From 777dcf7391be81644360c15c375b24c96ceb49ce Mon Sep 17 00:00:00 2001 From: Christopher Bostic Date: Tue, 6 Jun 2017 16:08:47 -0500 Subject: drivers/fsi: Add documentation for GPIO bindings Add fsi master gpio device tree binding documentation. Includes changes from Jeremy Kerr . Signed-off-by: Christopher Bostic Signed-off-by: Jeremy Kerr Signed-off-by: Joel Stanley Acked-by: Rob Herring Signed-off-by: Greg Kroah-Hartman --- .../devicetree/bindings/fsi/fsi-master-gpio.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt (limited to 'Documentation/devicetree/bindings/fsi') 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 000000000000..a767259dedad --- /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 for FSI clock + - data-gpios = ; : GPIO for FSI data signal + +Optional properties: + - enable-gpios = ; : GPIO for enable signal + - trans-gpios = ; : GPIO for voltage translator enable + - mux-gpios = ; : 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>; + } -- cgit v1.2.3