| #ifndef _ADE7753_H |
| #define _ADE7753_H |
| |
| #define ADE7753_WAVEFORM 0x01 |
| #define ADE7753_AENERGY 0x02 |
| #define ADE7753_RAENERGY 0x03 |
| #define ADE7753_LAENERGY 0x04 |
| #define ADE7753_VAENERGY 0x05 |
| #define ADE7753_RVAENERGY 0x06 |
| #define ADE7753_LVAENERGY 0x07 |
| #define ADE7753_LVARENERGY 0x08 |
| #define ADE7753_MODE 0x09 |
| #define ADE7753_IRQEN 0x0A |
| #define ADE7753_STATUS 0x0B |
| #define ADE7753_RSTSTATUS 0x0C |
| #define ADE7753_CH1OS 0x0D |
| #define ADE7753_CH2OS 0x0E |
| #define ADE7753_GAIN 0x0F |
| #define ADE7753_PHCAL 0x10 |
| #define ADE7753_APOS 0x11 |
| #define ADE7753_WGAIN 0x12 |
| #define ADE7753_WDIV 0x13 |
| #define ADE7753_CFNUM 0x14 |
| #define ADE7753_CFDEN 0x15 |
| #define ADE7753_IRMS 0x16 |
| #define ADE7753_VRMS 0x17 |
| #define ADE7753_IRMSOS 0x18 |
| #define ADE7753_VRMSOS 0x19 |
| #define ADE7753_VAGAIN 0x1A |
| #define ADE7753_VADIV 0x1B |
| #define ADE7753_LINECYC 0x1C |
| #define ADE7753_ZXTOUT 0x1D |
| #define ADE7753_SAGCYC 0x1E |
| #define ADE7753_SAGLVL 0x1F |
| #define ADE7753_IPKLVL 0x20 |
| #define ADE7753_VPKLVL 0x21 |
| #define ADE7753_IPEAK 0x22 |
| #define ADE7753_RSTIPEAK 0x23 |
| #define ADE7753_VPEAK 0x24 |
| #define ADE7753_RSTVPEAK 0x25 |
| #define ADE7753_TEMP 0x26 |
| #define ADE7753_PERIOD 0x27 |
| #define ADE7753_TMODE 0x3D |
| #define ADE7753_CHKSUM 0x3E |
| #define ADE7753_DIEREV 0x3F |
| |
| #define ADE7753_READ_REG(a) a |
| #define ADE7753_WRITE_REG(a) ((a) | 0x80) |
| |
| #define ADE7753_MAX_TX 4 |
| #define ADE7753_MAX_RX 4 |
| #define ADE7753_STARTUP_DELAY 1 |
| |
| #define ADE7753_SPI_SLOW (u32)(300 * 1000) |
| #define ADE7753_SPI_BURST (u32)(1000 * 1000) |
| #define ADE7753_SPI_FAST (u32)(2000 * 1000) |
| |
| #define DRIVER_NAME "ade7753" |
| |
| /** |
| * struct ade7753_state - device instance specific data |
| * @us: actual spi_device |
| * @work_trigger_to_ring: bh for triggered event handling |
| * @inter: used to check if new interrupt has been triggered |
| * @last_timestamp: passing timestamp from th to bh of interrupt handler |
| * @indio_dev: industrial I/O device structure |
| * @trig: data ready trigger registered with iio |
| * @tx: transmit buffer |
| * @rx: recieve buffer |
| * @buf_lock: mutex to protect tx and rx |
| **/ |
| struct ade7753_state { |
| struct spi_device *us; |
| struct work_struct work_trigger_to_ring; |
| s64 last_timestamp; |
| struct iio_dev *indio_dev; |
| struct iio_trigger *trig; |
| u8 *tx; |
| u8 *rx; |
| struct mutex buf_lock; |
| }; |
| #if defined(CONFIG_IIO_RING_BUFFER) && defined(THIS_HAS_RING_BUFFER_SUPPORT) |
| /* At the moment triggers are only used for ring buffer |
| * filling. This may change! |
| */ |
| |
| enum ade7753_scan { |
| ADE7753_SCAN_ACTIVE_POWER, |
| ADE7753_SCAN_CH1, |
| ADE7753_SCAN_CH2, |
| }; |
| |
| void ade7753_remove_trigger(struct iio_dev *indio_dev); |
| int ade7753_probe_trigger(struct iio_dev *indio_dev); |
| |
| ssize_t ade7753_read_data_from_ring(struct device *dev, |
| struct device_attribute *attr, |
| char *buf); |
| |
| |
| int ade7753_configure_ring(struct iio_dev *indio_dev); |
| void ade7753_unconfigure_ring(struct iio_dev *indio_dev); |
| |
| int ade7753_initialize_ring(struct iio_ring_buffer *ring); |
| void ade7753_uninitialize_ring(struct iio_ring_buffer *ring); |
| #else /* CONFIG_IIO_RING_BUFFER */ |
| |
| static inline void ade7753_remove_trigger(struct iio_dev *indio_dev) |
| { |
| } |
| static inline int ade7753_probe_trigger(struct iio_dev *indio_dev) |
| { |
| return 0; |
| } |
| |
| static inline ssize_t |
| ade7753_read_data_from_ring(struct device *dev, |
| struct device_attribute *attr, |
| char *buf) |
| { |
| return 0; |
| } |
| |
| static int ade7753_configure_ring(struct iio_dev *indio_dev) |
| { |
| return 0; |
| } |
| static inline void ade7753_unconfigure_ring(struct iio_dev *indio_dev) |
| { |
| } |
| static inline int ade7753_initialize_ring(struct iio_ring_buffer *ring) |
| { |
| return 0; |
| } |
| static inline void ade7753_uninitialize_ring(struct iio_ring_buffer *ring) |
| { |
| } |
| #endif /* CONFIG_IIO_RING_BUFFER */ |
| |
| #endif |