[PATCH 1/3] arm/dts: add wdt node for omap3 and omap4
From: Jon Hunter <hidden>
Date: 2012-05-29 17:52:32
Also in:
linux-devicetree, linux-omap, linux-watchdog, lkml
On 05/25/2012 05:42 AM, jgq516 at gmail.com wrote:
quoted hunk ↗ jump to hunk
From: Xiao Jiang <redacted> Add wdt node to support dt. Signed-off-by: Xiao Jiang <redacted> --- arch/arm/boot/dts/omap3.dtsi | 5 +++++ arch/arm/boot/dts/omap4.dtsi | 5 +++++ 2 files changed, 10 insertions(+), 0 deletions(-)diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi index 99474fa..039df5c 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"; }; + + wdt: wdt at 48314000{
Minor comment, may be call this wdt2 as this is watchdog timer 2. Also
ass a space between the address and the "{".
quoted hunk ↗ jump to hunk
+ 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..d01403d 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; }; + + wdt: wdt at 4a314000{
Same as above.
+ compatible = "ti,omap4-wdt"; + ti,hwmods = "wd_timer2"; + }; }; };
Also we should add some documentation to describe the binding. Here it is very simple, but nonetheless we should have something as we have for gpio [1]. Cheers Jon [1] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/devicetree/bindings/gpio/gpio-omap.txt;h=bff51a2fee1eae7d387b40ea913e04782554bf68;hb=HEAD