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Commit 78f16dbd authored by Sascha Hauer's avatar Sascha Hauer Committed by Jonathan Cameron
Browse files

iio: adc: mcp3422: Add mcp3421 support 



The mcp3421 is the single channel variant of the mcp342x family. Support
is straight forward, only the channels array has to be added for this
chip.

Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent f3cf3fb7

drivers/iio/adc/mcp3422.c

+9 −0
Original line number Diff line number Diff line
@@ -305,6 +305,10 @@ static const struct attribute_group mcp3422_attribute_group = { 
	.attrs = mcp3422_attributes,

};



static const struct iio_chan_spec mcp3421_channels[] = {

	MCP3422_CHAN(0),

};



static const struct iio_chan_spec mcp3422_channels[] = {

	MCP3422_CHAN(0),

	MCP3422_CHAN(1),
@@ -352,6 +356,10 @@ static int mcp3422_probe(struct i2c_client *client, 
	indio_dev->info = &mcp3422_info;



	switch (adc->id) {

	case 1:

		indio_dev->channels = mcp3421_channels;

		indio_dev->num_channels = ARRAY_SIZE(mcp3421_channels);

		break;

	case 2:

	case 3:

	case 6:
@@ -383,6 +391,7 @@ static int mcp3422_probe(struct i2c_client *client, 
}



static const struct i2c_device_id mcp3422_id[] = {

	{ "mcp3421", 1 },

	{ "mcp3422", 2 },

	{ "mcp3423", 3 },

	{ "mcp3424", 4 },