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authorKeguang Zhang <keguang.zhang@gmail.com>2023-05-11 20:11:58 +0800
committerWim Van Sebroeck <wim@linux-watchdog.org>2023-07-06 11:49:53 +0200
commit2500df55a615f2f177bacf1a261f927790a137db (patch)
tree561513502e214c9d04d31d05b8f7f72c468101f0 /Documentation/devicetree/bindings/watchdog
parent009637de1f65cff452ad49554d1e8ef9fda99e43 (diff)
dt-bindings: watchdog: Add Loongson-1 watchdog
Add devicetree binding document for Loongson-1 watchdog. Signed-off-by: Keguang Zhang <keguang.zhang@gmail.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Link: https://lkml.kernel.org/r/20230511121159.463645-2-keguang.zhang@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'Documentation/devicetree/bindings/watchdog')
-rw-r--r--Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml42
1 files changed, 42 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml b/Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml
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index 000000000000..81690d4b62a6
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+++ b/Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/loongson,ls1x-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson-1 Watchdog Timer
+
+maintainers:
+ - Keguang Zhang <keguang.zhang@gmail.com>
+
+allOf:
+ - $ref: watchdog.yaml#
+
+properties:
+ compatible:
+ enum:
+ - loongson,ls1b-wdt
+ - loongson,ls1c-wdt
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/loongson,ls1x-clk.h>
+ watchdog: watchdog@1fe5c060 {
+ compatible = "loongson,ls1b-wdt";
+ reg = <0x1fe5c060 0xc>;
+
+ clocks = <&clkc LS1X_CLKID_APB>;
+ };