#include "ad7793.h"
+/* Registers */
+#define AD7793_REG_COMM 0 /* Communications Register (WO, 8-bit) */
+#define AD7793_REG_STAT 0 /* Status Register (RO, 8-bit) */
+#define AD7793_REG_MODE 1 /* Mode Register (RW, 16-bit */
+#define AD7793_REG_CONF 2 /* Configuration Register (RW, 16-bit) */
+#define AD7793_REG_DATA 3 /* Data Register (RO, 16-/24-bit) */
+#define AD7793_REG_ID 4 /* ID Register (RO, 8-bit) */
+#define AD7793_REG_IO 5 /* IO Register (RO, 8-bit) */
+#define AD7793_REG_OFFSET 6 /* Offset Register (RW, 16-bit
+ * (AD7792)/24-bit (AD7793)) */
+#define AD7793_REG_FULLSALE 7 /* Full-Scale Register
+ * (RW, 16-bit (AD7792)/24-bit (AD7793)) */
+
+/* Communications Register Bit Designations (AD7793_REG_COMM) */
+#define AD7793_COMM_WEN (1 << 7) /* Write Enable */
+#define AD7793_COMM_WRITE (0 << 6) /* Write Operation */
+#define AD7793_COMM_READ (1 << 6) /* Read Operation */
+#define AD7793_COMM_ADDR(x) (((x) & 0x7) << 3) /* Register Address */
+#define AD7793_COMM_CREAD (1 << 2) /* Continuous Read of Data Register */
+
+/* Status Register Bit Designations (AD7793_REG_STAT) */
+#define AD7793_STAT_RDY (1 << 7) /* Ready */
+#define AD7793_STAT_ERR (1 << 6) /* Error (Overrange, Underrange) */
+#define AD7793_STAT_CH3 (1 << 2) /* Channel 3 */
+#define AD7793_STAT_CH2 (1 << 1) /* Channel 2 */
+#define AD7793_STAT_CH1 (1 << 0) /* Channel 1 */
+
+/* Mode Register Bit Designations (AD7793_REG_MODE) */
+#define AD7793_MODE_SEL(x) (((x) & 0x7) << 13) /* Operation Mode Select */
+#define AD7793_MODE_SEL_MASK (0x7 << 13) /* Operation Mode Select mask */
+#define AD7793_MODE_CLKSRC(x) (((x) & 0x3) << 6) /* ADC Clock Source Select */
+#define AD7793_MODE_RATE(x) ((x) & 0xF) /* Filter Update Rate Select */
+
+#define AD7793_MODE_CONT 0 /* Continuous Conversion Mode */
+#define AD7793_MODE_SINGLE 1 /* Single Conversion Mode */
+#define AD7793_MODE_IDLE 2 /* Idle Mode */
+#define AD7793_MODE_PWRDN 3 /* Power-Down Mode */
+#define AD7793_MODE_CAL_INT_ZERO 4 /* Internal Zero-Scale Calibration */
+#define AD7793_MODE_CAL_INT_FULL 5 /* Internal Full-Scale Calibration */
+#define AD7793_MODE_CAL_SYS_ZERO 6 /* System Zero-Scale Calibration */
+#define AD7793_MODE_CAL_SYS_FULL 7 /* System Full-Scale Calibration */
+
+#define AD7793_CLK_INT 0 /* Internal 64 kHz Clock not
+ * available at the CLK pin */
+#define AD7793_CLK_INT_CO 1 /* Internal 64 kHz Clock available
+ * at the CLK pin */
+#define AD7793_CLK_EXT 2 /* External 64 kHz Clock */
+#define AD7793_CLK_EXT_DIV2 3 /* External Clock divided by 2 */
+
+/* Configuration Register Bit Designations (AD7793_REG_CONF) */
+#define AD7793_CONF_VBIAS(x) (((x) & 0x3) << 14) /* Bias Voltage
+ * Generator Enable */
+#define AD7793_CONF_BO_EN (1 << 13) /* Burnout Current Enable */
+#define AD7793_CONF_UNIPOLAR (1 << 12) /* Unipolar/Bipolar Enable */
+#define AD7793_CONF_BOOST (1 << 11) /* Boost Enable */
+#define AD7793_CONF_GAIN(x) (((x) & 0x7) << 8) /* Gain Select */
+#define AD7793_CONF_REFSEL(x) ((x) << 6) /* INT/EXT Reference Select */
+#define AD7793_CONF_BUF (1 << 4) /* Buffered Mode Enable */
+#define AD7793_CONF_CHAN(x) ((x) & 0xf) /* Channel select */
+#define AD7793_CONF_CHAN_MASK 0xf /* Channel select mask */
