From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- Documentation/devicetree/bindings/mfd/bfticu.txt | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/bfticu.txt (limited to 'Documentation/devicetree/bindings/mfd/bfticu.txt') diff --git a/Documentation/devicetree/bindings/mfd/bfticu.txt b/Documentation/devicetree/bindings/mfd/bfticu.txt new file mode 100644 index 000000000..538192fda --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/bfticu.txt @@ -0,0 +1,24 @@ +KEYMILE bfticu Chassis Management FPGA + +The bfticu is a multifunction device that manages the whole chassis. +Its main functionality is to collect IRQs from the whole chassis and signals +them to a single controller. + +Required properties: +- compatible: "keymile,bfticu" +- interrupt-controller: the bfticu FPGA is an interrupt controller +- interrupts: the main IRQ line to signal the collected IRQs +- #interrupt-cells : is 2 and their usage is compliant to the 2 cells variant + of Documentation/devicetree/bindings/interrupt-controller/interrupts.txt +- reg: access on the parent local bus (chip select, offset in chip select, size) + +Example: + + chassis-mgmt@3,0 { + compatible = "keymile,bfticu"; + interrupt-controller; + #interrupt-cells = <2>; + reg = <3 0 0x100>; + interrupt-parent = <&mpic>; + interrupts = <6 1 0 0>; + }; -- cgit v1.2.3