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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt b/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt new file mode 100644 index 000000000..bb85cd0e0 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt @@ -0,0 +1,24 @@ +Maxim thermocouple support + +* https://datasheets.maximintegrated.com/en/ds/MAX6675.pdf +* https://datasheets.maximintegrated.com/en/ds/MAX31855.pdf + +Required properties: + + - 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 + + Refer to spi/spi-bus.txt for generic SPI slave bindings. + +Example: + + max31855@0 { + compatible = "maxim,max31855k"; + reg = <0>; + spi-max-frequency = <4300000>; + }; |