diff options
Diffstat (limited to 'drivers/staging/iio/accel/adis16204.h')
-rw-r--r-- | drivers/staging/iio/accel/adis16204.h | 79 |
1 files changed, 7 insertions, 72 deletions
diff --git a/drivers/staging/iio/accel/adis16204.h b/drivers/staging/iio/accel/adis16204.h index 7cf4e91f83ad..9ff950c1e8db 100644 --- a/drivers/staging/iio/accel/adis16204.h +++ b/drivers/staging/iio/accel/adis16204.h @@ -3,9 +3,6 @@ #define ADIS16204_STARTUP_DELAY 220 /* ms */ -#define ADIS16204_READ_REG(a) a -#define ADIS16204_WRITE_REG(a) ((a) | 0x80) - #define ADIS16204_FLASH_CNT 0x00 /* Flash memory write count */ #define ADIS16204_SUPPLY_OUT 0x02 /* Output, power supply */ #define ADIS16204_XACCL_OUT 0x04 /* Output, x-axis accelerometer */ @@ -35,8 +32,6 @@ #define ADIS16204_DIAG_STAT 0x3C /* Diagnostics, system status register */ #define ADIS16204_GLOB_CMD 0x3E /* Operation, system command register */ -#define ADIS16204_OUTPUTS 5 - /* MSC_CTRL */ #define ADIS16204_MSC_CTRL_PWRUP_SELF_TEST (1 << 10) /* Self-test at power-on: 1 = disabled, 0 = enabled */ #define ADIS16204_MSC_CTRL_SELF_TEST_EN (1 << 8) /* Self-test enable */ @@ -47,87 +42,27 @@ /* DIAG_STAT */ #define ADIS16204_DIAG_STAT_ALARM2 (1<<9) /* Alarm 2 status: 1 = alarm active, 0 = alarm inactive */ #define ADIS16204_DIAG_STAT_ALARM1 (1<<8) /* Alarm 1 status: 1 = alarm active, 0 = alarm inactive */ -#define ADIS16204_DIAG_STAT_SELFTEST_FAIL (1<<5) /* Self-test diagnostic error flag: 1 = error condition, +#define ADIS16204_DIAG_STAT_SELFTEST_FAIL_BIT 5 /* Self-test diagnostic error flag: 1 = error condition, 0 = normal operation */ -#define ADIS16204_DIAG_STAT_SPI_FAIL (1<<3) /* SPI communications failure */ -#define ADIS16204_DIAG_STAT_FLASH_UPT (1<<2) /* Flash update failure */ -#define ADIS16204_DIAG_STAT_POWER_HIGH (1<<1) /* Power supply above 3.625 V */ -#define ADIS16204_DIAG_STAT_POWER_LOW (1<<0) /* Power supply below 2.975 V */ +#define ADIS16204_DIAG_STAT_SPI_FAIL_BIT 3 /* SPI communications failure */ +#define ADIS16204_DIAG_STAT_FLASH_UPT_BIT 2 /* Flash update failure */ +#define ADIS16204_DIAG_STAT_POWER_HIGH_BIT 1 /* Power supply above 3.625 V */ +#define ADIS16204_DIAG_STAT_POWER_LOW_BIT 0 /* Power supply below 2.975 V */ /* GLOB_CMD */ #define ADIS16204_GLOB_CMD_SW_RESET (1<<7) #define ADIS16204_GLOB_CMD_CLEAR_STAT (1<<4) #define ADIS16204_GLOB_CMD_FACTORY_CAL (1<<1) -#define ADIS16204_MAX_TX 24 -#define ADIS16204_MAX_RX 24 - #define ADIS16204_ERROR_ACTIVE (1<<14) -/** - * struct adis16204_state - device instance specific data - * @us: actual spi_device - * @trig: data ready trigger registered with iio - * @tx: transmit buffer - * @rx: receive buffer - * @buf_lock: mutex to protect tx and rx - **/ -struct adis16204_state { - struct spi_device *us; - struct iio_trigger *trig; - struct mutex buf_lock; - u8 tx[ADIS16204_MAX_TX] ____cacheline_aligned; - u8 rx[ADIS16204_MAX_RX]; -}; - -int adis16204_set_irq(struct iio_dev *indio_dev, bool enable); - enum adis16204_scan { - ADIS16204_SCAN_SUPPLY, ADIS16204_SCAN_ACC_X, ADIS16204_SCAN_ACC_Y, + ADIS16204_SCAN_ACC_XY, + ADIS16204_SCAN_SUPPLY, ADIS16204_SCAN_AUX_ADC, ADIS16204_SCAN_TEMP, }; -#ifdef CONFIG_IIO_BUFFER -void adis16204_remove_trigger(struct iio_dev *indio_dev); -int adis16204_probe_trigger(struct iio_dev *indio_dev); - -ssize_t adis16204_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf); - -int adis16204_configure_ring(struct iio_dev *indio_dev); -void adis16204_unconfigure_ring(struct iio_dev *indio_dev); - -#else /* CONFIG_IIO_BUFFER */ - -static inline void adis16204_remove_trigger(struct iio_dev *indio_dev) -{ -} - -static inline int adis16204_probe_trigger(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline ssize_t -adis16204_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - return 0; -} - -static int adis16204_configure_ring(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline void adis16204_unconfigure_ring(struct iio_dev *indio_dev) -{ -} - -#endif /* CONFIG_IIO_BUFFER */ #endif /* SPI_ADIS16204_H_ */ |