* (RW, 16-bit (AD7792)/24-bit (AD7192)) */
/* Communications Register Bit Designations (AD7192_REG_COMM) */
-#define AD7192_COMM_WEN (1 << 7) /* Write Enable */
-#define AD7192_COMM_WRITE (0 << 6) /* Write Operation */
-#define AD7192_COMM_READ (1 << 6) /* Read Operation */
+#define AD7192_COMM_WEN BIT(7) /* Write Enable */
+#define AD7192_COMM_WRITE 0 /* Write Operation */
+#define AD7192_COMM_READ BIT(6) /* Read Operation */
#define AD7192_COMM_ADDR(x) (((x) & 0x7) << 3) /* Register Address */
-#define AD7192_COMM_CREAD (1 << 2) /* Continuous Read of Data Register */
+#define AD7192_COMM_CREAD BIT(2) /* Continuous Read of Data Register */
/* Status Register Bit Designations (AD7192_REG_STAT) */
-#define AD7192_STAT_RDY (1 << 7) /* Ready */
-#define AD7192_STAT_ERR (1 << 6) /* Error (Overrange, Underrange) */
-#define AD7192_STAT_NOREF (1 << 5) /* Error no external reference */
-#define AD7192_STAT_PARITY (1 << 4) /* Parity */
-#define AD7192_STAT_CH3 (1 << 2) /* Channel 3 */
-#define AD7192_STAT_CH2 (1 << 1) /* Channel 2 */
-#define AD7192_STAT_CH1 (1 << 0) /* Channel 1 */
+#define AD7192_STAT_RDY BIT(7) /* Ready */
+#define AD7192_STAT_ERR BIT(6) /* Error (Overrange, Underrange) */
+#define AD7192_STAT_NOREF BIT(5) /* Error no external reference */
+#define AD7192_STAT_PARITY BIT(4) /* Parity */
+#define AD7192_STAT_CH3 BIT(2) /* Channel 3 */
+#define AD7192_STAT_CH2 BIT(1) /* Channel 2 */
+#define AD7192_STAT_CH1 BIT(0) /* Channel 1 */
/* Mode Register Bit Designations (AD7192_REG_MODE) */
#define AD7192_MODE_SEL(x) (((x) & 0x7) << 21) /* Operation Mode Select */
#define AD7192_MODE_SEL_MASK (0x7 << 21) /* Operation Mode Select Mask */
-#define AD7192_MODE_DAT_STA (1 << 20) /* Status Register transmission */
+#define AD7192_MODE_DAT_STA BIT(20) /* Status Register transmission */
#define AD7192_MODE_CLKSRC(x) (((x) & 0x3) << 18) /* Clock Source Select */
-#define AD7192_MODE_SINC3 (1 << 15) /* SINC3 Filter Select */
-#define AD7192_MODE_ACX (1 << 14) /* AC excitation enable(AD7195 only)*/
-#define AD7192_MODE_ENPAR (1 << 13) /* Parity Enable */
-#define AD7192_MODE_CLKDIV (1 << 12) /* Clock divide by 2 (AD7190/2 only)*/
-#define AD7192_MODE_SCYCLE (1 << 11) /* Single cycle conversion */
-#define AD7192_MODE_REJ60 (1 << 10) /* 50/60Hz notch filter */
+#define AD7192_MODE_SINC3 BIT(15) /* SINC3 Filter Select */
+#define AD7192_MODE_ACX BIT(14) /* AC excitation enable(AD7195 only)*/
+#define AD7192_MODE_ENPAR BIT(13) /* Parity Enable */
+#define AD7192_MODE_CLKDIV BIT(12) /* Clock divide by 2 (AD7190/2 only)*/
+#define AD7192_MODE_SCYCLE BIT(11) /* Single cycle conversion */
+#define AD7192_MODE_REJ60 BIT(10) /* 50/60Hz notch filter */
#define AD7192_MODE_RATE(x) ((x) & 0x3FF) /* Filter Update Rate Select */
/* Mode Register: AD7192_MODE_SEL options */
