diff options
| author | Baolin Wang <baolin.wang@linaro.org> | 2018-10-18 11:52:28 +0300 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2018-10-25 03:35:39 +0300 |
| commit | b2ddc48582efa157635f7ef815c9d4a657e2cabd (patch) | |
| tree | 75e45229469995cf98a4d716856109ef1d8c63cf /drivers/rtc | |
| parent | 7db5adfa63167dac548022c973e00da7f56ffb72 (diff) | |
| download | linux-b2ddc48582efa157635f7ef815c9d4a657e2cabd.tar.xz | |
rtc: sc27xx: Remove interrupts disable and clear in probe()
When registering one rtc device, it will check to see if there is an
alarm already set in rtc hardware by issuing __rtc_read_alarm(). So
we should not disable the RTC interrupts and clear the interrupts
status in probe() function.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-sc27xx.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/drivers/rtc/rtc-sc27xx.c b/drivers/rtc/rtc-sc27xx.c index 6ac56538682e..4ecabe6c9429 100644 --- a/drivers/rtc/rtc-sc27xx.c +++ b/drivers/rtc/rtc-sc27xx.c @@ -129,19 +129,6 @@ static int sprd_rtc_clear_alarm_ints(struct sprd_rtc *rtc) SPRD_RTC_ALM_INT_MASK); } -static int sprd_rtc_disable_ints(struct sprd_rtc *rtc) -{ - int ret; - - ret = regmap_update_bits(rtc->regmap, rtc->base + SPRD_RTC_INT_EN, - SPRD_RTC_INT_MASK, 0); - if (ret) - return ret; - - return regmap_write(rtc->regmap, rtc->base + SPRD_RTC_INT_CLR, - SPRD_RTC_INT_MASK); -} - static int sprd_rtc_lock_alarm(struct sprd_rtc *rtc, bool lock) { int ret; @@ -609,13 +596,6 @@ static int sprd_rtc_probe(struct platform_device *pdev) rtc->dev = &pdev->dev; platform_set_drvdata(pdev, rtc); - /* clear all RTC interrupts and disable all RTC interrupts */ - ret = sprd_rtc_disable_ints(rtc); - if (ret) { - dev_err(&pdev->dev, "failed to disable RTC interrupts\n"); - return ret; - } - /* check if RTC time values are valid */ ret = sprd_rtc_check_power_down(rtc); if (ret) { |