In order to provide a channel name to in kernel consumers add the
datasheet names for every usable AD channel.
Signed-off-by: Stefan Wahren <stefan.wah...@i2se.com>
---
drivers/staging/iio/adc/mxs-lradc.c | 32 +++++++++++++++++---------------
1 file changed, 17 insertions(+), 15 deletions(-)
diff --git a/drivers/staging/iio/adc/mxs-lradc.c
b/drivers/staging/iio/adc/mxs-lradc.c
index d7c5223..cafd6a0 100644
--- a/drivers/staging/iio/adc/mxs-lradc.c
+++ b/drivers/staging/iio/adc/mxs-lradc.c
@@ -1369,7 +1369,7 @@ static const struct iio_buffer_setup_ops
mxs_lradc_buffer_ops = {
* Driver initialization
*/
-#define MXS_ADC_CHAN(idx, chan_type) { \
+#define MXS_ADC_CHAN(idx, chan_type, name) { \
.type = (chan_type), \
.indexed = 1, \
.scan_index = (idx), \
@@ -1382,17 +1382,18 @@ static const struct iio_buffer_setup_ops
mxs_lradc_buffer_ops = {
.realbits = LRADC_RESOLUTION, \
.storagebits = 32, \
}, \
+ .datasheet_name = (name), \
}
static const struct iio_chan_spec mxs_lradc_chan_spec[] = {
- MXS_ADC_CHAN(0, IIO_VOLTAGE),
- MXS_ADC_CHAN(1, IIO_VOLTAGE),
- MXS_ADC_CHAN(2, IIO_VOLTAGE),
- MXS_ADC_CHAN(3, IIO_VOLTAGE),
- MXS_ADC_CHAN(4, IIO_VOLTAGE),
- MXS_ADC_CHAN(5, IIO_VOLTAGE),
- MXS_ADC_CHAN(6, IIO_VOLTAGE),
- MXS_ADC_CHAN(7, IIO_VOLTAGE), /* VBATT */
+ MXS_ADC_CHAN(0, IIO_VOLTAGE, "LRADC0"),
+ MXS_ADC_CHAN(1, IIO_VOLTAGE, "LRADC1"),
+ MXS_ADC_CHAN(2, IIO_VOLTAGE, "LRADC2"),
+ MXS_ADC_CHAN(3, IIO_VOLTAGE, "LRADC3"),
+ MXS_ADC_CHAN(4, IIO_VOLTAGE, "LRADC4"),
+ MXS_ADC_CHAN(5, IIO_VOLTAGE, "LRADC5"),
+ MXS_ADC_CHAN(6, IIO_VOLTAGE, "LRADC6"),
+ MXS_ADC_CHAN(7, IIO_VOLTAGE, "VBATT"),
/* Combined Temperature sensors */
{
.type = IIO_TEMP,
@@ -1403,6 +1404,7 @@ static const struct iio_chan_spec mxs_lradc_chan_spec[] =
{
BIT(IIO_CHAN_INFO_SCALE),
.channel = 8,
.scan_type = {.sign = 'u', .realbits = 18, .storagebits = 32,},
+ .datasheet_name = "TEMP_DIE",
},
/* Hidden channel to keep indexes */
{
@@ -1411,12 +1413,12 @@ static const struct iio_chan_spec mxs_lradc_chan_spec[]
= {
.scan_index = -1,
.channel = 9,
},
- MXS_ADC_CHAN(10, IIO_VOLTAGE), /* VDDIO */
- MXS_ADC_CHAN(11, IIO_VOLTAGE), /* VTH */
- MXS_ADC_CHAN(12, IIO_VOLTAGE), /* VDDA */
- MXS_ADC_CHAN(13, IIO_VOLTAGE), /* VDDD */
- MXS_ADC_CHAN(14, IIO_VOLTAGE), /* VBG */
- MXS_ADC_CHAN(15, IIO_VOLTAGE), /* VDD5V */
+ MXS_ADC_CHAN(10, IIO_VOLTAGE, "VDDIO"),
+ MXS_ADC_CHAN(11, IIO_VOLTAGE, "VTH"),
+ MXS_ADC_CHAN(12, IIO_VOLTAGE, "VDDA"),
+ MXS_ADC_CHAN(13, IIO_VOLTAGE, "VDDD"),
+ MXS_ADC_CHAN(14, IIO_VOLTAGE, "VBG"),
+ MXS_ADC_CHAN(15, IIO_VOLTAGE, "VDD5V"),
};
static int mxs_lradc_hw_init(struct mxs_lradc *lradc)
--
1.7.9.5
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