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author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-11-07 09:48:28 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-11-08 08:57:14 +0100 |
commit | 646d1a09f05689a3a4781112a3b3e4747d0ba231 (patch) | |
tree | fe48ab82140e06e495051098fde1d97a4b1e56d5 /dts/Bindings/sound/adi,adau1977.txt | |
parent | ebc406c1ab2be0e6002e1d8ccbc5c1377a882895 (diff) | |
download | barebox-646d1a09f05689a3a4781112a3b3e4747d0ba231.tar.gz barebox-646d1a09f05689a3a4781112a3b3e4747d0ba231.tar.xz |
dts: update to v4.20-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/sound/adi,adau1977.txt')
-rw-r--r-- | dts/Bindings/sound/adi,adau1977.txt | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/dts/Bindings/sound/adi,adau1977.txt b/dts/Bindings/sound/adi,adau1977.txt new file mode 100644 index 0000000000..e79aeef73f --- /dev/null +++ b/dts/Bindings/sound/adi,adau1977.txt @@ -0,0 +1,54 @@ +Analog Devices ADAU1977/ADAU1978/ADAU1979 + +Datasheets: +http://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1977.pdf +http://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1978.pdf +http://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1979.pdf + +This driver supports both the I2C and SPI bus. + +Required properties: + - compatible: Should contain one of the following: + "adi,adau1977" + "adi,adau1978" + "adi,adau1979" + + - AVDD-supply: analog power supply for the device, please consult + Documentation/devicetree/bindings/regulator/regulator.txt + +Optional properties: + - reset-gpio: the reset pin for the chip, for more details consult + Documentation/devicetree/bindings/gpio/gpio.txt + + - DVDD-supply: supply voltage for the digital core, please consult + Documentation/devicetree/bindings/regulator/regulator.txt + +For required properties on SPI, please consult +Documentation/devicetree/bindings/spi/spi-bus.txt + +Required properties on I2C: + + - reg: The i2c address. Value depends on the state of ADDR0 + and ADDR1, as wired in hardware. + +Examples: + + adau1977_spi: adau1977@0 { + compatible = "adi,adau1977"; + spi-max-frequency = <600000>; + + AVDD-supply = <®ulator>; + DVDD-supply = <®ulator_digital>; + + reset_gpio = <&gpio 10 GPIO_ACTIVE_LOW>; + }; + + adau1977_i2c: adau1977@11 { + compatible = "adi,adau1977"; + reg = <0x11>; + + AVDD-supply = <®ulator>; + DVDD-supply = <®ulator_digital>; + + reset_gpio = <&gpio 10 GPIO_ACTIVE_LOW>; + }; |