rtc: twl: make driver DT only
Since there are no platform based users and all users
of this code are TI OMAP-based which is DT only, it makes
sense to remove unused code.
Signed-off-by: Nicolae Rosia <[email protected]>
Tested-by: Tony Lindgren <[email protected]>
Signed-off-by: Alexandre Belloni <[email protected]>
diff --git a/drivers/rtc/rtc-twl.c b/drivers/rtc/rtc-twl.c
index 1e415268..c18c392 100644
--- a/drivers/rtc/rtc-twl.c
+++ b/drivers/rtc/rtc-twl.c
@@ -496,10 +496,16 @@ static const struct rtc_class_ops twl_rtc_ops = {
static int twl_rtc_probe(struct platform_device *pdev)
{
struct twl_rtc *twl_rtc;
+ struct device_node *np = pdev->dev.of_node;
int ret = -EINVAL;
int irq = platform_get_irq(pdev, 0);
u8 rd_reg;
+ if (!np) {
+ dev_err(&pdev->dev, "no DT info\n");
+ return -EINVAL;
+ }
+
if (irq <= 0)
return ret;
@@ -632,15 +638,11 @@ static int twl_rtc_resume(struct device *dev)
static SIMPLE_DEV_PM_OPS(twl_rtc_pm_ops, twl_rtc_suspend, twl_rtc_resume);
-#ifdef CONFIG_OF
static const struct of_device_id twl_rtc_of_match[] = {
{.compatible = "ti,twl4030-rtc", },
{ },
};
MODULE_DEVICE_TABLE(of, twl_rtc_of_match);
-#endif
-
-MODULE_ALIAS("platform:twl_rtc");
static struct platform_driver twl4030rtc_driver = {
.probe = twl_rtc_probe,
@@ -649,7 +651,7 @@ static struct platform_driver twl4030rtc_driver = {
.driver = {
.name = "twl_rtc",
.pm = &twl_rtc_pm_ops,
- .of_match_table = of_match_ptr(twl_rtc_of_match),
+ .of_match_table = twl_rtc_of_match,
},
};
