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| author |   James Morris <james.l.morris@oracle.com> | 2015-11-23 22:46:28 +1100 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2015-11-23 22:46:28 +1100 |
| commit | ebd68df3f24b318d391d15c458d6f43f340ba36a (patch) | |
| tree | f0277bc4b853abe5db1d30fa4e10b05bba7f2ac5 /Documentation/devicetree/bindings/gpio/gpio-zynq.txt | |
| parent | security/capability.h: cap_issubset/isclear can be boolean (diff) | |
| parent | Linux 4.4-rc2 (diff) | |
| download | linux-dev-ebd68df3f24b318d391d15c458d6f43f340ba36a.tar.xz linux-dev-ebd68df3f24b318d391d15c458d6f43f340ba36a.zip | |
Sync to Linus v4.4-rc2 for LSM developers.
Diffstat (limited to 'Documentation/devicetree/bindings/gpio/gpio-zynq.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/gpio/gpio-zynq.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/gpio-zynq.txt b/Documentation/devicetree/bindings/gpio/gpio-zynq.txt index db4c6a663c03..7b542657f259 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-zynq.txt +++ b/Documentation/devicetree/bindings/gpio/gpio-zynq.txt @@ -12,6 +12,13 @@ Required properties: - interrupts : Interrupt specifier (see interrupt bindings for details) - interrupt-parent : Must be core interrupt controller +- interrupt-controller : Marks the device node as an interrupt controller. +- #interrupt-cells : Should be 2. The first cell is the GPIO number. + The second cell bits[3:0] is used to specify trigger type and level flags: + 1 = low-to-high edge triggered. + 2 = high-to-low edge triggered. + 4 = active high level-sensitive. + 8 = active low level-sensitive. - reg : Address and length of the register set for the device Example: @@ -22,5 +29,7 @@ Example: gpio-controller; interrupt-parent = <&intc>; interrupts = <0 20 4>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0xe000a000 0x1000>; }; |