diff options
Diffstat (limited to 'drivers/iio/dac/ad5446.h')
-rw-r--r-- | drivers/iio/dac/ad5446.h | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/drivers/iio/dac/ad5446.h b/drivers/iio/dac/ad5446.h deleted file mode 100644 index 2934269a56d5..000000000000 --- a/drivers/iio/dac/ad5446.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * AD5446 SPI DAC driver - * - * Copyright 2010 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ -#ifndef IIO_DAC_AD5446_H_ -#define IIO_DAC_AD5446_H_ - -/* DAC Control Bits */ - -#define AD5446_LOAD (0x0 << 14) /* Load and update */ -#define AD5446_SDO_DIS (0x1 << 14) /* Disable SDO */ -#define AD5446_NOP (0x2 << 14) /* No operation */ -#define AD5446_CLK_RISING (0x3 << 14) /* Clock data on rising edge */ - -#define AD5620_LOAD (0x0 << 14) /* Load and update Norm Operation*/ -#define AD5620_PWRDWN_1k (0x1 << 14) /* Power-down: 1kOhm to GND */ -#define AD5620_PWRDWN_100k (0x2 << 14) /* Power-down: 100kOhm to GND */ -#define AD5620_PWRDWN_TRISTATE (0x3 << 14) /* Power-down: Three-state */ - -#define AD5660_LOAD (0x0 << 16) /* Load and update Norm Operation*/ -#define AD5660_PWRDWN_1k (0x1 << 16) /* Power-down: 1kOhm to GND */ -#define AD5660_PWRDWN_100k (0x2 << 16) /* Power-down: 100kOhm to GND */ -#define AD5660_PWRDWN_TRISTATE (0x3 << 16) /* Power-down: Three-state */ - -#define MODE_PWRDWN_1k 0x1 -#define MODE_PWRDWN_100k 0x2 -#define MODE_PWRDWN_TRISTATE 0x3 - -/** - * struct ad5446_state - driver instance specific data - * @spi: spi_device - * @chip_info: chip model specific constants, available modes etc - * @reg: supply regulator - * @vref_mv: actual reference voltage used - */ - -struct ad5446_state { - struct spi_device *spi; - const struct ad5446_chip_info *chip_info; - struct regulator *reg; - unsigned short vref_mv; - unsigned cached_val; - unsigned pwr_down_mode; - unsigned pwr_down; -}; - -/** - * struct ad5446_chip_info - chip specific information - * @channel: channel spec for the DAC - * @int_vref_mv: AD5620/40/60: the internal reference voltage - * @write: chip specific helper function to write to the register - */ - -struct ad5446_chip_info { - struct iio_chan_spec channel; - u16 int_vref_mv; - int (*write)(struct ad5446_state *st, unsigned val); -}; - -/** - * ad5446_supported_device_ids: - * The AD5620/40/60 parts are available in different fixed internal reference - * voltage options. The actual part numbers may look differently - * (and a bit cryptic), however this style is used to make clear which - * parts are supported here. - */ - -enum ad5446_supported_device_ids { - ID_AD5444, - ID_AD5446, - ID_AD5450, - ID_AD5451, - ID_AD5541A, - ID_AD5512A, - ID_AD5553, - ID_AD5601, - ID_AD5611, - ID_AD5621, - ID_AD5620_2500, - ID_AD5620_1250, - ID_AD5640_2500, - ID_AD5640_1250, - ID_AD5660_2500, - ID_AD5660_1250, - ID_AD5662, -}; - -#endif /* IIO_DAC_AD5446_H_ */ |