[PATCH v2] RTC: RK808: remove tm_def structure

From: Chris Zhong
Date: Thu Sep 11 2014 - 03:38:22 EST


If the date/time is invalid at bootup, there's no reason to set it to
a bogus value. We can just let the data and time be invalid until
someone makes it valid.

Signed-off-by: Chris Zhong <zyw@xxxxxxxxxxxxxx>

Reviewed-by: Doug Anderson <dianders@xxxxxxxxxxxx>
Tested-by: Doug Anderson <dianders@xxxxxxxxxxxx>
---

Changes in v2:
Adviced by Doug Anderson
- add a description

drivers/rtc/rtc-rk808.c | 17 ++---------------
1 file changed, 2 insertions(+), 15 deletions(-)

diff --git a/drivers/rtc/rtc-rk808.c b/drivers/rtc/rtc-rk808.c
index 22c8514..df42257 100644
--- a/drivers/rtc/rtc-rk808.c
+++ b/drivers/rtc/rtc-rk808.c
@@ -325,17 +325,6 @@ static int rk808_rtc_resume(struct device *dev)
static SIMPLE_DEV_PM_OPS(rk808_rtc_pm_ops,
rk808_rtc_suspend, rk808_rtc_resume);

-/* 2014.1.1 12:00:00 Saturday */
-static struct rtc_time tm_def = {
- .tm_wday = 6,
- .tm_year = 114,
- .tm_mon = 0,
- .tm_mday = 1,
- .tm_hour = 12,
- .tm_min = 0,
- .tm_sec = 0,
-};
-
static int rk808_rtc_probe(struct platform_device *pdev)
{
struct rk808 *rk808 = dev_get_drvdata(pdev->dev.parent);
@@ -376,10 +365,8 @@ static int rk808_rtc_probe(struct platform_device *pdev)
return ret;
}
ret = rtc_valid_tm(&tm);
- if (ret) {
- dev_warn(&pdev->dev, "invalid date/time and init time\n");
- rk808_rtc_set_time(&pdev->dev, &tm_def);
- }
+ if (ret)
+ dev_warn(&pdev->dev, "invalid date/time\n");

device_init_wakeup(&pdev->dev, 1);

--
1.7.9.5

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