/* Configuration Register Bit Designations (AD7192_REG_CONF) */
-#define AD7192_CONF_CHOP (1 << 23) /* CHOP enable */
-#define AD7192_CONF_REFSEL (1 << 20) /* REFIN1/REFIN2 Reference Select */
+#define AD7192_CONF_CHOP BIT(23) /* CHOP enable */
+#define AD7192_CONF_REFSEL BIT(20) /* REFIN1/REFIN2 Reference Select */
#define AD7192_CONF_CHAN(x) (((1 << (x)) & 0xFF) << 8) /* Channel select */
#define AD7192_CONF_CHAN_MASK (0xFF << 8) /* Channel select mask */
-#define AD7192_CONF_BURN (1 << 7) /* Burnout current enable */
-#define AD7192_CONF_REFDET (1 << 6) /* Reference detect enable */
-#define AD7192_CONF_BUF (1 << 4) /* Buffered Mode Enable */
-#define AD7192_CONF_UNIPOLAR (1 << 3) /* Unipolar/Bipolar Enable */
+#define AD7192_CONF_BURN BIT(7) /* Burnout current enable */
+#define AD7192_CONF_REFDET BIT(6) /* Reference detect enable */
+#define AD7192_CONF_BUF BIT(4) /* Buffered Mode Enable */
+#define AD7192_CONF_UNIPOLAR BIT(3) /* Unipolar/Bipolar Enable */
#define AD7192_CONF_GAIN(x) ((x) & 0x7) /* Gain Select */
#define AD7192_CH_AIN1P_AIN2M 0 /* AIN1(+) - AIN2(-) */
#define AD7192_ID_MASK 0x0F
/* GPOCON Register Bit Designations (AD7192_REG_GPOCON) */
-#define AD7192_GPOCON_BPDSW (1 << 6) /* Bridge power-down switch enable */
-#define AD7192_GPOCON_GP32EN (1 << 5) /* Digital Output P3 and P2 enable */
-#define AD7192_GPOCON_GP10EN (1 << 4) /* Digital Output P1 and P0 enable */
-#define AD7192_GPOCON_P3DAT (1 << 3) /* P3 state */
-#define AD7192_GPOCON_P2DAT (1 << 2) /* P2 state */
-#define AD7192_GPOCON_P1DAT (1 << 1) /* P1 state */
-#define AD7192_GPOCON_P0DAT (1 << 0) /* P0 state */
+#define AD7192_GPOCON_BPDSW BIT(6) /* Bridge power-down switch enable */
+#define AD7192_GPOCON_GP32EN BIT(5) /* Digital Output P3 and P2 enable */
+#define AD7192_GPOCON_GP10EN BIT(4) /* Digital Output P1 and P0 enable */
+#define AD7192_GPOCON_P3DAT BIT(3) /* P3 state */
+#define AD7192_GPOCON_P2DAT BIT(2) /* P2 state */
+#define AD7192_GPOCON_P1DAT BIT(1) /* P1 state */
+#define AD7192_GPOCON_P0DAT BIT(0) /* P0 state */
#define AD7192_INT_FREQ_MHz 4915200
#define AD7280A_CNVST_CONTROL 0x1D /* D7 to D0, Read/write */
/* Bits and Masks */
-#define AD7280A_CTRL_HB_CONV_INPUT_ALL (0 << 6)
-#define AD7280A_CTRL_HB_CONV_INPUT_6CELL_AUX1_3_4 (1 << 6)
-#define AD7280A_CTRL_HB_CONV_INPUT_6CELL (2 << 6)
-#define AD7280A_CTRL_HB_CONV_INPUT_SELF_TEST (3 << 6)
-#define AD7280A_CTRL_HB_CONV_RES_READ_ALL (0 << 4)
-#define AD7280A_CTRL_HB_CONV_RES_READ_6CELL_AUX1_3_4 (1 << 4)
-#define AD7280A_CTRL_HB_CONV_RES_READ_6CELL (2 << 4)
-#define AD7280A_CTRL_HB_CONV_RES_READ_NO (3 << 4)
-#define AD7280A_CTRL_HB_CONV_START_CNVST (0 << 3)
-#define AD7280A_CTRL_HB_CONV_START_CS (1 << 3)
-#define AD7280A_CTRL_HB_CONV_AVG_DIS (0 << 1)
-#define AD7280A_CTRL_HB_CONV_AVG_2 (1 << 1)
