iio: adc: cf_axi_adc: Add macros and struct field

This adds ADI_REG_CHAN_RAW_DATA and ADI_SOFTSPAN macros for channel raw data and softspan registers and add resolution field in axiadc_chip_info struct to store the ADC resolution. Signed-off-by: Kim Seer Paller <[email protected]>
analogdevicesinc · Jul 26, 2023 · cff6cc5 · cff6cc5
1 parent 4589294
commit cff6cc5
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/drivers/iio/adc/cf_axi_adc.h b/drivers/iio/adc/cf_axi_adc.h
@@ -123,6 +123,8 @@
 #define ADI_PN_OOS			(1 << 1)
 #define ADI_OVER_RANGE			(1 << 0)
 
+#define ADI_REG_CHAN_RAW_DATA(c)	(0x0408 + (c) * 0x40)
+
 #define ADI_REG_CHAN_CNTRL_1(c)		(0x0410 + (c) * 0x40)
 #define ADI_DCFILT_OFFSET(x)		(((x) & 0xFFFF) << 16)
 #define ADI_TO_DCFILT_OFFSET(x)		(((x) >> 16) & 0xFFFF)
@@ -141,6 +143,8 @@
 #define ADI_ADC_DATA_SEL(x)		(((x) & 0xF) << 0)
 #define ADI_TO_ADC_DATA_SEL(x)		(((x) >> 0) & 0xF)
 
+#define ADI_SOFTSPAN(c)			(0x0428 + (c) * 0x40)
+
 enum adc_pn_sel {
 	ADC_PN9 = 0,
 	ADC_PN23A = 1,
@@ -198,6 +202,7 @@ struct axiadc_chip_info {
 	const unsigned long 	*scan_masks;
 	const int			(*scale_table)[2];
 	int				num_scales;
+	int				resolution;
 	int				max_testmode;
 	unsigned long			max_rate;
 	struct iio_chan_spec		channel[AXIADC_MAX_CHANNEL];