[PATCH v8 12/24] drivers/fsi: Add documentation for GPIO bindings
From: Christopher Bostic <hidden>
Date: 2017-06-06 21:09:48
Also in:
linux-devicetree, lkml
Subsystem:
fsi subsystem, open firmware and flattened device tree bindings, the rest · Maintainers:
Eddie James, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add fsi master gpio device tree binding documentation. Includes changes from Jeremy Kerr [off-list ref]. Signed-off-by: Christopher Bostic <redacted> Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Joel Stanley <joel@jms.id.au> Acked-by: Rob Herring <robh@kernel.org> --- .../devicetree/bindings/fsi/fsi-master-gpio.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt
diff --git a/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt b/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt
new file mode 100644
index 0000000..a767259
--- /dev/null
+++ b/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt@@ -0,0 +1,24 @@ +Device-tree bindings for gpio-based FSI master driver +----------------------------------------------------- + +Required properties: + - compatible = "fsi-master-gpio"; + - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock + - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal + +Optional properties: + - enable-gpios = <gpio-descriptor>; : GPIO for enable signal + - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable + - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other + functions (eg, external FSI masters) + +Examples: + + fsi-master { + compatible = "fsi-master-gpio", "fsi-master"; + clock-gpios = <&gpio 0>; + data-gpios = <&gpio 1>; + enable-gpios = <&gpio 2>; + trans-gpios = <&gpio 3>; + mux-gpios = <&gpio 4>; + }
--
1.8.2.2