From 9cd56ab89987f993a2774fe1793385bd23a7487c Mon Sep 17 00:00:00 2001 From: Julien Grossholtz Date: Wed, 13 Jan 2016 11:57:42 -0500 Subject: gpio: add bindings for TS-4800 gpio controller Device tree binding documentation for the TS-4800 GPIO controller. Signed-off-by: Julien Grossholtz [Point ngpios to gpio.txt] Signed-off-by: Linus Walleij --- .../devicetree/bindings/gpio/gpio-ts4800.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-ts4800.txt diff --git a/Documentation/devicetree/bindings/gpio/gpio-ts4800.txt b/Documentation/devicetree/bindings/gpio/gpio-ts4800.txt new file mode 100644 index 0000000..92ea9c8 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-ts4800.txt @@ -0,0 +1,20 @@ +* TS-4800 FPGA's GPIO controller bindings + +Required properties: +- compatible: Must be "technologic,ts4800-gpio". +- #gpio-cells: Should be two. The first cell is the pin number. +- reg: Physical base address of the controller and length + of memory mapped region. + +Optional property: +- ngpios: See "gpio.txt" + +Example: + +gpio1: gpio { + compatible = "technologic,ts4800-gpio"; + reg = <0x10020 0x6>; + ngpios = <8>; + gpio-controller; + #gpio-cells = <2>; +}; -- cgit v1.1