linux-kernel - [PATCH 3/3] dt-bindings: mailbox: Add interrupt-names to SPRD mailbox

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Date:   Mon,  8 Feb 2021 19:51:04 +0800
From:   Orson Zhai <orsonzhai@...il.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Baolin Wang <baolin.wang7@...il.com>,
        Jassi Brar <jassisinghbrar@...il.com>,
        Chunyan Zhang <zhang.lyra@...il.com>
Cc:     Mark Brown <broonie@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, haidong.yao@...soc.com,
        Orson Zhai <orson.zhai@...soc.com>
Subject: [PATCH 3/3] dt-bindings: mailbox: Add interrupt-names to SPRD mailbox

From: Orson Zhai <orson.zhai@...soc.com>

We add an optional supp-outbox interrupt support to driver and change to
describe interrupts with names for easy configuration in device tree files.

Signed-off-by: Orson Zhai <orson.zhai@...soc.com>
---
 Documentation/devicetree/bindings/mailbox/sprd-mailbox.yaml | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/mailbox/sprd-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/sprd-mailbox.yaml
index 26a5cca..bb775a4 100644
--- a/Documentation/devicetree/bindings/mailbox/sprd-mailbox.yaml
+++ b/Documentation/devicetree/bindings/mailbox/sprd-mailbox.yaml
@@ -22,9 +22,15 @@ properties:
       - description: outbox registers' base address
 
   interrupts:
+    minItems: 2
+    maxItems: 3
+
+  interrupt-names:
     items:
-      - description: inbox interrupt
-      - description: outbox interrupt
+      enum:
+        - inbox
+        - outbox
+        - supp-outbox
 
   clocks:
     maxItems: 1
@@ -40,6 +46,7 @@ required:
   - compatible
   - reg
   - interrupts
+  - interrupt-names
   - "#mbox-cells"
   - clocks
   - clock-names
@@ -56,5 +63,6 @@ examples:
       clock-names = "enable";
       clocks = <&aon_gate 53>;
       interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
+      interrupt-names = "inbox", "outbox";
     };
 ...
-- 
2.7.4