rtc: pl031: avoid exposing alarm if no interrupt

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If the RTC has no interrupt, there is little point in exposing the RTC
alarm capabilities, as it can't be used as a wakeup source nor can it
deliver an event to userspace.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

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Russell King 2017-09-29 11:22:10 +01:00 • committed by Alexandre Belloni

parent 273c868e85

commit b86f581f8c

1 changed files with 12 additions and 3 deletions

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drivers/rtc/rtc-pl031.c

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