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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 v2 1/3] dt-binding: watchdog: add bootstatus reset type documentation
Date: Tue,  3 Mar 2020 12:01:12 +0200	[thread overview]
Message-ID: <20200303100114.87786-2-tmaimon77@gmail.com> (raw)
In-Reply-To: <20200303100114.87786-1-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 6d593003c933..65e24a80ee70 100644
--- a/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt
@@ -17,6 +17,33 @@ Required clocking property, have to be one of:
 
 Optional properties:
 - timeout-sec : Contains the watchdog timeout in seconds
+- 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:
 
@@ -25,4 +52,7 @@ timer@f000801c {
     interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
     reg = <0xf000801c 0x4>;
     clocks = <&clk NPCM7XX_CLK_TIMER>;
+	nuvoton,card-reset-type = "porst";
+	nuvoton,ext1-reset-type = "wd1";
+	nuvoton,ext2-reset-type = "sw2";
 };
-- 
2.22.0


  reply	other threads:[~2020-03-03 10:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-03 10:01 [PATCH v2 0/3] watchdog: npcm: add last bootstatus support Tomer Maimon
2020-03-03 10:01 ` Tomer Maimon [this message]
2020-03-04 17:08   ` [PATCH v2 1/3] dt-binding: watchdog: add bootstatus reset type documentation Guenter Roeck
2020-03-03 10:01 ` [PATCH v2 2/3] watchdog: npcm: sets card ext1 and ext2 bootstatus during probe Tomer Maimon
2020-03-03 10:01 ` [PATCH v2 3/3] watchdog: npcm: remove whitespaces Tomer Maimon
2020-03-03 21:25   ` Guenter Roeck
2020-03-04  8:18     ` Tomer Maimon
2020-03-04 17:02       ` Guenter Roeck

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