linux-kernel - [PATCH 3/9] dt-bindings: interrupt-controller: arm,gic-v3: Describe ESPI range support

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Message-Id: <20190723104437.154403-4-maz@kernel.org>
Date:   Tue, 23 Jul 2019 11:44:31 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Julien Thierry <julien.thierry.kdev@...il.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 3/9] 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.

Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 .../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 c34df35a25fc..98a3ecda8e07 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.
-- 
2.20.1