iio: adc: Add info property under adc_data

Add info property under adc_data to support adding ADC variants
which may use different iio_info than the one defined for PMIC5.
Signed-off-by: Jishnu Prakash <jprakash@codeaurora.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/adc/qcom-spmi-adc5.c

@@ -629,6 +629,7 @@ static const struct adc5_data adc5_data_pmic = {
 	.full_scale_code_volt = 0x70e4,
 	.full_scale_code_cur = 0x2710,
 	.adc_chans = adc5_chans_pmic,
+	.info = &adc5_info,
 	.decimation = (unsigned int [ADC5_DECIMATION_SAMPLES_MAX])
 				{250, 420, 840},
 	.hw_settle_1 = (unsigned int [VADC_HW_SETTLE_SAMPLES_MAX])
@@ -643,6 +644,7 @@ static const struct adc5_data adc5_data_pmic_rev2 = {
 	.full_scale_code_volt = 0x4000,
 	.full_scale_code_cur = 0x1800,
 	.adc_chans = adc5_chans_rev2,
+	.info = &adc5_info,
 	.decimation = (unsigned int [ADC5_DECIMATION_SAMPLES_MAX])
 				{256, 512, 1024},
 	.hw_settle_1 = (unsigned int [VADC_HW_SETTLE_SAMPLES_MAX])
@@ -777,7 +779,7 @@ static int adc5_probe(struct platform_device *pdev)
 	indio_dev->dev.of_node = node;
 	indio_dev->name = pdev->name;
 	indio_dev->modes = INDIO_DIRECT_MODE;
-	indio_dev->info = &adc5_info;
+	indio_dev->info = adc->data->info;
 	indio_dev->channels = adc->iio_chans;
 	indio_dev->num_channels = adc->nchannels;
 

drivers/iio/adc/qcom-vadc-common.h

@@ -136,6 +136,7 @@ struct adc5_data {
 	const u32	full_scale_code_volt;
 	const u32	full_scale_code_cur;
 	const struct adc5_channels *adc_chans;
+	const struct iio_info *info;
 	unsigned int	*decimation;
 	unsigned int	*hw_settle_1;
 	unsigned int	*hw_settle_2;