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author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-06-21 13:44:30 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-06-22 08:16:13 +0200 |
commit | e4067b75fb6ca83a58b2c342a0b3ee12e1223c4e (patch) | |
tree | be013bf46292f4696ac776bc91c1cf35b7adab24 /dts/Bindings/iio/dac | |
parent | fe040e0977fab29216f5039e8f9b04e6dbec859a (diff) | |
download | barebox-e4067b75fb6ca83a58b2c342a0b3ee12e1223c4e.tar.gz barebox-e4067b75fb6ca83a58b2c342a0b3ee12e1223c4e.tar.xz |
dts: update to v4.18-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/iio/dac')
-rw-r--r-- | dts/Bindings/iio/dac/ltc2632.txt | 14 | ||||
-rw-r--r-- | dts/Bindings/iio/dac/ti,dac5571.txt | 24 |
2 files changed, 38 insertions, 0 deletions
diff --git a/dts/Bindings/iio/dac/ltc2632.txt b/dts/Bindings/iio/dac/ltc2632.txt index eb911e5a8a..e0d5fea330 100644 --- a/dts/Bindings/iio/dac/ltc2632.txt +++ b/dts/Bindings/iio/dac/ltc2632.txt @@ -12,12 +12,26 @@ Required properties: Property rules described in Documentation/devicetree/bindings/spi/spi-bus.txt apply. In particular, "reg" and "spi-max-frequency" properties must be given. +Optional properties: + - vref-supply: Phandle to the external reference voltage supply. This should + only be set if there is an external reference voltage connected to the VREF + pin. If the property is not set the internal reference is used. + Example: + vref: regulator-vref { + compatible = "regulator-fixed"; + regulator-name = "vref-ltc2632"; + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <1250000>; + regulator-always-on; + }; + spi_master { dac: ltc2632@0 { compatible = "lltc,ltc2632-l12"; reg = <0>; /* CS0 */ spi-max-frequency = <1000000>; + vref-supply = <&vref>; /* optional */ }; }; diff --git a/dts/Bindings/iio/dac/ti,dac5571.txt b/dts/Bindings/iio/dac/ti,dac5571.txt new file mode 100644 index 0000000000..03af6b9a4d --- /dev/null +++ b/dts/Bindings/iio/dac/ti,dac5571.txt @@ -0,0 +1,24 @@ +* Texas Instruments DAC5571 Family + +Required properties: + - compatible: Should contain + "ti,dac5571" + "ti,dac6571" + "ti,dac7571" + "ti,dac5574" + "ti,dac6574" + "ti,dac7574" + "ti,dac5573" + "ti,dac6573" + "ti,dac7573" + - reg: Should contain the DAC I2C address + +Optional properties: + - vref-supply: The regulator supply for DAC reference voltage + +Example: +dac@0 { + compatible = "ti,dac5571"; + reg = <0x4C>; + vref-supply = <&vdd_supply>; +}; |