-#define AD7280A_CTRL_HB_CONV_AVG_4 (2 << 1)
-#define AD7280A_CTRL_HB_CONV_AVG_8 (3 << 1)
+#define AD7280A_CTRL_HB_CONV_INPUT_ALL 0
+#define AD7280A_CTRL_HB_CONV_INPUT_6CELL_AUX1_3_4 BIT(6)
+#define AD7280A_CTRL_HB_CONV_INPUT_6CELL BIT(7)
+#define AD7280A_CTRL_HB_CONV_INPUT_SELF_TEST (BIT(7) | BIT(6))
+#define AD7280A_CTRL_HB_CONV_RES_READ_ALL 0
+#define AD7280A_CTRL_HB_CONV_RES_READ_6CELL_AUX1_3_4 BIT(4)
+#define AD7280A_CTRL_HB_CONV_RES_READ_6CELL BIT(5)
+#define AD7280A_CTRL_HB_CONV_RES_READ_NO (BIT(5) | BIT(4))
+#define AD7280A_CTRL_HB_CONV_START_CNVST 0
+#define AD7280A_CTRL_HB_CONV_START_CS BIT(3)
+#define AD7280A_CTRL_HB_CONV_AVG_DIS 0
+#define AD7280A_CTRL_HB_CONV_AVG_2 BIT(1)
+#define AD7280A_CTRL_HB_CONV_AVG_4 BIT(2)
+#define AD7280A_CTRL_HB_CONV_AVG_8 (BIT(2) | BIT(1))
#define AD7280A_CTRL_HB_CONV_AVG(x) ((x) << 1)
-#define AD7280A_CTRL_HB_PWRDN_SW (1 << 0)
+#define AD7280A_CTRL_HB_PWRDN_SW BIT(0)
-#define AD7280A_CTRL_LB_SWRST (1 << 7)
-#define AD7280A_CTRL_LB_ACQ_TIME_400ns (0 << 5)
-#define AD7280A_CTRL_LB_ACQ_TIME_800ns (1 << 5)
-#define AD7280A_CTRL_LB_ACQ_TIME_1200ns (2 << 5)
-#define AD7280A_CTRL_LB_ACQ_TIME_1600ns (3 << 5)
+#define AD7280A_CTRL_LB_SWRST BIT(7)
+#define AD7280A_CTRL_LB_ACQ_TIME_400ns 0
+#define AD7280A_CTRL_LB_ACQ_TIME_800ns BIT(5)
+#define AD7280A_CTRL_LB_ACQ_TIME_1200ns BIT(6)
+#define AD7280A_CTRL_LB_ACQ_TIME_1600ns (BIT(6) | BIT(5))
#define AD7280A_CTRL_LB_ACQ_TIME(x) ((x) << 5)
-#define AD7280A_CTRL_LB_MUST_SET (1 << 4)
-#define AD7280A_CTRL_LB_THERMISTOR_EN (1 << 3)
-#define AD7280A_CTRL_LB_LOCK_DEV_ADDR (1 << 2)
-#define AD7280A_CTRL_LB_INC_DEV_ADDR (1 << 1)
-#define AD7280A_CTRL_LB_DAISY_CHAIN_RB_EN (1 << 0)
-
-#define AD7280A_ALERT_GEN_STATIC_HIGH (1 << 6)
-#define AD7280A_ALERT_RELAY_SIG_CHAIN_DOWN (3 << 6)
+#define AD7280A_CTRL_LB_MUST_SET BIT(4)
+#define AD7280A_CTRL_LB_THERMISTOR_EN BIT(3)
+#define AD7280A_CTRL_LB_LOCK_DEV_ADDR BIT(2)
+#define AD7280A_CTRL_LB_INC_DEV_ADDR BIT(1)
+#define AD7280A_CTRL_LB_DAISY_CHAIN_RB_EN BIT(0)
+
+#define AD7280A_ALERT_GEN_STATIC_HIGH BIT(6)
+#define AD7280A_ALERT_RELAY_SIG_CHAIN_DOWN (BIT(7) | BIT(6))
#define AD7280A_ALL_CELLS (0xAD << 16)
#include "ad7780.h"
-#define AD7780_RDY (1 << 7)
-#define AD7780_FILTER (1 << 6)
-#define AD7780_ERR (1 << 5)
-#define AD7780_ID1 (1 << 4)
-#define AD7780_ID0 (1 << 3)
-#define AD7780_GAIN (1 << 2)
-#define AD7780_PAT1 (1 << 1)
-#define AD7780_PAT0 (1 << 0)
+#define AD7780_RDY BIT(7)
+#define AD7780_FILTER BIT(6)
+#define AD7780_ERR BIT(5)
+#define AD7780_ID1 BIT(4)
+#define AD7780_ID0 BIT(3)
+#define AD7780_GAIN BIT(2)
+#define AD7780_PAT1 BIT(1)
+#define AD7780_PAT0 BIT(0)
struct ad7780_chip_info {
struct iio_chan_spec channel;
* be sampled as regular LRADC channels. The driver will refuse any
* attempt to sample these channels.
