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authorDinh Nguyen <dinguyen@altera.com>2013-10-22 11:59:12 -0500
committerWim Van Sebroeck <wim@iguana.be>2013-11-17 19:38:26 +0100
commit58e5637333afc2bb024ff8aef212311be0614d47 (patch)
treeb8bb0fa442f29015eafbd1d89b3b9b7d7350331b /drivers/watchdog/dw_wdt.c
parent487722cf2d66126338217896642bd5eec832c34b (diff)
downloadlinux-58e5637333afc2bb024ff8aef212311be0614d47.tar.gz
watchdog: dw: Enable OF support for DW watchdog timer
Add device tree support to the DW watchdog timer. Signed-off-by: Dinh Nguyen <dinguyen@altera.com> Acked-by: Jamie Iles <jamie@jamieiles.com> Acked-by: Mark Rutland <mark.rutland@arm.com> Reviewed-by: Pavel Machek <pavel@denx.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> Cc: Viresh Kumar <viresh.linux@gmail.com> Cc: Rob Herring <rob.herring@calxeda.com> Cc: Pawel Moll <pawel.moll@arm.com> Cc: Stephen Warren <swarren@wwwdotorg.org> Cc: Ian Campbell <ijc+devicetree@hellion.org.uk> Cc: devicetree@vger.kernel.org Cc: linux-watchdog@vger.kernel.org
Diffstat (limited to 'drivers/watchdog/dw_wdt.c')
-rw-r--r--drivers/watchdog/dw_wdt.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/watchdog/dw_wdt.c b/drivers/watchdog/dw_wdt.c
index 42cfd79edf2a..a46f5c7ee7ff 100644
--- a/drivers/watchdog/dw_wdt.c
+++ b/drivers/watchdog/dw_wdt.c
@@ -29,6 +29,7 @@
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
+#include <linux/of.h>
#include <linux/pm.h>
#include <linux/platform_device.h>
#include <linux/spinlock.h>
@@ -337,12 +338,21 @@ static int dw_wdt_drv_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_OF
+static const struct of_device_id dw_wdt_of_match[] = {
+ { .compatible = "snps,dw-wdt", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dw_wdt_of_match);
+#endif
+
static struct platform_driver dw_wdt_driver = {
.probe = dw_wdt_drv_probe,
.remove = dw_wdt_drv_remove,
.driver = {
.name = "dw_wdt",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(dw_wdt_of_match),
.pm = &dw_wdt_pm_ops,
},
};