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watchdog: twl4030_wdt: add DT support

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Add DT support for twl4030_wdt. This is needed to get twl4030_wdt to
probe when booting with DT.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Aaro Koskinen 2012-12-23 22:03:37 +02:00 committed by Wim Van Sebroeck
parent 412b3729dd
commit 8899b8d93e
3 changed files with 23 additions and 2 deletions
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10
Documentation/devicetree/bindings/watchdog/twl4030-wdt.txt Normal file
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@ -0,0 +1,10 @@
Device tree bindings for twl4030-wdt driver (TWL4030 watchdog)
Required properties:
compatible = "ti,twl4030-wdt";
Example:
watchdog {
compatible = "ti,twl4030-wdt";
};

4
arch/arm/boot/dts/twl4030.dtsi
View File

@ -19,6 +19,10 @@
interrupts = <11>;
};
watchdog {
compatible = "ti,twl4030-wdt";
};
vdac: regulator-vdac {
compatible = "ti,twl4030-vdac";
regulator-min-microvolt = <1800000>;

11
drivers/watchdog/twl4030_wdt.c
View File

@ -131,14 +131,21 @@ static int twl4030_wdt_resume(struct platform_device *pdev)
#define twl4030_wdt_resume NULL
#endif
static const struct of_device_id twl_wdt_of_match[] = {
{ .compatible = "ti,twl4030-wdt", },
{ },
};
MODULE_DEVICE_TABLE(of, twl_wdt_of_match);
static struct platform_driver twl4030_wdt_driver = {
.probe = twl4030_wdt_probe,
.remove = twl4030_wdt_remove,
.suspend = twl4030_wdt_suspend,
.resume = twl4030_wdt_resume,
.driver = {
.owner = THIS_MODULE,
.name = "twl4030_wdt",
.owner = THIS_MODULE,
.name = "twl4030_wdt",
.of_match_table = twl_wdt_of_match,
},
};