[PATCHv2 1/3] arm/dts: add wdt node for omap3 and omap4
From: jgq516 at gmail.com <hidden>
Date: 2012-06-01 03:52:21
Also in:
linux-devicetree, linux-omap, linux-watchdog, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest, watchdog device drivers · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Wim Van Sebroeck, Guenter Roeck
From: Xiao Jiang <redacted> Add wdt node to support dt. Signed-off-by: Xiao Jiang <redacted> --- .../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 at 4a314000 { + 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 at 48314000 { + 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 at 4a314000 { + compatible = "ti,omap4-wdt", "ti,omap3-wdt"; + ti,hwmods = "wd_timer2"; + }; }; };
--
1.7.3