Add device tree support for twl4030 power button driver.
Signed-off-by: Sebastian Reichel <sre@xxxxxxxxxx>
---
.../devicetree/bindings/input/twl4030-pwrbutton.txt | 13 +++++++++++++
drivers/input/misc/twl4030-pwrbutton.c | 16 ++++++++++++----
2 files changed, 25 insertions(+), 4 deletions(-)
create mode 100644 Documentation/devicetree/bindings/input/twl4030-pwrbutton.txt
diff --git a/Documentation/devicetree/bindings/input/twl4030-pwrbutton.txt b/Documentation/devicetree/bindings/input/twl4030-pwrbutton.txt
new file mode 100644
index 0000000..945ec74
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/twl4030-pwrbutton.txt
@@ -0,0 +1,13 @@
+* TWL4030's pwrbutton device tree bindings
+
+Required SoC Specific Properties:
+- compatible: should be one of the following
+ - "ti,twl4030-pwrbutton": For controllers compatible with twl4030
+- interrupt: should be one of the following
+ - <8>: For controllers compatible with twl4030
+
+Example:
+ twl_pwrbutton: pwrbutton {
+ compatible = "ti,twl4030-pwrbutton";
+ interrupts = <8>;
+ };
diff --git a/drivers/input/misc/twl4030-pwrbutton.c b/drivers/input/misc/twl4030-pwrbutton.c
index b9a05fd..a3a0fe3 100644
--- a/drivers/input/misc/twl4030-pwrbutton.c
+++ b/drivers/input/misc/twl4030-pwrbutton.c
@@ -52,7 +52,7 @@ static irqreturn_t powerbutton_irq(int irq, void *_pwr)
return IRQ_HANDLED;
}
-static int __init twl4030_pwrbutton_probe(struct platform_device *pdev)
+static int twl4030_pwrbutton_probe(struct platform_device *pdev)
{
struct input_dev *pwr;
int irq = platform_get_irq(pdev, 0);
@@ -106,16 +106,24 @@ static int __exit twl4030_pwrbutton_remove(struct platform_device *pdev)
return 0;
}
+#if IS_ENABLED(CONFIG_OF)
+static const struct of_device_id twl4030_pwrbutton_dt_match_table[] = {
+ { .compatible = "ti,twl4030-pwrbutton" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, twl4030_pwrbutton_dt_match_table);
+#endif
+
static struct platform_driver twl4030_pwrbutton_driver = {
+ .probe = twl4030_pwrbutton_probe,
.remove = __exit_p(twl4030_pwrbutton_remove),
.driver = {
.name = "twl4030_pwrbutton",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(twl4030_pwrbutton_dt_match_table),
},
};
-
-module_platform_driver_probe(twl4030_pwrbutton_driver,
- twl4030_pwrbutton_probe);
+module_platform_driver(twl4030_pwrbutton_driver);
MODULE_ALIAS("platform:twl4030_pwrbutton");
MODULE_DESCRIPTION("Triton2 Power Button");
--
1.8.4.rc3
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