diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2015-11-27 14:52:51 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2015-12-02 18:27:09 +0000 |
| commit | 78f16dbda5eee2f9379a6313cd01792160e2ec70 (patch) | |
| tree | 515762e6eef4d2eb7cc165c47416f01c50013e00 /drivers/iio | |
| parent | f3cf3fb7ec854c2b2429e5bb23186746e6511dae (diff) | |
| download | linux-78f16dbda5eee2f9379a6313cd01792160e2ec70.tar.bz2 | |
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: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/adc/mcp3422.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/iio/adc/mcp3422.c b/drivers/iio/adc/mcp3422.c index 3555122008b4..6eca7aea8a37 100644 --- a/drivers/iio/adc/mcp3422.c +++ b/drivers/iio/adc/mcp3422.c @@ -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 }, |