rtc: 88pm80x: stop setting a default time

It doesn't make sense to set the RTC to a default value at probe time. Let
the core handle invalid date and time.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/drivers/rtc/rtc-88pm80x.c b/drivers/rtc/rtc-88pm80x.c
index 6cbafef..76df274 100644 (file)
--- a/drivers/rtc/rtc-88pm80x.c
+++ b/drivers/rtc/rtc-88pm80x.c
@@ -254,8 +254,6 @@ static int pm80x_rtc_probe(struct platform_device *pdev)
        struct pm80x_rtc_pdata *pdata = dev_get_platdata(&pdev->dev);
        struct pm80x_rtc_info *info;
        struct device_node *node = pdev->dev.of_node;
-       struct rtc_time tm;
-       unsigned long ticks = 0;
        int ret;
 
        if (!pdata && !node) {
@@ -302,26 +300,6 @@ static int pm80x_rtc_probe(struct platform_device *pdev)
                goto out;
        }
 
-       ret = pm80x_rtc_read_time(&pdev->dev, &tm);
-       if (ret < 0) {
-               dev_err(&pdev->dev, "Failed to read initial time.\n");
-               goto out_rtc;
-       }
-       if ((tm.tm_year < 70) || (tm.tm_year > 138)) {
-               tm.tm_year = 70;
-               tm.tm_mon = 0;
-               tm.tm_mday = 1;
-               tm.tm_hour = 0;
-               tm.tm_min = 0;
-               tm.tm_sec = 0;
-               ret = pm80x_rtc_set_time(&pdev->dev, &tm);
-               if (ret < 0) {
-                       dev_err(&pdev->dev, "Failed to set initial time.\n");
-                       goto out_rtc;
-               }
-       }
-       rtc_tm_to_time(&tm, &ticks);
-
        info->rtc_dev = devm_rtc_device_register(&pdev->dev, "88pm80x-rtc",
                                            &pm80x_rtc_ops, THIS_MODULE);
        if (IS_ERR(info->rtc_dev)) {