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Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller/cdns,xtensa-pic.txt')
-rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/cdns,xtensa-pic.txt | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/cdns,xtensa-pic.txt b/Documentation/devicetree/bindings/interrupt-controller/cdns,xtensa-pic.txt deleted file mode 100644 index 026ef4cfc1d5..000000000000 --- a/Documentation/devicetree/bindings/interrupt-controller/cdns,xtensa-pic.txt +++ /dev/null @@ -1,25 +0,0 @@ -* Xtensa built-in Programmable Interrupt Controller (PIC) - -Required properties: -- compatible: Should be "cdns,xtensa-pic". -- interrupt-controller: Identifies the node as an interrupt controller. -- #interrupt-cells: The number of cells to define the interrupts. - It may be either 1 or 2. - When it's 1, the first cell is the internal IRQ number. - When it's 2, the first cell is the IRQ number, and the second cell - specifies whether it's internal (0) or external (1). - Periferals are usually connected to a fixed external IRQ, but for different - core variants it may be mapped to different internal IRQ. - IRQ sensitivity and priority are fixed for each core variant and may not be - changed at runtime. - -Examples: - pic: pic { - compatible = "cdns,xtensa-pic"; - /* one cell: internal irq number, - * two cells: second cell == 0: internal irq number - * second cell == 1: external irq number - */ - #interrupt-cells = <2>; - interrupt-controller; - }; |