[tip: irq/core] dt-bindings: interrupt-controller: arm,gic-v3: Describe ESPI range support

From: tip-bot2 for Marc Zyngier
Date: Fri Sep 06 2019 - 07:09:39 EST


The following commit has been merged into the irq/core branch of tip:

Commit-ID: 866246534836c60f706076cdefcd45072ad9eab2
Gitweb: https://git.kernel.org/tip/866246534836c60f706076cdefcd45072ad9eab2
Author: Marc Zyngier <maz@xxxxxxxxxx>
AuthorDate: Tue, 16 Jul 2019 15:18:40 +01:00
Committer: Marc Zyngier <maz@xxxxxxxxxx>
CommitterDate: Tue, 20 Aug 2019 10:04:09 +01:00

dt-bindings: interrupt-controller: arm,gic-v3: Describe ESPI range support

GICv3.1 introduces support for new interrupt ranges, one of them being
the Extended SPI range (ESPI). The DT binding is extended to deal with
it as a new interrupt class.

Reviewed-by: Lokesh Vutla <lokeshvutla@xxxxxx>
Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
---
Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml
index c34df35..98a3ecd 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml
+++ b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml
@@ -44,11 +44,12 @@ properties:
be at least 4.

The 1st cell is the interrupt type; 0 for SPI interrupts, 1 for PPI
- interrupts. Other values are reserved for future use.
+ interrupts, 2 for interrupts in the Extended SPI range. Other values
+ are reserved for future use.

The 2nd cell contains the interrupt number for the interrupt type.
SPI interrupts are in the range [0-987]. PPI interrupts are in the
- range [0-15].
+ range [0-15]. Extented SPI interrupts are in the range [0-1023].

The 3rd cell is the flags, encoded as follows:
bits[3:0] trigger type and level flags.