From mboxrd@z Thu Jan 1 00:00:00 1970 From: Talel Shenhar Subject: [PATCH v4 1/2] dt-bindings: interrupt-controller: Amazon's Annapurna Labs FIC Date: Mon, 10 Jun 2019 11:34:42 +0300 Message-ID: <1560155683-29584-2-git-send-email-talel@amazon.com> References: <1560155683-29584-1-git-send-email-talel@amazon.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1560155683-29584-1-git-send-email-talel@amazon.com> Sender: linux-kernel-owner@vger.kernel.org To: nicolas.ferre@microchip.com, jason@lakedaemon.net, marc.zyngier@arm.com, mark.rutland@arm.com, mchehab+samsung@kernel.org, robh+dt@kernel.org, davem@davemloft.net, shawn.lin@rock-chips.com, tglx@linutronix.de, devicetree@vger.kernel.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org Cc: dwmw@amazon.co.uk, benh@kernel.crashing.org, jonnyc@amazon.com, hhhawa@amazon.com, ronenk@amazon.com, hanochu@amazon.com, barakw@amazon.com, Talel Shenhar List-Id: devicetree@vger.kernel.org Document Amazon's Annapurna Labs Fabric Interrupt Controller SoC binding. Signed-off-by: Talel Shenhar --- .../interrupt-controller/amazon,al-fic.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt b/Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt new file mode 100644 index 0000000..4e82fd5 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt @@ -0,0 +1,29 @@ +Amazon's Annapurna Labs Fabric Interrupt Controller + +Required properties: + +- compatible: should be "amazon,al-fic" +- reg: physical base address and size of the registers +- interrupt-controller: identifies the node as an interrupt controller +- #interrupt-cells: must be 2. + First cell defines the index of the interrupt within the controller. + Second cell is used to specify the trigger type and must be one of the + following: + - bits[3:0] trigger type and level flags + 1 = low-to-high edge triggered + 4 = active high level-sensitive +- interrupt-parent: specifies the parent interrupt controller. +- interrupts: describes which input line in the interrupt parent, this + fic's output is connected to. This field property depends on the parent's + binding + +Example: + +amazon_fic: interrupt-controller@0xfd8a8500 { + compatible = "amazon,al-fic"; + interrupt-controller; + #interrupt-cells = <2>; + reg = <0x0 0xfd8a8500 0x0 0x1000>; + interrupt-parent = <&gic>; + interrupts = ; +}; -- 2.7.4