[PATCH 1/1] iio:adc128s052: add support for adc124s021
From: Oliver StÃbler
Date: Wed Dec 09 2015 - 04:31:08 EST
Signed-off-by: Oliver StÃbler <oliver.staebler@xxxxxxxxxxxxxx>
---
Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt | 4 ++--
drivers/iio/adc/Kconfig | 6 +++---
drivers/iio/adc/ti-adc128s052.c | 13 ++++++++++++-
3 files changed, 17 insertions(+), 6 deletions(-)
diff --git a/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt b/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt
index 15ca6b4..daa2b2c 100644
--- a/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt
+++ b/Documentation/devicetree/bindings/iio/adc/ti-adc128s052.txt
@@ -1,7 +1,7 @@
-* Texas Instruments' ADC128S052 and ADC122S021 ADC chip
+* Texas Instruments' ADC128S052, ADC122S021 and ADC124S021 ADC chip
Required properties:
- - compatible: Should be "ti,adc128s052" or "ti,adc122s021"
+ - compatible: Should be "ti,adc128s052", "ti,adc122s021" or "ti,adc124s021"
- reg: spi chip select number for the device
- vref-supply: The regulator supply for ADC reference voltage
diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index 7868c74..351bd11 100644
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -324,11 +324,11 @@ config TI_ADC081C
called ti-adc081c.
config TI_ADC128S052
- tristate "Texas Instruments ADC128S052/ADC122S021"
+ tristate "Texas Instruments ADC128S052/ADC122S021/ADC124S021"
depends on SPI
help
- If you say yes here you get support for Texas Instruments ADC128S052
- and ADC122S021 chips.
+ If you say yes here you get support for Texas Instruments ADC128S052,
+ ADC122S021 and ADC124S021 chips.
This driver can also be built as a module. If so, the module will be
called ti-adc128s052.
diff --git a/drivers/iio/adc/ti-adc128s052.c b/drivers/iio/adc/ti-adc128s052.c
index ff6f7f6..bc58867 100644
--- a/drivers/iio/adc/ti-adc128s052.c
+++ b/drivers/iio/adc/ti-adc128s052.c
@@ -1,10 +1,11 @@
/*
* Copyright (C) 2014 Angelo Compagnucci <angelo.compagnucci@xxxxxxxxx>
*
- * Driver for Texas Instruments' ADC128S052 and ADC122S021 ADC chip.
+ * Driver for Texas Instruments' ADC128S052, ADC122S021 and ADC124S021 ADC chip.
* Datasheets can be found here:
* http://www.ti.com/lit/ds/symlink/adc128s052.pdf
* http://www.ti.com/lit/ds/symlink/adc122s021.pdf
+ * http://www.ti.com/lit/ds/symlink/adc124s021.pdf
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -114,9 +115,17 @@ static const struct iio_chan_spec adc122s021_channels[] = {
ADC128_VOLTAGE_CHANNEL(1),
};
+static const struct iio_chan_spec adc124s021_channels[] = {
+ ADC128_VOLTAGE_CHANNEL(0),
+ ADC128_VOLTAGE_CHANNEL(1),
+ ADC128_VOLTAGE_CHANNEL(2),
+ ADC128_VOLTAGE_CHANNEL(3),
+};
+
static const struct adc128_configuration adc128_config[] = {
{ adc128s052_channels, ARRAY_SIZE(adc128s052_channels) },
{ adc122s021_channels, ARRAY_SIZE(adc122s021_channels) },
+ { adc124s021_channels, ARRAY_SIZE(adc124s021_channels) },
};
static const struct iio_info adc128_info = {
@@ -177,6 +186,7 @@ static int adc128_remove(struct spi_device *spi)
static const struct of_device_id adc128_of_match[] = {
{ .compatible = "ti,adc128s052", },
{ .compatible = "ti,adc122s021", },
+ { .compatible = "ti,adc124s021", },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, adc128_of_match);
@@ -184,6 +194,7 @@ MODULE_DEVICE_TABLE(of, adc128_of_match);
static const struct spi_device_id adc128_id[] = {
{ "adc128s052", 0}, /* index into adc128_config */
{ "adc122s021", 1},
+ { "adc124s021", 2},
{ }
};
MODULE_DEVICE_TABLE(spi, adc128_id);
--
2.4.10
--
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