Commit 9898a593 authored by Biwen Li's avatar Biwen Li Committed by Marc Zyngier
Browse files

dt-bindings: interrupt-controller: update bindings for supporting more SoCs 



Update bindings for Layerscape external irqs,
support more SoCs(LS1043A, LS1046A, LS1088A,
LS208xA, LX216xA)

Signed-off-by: default avatarBiwen Li <biwen.li@nxp.com>
Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Acked-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20201130101515.27431-11-biwen.li@oss.nxp.com
parent b16a1caf

Documentation/devicetree/bindings/interrupt-controller/fsl,ls-extirq.txt

+6 −2
Original line number Diff line number Diff line 
* Freescale Layerscape external IRQs



Some Layerscape SOCs (LS1021A, LS1043A, LS1046A) support inverting

Some Layerscape SOCs (LS1021A, LS1043A, LS1046A

LS1088A, LS208xA, LX216xA) support inverting

the polarity of certain external interrupt lines.



The device node must be a child of the node representing the
@@ -8,12 +9,15 @@ Supplemental Configuration Unit (SCFG). 


Required properties:

- compatible: should be "fsl,<soc-name>-extirq", e.g. "fsl,ls1021a-extirq".

  "fsl,ls1043a-extirq": for LS1043A, LS1046A.

  "fsl,ls1088a-extirq": for LS1088A, LS208xA, LX216xA.

- #interrupt-cells: Must be 2. The first element is the index of the

  external interrupt line. The second element is the trigger type.

- #address-cells: Must be 0.

- interrupt-controller: Identifies the node as an interrupt controller

- reg: Specifies the Interrupt Polarity Control Register (INTPCR) in

  the SCFG.

  the SCFG or the External Interrupt Control Register (IRQCR) in

  the ISC.

- interrupt-map: Specifies the mapping from external interrupts to GIC

  interrupts.

- interrupt-map-mask: Must be <0xffffffff 0>.