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rtc: ac100: Add RTC driver for X-Powers AC100

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X-Powers AC100 is a codec / RTC combo chip. This driver supports
the RTC sub-device.

The RTC block also has clock outputs and non-volatile storage.
Non-volatile storage wthin the RTC hardware is not supported.
Clock output support is added in the next patch.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Chen-Yu Tsai
2016-07-08 22:33:38 +08:00
committed by Lee Jones
parent 585083c539
commit d00a18a42c
3 changed files with 336 additions and 0 deletions
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10
drivers/rtc/Kconfig
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@@ -187,6 +187,16 @@ config RTC_DRV_ABX80X
This driver can also be built as a module. If so, the module
will be called rtc-abx80x.
config RTC_DRV_AC100
tristate "X-Powers AC100"
depends on MFD_AC100
help
If you say yes here you get support for the real-time clock found
in X-Powers AC100 family peripheral ICs.
This driver can also be built as a module. If so, the module
will be called rtc-ac100.
config RTC_DRV_AS3722
tristate "ams AS3722 RTC driver"
depends on MFD_AS3722