Commit | Line | Data |
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74b5150c TS |
1 | Amazon's Annapurna Labs Fabric Interrupt Controller |
2 | ||
3 | Required properties: | |
4 | ||
5 | - compatible: should be "amazon,al-fic" | |
6 | - reg: physical base address and size of the registers | |
7 | - interrupt-controller: identifies the node as an interrupt controller | |
50ce73cf TS |
8 | - #interrupt-cells : must be 2. Specifies the number of cells needed to encode |
9 | an interrupt source. Supported trigger types are low-to-high edge | |
10 | triggered and active high level-sensitive. | |
74b5150c TS |
11 | - interrupts: describes which input line in the interrupt parent, this |
12 | fic's output is connected to. This field property depends on the parent's | |
13 | binding | |
14 | ||
50ce73cf TS |
15 | Please refer to interrupts.txt in this directory for details of the common |
16 | Interrupt Controllers bindings used by client devices. | |
17 | ||
74b5150c TS |
18 | Example: |
19 | ||
50ce73cf | 20 | amazon_fic: interrupt-controller@fd8a8500 { |
74b5150c TS |
21 | compatible = "amazon,al-fic"; |
22 | interrupt-controller; | |
23 | #interrupt-cells = <2>; | |
24 | reg = <0x0 0xfd8a8500 0x0 0x1000>; | |
25 | interrupt-parent = <&gic>; | |
26 | interrupts = <GIC_SPI 0x0 IRQ_TYPE_LEVEL_HIGH>; | |
27 | }; |