Release 4.7 drivers/staging/iio/meter/ade7759.h

#ifndef _ADE7759_H

#define _ADE7759_H


#define ADE7759_WAVEFORM  0x01

#define ADE7759_AENERGY   0x02

#define ADE7759_RSTENERGY 0x03

#define ADE7759_STATUS    0x04

#define ADE7759_RSTSTATUS 0x05

#define ADE7759_MODE      0x06

#define ADE7759_CFDEN     0x07

#define ADE7759_CH1OS     0x08

#define ADE7759_CH2OS     0x09

#define ADE7759_GAIN      0x0A

#define ADE7759_APGAIN    0x0B

#define ADE7759_PHCAL     0x0C

#define ADE7759_APOS      0x0D

#define ADE7759_ZXTOUT    0x0E

#define ADE7759_SAGCYC    0x0F

#define ADE7759_IRQEN     0x10

#define ADE7759_SAGLVL    0x11

#define ADE7759_TEMP      0x12

#define ADE7759_LINECYC   0x13

#define ADE7759_LENERGY   0x14

#define ADE7759_CFNUM     0x15

#define ADE7759_CHKSUM    0x1E

#define ADE7759_DIEREV    0x1F


#define ADE7759_READ_REG(a)    a

#define ADE7759_WRITE_REG(a) ((a) | 0x80)


#define ADE7759_MAX_TX    6

#define ADE7759_MAX_RX    6

#define ADE7759_STARTUP_DELAY 1


#define ADE7759_SPI_SLOW	(u32)(300 * 1000)

#define ADE7759_SPI_BURST	(u32)(1000 * 1000)

#define ADE7759_SPI_FAST	(u32)(2000 * 1000)

/**
 * struct ade7759_state - device instance specific data
 * @us:                 actual spi_device
 * @buf_lock:           mutex to protect tx and rx
 * @tx:                 transmit buffer
 * @rx:                 receive buffer
 **/

struct ade7759_state {
	
struct spi_device	*us;
	
struct mutex		buf_lock;
	
u8			tx[ADE7759_MAX_TX] ____cacheline_aligned;
	
u8			rx[ADE7759_MAX_RX];
};

#endif
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Directory: drivers/staging/iio/meter

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