diff options
Diffstat (limited to 'drivers/staging/iio/frequency/ad9834.h')
-rw-r--r-- | drivers/staging/iio/frequency/ad9834.h | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/drivers/staging/iio/frequency/ad9834.h b/drivers/staging/iio/frequency/ad9834.h index 40fdd5d..ae620f3 100644 --- a/drivers/staging/iio/frequency/ad9834.h +++ b/drivers/staging/iio/frequency/ad9834.h @@ -8,67 +8,6 @@ #ifndef IIO_DDS_AD9834_H_ #define IIO_DDS_AD9834_H_ -/* Registers */ - -#define AD9834_REG_CMD 0 -#define AD9834_REG_FREQ0 BIT(14) -#define AD9834_REG_FREQ1 BIT(15) -#define AD9834_REG_PHASE0 (BIT(15) | BIT(14)) -#define AD9834_REG_PHASE1 (BIT(15) | BIT(14) | BIT(13)) - -/* Command Control Bits */ - -#define AD9834_B28 BIT(13) -#define AD9834_HLB BIT(12) -#define AD9834_FSEL BIT(11) -#define AD9834_PSEL BIT(10) -#define AD9834_PIN_SW BIT(9) -#define AD9834_RESET BIT(8) -#define AD9834_SLEEP1 BIT(7) -#define AD9834_SLEEP12 BIT(6) -#define AD9834_OPBITEN BIT(5) -#define AD9834_SIGN_PIB BIT(4) -#define AD9834_DIV2 BIT(3) -#define AD9834_MODE BIT(1) - -#define AD9834_FREQ_BITS 28 -#define AD9834_PHASE_BITS 12 - -#define RES_MASK(bits) (BIT(bits) - 1) - -/** - * struct ad9834_state - driver instance specific data - * @spi: spi_device - * @reg: supply regulator - * @mclk: external master clock - * @control: cached control word - * @xfer: default spi transfer - * @msg: default spi message - * @freq_xfer: tuning word spi transfer - * @freq_msg: tuning word spi message - * @data: spi transmit buffer - * @freq_data: tuning word spi transmit buffer - */ - -struct ad9834_state { - struct spi_device *spi; - struct regulator *reg; - unsigned int mclk; - unsigned short control; - unsigned short devid; - struct spi_transfer xfer; - struct spi_message msg; - struct spi_transfer freq_xfer[2]; - struct spi_message freq_msg; - - /* - * DMA (thus cache coherency maintenance) requires the - * transfer buffers to live in their own cache lines. - */ - __be16 data ____cacheline_aligned; - __be16 freq_data[2]; -}; - /* * TODO: struct ad7887_platform_data needs to go into include/linux/iio */ @@ -97,15 +36,4 @@ struct ad9834_platform_data { bool en_signbit_msb_out; }; -/** - * ad9834_supported_device_ids: - */ - -enum ad9834_supported_device_ids { - ID_AD9833, - ID_AD9834, - ID_AD9837, - ID_AD9838, -}; - #endif /* IIO_DDS_AD9834_H_ */ |