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 #define DRIVER_NAME "ade7759" 40 41 /** 42 * struct ade7759_state - device instance specific data 43 * @us: actual spi_device 44 * @buf_lock: mutex to protect tx and rx 45 * @tx: transmit buffer 46 * @rx: receive buffer 47 **/ 48 struct ade7759_state { 49 struct spi_device *us; 50 struct mutex buf_lock; 51 u8 tx[ADE7759_MAX_TX] ____cacheline_aligned; 52 u8 rx[ADE7759_MAX_RX]; 53 }; 54 55 #endif 56