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| author | Ivan Khoronzhuk <ivan.khoronzhuk@ti.com> | 2013-12-04 23:39:30 +0400 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2014-01-29 00:20:05 +0400 |
| commit | 8832b20093434514fda5e8a0c885270eda4fbf40 (patch) | |
| tree | f7c738b839bab14d086443d498e99a9683290a9e /Documentation | |
| parent | 4fa5daa9c618e3411a351c326c34916b65ee7ae6 (diff) | |
| download | linux-8832b20093434514fda5e8a0c885270eda4fbf40.tar.xz | |
watchdog: davinci: reuse driver for keystone arch
The keystone arch uses the same IP watchdog, so add "ti,keystone-wdt"
compatible and correct identity.
The Keystone arch is using clocks in DT and source clock for watchdog
has to be specified, so add this to binding.
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/davinci-wdt.txt | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt index e450134650bb..e60b9a13bdcb 100644 --- a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt @@ -1,11 +1,18 @@ -DaVinci Watchdog Timer (WDT) Controller +Texas Instruments DaVinci/Keystone Watchdog Timer (WDT) Controller Required properties: -- compatible : Should be "ti,davinci-wdt" +- compatible : Should be "ti,davinci-wdt", "ti,keystone-wdt" - reg : Should contain WDT registers location and length Optional properties: - timeout-sec : Contains the watchdog timeout in seconds +- clocks : the clock feeding the watchdog timer. + Needed if platform uses clocks. + See clock-bindings.txt + +Documentation: +Davinci DM646x - http://www.ti.com/lit/ug/spruer5b/spruer5b.pdf +Keystone - http://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf Examples: @@ -13,4 +20,5 @@ wdt: wdt@2320000 { compatible = "ti,davinci-wdt"; reg = <0x02320000 0x80>; timeout-sec = <30>; + clocks = <&clkwdtimer0>; }; |