projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 8210cfe9 BS |
1 | #ifndef _ADE7758_H |
| 2 | #define _ADE7758_H | |
| 3 | ||
| 4 | #define ADE7758_AWATTHR 0x01 | |
| 5 | #define ADE7758_BWATTHR 0x02 | |
| 6 | #define ADE7758_CWATTHR 0x03 | |
| 7 | #define ADE7758_AVARHR 0x04 | |
| 8 | #define ADE7758_BVARHR 0x05 | |
| 9 | #define ADE7758_CVARHR 0x06 | |
| 10 | #define ADE7758_AVAHR 0x07 | |
| 11 | #define ADE7758_BVAHR 0x08 | |
| 12 | #define ADE7758_CVAHR 0x09 | |
| 13 | #define ADE7758_AIRMS 0x0A | |
| 14 | #define ADE7758_BIRMS 0x0B | |
| 15 | #define ADE7758_CIRMS 0x0C | |
| 16 | #define ADE7758_AVRMS 0x0D | |
| 17 | #define ADE7758_BVRMS 0x0E | |
| 18 | #define ADE7758_CVRMS 0x0F | |
| 19 | #define ADE7758_FREQ 0x10 | |
| 20 | #define ADE7758_TEMP 0x11 | |
| 21 | #define ADE7758_WFORM 0x12 | |
| 22 | #define ADE7758_OPMODE 0x13 | |
| 23 | #define ADE7758_MMODE 0x14 | |
| 24 | #define ADE7758_WAVMODE 0x15 | |
| 25 | #define ADE7758_COMPMODE 0x16 | |
| 26 | #define ADE7758_LCYCMODE 0x17 | |
| 27 | #define ADE7758_MASK 0x18 | |
| 28 | #define ADE7758_STATUS 0x19 | |
| 29 | #define ADE7758_RSTATUS 0x1A | |
| 30 | #define ADE7758_ZXTOUT 0x1B | |
| 31 | #define ADE7758_LINECYC 0x1C | |
| 32 | #define ADE7758_SAGCYC 0x1D | |
| 33 | #define ADE7758_SAGLVL 0x1E | |
| 34 | #define ADE7758_VPINTLVL 0x1F | |
| 35 | #define ADE7758_IPINTLVL 0x20 | |
| 36 | #define ADE7758_VPEAK 0x21 | |
| 37 | #define ADE7758_IPEAK 0x22 | |
| 38 | #define ADE7758_GAIN 0x23 | |
| 39 | #define ADE7758_AVRMSGAIN 0x24 | |
| 40 | #define ADE7758_BVRMSGAIN 0x25 | |
| 41 | #define ADE7758_CVRMSGAIN 0x26 | |
| 42 | #define ADE7758_AIGAIN 0x27 | |
| 43 | #define ADE7758_BIGAIN 0x28 | |
| 44 | #define ADE7758_CIGAIN 0x29 | |
| 45 | #define ADE7758_AWG 0x2A | |
| 46 | #define ADE7758_BWG 0x2B | |
| 47 | #define ADE7758_CWG 0x2C | |
| 48 | #define ADE7758_AVARG 0x2D | |
| 49 | #define ADE7758_BVARG 0x2E | |
| 50 | #define ADE7758_CVARG 0x2F | |
| 51 | #define ADE7758_AVAG 0x30 | |
| 52 | #define ADE7758_BVAG 0x31 | |
| 53 | #define ADE7758_CVAG 0x32 | |
| 54 | #define ADE7758_AVRMSOS 0x33 | |
| 55 | #define ADE7758_BVRMSOS 0x34 | |
| 56 | #define ADE7758_CVRMSOS 0x35 | |
| 57 | #define ADE7758_AIRMSOS 0x36 | |
| 58 | #define ADE7758_BIRMSOS 0x37 | |
| 59 | #define ADE7758_CIRMSOS 0x38 | |
| 60 | #define ADE7758_AWAITOS 0x39 | |
| 61 | #define ADE7758_BWAITOS 0x3A | |
| 62 | #define ADE7758_CWAITOS 0x3B | |
| 63 | #define ADE7758_AVAROS 0x3C | |
| 64 | #define ADE7758_BVAROS 0x3D | |
| 65 | #define ADE7758_CVAROS 0x3E | |
| 66 | #define ADE7758_APHCAL 0x3F | |
| 67 | #define ADE7758_BPHCAL 0x40 | |
| 68 | #define ADE7758_CPHCAL 0x41 | |
| 69 | #define ADE7758_WDIV 0x42 | |
| 70 | #define ADE7758_VADIV 0x44 | |
| 71 | #define ADE7758_VARDIV 0x43 | |
| 72 | #define ADE7758_APCFNUM 0x45 | |
| 73 | #define ADE7758_APCFDEN 0x46 | |
| 74 | #define ADE7758_VARCFNUM 0x47 | |
| 75 | #define ADE7758_VARCFDEN 0x48 | |
| 76 | #define ADE7758_CHKSUM 0x7E | |
| 77 | #define ADE7758_VERSION 0x7F | |
| 78 | ||
| 79 | #define ADE7758_READ_REG(a) a | |
| 80 | #define ADE7758_WRITE_REG(a) ((a) | 0x80) | |
| 81 | ||
| 82 | #define ADE7758_MAX_TX 8 | |
| 83 | #define ADE7758_MAX_RX 4 | |
