rtc: ds1307: Drop of_match_ptr and CONFIG_OF protections

These prevent use of this driver with ACPI via PRP0001.
Drop them to remove this restriction.

Also added mod_devicetable.h include given use of struct of_device_id.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20201116142859.31257-3-andriy.shevchenko@linux.intel.com

diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 49260bc..fdf25db 100644 (file)
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -11,8 +11,8 @@
 #include <linux/bcd.h>
 #include <linux/i2c.h>
 #include <linux/init.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
-#include <linux/of.h>
 #include <linux/property.h>
 #include <linux/rtc/ds1307.h>
 #include <linux/rtc.h>
@@ -1091,7 +1091,6 @@ static const struct i2c_device_id ds1307_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, ds1307_id);
 
-#ifdef CONFIG_OF
 static const struct of_device_id ds1307_of_match[] = {
        {
                .compatible = "dallas,ds1307",
@@ -1168,7 +1167,6 @@ static const struct of_device_id ds1307_of_match[] = {
        { }
 };
 MODULE_DEVICE_TABLE(of, ds1307_of_match);
-#endif
 
 /*
  * The ds1337 and ds1339 both have two alarms, but we only use the first
@@ -2035,7 +2033,7 @@ exit:
 static struct i2c_driver ds1307_driver = {
        .driver = {
                .name   = "rtc-ds1307",
-               .of_match_table = of_match_ptr(ds1307_of_match),
+               .of_match_table = ds1307_of_match,
        },
        .probe          = ds1307_probe,
        .id_table       = ds1307_id,