[PATCH 1/2 v2] dt-bindings: watchdog: marvell octeonTX2 GTI system watchdog driver

From: Bharat Bhushan
Date: Wed Apr 19 2023 - 08:07:06 EST


Add binding documentation for the Marvell octeonTX2
GTI system watchdog driver.

Signed-off-by: Bharat Bhushan <bbhushan2@xxxxxxxxxxx>
---
v2:
- compatible changed from marvell-octeontx2-wdt to marvell,octeontx2-wdt
- corrected type atchdog to watchdog
- Replaced hardcoding to use IRQ_TYPE_EDGE_RISING flag

.../watchdog/marvell,octeontx2-wdt.yaml | 46 +++++++++++++++++++
1 file changed, 46 insertions(+)
create mode 100644 Documentation/devicetree/bindings/watchdog/marvell,octeontx2-wdt.yaml

diff --git a/Documentation/devicetree/bindings/watchdog/marvell,octeontx2-wdt.yaml b/Documentation/devicetree/bindings/watchdog/marvell,octeontx2-wdt.yaml
new file mode 100644
index 000000000000..96a979c4082d
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/marvell,octeontx2-wdt.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/marvell,octeontx2-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Marvell OcteonTX2 GTI system watchdog
+
+allOf:
+ - $ref: watchdog.yaml#
+
+maintainers:
+ - Bharat Bhushan <bbhushan2@xxxxxxxxxxx>
+
+properties:
+ compatible:
+ const: marvell,octeontx2-wdt
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ watchdog@802000040000 {
+ compatible = "marvell,octeontx2-wdt";
+ reg = <0x00008020 0x00040000 0x00000000 0x00020000>;
+ interrupts = <0 38 IRQ_TYPE_EDGE_RISING>;
+ };
+ };
+
+...
--
2.17.1