iio: adc: ad7476: Add IIO_CHAN_INFO_RAW for AD7091R (3a6af93d) · Commits · 戴 / test

drivers/iio/adc/ad7476.c

+11 −0

Original line number	Diff line number	Diff line
		@@ -29,6 +29,8 @@ struct ad7476_state;
		struct ad7476_chip_info {
		unsigned int int_vref_uv;
		struct iio_chan_spec channel[2];
		/* channels used when convst gpio is defined */
		struct iio_chan_spec convst_channel[2];
		void (reset)(struct ad7476_state );
		};

		@@ -109,6 +111,8 @@ static int ad7476_scan_direct(struct ad7476_state *st)
		{
		int ret;

		ad7091_convst(st);

		ret = spi_sync(st->spi, &st->msg);
		if (ret)
		return ret;
		@@ -176,6 +180,8 @@ static int ad7476_read_raw(struct iio_dev *indio_dev,
		#define AD7940_CHAN(bits) _AD7476_CHAN((bits), 15 - (bits), \
		BIT(IIO_CHAN_INFO_RAW))
		#define AD7091R_CHAN(bits) _AD7476_CHAN((bits), 16 - (bits), 0)
		#define AD7091R_CONVST_CHAN(bits) _AD7476_CHAN((bits), 16 - (bits), \
		BIT(IIO_CHAN_INFO_RAW))
		#define ADS786X_CHAN(bits) _AD7476_CHAN((bits), 12 - (bits), \
		BIT(IIO_CHAN_INFO_RAW))

		@@ -183,6 +189,8 @@ static const struct ad7476_chip_info ad7476_chip_info_tbl[] = {
		[ID_AD7091R] = {
		.channel[0] = AD7091R_CHAN(12),
		.channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
		.convst_channel[0] = AD7091R_CONVST_CHAN(12),
		.convst_channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
		.reset = ad7091_reset,
		},
		[ID_AD7276] = {
		@@ -288,6 +296,9 @@ static int ad7476_probe(struct spi_device *spi)
		indio_dev->channels = st->chip_info->channel;
		indio_dev->num_channels = 2;
		indio_dev->info = &ad7476_info;

		if (st->convst_gpio && st->chip_info->convst_channel)
		indio_dev->channels = st->chip_info->convst_channel;
		/* Setup default message */

		st->xfer.rx_buf = &st->data;