diff options
Diffstat (limited to 'drivers/staging/iio/dac/ad5504.h')
-rw-r--r-- | drivers/staging/iio/dac/ad5504.h | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/drivers/staging/iio/dac/ad5504.h b/drivers/staging/iio/dac/ad5504.h deleted file mode 100644 index afe09522f53c..000000000000 --- a/drivers/staging/iio/dac/ad5504.h +++ /dev/null @@ -1,65 +0,0 @@ -/* - * AD5504 SPI DAC driver - * - * Copyright 2011 Analog Devices Inc. - * - * Licensed under the GPL-2. - */ - -#ifndef SPI_AD5504_H_ -#define SPI_AD5504_H_ - -#define AD5505_BITS 12 -#define AD5504_RES_MASK ((1 << (AD5505_BITS)) - 1) - -#define AD5504_CMD_READ (1 << 15) -#define AD5504_CMD_WRITE (0 << 15) -#define AD5504_ADDR(addr) ((addr) << 12) - -/* Registers */ -#define AD5504_ADDR_NOOP 0 -#define AD5504_ADDR_DAC(x) ((x) + 1) -#define AD5504_ADDR_ALL_DAC 5 -#define AD5504_ADDR_CTRL 7 - -/* Control Register */ -#define AD5504_DAC_PWR(ch) ((ch) << 2) -#define AD5504_DAC_PWRDWN_MODE(mode) ((mode) << 6) -#define AD5504_DAC_PWRDN_20K 0 -#define AD5504_DAC_PWRDN_3STATE 1 - -/* - * TODO: struct ad5504_platform_data needs to go into include/linux/iio - */ - -struct ad5504_platform_data { - u16 vref_mv; -}; - -/** - * struct ad5446_state - driver instance specific data - * @us: spi_device - * @reg: supply regulator - * @vref_mv: actual reference voltage used - * @pwr_down_mask power down mask - * @pwr_down_mode current power down mode - */ - -struct ad5504_state { - struct spi_device *spi; - struct regulator *reg; - unsigned short vref_mv; - unsigned pwr_down_mask; - unsigned pwr_down_mode; -}; - -/** - * ad5504_supported_device_ids: - */ - -enum ad5504_supported_device_ids { - ID_AD5504, - ID_AD5501, -}; - -#endif /* SPI_AD5504_H_ */ |