*/
-#define CHAN_MASK_TOUCHBUTTON (0x3 << 0)
+#define CHAN_MASK_TOUCHBUTTON (BIT(1) | BIT(0))
#define CHAN_MASK_TOUCHSCREEN_4WIRE (0xf << 2)
#define CHAN_MASK_TOUCHSCREEN_5WIRE (0x1f << 2)
enum mxs_lradc_ts use_touchscreen;
};
#define LRADC_CTRL0 0x00
-# define LRADC_CTRL0_MX28_TOUCH_DETECT_ENABLE (1 << 23)
-# define LRADC_CTRL0_MX28_TOUCH_SCREEN_TYPE (1 << 22)
-# define LRADC_CTRL0_MX28_YNNSW /* YM */ (1 << 21)
-# define LRADC_CTRL0_MX28_YPNSW /* YP */ (1 << 20)
-# define LRADC_CTRL0_MX28_YPPSW /* YP */ (1 << 19)
-# define LRADC_CTRL0_MX28_XNNSW /* XM */ (1 << 18)
-# define LRADC_CTRL0_MX28_XNPSW /* XM */ (1 << 17)
-# define LRADC_CTRL0_MX28_XPPSW /* XP */ (1 << 16)
-
-# define LRADC_CTRL0_MX23_TOUCH_DETECT_ENABLE (1 << 20)
-# define LRADC_CTRL0_MX23_YM (1 << 19)
-# define LRADC_CTRL0_MX23_XM (1 << 18)
-# define LRADC_CTRL0_MX23_YP (1 << 17)
-# define LRADC_CTRL0_MX23_XP (1 << 16)
+# define LRADC_CTRL0_MX28_TOUCH_DETECT_ENABLE BIT(23)
+# define LRADC_CTRL0_MX28_TOUCH_SCREEN_TYPE BIT(22)
+# define LRADC_CTRL0_MX28_YNNSW /* YM */ BIT(21)
+# define LRADC_CTRL0_MX28_YPNSW /* YP */ BIT(20)
+# define LRADC_CTRL0_MX28_YPPSW /* YP */ BIT(19)
+# define LRADC_CTRL0_MX28_XNNSW /* XM */ BIT(18)
+# define LRADC_CTRL0_MX28_XNPSW /* XM */ BIT(17)
+# define LRADC_CTRL0_MX28_XPPSW /* XP */ BIT(16)
+
+# define LRADC_CTRL0_MX23_TOUCH_DETECT_ENABLE BIT(20)
+# define LRADC_CTRL0_MX23_YM BIT(19)
+# define LRADC_CTRL0_MX23_XM BIT(18)
+# define LRADC_CTRL0_MX23_YP BIT(17)
+# define LRADC_CTRL0_MX23_XP BIT(16)
# define LRADC_CTRL0_MX28_PLATE_MASK \
(LRADC_CTRL0_MX28_TOUCH_DETECT_ENABLE | \
LRADC_CTRL0_MX23_YP | LRADC_CTRL0_MX23_XP)
#define LRADC_CTRL1 0x10
-#define LRADC_CTRL1_TOUCH_DETECT_IRQ_EN (1 << 24)
+#define LRADC_CTRL1_TOUCH_DETECT_IRQ_EN BIT(24)
#define LRADC_CTRL1_LRADC_IRQ_EN(n) (1 << ((n) + 16))
#define LRADC_CTRL1_MX28_LRADC_IRQ_EN_MASK (0x1fff << 16)
#define LRADC_CTRL1_MX23_LRADC_IRQ_EN_MASK (0x01ff << 16)
#define LRADC_CTRL1_LRADC_IRQ_EN_OFFSET 16
-#define LRADC_CTRL1_TOUCH_DETECT_IRQ (1 << 8)
+#define LRADC_CTRL1_TOUCH_DETECT_IRQ BIT(8)
#define LRADC_CTRL1_LRADC_IRQ(n) (1 << (n))
