diff options
Diffstat (limited to 'drivers/iio/adc/ad7606.h')
| -rw-r--r-- | drivers/iio/adc/ad7606.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/iio/adc/ad7606.h b/drivers/iio/adc/ad7606.h index f9ef52131e74..143c30163df9 100644 --- a/drivers/iio/adc/ad7606.h +++ b/drivers/iio/adc/ad7606.h @@ -16,6 +16,12 @@ * oversampling ratios. * @oversampling_num number of elements stored in oversampling_avail array * @os_req_reset some devices require a reset to update oversampling + * @write_scale_sw pointer to the function which writes the scale via spi + in software mode + * @write_os_sw pointer to the function which writes the os via spi + in software mode + * @sw_mode_config: pointer to a function which configured the device + * for software mode */ struct ad7606_chip_info { const struct iio_chan_spec *channels; @@ -23,6 +29,9 @@ struct ad7606_chip_info { const unsigned int *oversampling_avail; unsigned int oversampling_num; bool os_req_reset; + int (*write_scale_sw)(struct iio_dev *indio_dev, int ch, int val); + int (*write_os_sw)(struct iio_dev *indio_dev, int val); + int (*sw_mode_config)(struct iio_dev *indio_dev); }; /** @@ -39,6 +48,8 @@ struct ad7606_chip_info { * @oversampling_avail pointer to the array which stores the available * oversampling ratios. * @num_os_ratios number of elements stored in oversampling_avail array + * @write_scale pointer to the function which writes the scale + * @write_os pointer to the function which writes the os * @lock protect sensor state from concurrent accesses to GPIOs * @gpio_convst GPIO descriptor for conversion start signal (CONVST) * @gpio_reset GPIO descriptor for device hard-reset @@ -57,13 +68,15 @@ struct ad7606_state { const struct ad7606_chip_info *chip_info; struct regulator *reg; const struct ad7606_bus_ops *bops; - unsigned int range; + unsigned int range[16]; unsigned int oversampling; void __iomem *base_address; const unsigned int *scale_avail; unsigned int num_scales; const unsigned int *oversampling_avail; unsigned int num_os_ratios; + int (*write_scale)(struct iio_dev *indio_dev, int ch, int val); + int (*write_os)(struct iio_dev *indio_dev, int val); struct mutex lock; /* protect sensor state */ struct gpio_desc *gpio_convst; |