linux-kernel - [PATCHv2 1/3] arm/dts: add wdt node for omap3 and omap4

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Message-ID: <1338525856-4359-2-git-send-email-jgq516@gmail.com>
Date:	Fri, 1 Jun 2012 12:44:14 +0800
From:	<jgq516@...il.com>
To:	<grant.likely@...retlab.ca>, <rob.herring@...xeda.com>,
	<rob@...dley.net>, <linux@....linux.org.uk>, <b-cousson@...com>,
	<rnayak@...com>, <tony@...mide.com>, <wim@...ana.be>,
	<jon-hunter@...com>
CC:	<devicetree-discuss@...ts.ozlabs.org>, <linux-doc@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-omap@...r.kernel.org>, <linux-watchdog@...r.kernel.org>
Subject: [PATCHv2 1/3] arm/dts: add wdt node for omap3 and omap4

From: Xiao Jiang <jgq516@...il.com>

Add wdt node to support dt.

Signed-off-by: Xiao Jiang <jgq516@...il.com>
---
 .../devicetree/bindings/watchdog/omap-wdt.txt      |   14 ++++++++++++++
 arch/arm/boot/dts/omap3.dtsi                       |    5 +++++
 arch/arm/boot/dts/omap4.dtsi                       |    5 +++++
 3 files changed, 24 insertions(+), 0 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/watchdog/omap-wdt.txt

diff --git a/Documentation/devicetree/bindings/watchdog/omap-wdt.txt b/Documentation/devicetree/bindings/watchdog/omap-wdt.txt
new file mode 100644
index 0000000..c227970
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/omap-wdt.txt
@@ -0,0 +1,14 @@
+TI Watchdog Timer (WDT) Controller for OMAP
+
+Required properties:
+compatible:
+- "ti,omap3-wdt" for OMAP3
+- "ti,omap4-wdt" for OMAP4
+- ti,hwmods: Name of the hwmod associated to the WDT
+
+Examples:
+
+wdt2: wdt@...14000 {
+	compatible = "ti,omap4-wdt", "ti,omap3-wdt";
+	ti,hwmods = "wd_timer2";
+};
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index 99474fa..8109471 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -215,5 +215,10 @@
 			compatible = "ti,omap3-hsmmc";
 			ti,hwmods = "mmc3";
 		};
+
+		wdt2: wdt@...14000 {
+			compatible = "ti,omap3-wdt";
+			ti,hwmods = "wd_timer2";
+		};
 	};
 };
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 359c497..3664641 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -272,5 +272,10 @@
 			ti,hwmods = "mmc5";
 			ti,needs-special-reset;
 		};
+
+		wdt2: wdt@...14000 {
+			compatible = "ti,omap4-wdt", "ti,omap3-wdt";
+			ti,hwmods = "wd_timer2";
+		};
 	};
 };
-- 
1.7.3

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