From mboxrd@z Thu Jan 1 00:00:00 1970 From: christopher.lee.bostic@gmail.com (Chris Bostic) Date: Tue, 6 Dec 2016 18:14:36 -0600 Subject: [PATCH 15/16] drivers/fsi: Add documentation for GPIO bindings In-Reply-To: <1481069677-53660-1-git-send-email-christopher.lee.bostic@gmail.com> References: <1481069677-53660-1-git-send-email-christopher.lee.bostic@gmail.com> Message-ID: <1481069677-53660-16-git-send-email-christopher.lee.bostic@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Chris Bostic Add fsi master gpio device tree binding documentation Signed-off-by: Chris Bostic --- .../devicetree/bindings/fsi/fsi-master-gpio.txt | 21 +++++++++++++++++++++ 1 file changed, 21 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..ff3a62e --- /dev/null +++ b/Documentation/devicetree/bindings/fsi/fsi-master-gpio.txt @@ -0,0 +1,21 @@ +Device-tree bindings for gpio-based FSI master driver +----------------------------------------------------- + +Required properties: + - compatible = "ibm,fsi-master-gpio"; + - clk-gpios; + - data-gpios; + +Optional properties: + - enable-gpios; + - trans-gpios; + - mux-gpios; + +fsi-master { + compatible = "ibm,fsi-master", "ibm,fsi-master-gpio"; + clk-gpios = <&gpio 0 &gpio 6>; + data-gpios = <&gpio 1 &gpio 7>; + enable-gpios = <&gpio 2 &gpio 8>; /* Enable FSI data in/out */ + trans-gpios = <&gpio 3 &gpio 9>; /* Volts translator direction */ + mux-gpios = <&gpio 4> &gpio 10>; /* Multiplexer for FSI pins */ +} -- 1.8.2.2