[PATCH] watchdog: davinci_wdt: add OF support
Murali Karicheri
m-karicheri2 at ti.com
Tue Nov 27 08:41:35 EST 2012
This adds OF support for davinci_wdt driver.
Signed-off-by: Murali Karicheri <m-karicheri2 at ti.com>
---
.../devicetree/bindings/watchdog/davinci-wdt.txt | 12 ++++++++++++
drivers/watchdog/davinci_wdt.c | 7 +++++++
2 files changed, 19 insertions(+)
create mode 100644 Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
diff --git a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
new file mode 100644
index 0000000..75558cc
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
@@ -0,0 +1,12 @@
+DaVinci Watchdog Timer (WDT) Controller
+
+Required properties:
+- compatible : Should be "ti,davinci-wdt"
+- reg : Should contain WDT registers location and length
+
+Examples:
+
+wdt: wdt at 2320000 {
+ compatible = "ti,davinci-wdt";
+ reg = <0x02320000 0x80>;
+};
diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
index eb44b03..c73e166 100644
--- a/drivers/watchdog/davinci_wdt.c
+++ b/drivers/watchdog/davinci_wdt.c
@@ -262,10 +262,17 @@ static int __devexit davinci_wdt_remove(struct platform_device *pdev)
return 0;
}
+static const struct of_device_id davinci_wdt_of_match[] = {
+ { .compatible = "ti,davinci-wdt", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, davinci_wdt_of_match);
+
static struct platform_driver platform_wdt_driver = {
.driver = {
.name = "watchdog",
.owner = THIS_MODULE,
+ .of_match_table = davinci_wdt_of_match,
},
.probe = davinci_wdt_probe,
.remove = __devexit_p(davinci_wdt_remove),
--
1.7.9.5
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