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@xxxxxx>
---
Documentation/devicetree/bindings/watchdog/twl4030-wdt.txt | 10 ++++++++++
arch/arm/boot/dts/twl4030.dtsi | 4 ++++
drivers/watchdog/twl4030_wdt.c | 11 +++++++++--
3 files changed, 23 insertions(+), 2 deletions(-)
create mode 100644 Documentation/devicetree/bindings/watchdog/twl4030-wdt.txt
diff --git a/Documentation/devicetree/bindings/watchdog/twl4030-wdt.txt b/Documentation/devicetree/bindings/watchdog/twl4030-wdt.txt
new file mode 100644
index 0000000..80a3719
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/twl4030-wdt.txt
@@ -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";
+};
diff --git a/arch/arm/boot/dts/twl4030.dtsi b/arch/arm/boot/dts/twl4030.dtsi
index 63411b0..ed0bc95 100644
--- a/arch/arm/boot/dts/twl4030.dtsi
+++ b/arch/arm/boot/dts/twl4030.dtsi
@@ -19,6 +19,10 @@
interrupts = <11>;
};
+ watchdog {
+ compatible = "ti,twl4030-wdt";
+ };
+
vdac: regulator-vdac {
compatible = "ti,twl4030-vdac";
regulator-min-microvolt = <1800000>;
diff --git a/drivers/watchdog/twl4030_wdt.c b/drivers/watchdog/twl4030_wdt.c
index 81918cf..0f03106 100644
--- a/drivers/watchdog/twl4030_wdt.c
+++ b/drivers/watchdog/twl4030_wdt.c
@@ -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,
},
};
--
1.7.10.4
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