diff options
| author | Eddie James <eajames@linux.ibm.com> | 2020-01-15 15:29:39 -0600 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-01-20 19:10:03 +0000 |
| commit | 5350a237b4525ad12170f16239c9e9c7797df02f (patch) | |
| tree | 0d6ffdfbe5fe952ce7cadd829827691de782d092 /Documentation/devicetree/bindings/interrupt-controller | |
| parent | 96868dce644d002383f6d5eb575a6ce3c8779f39 (diff) | |
| download | linux-5350a237b4525ad12170f16239c9e9c7797df02f.tar.bz2 | |
dt-bindings: interrupt-controller: Add Aspeed SCU interrupt controller
Document the Aspeed SCU interrupt controller and add an include file
for the interrupts it provides.
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/1579123790-6894-2-git-send-email-eajames@linux.ibm.com
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller')
| -rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt b/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt new file mode 100644 index 000000000000..251ed44171db --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt @@ -0,0 +1,23 @@ +Aspeed AST25XX and AST26XX SCU Interrupt Controller + +Required Properties: + - #interrupt-cells : must be 1 + - compatible : must be "aspeed,ast2500-scu-ic", + "aspeed,ast2600-scu-ic0" or + "aspeed,ast2600-scu-ic1" + - interrupts : interrupt from the parent controller + - interrupt-controller : indicates that the controller receives and + fires new interrupts for child busses + +Example: + + syscon@1e6e2000 { + ranges = <0 0x1e6e2000 0x1a8>; + + scu_ic: interrupt-controller@18 { + #interrupt-cells = <1>; + compatible = "aspeed,ast2500-scu-ic"; + interrupts = <21>; + interrupt-controller; + }; + }; |