diff options
| author | Peter Meerwald-Stadler <pmeerw@pmeerw.net> | 2017-10-27 22:45:34 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2017-12-02 13:40:39 +0300 |
| commit | 7b0b0ec1576e36beb6915c81dec2db9c077270d8 (patch) | |
| tree | 0109b89f65f516192e36c0e37df337f596f40ca0 /drivers/iio/health/max30102.c | |
| parent | c31c946af81c389febec8a09e627062a6ebd8c88 (diff) | |
| download | linux-7b0b0ec1576e36beb6915c81dec2db9c077270d8.tar.xz | |
iio: health: max30102: Fix mode config values
Table 4 of the datasheet specifies the mode control, these are not
individual bits; add multi LED mode
Add multi-LED mode and fix MODE_MASK (3 bits wide, not 2)
Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net>
Acked-by: Matt Ranostay <matt.ranostay@konsulko.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/health/max30102.c')
| -rw-r--r-- | drivers/iio/health/max30102.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/iio/health/max30102.c b/drivers/iio/health/max30102.c index 52733ddaf506..bfda1f2f6907 100644 --- a/drivers/iio/health/max30102.c +++ b/drivers/iio/health/max30102.c @@ -60,9 +60,10 @@ #define MAX30102_REG_FIFO_CONFIG_AFULL BIT(0) #define MAX30102_REG_MODE_CONFIG 0x09 -#define MAX30102_REG_MODE_CONFIG_MODE_SPO2_EN BIT(0) -#define MAX30102_REG_MODE_CONFIG_MODE_HR_EN BIT(1) -#define MAX30102_REG_MODE_CONFIG_MODE_MASK 0x03 +#define MAX30102_REG_MODE_CONFIG_MODE_HR 0x02 /* red LED */ +#define MAX30102_REG_MODE_CONFIG_MODE_HR_SPO2 0x03 /* red + IR LED */ +#define MAX30102_REG_MODE_CONFIG_MODE_MULTI 0x07 /* multi-LED mode */ +#define MAX30102_REG_MODE_CONFIG_MODE_MASK GENMASK(2, 0) #define MAX30102_REG_MODE_CONFIG_PWR BIT(7) #define MAX30102_REG_SPO2_CONFIG 0x0a @@ -287,11 +288,10 @@ static int max30102_chip_init(struct max30102_data *data) if (ret) return ret; - /* enable SPO2 mode */ + /* enable HR + SPO2 mode */ ret = regmap_update_bits(data->regmap, MAX30102_REG_MODE_CONFIG, MAX30102_REG_MODE_CONFIG_MODE_MASK, - MAX30102_REG_MODE_CONFIG_MODE_HR_EN | - MAX30102_REG_MODE_CONFIG_MODE_SPO2_EN); + MAX30102_REG_MODE_CONFIG_MODE_HR_SPO2); if (ret) return ret; |