+
+#define AD7793_CH_AIN1P_AIN1M 0 /* AIN1(+) - AIN1(-) */
+#define AD7793_CH_AIN2P_AIN2M 1 /* AIN2(+) - AIN2(-) */
+#define AD7793_CH_AIN3P_AIN3M 2 /* AIN3(+) - AIN3(-) */
+#define AD7793_CH_AIN1M_AIN1M 3 /* AIN1(-) - AIN1(-) */
+#define AD7793_CH_TEMP 6 /* Temp Sensor */
+#define AD7793_CH_AVDD_MONITOR 7 /* AVDD Monitor */
+
+#define AD7795_CH_AIN4P_AIN4M 4 /* AIN4(+) - AIN4(-) */
+#define AD7795_CH_AIN5P_AIN5M 5 /* AIN5(+) - AIN5(-) */
+#define AD7795_CH_AIN6P_AIN6M 6 /* AIN6(+) - AIN6(-) */
+#define AD7795_CH_AIN1M_AIN1M 8 /* AIN1(-) - AIN1(-) */
+
+/* ID Register Bit Designations (AD7793_REG_ID) */
+#define AD7792_ID 0xA
+#define AD7793_ID 0xB
+#define AD7795_ID 0xF
+#define AD7793_ID_MASK 0xF
+
+/* IO (Excitation Current Sources) Register Bit Designations (AD7793_REG_IO) */
+#define AD7793_IO_IEXC1_IOUT1_IEXC2_IOUT2 0 /* IEXC1 connect to IOUT1,
+ * IEXC2 connect to IOUT2 */
+#define AD7793_IO_IEXC1_IOUT2_IEXC2_IOUT1 1 /* IEXC1 connect to IOUT2,
+ * IEXC2 connect to IOUT1 */
+#define AD7793_IO_IEXC1_IEXC2_IOUT1 2 /* Both current sources
+ * IEXC1,2 connect to IOUT1 */
+#define AD7793_IO_IEXC1_IEXC2_IOUT2 3 /* Both current sources
+ * IEXC1,2 connect to IOUT2 */
+
+#define AD7793_IO_IXCEN_10uA (1 << 0) /* Excitation Current 10uA */
+#define AD7793_IO_IXCEN_210uA (2 << 0) /* Excitation Current 210uA */
+#define AD7793_IO_IXCEN_1mA (3 << 0) /* Excitation Current 1mA */
+
/* NOTE:
* The AD7792/AD7793 features a dual use data out ready DOUT/RDY output.
* In order to avoid contentions on the SPI bus, it's therefore necessary
* TODO: struct ad7793_platform_data needs to go into include/linux/iio
*/
-/* Registers */
-#define AD7793_REG_COMM 0 /* Communications Register (WO, 8-bit) */
-#define AD7793_REG_STAT 0 /* Status Register (RO, 8-bit) */
-#define AD7793_REG_MODE 1 /* Mode Register (RW, 16-bit */
-#define AD7793_REG_CONF 2 /* Configuration Register (RW, 16-bit) */
-#define AD7793_REG_DATA 3 /* Data Register (RO, 16-/24-bit) */
-#define AD7793_REG_ID 4 /* ID Register (RO, 8-bit) */
-#define AD7793_REG_IO 5 /* IO Register (RO, 8-bit) */
-#define AD7793_REG_OFFSET 6 /* Offset Register (RW, 16-bit
- * (AD7792)/24-bit (AD7793)) */
-#define AD7793_REG_FULLSALE 7 /* Full-Scale Register
- * (RW, 16-bit (AD7792)/24-bit (AD7793)) */
-
-/* Communications Register Bit Designations (AD7793_REG_COMM) */
-#define AD7793_COMM_WEN (1 << 7) /* Write Enable */
-#define AD7793_COMM_WRITE (0 << 6) /* Write Operation */
-#define AD7793_COMM_READ (1 << 6) /* Read Operation */
-#define AD7793_COMM_ADDR(x) (((x) & 0x7) << 3) /* Register Address */
-#define AD7793_COMM_CREAD (1 << 2) /* Continuous Read of Data Register */
-
-/* Status Register Bit Designations (AD7793_REG_STAT) */
-#define AD7793_STAT_RDY (1 << 7) /* Ready */
-#define AD7793_STAT_ERR (1 << 6) /* Error (Overrange, Underrange) */
-#define AD7793_STAT_CH3 (1 << 2) /* Channel 3 */
-#define AD7793_STAT_CH2 (1 << 1) /* Channel 2 */
-#define AD7793_STAT_CH1 (1 << 0) /* Channel 1 */
-
-/* Mode Register Bit Designations (AD7793_REG_MODE) */
-#define AD7793_MODE_SEL(x) (((x) & 0x7) << 13) /* Operation Mode Select */
-#define AD7793_MODE_SEL_MASK (0x7 << 13) /* Operation Mode Select mask */
