FEC, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(1000), /* 1 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16365] = { @@ -1117,8 +1131,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FED, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(1000), /* 1 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16400] = { @@ -1126,9 +1142,11 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16400_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x4015, - .gyro_scale_micro = 873, - .accel_scale_micro = 32656, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(3333), /* 3.333 mg */ .default_scan_mask = 0xFFF, + .temp_scale_nano = 140000000, /* 0.14 C */ + .temp_offset = 25000000 / 140000, /* 25 C = 0x00 */ } }; |