| 84 | #define ADE7758_STARTUP_DELAY 1 | |
| 85 | ||
| 86 | #define ADE7758_SPI_SLOW (u32)(300 * 1000) | |
| 87 | #define ADE7758_SPI_BURST (u32)(1000 * 1000) | |
| 88 | #define ADE7758_SPI_FAST (u32)(2000 * 1000) | |
| 89 | ||
| 90 | #define DRIVER_NAME "ade7758" | |
| 91 | ||
| 92 | /** | |
| 93 | * struct ade7758_state - device instance specific data | |
| 94 | * @us: actual spi_device | |
| 95 | * @work_trigger_to_ring: bh for triggered event handling | |
| 96 | * @inter: used to check if new interrupt has been triggered | |
| 97 | * @last_timestamp: passing timestamp from th to bh of interrupt handler | |
| 98 | * @indio_dev: industrial I/O device structure | |
| 99 | * @trig: data ready trigger registered with iio | |
| 100 | * @tx: transmit buffer | |
| 25985edc | 101 | * @rx: receive buffer |
| 8210cfe9 BS |
102 | * @buf_lock: mutex to protect tx and rx |
| 103 | **/ | |
| 104 | struct ade7758_state { | |
| 105 | struct spi_device *us; | |
| 106 | struct work_struct work_trigger_to_ring; | |
| 107 | s64 last_timestamp; | |
| 108 | struct iio_dev *indio_dev; | |
| 109 | struct iio_trigger *trig; | |
| 110 | u8 *tx; | |
| 111 | u8 *rx; | |
| 112 | struct mutex buf_lock; | |
| 113 | }; | |
| 114 | #ifdef CONFIG_IIO_RING_BUFFER | |
| 115 | /* At the moment triggers are only used for ring buffer | |
| 116 | * filling. This may change! | |
| 117 | */ | |
| 118 | ||
| 119 | enum ade7758_scan { | |
| 120 | ADE7758_SCAN_WFORM, | |
| 121 | }; | |
| 122 | ||
| 123 | void ade7758_remove_trigger(struct iio_dev *indio_dev); | |
| 124 | int ade7758_probe_trigger(struct iio_dev *indio_dev); | |
| 125 | ||
| 126 | ssize_t ade7758_read_data_from_ring(struct device *dev, | |
| 127 | struct device_attribute *attr, | |
| 128 | char *buf); | |
| 129 | ||
| 130 | ||
| 131 | int ade7758_configure_ring(struct iio_dev *indio_dev); | |
| 132 | void ade7758_unconfigure_ring(struct iio_dev *indio_dev); | |
| 133 | ||
| 134 | int ade7758_initialize_ring(struct iio_ring_buffer *ring); | |
| 135 | void ade7758_uninitialize_ring(struct iio_ring_buffer *ring); | |
| 136 | int ade7758_set_irq(struct device *dev, bool enable); | |
| 137 | #else /* CONFIG_IIO_RING_BUFFER */ | |
| 138 | ||
| 139 | static inline void ade7758_remove_trigger(struct iio_dev *indio_dev) | |
| 140 | { | |
| 141 | } | |
| 142 | static inline int ade7758_probe_trigger(struct iio_dev *indio_dev) | |
| 143 | { | |
| 144 | return 0; | |
| 145 | } | |
| 146 | ||
| 147 | static inline ssize_t | |
| 148 | ade7758_read_data_from_ring(struct device *dev, | |
| 149 | struct device_attribute *attr, | |
| 150 | char *buf) | |
| 151 | { | |
| 152 | return 0; | |
| 153 | } | |
| 154 | ||
| 155 | static int ade7758_configure_ring(struct iio_dev *indio_dev) | |
| 156 | { | |
| 157 | return 0; | |
| 158 | } | |
| 159 | static inline void ade7758_unconfigure_ring(struct iio_dev *indio_dev) | |
| 160 | { | |
| 161 | } | |
| 162 | static inline int ade7758_initialize_ring(struct iio_ring_buffer *ring) | |
| 163 | { | |
| 164 | return 0; | |
| 165 | } | |
| 166 | static inline void ade7758_uninitialize_ring(struct iio_ring_buffer *ring) | |
| 167 | { | |
| 168 | } | |
| 169 | #endif /* CONFIG_IIO_RING_BUFFER */ | |
| 170 | ||
| 171 | #endif |