From bfbf18d991756858337f7700e8ff0a6f0dc31afc Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 18 Oct 2016 10:10:24 +0200 Subject: dts: update to v4.9-rc1 Signed-off-by: Sascha Hauer --- dts/Bindings/infiniband/hisilicon-hns-roce.txt | 109 +++++++++++++++++++++++++ 1 file changed, 109 insertions(+) create mode 100644 dts/Bindings/infiniband/hisilicon-hns-roce.txt (limited to 'dts/Bindings/infiniband') diff --git a/dts/Bindings/infiniband/hisilicon-hns-roce.txt b/dts/Bindings/infiniband/hisilicon-hns-roce.txt new file mode 100644 index 0000000000..d3b273e433 --- /dev/null +++ b/dts/Bindings/infiniband/hisilicon-hns-roce.txt @@ -0,0 +1,109 @@ +Hisilicon RoCE DT description + +Hisilicon RoCE engine is a part of network subsystem. +It works depending on other part of network wubsytem, such as, gmac and +dsa fabric. + +Additional properties are described here: + +Required properties: +- compatible: Should contain "hisilicon,hns-roce-v1". +- reg: Physical base address of the RoCE driver and +length of memory mapped region. +- eth-handle: phandle, specifies a reference to a node +representing a ethernet device. +- dsaf-handle: phandle, specifies a reference to a node +representing a dsaf device. +- node_guid: a number that uniquely identifies a device or component +- #address-cells: must be 2 +- #size-cells: must be 2 +Optional properties: +- dma-coherent: Present if DMA operations are coherent. +- interrupt-parent: the interrupt parent of this device. +- interrupts: should contain 32 completion event irq,1 async event irq +and 1 event overflow irq. +- interrupt-names:should be one of 34 irqs for roce device + - hns-roce-comp-0 ~ hns-roce-comp-31: 32 complete event irq + - hns-roce-async: 1 async event irq + - hns-roce-common: named common exception warning irq +Example: + infiniband@c4000000 { + compatible = "hisilicon,hns-roce-v1"; + reg = <0x0 0xc4000000 0x0 0x100000>; + dma-coherent; + eth-handle = <ð2 ð3 ð4 ð5 ð6 ð7>; + dsaf-handle = <&soc0_dsa>; + node-guid = [00 9A CD 00 00 01 02 03]; + #address-cells = <2>; + #size-cells = <2>; + interrupt-parent = <&mbigen_dsa>; + interrupts = <722 1>, + <723 1>, + <724 1>, + <725 1>, + <726 1>, + <727 1>, + <728 1>, + <729 1>, + <730 1>, + <731 1>, + <732 1>, + <733 1>, + <734 1>, + <735 1>, + <736 1>, + <737 1>, + <738 1>, + <739 1>, + <740 1>, + <741 1>, + <742 1>, + <743 1>, + <744 1>, + <745 1>, + <746 1>, + <747 1>, + <748 1>, + <749 1>, + <750 1>, + <751 1>, + <752 1>, + <753 1>, + <785 1>, + <754 4>; + + interrupt-names = "hns-roce-comp-0", + "hns-roce-comp-1", + "hns-roce-comp-2", + "hns-roce-comp-3", + "hns-roce-comp-4", + "hns-roce-comp-5", + "hns-roce-comp-6", + "hns-roce-comp-7", + "hns-roce-comp-8", + "hns-roce-comp-9", + "hns-roce-comp-10", + "hns-roce-comp-11", + "hns-roce-comp-12", + "hns-roce-comp-13", + "hns-roce-comp-14", + "hns-roce-comp-15", + "hns-roce-comp-16", + "hns-roce-comp-17", + "hns-roce-comp-18", + "hns-roce-comp-19", + "hns-roce-comp-20", + "hns-roce-comp-21", + "hns-roce-comp-22", + "hns-roce-comp-23", + "hns-roce-comp-24", + "hns-roce-comp-25", + "hns-roce-comp-26", + "hns-roce-comp-27", + "hns-roce-comp-28", + "hns-roce-comp-29", + "hns-roce-comp-30", + "hns-roce-comp-31", + "hns-roce-async", + "hns-roce-common"; + }; -- cgit v1.2.3