#define LRADC_CTRL1_MX28_LRADC_IRQ_MASK 0x1fff
#define LRADC_CTRL1_MX23_LRADC_IRQ_MASK 0x01ff
#define LRADC_CTRL2 0x20
#define LRADC_CTRL2_DIVIDE_BY_TWO_OFFSET 24
-#define LRADC_CTRL2_TEMPSENSE_PWD (1 << 15)
+#define LRADC_CTRL2_TEMPSENSE_PWD BIT(15)
#define LRADC_STATUS 0x40
-#define LRADC_STATUS_TOUCH_DETECT_RAW (1 << 0)
+#define LRADC_STATUS_TOUCH_DETECT_RAW BIT(0)
#define LRADC_CH(n) (0x50 + (0x10 * (n)))
-#define LRADC_CH_ACCUMULATE (1 << 29)
+#define LRADC_CH_ACCUMULATE BIT(29)
#define LRADC_CH_NUM_SAMPLES_MASK (0x1f << 24)
#define LRADC_CH_NUM_SAMPLES_OFFSET 24
#define LRADC_CH_NUM_SAMPLES(x) \
*/
mxs_lradc_reg_wrt(lradc,
LRADC_DELAY_TRIGGER(0) | /* don't trigger ADC */
- LRADC_DELAY_TRIGGER_DELAYS(1 << 3) | /* trigger DELAY unit#3 */
+ LRADC_DELAY_TRIGGER_DELAYS(BIT(3)) | /* trigger DELAY unit#3 */
LRADC_DELAY_KICK |
LRADC_DELAY_DELAY(lradc->settling_delay),
LRADC_DELAY(2));
*/
mxs_lradc_reg_wrt(lradc,
LRADC_DELAY_TRIGGER(0) | /* don't trigger ADC */
- LRADC_DELAY_TRIGGER_DELAYS(1 << 3) | /* trigger DELAY unit#3 */
+ LRADC_DELAY_TRIGGER_DELAYS(BIT(3)) | /* trigger DELAY unit#3 */
LRADC_DELAY_KICK |
LRADC_DELAY_DELAY(lradc->settling_delay), LRADC_DELAY(2));
}
/* Enable the IRQ and start sampling the channel. */
mxs_lradc_reg_set(lradc, LRADC_CTRL1_LRADC_IRQ_EN(0), LRADC_CTRL1);
- mxs_lradc_reg_set(lradc, 1 << 0, LRADC_CTRL0);
+ mxs_lradc_reg_set(lradc, BIT(0), LRADC_CTRL0);
/* Wait for completion on the channel, 1 second max. */
ret = wait_for_completion_killable_timeout(&lradc->completion, HZ);
#define SPEAR_ADC_CLK_HIGH(x) (((x) & 0xf) << 4)
/* Bit definitions for SPEAR_ADC_STATUS */
-#define SPEAR_ADC_STATUS_START_CONVERSION (1 << 0)
+#define SPEAR_ADC_STATUS_START_CONVERSION BIT(0)
#define SPEAR_ADC_STATUS_CHANNEL_NUM(x) ((x) << 1)
-#define SPEAR_ADC_STATUS_ADC_ENABLE (1 << 4)
+#define SPEAR_ADC_STATUS_ADC_ENABLE BIT(4)
#define SPEAR_ADC_STATUS_AVG_SAMPLE(x) ((x) << 5)
-#define SPEAR_ADC_STATUS_VREF_INTERNAL (1 << 9)
+#define SPEAR_ADC_STATUS_VREF_INTERNAL BIT(9)
#define SPEAR_ADC_DATA_MASK 0x03ff
#define SPEAR_ADC_DATA_BITS 10
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