Commit-ID: 0f6d785c847eeff55ae19546f5885156394be569 Gitweb: http://git.kernel.org/tip/0f6d785c847eeff55ae19546f5885156394be569 Author: Damien Riegel <[email protected]> AuthorDate: Mon, 21 Dec 2015 15:11:22 -0500 Committer: Thomas Gleixner <[email protected]> CommitDate: Tue, 29 Dec 2015 11:58:53 +0100
irqchip/ts4800: Add documentation for TS-4800 interrupt controller This is an interrupt-controller implemented in an FPGA, to multiplex interrupts generated from other IPs. The FPGA usually uses a GPIO as a parent interrupt controller to notify that one of the multiplexed interrupts has triggered. Signed-off-by: Damien Riegel <[email protected]> Acked-by: Rob Herring <[email protected]> Cc: Jason Cooper <[email protected]> Cc: Marc Zyngier <[email protected]> Cc: Rob Herring <[email protected]> Cc: Pawel Moll <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Ian Campbell <[email protected]> Cc: Kumar Gala <[email protected]> Cc: [email protected] Link: http://lkml.kernel.org/r/1450728683-31416-1-git-send-email-damien.rie...@savoirfairelinux.com Signed-off-by: Thomas Gleixner <[email protected]> --- .../bindings/interrupt-controller/technologic,ts4800.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/interrupt-controller/technologic,ts4800.txt b/Documentation/devicetree/bindings/interrupt-controller/technologic,ts4800.txt new file mode 100644 index 0000000..7f15f1b --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/technologic,ts4800.txt @@ -0,0 +1,16 @@ +TS-4800 FPGA interrupt controller + +TS-4800 FPGA has an internal interrupt controller. When one of the +interrupts is triggered, the SoC is notified, usually using a GPIO as +parent interrupt source. + +Required properties: +- compatible: should be "technologic,ts4800-irqc" +- interrupt-controller: identifies the node as an interrupt controller +- reg: physical base address of the controller and length of memory mapped + region +- #interrupt-cells: specifies the number of cells needed to encode an interrupt + source, should be 1. +- interrupt-parent: phandle to the parent interrupt controller this one is + cascaded from +- interrupts: specifies the interrupt line in the interrupt-parent controller -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
