1#ifndef _ADE7759_H
2#define _ADE7759_H
3
4#define ADE7759_WAVEFORM  0x01
5#define ADE7759_AENERGY   0x02
6#define ADE7759_RSTENERGY 0x03
7#define ADE7759_STATUS    0x04
8#define ADE7759_RSTSTATUS 0x05
9#define ADE7759_MODE      0x06
10#define ADE7759_CFDEN     0x07
11#define ADE7759_CH1OS     0x08
12#define ADE7759_CH2OS     0x09
13#define ADE7759_GAIN      0x0A
14#define ADE7759_APGAIN    0x0B
15#define ADE7759_PHCAL     0x0C
16#define ADE7759_APOS      0x0D
17#define ADE7759_ZXTOUT    0x0E
18#define ADE7759_SAGCYC    0x0F
19#define ADE7759_IRQEN     0x10
20#define ADE7759_SAGLVL    0x11
21#define ADE7759_TEMP      0x12
22#define ADE7759_LINECYC   0x13
23#define ADE7759_LENERGY   0x14
24#define ADE7759_CFNUM     0x15
25#define ADE7759_CHKSUM    0x1E
26#define ADE7759_DIEREV    0x1F
27
28#define ADE7759_READ_REG(a)    a
29#define ADE7759_WRITE_REG(a) ((a) | 0x80)
30
31#define ADE7759_MAX_TX    6
32#define ADE7759_MAX_RX    6
33#define ADE7759_STARTUP_DELAY 1
34
35#define ADE7759_SPI_SLOW	(u32)(300 * 1000)
36#define ADE7759_SPI_BURST	(u32)(1000 * 1000)
37#define ADE7759_SPI_FAST	(u32)(2000 * 1000)
38
39/**
40 * struct ade7759_state - device instance specific data
41 * @us:			actual spi_device
42 * @buf_lock:		mutex to protect tx and rx
43 * @tx:			transmit buffer
44 * @rx:			receive buffer
45 **/
46struct ade7759_state {
47	struct spi_device	*us;
48	struct mutex		buf_lock;
49	u8			tx[ADE7759_MAX_TX] ____cacheline_aligned;
50	u8			rx[ADE7759_MAX_RX];
51};
52
53#endif
54