diff options
Diffstat (limited to 'drivers/iio/accel/adxl313.h')
| -rw-r--r-- | drivers/iio/accel/adxl313.h | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/drivers/iio/accel/adxl313.h b/drivers/iio/accel/adxl313.h index 72f624af4686..75ef54b60f75 100644 --- a/drivers/iio/accel/adxl313.h +++ b/drivers/iio/accel/adxl313.h @@ -18,10 +18,14 @@ #define ADXL313_REG_SOFT_RESET 0x18 #define ADXL313_REG_OFS_AXIS(index) (0x1E + (index)) #define ADXL313_REG_THRESH_ACT 0x24 +#define ADXL313_REG_THRESH_INACT 0x25 +#define ADXL313_REG_TIME_INACT 0x26 #define ADXL313_REG_ACT_INACT_CTL 0x27 #define ADXL313_REG_BW_RATE 0x2C #define ADXL313_REG_POWER_CTL 0x2D +#define ADXL313_REG_INT_ENABLE 0x2E #define ADXL313_REG_INT_MAP 0x2F +#define ADXL313_REG_INT_SOURCE 0x30 #define ADXL313_REG_DATA_FORMAT 0x31 #define ADXL313_REG_DATA_AXIS(index) (0x32 + ((index) * 2)) #define ADXL313_REG_FIFO_CTL 0x38 @@ -36,8 +40,10 @@ #define ADXL313_RATE_MSK GENMASK(3, 0) #define ADXL313_RATE_BASE 6 -#define ADXL313_POWER_CTL_MSK GENMASK(3, 2) -#define ADXL313_MEASUREMENT_MODE BIT(3) +#define ADXL313_POWER_CTL_MSK BIT(3) +#define ADXL313_POWER_CTL_INACT_MSK GENMASK(5, 4) +#define ADXL313_POWER_CTL_LINK BIT(5) +#define ADXL313_POWER_CTL_AUTO_SLEEP BIT(4) #define ADXL313_RANGE_MSK GENMASK(1, 0) #define ADXL313_RANGE_MAX 3 @@ -46,6 +52,25 @@ #define ADXL313_SPI_3WIRE BIT(6) #define ADXL313_I2C_DISABLE BIT(6) +#define ADXL313_INT_OVERRUN BIT(0) +#define ADXL313_INT_WATERMARK BIT(1) +#define ADXL313_INT_INACTIVITY BIT(3) +#define ADXL313_INT_ACTIVITY BIT(4) +#define ADXL313_INT_DREADY BIT(7) + +/* FIFO entries: how many values are stored in the FIFO */ +#define ADXL313_REG_FIFO_STATUS_ENTRIES_MSK GENMASK(5, 0) +/* FIFO samples: number of samples needed for watermark (FIFO mode) */ +#define ADXL313_REG_FIFO_CTL_SAMPLES_MSK GENMASK(4, 0) +#define ADXL313_REG_FIFO_CTL_MODE_MSK GENMASK(7, 6) + +#define ADXL313_FIFO_BYPASS 0 +#define ADXL313_FIFO_STREAM 2 + +#define ADXL313_FIFO_SIZE 32 + +#define ADXL313_NUM_AXIS 3 + extern const struct regmap_access_table adxl312_readable_regs_table; extern const struct regmap_access_table adxl313_readable_regs_table; extern const struct regmap_access_table adxl314_readable_regs_table; @@ -54,6 +79,8 @@ extern const struct regmap_access_table adxl312_writable_regs_table; extern const struct regmap_access_table adxl313_writable_regs_table; extern const struct regmap_access_table adxl314_writable_regs_table; +bool adxl313_is_volatile_reg(struct device *dev, unsigned int reg); + enum adxl313_device_type { ADXL312, ADXL313, @@ -64,7 +91,9 @@ struct adxl313_data { struct regmap *regmap; const struct adxl313_chip_info *chip_info; struct mutex lock; /* lock to protect transf_buf */ + u8 watermark; __le16 transf_buf __aligned(IIO_DMA_MINALIGN); + __le16 fifo_buf[ADXL313_NUM_AXIS * ADXL313_FIFO_SIZE + 1]; }; struct adxl313_chip_info { |