From: Tomer Maimon <tmaimon77@gmail.com>
To: wim@linux-watchdog.org, linux@roeck-us.net, robh+dt@kernel.org,
mark.rutland@arm.com, joel@jms.id.au, avifishman70@gmail.com,
tali.perry1@gmail.com, yuenn@google.com, benjaminfair@google.com
Cc: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org,
Tomer Maimon <tmaimon77@gmail.com>
Subject: [PATCH v1 3/4] dt-binding: watchdog: add bootstatus reset type documentation
Date: Sun, 1 Mar 2020 11:40:39 +0200 [thread overview]
Message-ID: <20200301094040.123189-4-tmaimon77@gmail.com> (raw)
In-Reply-To: <20200301094040.123189-1-tmaimon77@gmail.com>
Add device tree three bootstatus reset types documentation.
Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
---
.../bindings/watchdog/nuvoton,npcm-wdt.txt | 30 +++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt b/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt
index 0a0f86a25eb0..836e0ac29196 100644
--- a/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt
@@ -18,6 +18,33 @@ Required clocking property, have to be one of:
Optional properties:
- timeout-sec : Contains the watchdog timeout in seconds
- nuvoton,restart-priority : Contains the card restart priority.
+- nuvoton,card-reset-type : "porst|corst|wd0|wd1|wd2|sw1|sw2|sw3|sw4"
+ Contains the card reset type for checking and indicating
+ the last card reset status (WDIOF_CARDRESET)
+
+ If 'nuvoton,card-reset-type' is not specified the default is porst
+
+ Reset types:
+ - porst: Power reset
+ - corst: Core reset
+ - wdX : Watchdog reset X (X represante 0-2)
+ - swX : Software reset X (X represante 1-4)
+
+- nuvoton,ext1-reset-type : "porst|corst|wd0|wd1|wd2|sw1|sw2|sw3|sw4"
+ Contains the external 2 reset type for checking and indicating
+ the last external 2 reset status (WDIOF_EXTERN1)
+
+ If 'nuvoton,card-reset-type' is not specified the default is wd0.
+
+ Reset types are the same as in nuvoton,card-reset-type property.
+
+- nuvoton,ext2-reset-type : "porst|corst|wd0|wd1|wd2|sw1|sw2|sw3|sw4"
+ Contains the external 2 reset type for checking and indicating
+ the last external 2 reset status (WDIOF_EXTERN2)
+
+ If 'nuvoton,card-reset-type' is not specified the default is sw1.
+
+ Reset types are the same as in nuvoton,card-reset-type property.
Example:
@@ -27,4 +54,7 @@ timer@f000801c {
reg = <0xf000801c 0x4>;
clocks = <&clk NPCM7XX_CLK_TIMER>;
nuvoton,restart-priority = <155>;
+ nuvoton,card-reset-type = "porst";
+ nuvoton,ext1-reset-type = "wd1";
+ nuvoton,ext2-reset-type = "sw2";
};
--
2.22.0
next prev parent reply other threads:[~2020-03-01 10:08 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-01 9:40 [PATCH v1 0/4] watchdog: npcm: support new capabilities Tomer Maimon
2020-03-01 9:40 ` [PATCH v1 1/4] dt-binding: watchdog: add restart priority documentation Tomer Maimon
2020-03-01 10:05 ` Guenter Roeck
[not found] ` <CAP6Zq1gYvoGwNwr2zCopQ5CcyVUjgdYK6yX1wVMmWh5gapp+zQ@mail.gmail.com>
2020-03-01 15:46 ` Guenter Roeck
2020-03-01 9:40 ` [PATCH v1 2/4] watchdog: npcm: add restart priority support Tomer Maimon
2020-03-01 9:40 ` Tomer Maimon [this message]
2020-03-01 9:40 ` [PATCH v1 4/4] watchdog: npcm: sets card ext1 and ext2 bootstatus during probe Tomer Maimon
2020-03-01 10:48 ` Guenter Roeck
[not found] ` <CAP6Zq1hPsnJ1UxAQ-wK_pkaJqzWRQ-_g5-k0Kag2YoP+c2fPjQ@mail.gmail.com>
2020-03-01 16:10 ` Guenter Roeck
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