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| author | Alexander Shiyan <shc_work@mail.ru> | 2014-02-02 12:08:40 +0400 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2014-02-28 20:31:09 +0400 |
| commit | baee214b6ae7bcaef4417844f2ba0d67acc6a73a (patch) | |
| tree | 6bf23c0d9c8da9fd16e55c4e9cfdbd4dd731c0c2 /Documentation/devicetree/bindings/interrupt-controller | |
| parent | afc98d908870477d219eb325d34628c60c0b4e30 (diff) | |
| download | linux-baee214b6ae7bcaef4417844f2ba0d67acc6a73a.tar.xz | |
ARM: dts: clps711x: Add bindings documentation for CLPS711X irqchip driver
Add OF document for Cirrus Logic CLPS711X irqchip driver.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller')
| -rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/cirrus,clps711x-intc.txt | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/cirrus,clps711x-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/cirrus,clps711x-intc.txt new file mode 100644 index 000000000000..759339c34e4f --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/cirrus,clps711x-intc.txt @@ -0,0 +1,41 @@ +Cirrus Logic CLPS711X Interrupt Controller + +Required properties: + +- compatible: Should be "cirrus,clps711x-intc". +- reg: Specifies base physical address of the registers set. +- interrupt-controller: Identifies the node as an interrupt controller. +- #interrupt-cells: Specifies the number of cells needed to encode an + interrupt source. The value shall be 1. + +The interrupt sources are as follows: +ID Name Description +--------------------------- +1: BLINT Battery low (FIQ) +3: MCINT Media changed (FIQ) +4: CSINT CODEC sound +5: EINT1 External 1 +6: EINT2 External 2 +7: EINT3 External 3 +8: TC1OI TC1 under flow +9: TC2OI TC2 under flow +10: RTCMI RTC compare match +11: TINT 64Hz tick +12: UTXINT1 UART1 transmit FIFO half empty +13: URXINT1 UART1 receive FIFO half full +14: UMSINT UART1 modem status changed +15: SSEOTI SSI1 end of transfer +16: KBDINT Keyboard +17: SS2RX SSI2 receive FIFO half or greater full +18: SS2TX SSI2 transmit FIFO less than half empty +28: UTXINT2 UART2 transmit FIFO half empty +29: URXINT2 UART2 receive FIFO half full +32: DAIINT DAI interface (FIQ) + +Example: + intc: interrupt-controller { + compatible = "cirrus,clps711x-intc"; + reg = <0x80000000 0x4000>; + interrupt-controller; + #interrupt-cells = <1>; + }; |