Group register definitions with its register field bits to improve readability and easy identification. A small comment is also added to denote the purpose/functionality of the grouped register definitions. Signed-off-by: Himanshu Jha <himanshujha199640@xxxxxxxxx> --- v2: -reordered patch series. drivers/staging/iio/accel/adis16201.c | 138 +++++++++++++--------------------- 1 file changed, 54 insertions(+), 84 deletions(-) diff --git a/drivers/staging/iio/accel/adis16201.c b/drivers/staging/iio/accel/adis16201.c index 0c63cd0..8de3f27 100644 --- a/drivers/staging/iio/accel/adis16201.c +++ b/drivers/staging/iio/accel/adis16201.c @@ -20,99 +20,69 @@ #include <linux/iio/buffer.h> #include <linux/iio/imu/adis.h> -#define ADIS16201_STARTUP_DELAY_MS 220 - -#define ADIS16201_FLASH_CNT 0x00 - -#define ADIS16201_SUPPLY_OUT_REG 0x02 - -#define ADIS16201_XACCL_OUT_REG 0x04 - -#define ADIS16201_YACCL_OUT_REG 0x06 - -#define ADIS16201_AUX_ADC_REG 0x08 - -#define ADIS16201_TEMP_OUT_REG 0x0A - -#define ADIS16201_XINCL_OUT_REG 0x0C - -#define ADIS16201_YINCL_OUT_REG 0x0E - -#define ADIS16201_XACCL_OFFS_REG 0x10 - -#define ADIS16201_YACCL_OFFS_REG 0x12 - -#define ADIS16201_XACCL_SCALE_REG 0x14 - -#define ADIS16201_YACCL_SCALE_REG 0x16 - -#define ADIS16201_XINCL_OFFS_REG 0x18 - -#define ADIS16201_YINCL_OFFS_REG 0x1A - -#define ADIS16201_XINCL_SCALE_REG 0x1C - -#define ADIS16201_YINCL_SCALE_REG 0x1E - -#define ADIS16201_ALM_MAG1_REG 0x20 - -#define ADIS16201_ALM_MAG2_REG 0x22 - -#define ADIS16201_ALM_SMPL1_REG 0x24 - -#define ADIS16201_ALM_SMPL2_REG 0x26 - -#define ADIS16201_ALM_CTRL_REG 0x28 - -#define ADIS16201_AUX_DAC_REG 0x30 - -#define ADIS16201_GPIO_CTRL_REG 0x32 - -#define ADIS16201_MSC_CTRL_REG 0x34 - -#define ADIS16201_SMPL_PRD_REG 0x36 - +#define ADIS16201_STARTUP_DELAY_MS 220 +#define ADIS16201_FLASH_CNT 0x00 + +/* Data Output Register Information */ +#define ADIS16201_SUPPLY_OUT_REG 0x02 +#define ADIS16201_XACCL_OUT_REG 0x04 +#define ADIS16201_YACCL_OUT_REG 0x06 +#define ADIS16201_AUX_ADC_REG 0x08 +#define ADIS16201_TEMP_OUT_REG 0x0A +#define ADIS16201_XINCL_OUT_REG 0x0C +#define ADIS16201_YINCL_OUT_REG 0x0E + +/* Calibration Register Definition */ +#define ADIS16201_XACCL_OFFS_REG 0x10 +#define ADIS16201_YACCL_OFFS_REG 0x12 +#define ADIS16201_XACCL_SCALE_REG 0x14 +#define ADIS16201_YACCL_SCALE_REG 0x16 +#define ADIS16201_XINCL_OFFS_REG 0x18 +#define ADIS16201_YINCL_OFFS_REG 0x1A +#define ADIS16201_XINCL_SCALE_REG 0x1C +#define ADIS16201_YINCL_SCALE_REG 0x1E + +/* Alarm Register Definition */ +#define ADIS16201_ALM_MAG1_REG 0x20 +#define ADIS16201_ALM_MAG2_REG 0x22 +#define ADIS16201_ALM_SMPL1_REG 0x24 +#define ADIS16201_ALM_SMPL2_REG 0x26 +#define ADIS16201_ALM_CTRL_REG 0x28 + +#define ADIS16201_AUX_DAC_REG 0x30 +#define ADIS16201_GPIO_CTRL_REG 0x32 +#define ADIS16201_SMPL_PRD_REG 0x36 /* Operation, filter configuration */ -#define ADIS16201_AVG_CNT_REG 0x38 - -#define ADIS16201_SLP_CNT_REG 0x3A - -#define ADIS16201_DIAG_STAT_REG 0x3C - -#define ADIS16201_GLOB_CMD_REG 0x3E - - -#define ADIS16201_MSC_CTRL_SELF_TEST_EN BIT(8) +#define ADIS16201_AVG_CNT_REG 0x38 +#define ADIS16201_SLP_CNT_REG 0x3A +/* Miscellaneous Control Register Definition */ +#define ADIS16201_MSC_CTRL_REG 0x34 +#define ADIS16201_MSC_CTRL_SELF_TEST_EN BIT(8) /* Data-ready enable: 1 = enabled, 0 = disabled */ -#define ADIS16201_MSC_CTRL_DATA_RDY_EN BIT(2) - +#define ADIS16201_MSC_CTRL_DATA_RDY_EN BIT(2) /* Data-ready polarity: 1 = active high, 0 = active low */ -#define ADIS16201_MSC_CTRL_ACTIVE_DATA_RDY_HIGH BIT(1) - +#define ADIS16201_MSC_CTRL_ACTIVE_DATA_RDY_HIGH BIT(1) /* Data-ready line selection: 1 = DIO1, 0 = DIO0 */ -#define ADIS16201_MSC_CTRL_DATA_RDY_DIO1 BIT(0) - - -#define ADIS16201_DIAG_STAT_ALARM2 BIT(9) - -#define ADIS16201_DIAG_STAT_ALARM1 BIT(8) - -#define ADIS16201_DIAG_STAT_SPI_FAIL_BIT 3 - -#define ADIS16201_DIAG_STAT_FLASH_UPT_FAIL_BIT 2 - +#define ADIS16201_MSC_CTRL_DATA_RDY_DIO1 BIT(0) + +/* Diagnostics System Status Register Definition */ +#define ADIS16201_DIAG_STAT_REG 0x3C +#define ADIS16201_DIAG_STAT_ALARM2 BIT(9) +#define ADIS16201_DIAG_STAT_ALARM1 BIT(8) +#define ADIS16201_DIAG_STAT_SPI_FAIL_BIT 3 +#define ADIS16201_DIAG_STAT_FLASH_UPT_FAIL_BIT 2 /* Power supply above 3.625 V */ -#define ADIS16201_DIAG_STAT_POWER_HIGH_BIT 1 - +#define ADIS16201_DIAG_STAT_POWER_HIGH_BIT 1 /* Power supply below 3.15 V */ -#define ADIS16201_DIAG_STAT_POWER_LOW_BIT 0 - +#define ADIS16201_DIAG_STAT_POWER_LOW_BIT 0 -#define ADIS16201_GLOB_CMD_SW_RESET BIT(7) -#define ADIS16201_GLOB_CMD_FACTORY_RESET BIT(1) +/* System Command Register Definition */ +#define ADIS16201_GLOB_CMD_REG 0x3E +#define ADIS16201_GLOB_CMD_SW_RESET BIT(7) +#define ADIS16201_GLOB_CMD_FACTORY_RESET BIT(1) -#define ADIS16201_ERROR_ACTIVE BIT(14) +#define ADIS16201_ERROR_ACTIVE BIT(14) enum adis16201_scan { ADIS16201_SCAN_ACC_X, -- 2.7.4 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel