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#ifndef _ADE7758_H
#define _ADE7758_H
#define ADE7758_AWATTHR 0x01
#define ADE7758_BWATTHR 0x02
#define ADE7758_CWATTHR 0x03
#define ADE7758_AVARHR 0x04
#define ADE7758_BVARHR 0x05
#define ADE7758_CVARHR 0x06
#define ADE7758_AVAHR 0x07
#define ADE7758_BVAHR 0x08
#define ADE7758_CVAHR 0x09
#define ADE7758_AIRMS 0x0A
#define ADE7758_BIRMS 0x0B
#define ADE7758_CIRMS 0x0C
#define ADE7758_AVRMS 0x0D
#define ADE7758_BVRMS 0x0E
#define ADE7758_CVRMS 0x0F
#define ADE7758_FREQ 0x10
#define ADE7758_TEMP 0x11
#define ADE7758_WFORM 0x12
#define ADE7758_OPMODE 0x13
#define ADE7758_MMODE 0x14
#define ADE7758_WAVMODE 0x15
#define ADE7758_COMPMODE 0x16
#define ADE7758_LCYCMODE 0x17
#define ADE7758_MASK 0x18
#define ADE7758_STATUS 0x19
#define ADE7758_RSTATUS 0x1A
#define ADE7758_ZXTOUT 0x1B
#define ADE7758_LINECYC 0x1C
#define ADE7758_SAGCYC 0x1D
#define ADE7758_SAGLVL 0x1E
#define ADE7758_VPINTLVL 0x1F
#define ADE7758_IPINTLVL 0x20
#define ADE7758_VPEAK 0x21
#define ADE7758_IPEAK 0x22
#define ADE7758_GAIN 0x23
#define ADE7758_AVRMSGAIN 0x24
#define ADE7758_BVRMSGAIN 0x25
#define ADE7758_CVRMSGAIN 0x26
#define ADE7758_AIGAIN 0x27
#define ADE7758_BIGAIN 0x28
#define ADE7758_CIGAIN 0x29
#define ADE7758_AWG 0x2A
#define ADE7758_BWG 0x2B
#define ADE7758_CWG 0x2C
#define ADE7758_AVARG 0x2D
#define ADE7758_BVARG 0x2E
#define ADE7758_CVARG 0x2F
#define ADE7758_AVAG 0x30
#define ADE7758_BVAG 0x31
#define ADE7758_CVAG 0x32
#define ADE7758_AVRMSOS 0x33
#define ADE7758_BVRMSOS 0x34
#define ADE7758_CVRMSOS 0x35
#define ADE7758_AIRMSOS 0x36
#define ADE7758_BIRMSOS 0x37
#define ADE7758_CIRMSOS 0x38
#define ADE7758_AWAITOS 0x39
#define ADE7758_BWAITOS 0x3A
#define ADE7758_CWAITOS 0x3B
#define ADE7758_AVAROS 0x3C
#define ADE7758_BVAROS 0x3D
#define ADE7758_CVAROS 0x3E
#define ADE7758_APHCAL 0x3F
#define ADE7758_BPHCAL 0x40
#define ADE7758_CPHCAL 0x41
#define ADE7758_WDIV 0x42
#define ADE7758_VADIV 0x44
#define ADE7758_VARDIV 0x43
#define ADE7758_APCFNUM 0x45
#define ADE7758_APCFDEN 0x46
#define ADE7758_VARCFNUM 0x47
#define ADE7758_VARCFDEN 0x48
#define ADE7758_CHKSUM 0x7E
#define ADE7758_VERSION 0x7F
#define ADE7758_READ_REG(a) a
#define ADE7758_WRITE_REG(a) ((a) | 0x80)
#define ADE7758_MAX_TX 8
#define ADE7758_MAX_RX 4
#define ADE7758_STARTUP_DELAY 1
#define ADE7758_SPI_SLOW (u32)(300 * 1000)
#define ADE7758_SPI_BURST (u32)(1000 * 1000)
#define ADE7758_SPI_FAST (u32)(2000 * 1000)
#define DRIVER_NAME "ade7758"
/**
* struct ade7758_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 ade7758_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;
};
#ifdef CONFIG_IIO_RING_BUFFER
/* At the moment triggers are only used for ring buffer
* filling. This may change!
*/
enum ade7758_scan {
ADE7758_SCAN_WFORM,
};
void ade7758_remove_trigger(struct iio_dev *indio_dev);
int ade7758_probe_trigger(struct iio_dev *indio_dev);
ssize_t ade7758_read_data_from_ring(struct device *dev,
struct device_attribute *attr,
char *buf);
int ade7758_configure_ring(struct iio_dev *indio_dev);
void ade7758_unconfigure_ring(struct iio_dev *indio_dev);
int ade7758_initialize_ring(struct iio_ring_buffer *ring);
void ade7758_uninitialize_ring(struct iio_ring_buffer *ring);
int ade7758_set_irq(struct device *dev, bool enable);
#else /* CONFIG_IIO_RING_BUFFER */
static inline void ade7758_remove_trigger(struct iio_dev *indio_dev)
{
}
static inline int ade7758_probe_trigger(struct iio_dev *indio_dev)
{
return 0;
}
static inline ssize_t
ade7758_read_data_from_ring(struct device *dev,
struct device_attribute *attr,
char *buf)
{
return 0;
}
static int ade7758_configure_ring(struct iio_dev *indio_dev)
{
return 0;
}
static inline void ade7758_unconfigure_ring(struct iio_dev *indio_dev)
{
}
static inline int ade7758_initialize_ring(struct iio_ring_buffer *ring)
{
return 0;
}
static inline void ade7758_uninitialize_ring(struct iio_ring_buffer *ring)
{
}
#endif /* CONFIG_IIO_RING_BUFFER */
#endif
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