diff options
Diffstat (limited to 'drivers/staging/iio/adc/ad7476.h')
-rw-r--r-- | drivers/staging/iio/adc/ad7476.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/drivers/staging/iio/adc/ad7476.h b/drivers/staging/iio/adc/ad7476.h deleted file mode 100644 index b1dd9317fe1f..000000000000 --- a/drivers/staging/iio/adc/ad7476.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * AD7476/5/7/8 (A) SPI ADC driver - * - * Copyright 2010 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ -#ifndef IIO_ADC_AD7476_H_ -#define IIO_ADC_AD7476_H_ - -#define RES_MASK(bits) ((1 << (bits)) - 1) - -/* - * TODO: struct ad7476_platform_data needs to go into include/linux/iio - */ - -struct ad7476_platform_data { - u16 vref_mv; -}; - -struct ad7476_chip_info { - u16 int_vref_mv; - struct iio_chan_spec channel[2]; -}; - -struct ad7476_state { - struct spi_device *spi; - const struct ad7476_chip_info *chip_info; - struct regulator *reg; - u16 int_vref_mv; - struct spi_transfer xfer; - struct spi_message msg; - /* - * DMA (thus cache coherency maintenance) requires the - * transfer buffers to live in their own cache lines. - */ - unsigned char data[2] ____cacheline_aligned; -}; - -enum ad7476_supported_device_ids { - ID_AD7466, - ID_AD7467, - ID_AD7468, - ID_AD7475, - ID_AD7476, - ID_AD7477, - ID_AD7478, - ID_AD7495 -}; - -#ifdef CONFIG_IIO_BUFFER -int ad7476_register_ring_funcs_and_init(struct iio_dev *indio_dev); -void ad7476_ring_cleanup(struct iio_dev *indio_dev); -#else /* CONFIG_IIO_BUFFER */ - -static inline int -ad7476_register_ring_funcs_and_init(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline void ad7476_ring_cleanup(struct iio_dev *indio_dev) -{ -} -#endif /* CONFIG_IIO_BUFFER */ -#endif /* IIO_ADC_AD7476_H_ */ |