-#define AD7793_MODE_CLKSRC(x) (((x) & 0x3) << 6) /* ADC Clock Source Select */
-#define AD7793_MODE_RATE(x) ((x) & 0xF) /* Filter Update Rate Select */
-
-#define AD7793_MODE_CONT 0 /* Continuous Conversion Mode */
-#define AD7793_MODE_SINGLE 1 /* Single Conversion Mode */
-#define AD7793_MODE_IDLE 2 /* Idle Mode */
-#define AD7793_MODE_PWRDN 3 /* Power-Down Mode */
-#define AD7793_MODE_CAL_INT_ZERO 4 /* Internal Zero-Scale Calibration */
-#define AD7793_MODE_CAL_INT_FULL 5 /* Internal Full-Scale Calibration */
-#define AD7793_MODE_CAL_SYS_ZERO 6 /* System Zero-Scale Calibration */
-#define AD7793_MODE_CAL_SYS_FULL 7 /* System Full-Scale Calibration */
-
-#define AD7793_CLK_INT 0 /* Internal 64 kHz Clock not
- * available at the CLK pin */
-#define AD7793_CLK_INT_CO 1 /* Internal 64 kHz Clock available
- * at the CLK pin */
-#define AD7793_CLK_EXT 2 /* External 64 kHz Clock */
-#define AD7793_CLK_EXT_DIV2 3 /* External Clock divided by 2 */
-
-/* Configuration Register Bit Designations (AD7793_REG_CONF) */
-#define AD7793_CONF_VBIAS(x) (((x) & 0x3) << 14) /* Bias Voltage
- * Generator Enable */
-#define AD7793_CONF_BO_EN (1 << 13) /* Burnout Current Enable */
-#define AD7793_CONF_UNIPOLAR (1 << 12) /* Unipolar/Bipolar Enable */
-#define AD7793_CONF_BOOST (1 << 11) /* Boost Enable */
-#define AD7793_CONF_GAIN(x) (((x) & 0x7) << 8) /* Gain Select */
-#define AD7793_CONF_REFSEL(x) ((x) << 6) /* INT/EXT Reference Select */
-#define AD7793_CONF_BUF (1 << 4) /* Buffered Mode Enable */
-#define AD7793_CONF_CHAN(x) ((x) & 0xf) /* Channel select */
-#define AD7793_CONF_CHAN_MASK 0xf /* Channel select mask */
-
-#define AD7793_CH_AIN1P_AIN1M 0 /* AIN1(+) - AIN1(-) */
-#define AD7793_CH_AIN2P_AIN2M 1 /* AIN2(+) - AIN2(-) */
-#define AD7793_CH_AIN3P_AIN3M 2 /* AIN3(+) - AIN3(-) */
-#define AD7793_CH_AIN1M_AIN1M 3 /* AIN1(-) - AIN1(-) */
-#define AD7793_CH_TEMP 6 /* Temp Sensor */
-#define AD7793_CH_AVDD_MONITOR 7 /* AVDD Monitor */
-
-#define AD7795_CH_AIN4P_AIN4M 4 /* AIN4(+) - AIN4(-) */
-#define AD7795_CH_AIN5P_AIN5M 5 /* AIN5(+) - AIN5(-) */
-#define AD7795_CH_AIN6P_AIN6M 6 /* AIN6(+) - AIN6(-) */
-#define AD7795_CH_AIN1M_AIN1M 8 /* AIN1(-) - AIN1(-) */
-
-/* ID Register Bit Designations (AD7793_REG_ID) */
-#define AD7792_ID 0xA
-#define AD7793_ID 0xB
-#define AD7795_ID 0xF
-#define AD7793_ID_MASK 0xF
-
-/* IO (Excitation Current Sources) Register Bit Designations (AD7793_REG_IO) */
-#define AD7793_IO_IEXC1_IOUT1_IEXC2_IOUT2 0 /* IEXC1 connect to IOUT1,
- * IEXC2 connect to IOUT2 */
-#define AD7793_IO_IEXC1_IOUT2_IEXC2_IOUT1 1 /* IEXC1 connect to IOUT2,
- * IEXC2 connect to IOUT1 */
-#define AD7793_IO_IEXC1_IEXC2_IOUT1 2 /* Both current sources
- * IEXC1,2 connect to IOUT1 */
-#define AD7793_IO_IEXC1_IEXC2_IOUT2 3 /* Both current sources
- * IEXC1,2 connect to IOUT2 */
-
-#define AD7793_IO_IXCEN_10uA (1 << 0) /* Excitation Current 10uA */
-#define AD7793_IO_IXCEN_210uA (2 << 0) /* Excitation Current 210uA */
-#define AD7793_IO_IXCEN_1mA (3 << 0) /* Excitation Current 1mA */
-
/**
* enum ad7793_clock_source - AD7793 clock source selection
* @AD7793_CLK_SRC_INT: Internal 64 kHz clock, not available at the CLK pin.