diff options
author | Martyn Welch <martyn.welch@collabora.co.uk> | 2017-08-18 17:53:47 +0200 |
---|---|---|
committer | Shawn Guo <shawnguo@kernel.org> | 2017-09-20 14:00:25 +0200 |
commit | f9705438b0f7da5dd04e270a95536b36b3dca54a (patch) | |
tree | bf79266b359439e4a352b5ed9053374d10e26934 | |
parent | ARM: dts: imx7d-pico: Add Wifi support (diff) | |
download | linux-f9705438b0f7da5dd04e270a95536b36b3dca54a.tar.xz linux-f9705438b0f7da5dd04e270a95536b36b3dca54a.zip |
dt-bindings: misc: achc: Add device tree binding for GE ACHC
Add Device Tree binding document for GE Healthcare USB Management
Controller (ACHC).
Signed-off-by: Martyn Welch <martyn.welch@collabora.co.uk>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
-rw-r--r-- | Documentation/devicetree/bindings/misc/ge-achc.txt | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/misc/ge-achc.txt b/Documentation/devicetree/bindings/misc/ge-achc.txt new file mode 100644 index 000000000000..77df94d7a32f --- /dev/null +++ b/Documentation/devicetree/bindings/misc/ge-achc.txt @@ -0,0 +1,26 @@ +* GE Healthcare USB Management Controller + +A device which handles data aquisition from compatible USB based peripherals. +SPI is used for device management. + +Note: This device does not expose the peripherals as USB devices. + +Required properties: + +- compatible : Should be "ge,achc" + +Required SPI properties: + +- reg : Should be address of the device chip select within + the controller. + +- spi-max-frequency : Maximum SPI clocking speed of device in Hz, should be + 1MHz for the GE ACHC. + +Example: + +spidev0: spi@0 { + compatible = "ge,achc"; + reg = <0>; + spi-max-frequency = <1000000>; +}; |