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authorFengquan Chen <Fengquan.Chen@mediatek.com>2021-09-14 20:34:53 +0800
committerWim Van Sebroeck <wim@linux-watchdog.org>2021-10-26 21:31:10 +0200
commiteed09878923ef2cd69b832b8ac84f8dfa674f353 (patch)
tree8203722e358c4995e1ceb0703bb0bccdce224526
parent414a9bf8285b8da90a7c2cb36a028a3279b20ec7 (diff)
dt-bindings: watchdog: mtk-wdt: add disable_wdt_extrst support
This patch add a description and example of disable_wdt_extrst element for watchdog on MTK Socs Signed-off-by: Fengquan Chen <fengquan.chen@mediatek.com> Acked-by: Rob Herring <robh@kernel.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20210914123454.32603-2-Fengquan.Chen@mediatek.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
-rw-r--r--Documentation/devicetree/bindings/watchdog/mtk-wdt.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
index a4e31ce96e0e..0114871f887a 100644
--- a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
@@ -22,6 +22,7 @@ Required properties:
- reg : Specifies base physical address and size of the registers.
Optional properties:
+- mediatek,disable-extrst: disable send output reset signal
- interrupts: Watchdog pre-timeout (bark) interrupt.
- timeout-sec: contains the watchdog timeout in seconds.
- #reset-cells: Should be 1.
@@ -31,6 +32,7 @@ Example:
watchdog: watchdog@10007000 {
compatible = "mediatek,mt8183-wdt",
"mediatek,mt6589-wdt";
+ mediatek,disable-extrst;
reg = <0 0x10007000 0 0x100>;
interrupts = <GIC_SPI 139 IRQ_TYPE_NONE>;
timeout-sec = <10>;