This patch adds the of_match_table to enable s3c2410-wdt driver
to be probed when watchdog device node is found in the device tree.
Signed-off-by: Thomas Abraham <thomas.abraham@xxxxxxxxxx>
---
.../devicetree/bindings/watchdog/samsung-wdt.txt | 12 ++++++++++++
drivers/watchdog/s3c2410_wdt.c | 10 ++++++++++
2 files changed, 22 insertions(+), 0 deletions(-)
create mode 100644 Documentation/devicetree/bindings/watchdog/samsung-wdt.txt
diff --git a/Documentation/devicetree/bindings/watchdog/samsung-wdt.txt b/Documentation/devicetree/bindings/watchdog/samsung-wdt.txt
new file mode 100644
index 0000000..f2617e8
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/samsung-wdt.txt
@@ -0,0 +1,12 @@
+* Samsung's Watchdog Timer Controller
+
+The Samsung's Watchdog controller is used for resuming system operation
+after a preset amount of time during which the WDT reset event has not
+occured.
+
+Required properties:
+- compatible : should be "samsung,s3c2410-wdt"
+- reg : base physical address of the controller and length of memory mapped
+ region.
+- interrupts : interrupt number to the cpu.
+
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index f7f5aa0..30da88f 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -589,6 +589,15 @@ static int s3c2410wdt_resume(struct platform_device *dev)
#define s3c2410wdt_resume NULL
#endif /* CONFIG_PM */
+#ifdef CONFIG_OF
+static const struct of_device_id s3c2410_wdt_match[] = {
+ { .compatible = "samsung,s3c2410-wdt" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, s3c2410_wdt_match);
+#else
+#define s3c2410_wdt_match NULL
+#endif
static struct platform_driver s3c2410wdt_driver = {
.probe = s3c2410wdt_probe,
@@ -599,6 +608,7 @@ static struct platform_driver s3c2410wdt_driver = {
.driver = {
.owner = THIS_MODULE,
.name = "s3c2410-wdt",
+ .of_match_table = s3c2410_wdt_match,
},
};
--
1.6.6.rc2
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