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authorAndrea Merello <andrea.merello@gmail.com>2019-11-20 15:47:56 +0100
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2019-11-23 14:25:02 +0000
commit3922f930de9d83fab3dcdc432ac046d79583e430 (patch)
tree1ad0657e59c45a4d2752021c3e14d900c7f99da4
parentd7f6a749f30bc2296e0d92553aa9f4daad7bcf1f (diff)
dt-bindings: iio: maxim_thermocouple: document new 'compatible' strings
Now the maxim_thermocouple has new, more specific, 'compatible' strings for better distinguish the various supported chips. This patch updates the DT bindings documentation accordingly Cc: Hartmut Knaack <knaack.h@gmx.de> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Cc: Colin Ian King <colin.king@canonical.com> Cc: Patrick Havelange <patrick.havelange@essensium.com> Cc: Matt Weber <matthew.weber@rockwellcollins.com> Cc: Matt Ranostay <matt.ranostay@konsulko.com> Cc: Chuhong Yuan <hslester96@gmail.com> Cc: Daniel Gomez <dagmcr@gmail.com> Cc: linux-iio@vger.kernel.org Cc: Rob Herring <robh+dt@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: devicetree@vger.kernel.org Signed-off-by: Andrea Merello <andrea.merello@gmail.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
-rw-r--r--Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt7
1 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt b/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt
index 28bc5c4d965b..bb85cd0e039c 100644
--- a/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt
+++ b/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt
@@ -5,7 +5,10 @@ Maxim thermocouple support
Required properties:
- - compatible: must be "maxim,max31855" or "maxim,max6675"
+ - compatible: must be "maxim,max6675" or one of the following:
+ "maxim,max31855k", "maxim,max31855j", "maxim,max31855n",
+ "maxim,max31855s", "maxim,max31855t", "maxim,max31855e",
+ "maxim,max31855r"; the generic "max,max31855" is deprecated.
- reg: SPI chip select number for the device
- spi-max-frequency: must be 4300000
- spi-cpha: must be defined for max6675 to enable SPI mode 1
@@ -15,7 +18,7 @@ Required properties:
Example:
max31855@0 {
- compatible = "maxim,max31855";
+ compatible = "maxim,max31855k";
reg = <0>;
spi-max-frequency = <4300000>;
};