[PATCH v4 0/3] Add Mediatek SoC RTC driver
Eddie Huang
eddie.huang at mediatek.com
Wed May 6 00:23:39 PDT 2015
RTC is one submodule of Mediatek MT6397 PMIC chip[1]. This series
support RTC driver that work with Mediatek SoC like MT8135, MT8173.
It implements second counter and also provide alarm function.
This series base on 4.1-rc1, Test ok on MT8173 platform.
[1] https://lkml.org/lkml/2015/1/23/325
Change in v4:
1. Align mt6397-core.c resource in straight lines.
2. Modify mtk_rtc_write_trigger according Joe Perches and
Alexandre Belloni suggestion.
3. Align function parameters to the open parenthesis.
4. Modify MAINTAINER to use file full name.
Change in v3:
1. Replace magic number in mt6397-core.c
2. Add comment for some equation and write trigger.
3. Use regmap_bulk_read and regmap_bulk_write to avoid muliple regmap_read
and regmap_write
4. Replace devm_request_threaded_irq with request_threaded_irq and add
irq_dispose_mapping
5. Fix Tomasz Figa review comment.
Change in v2:
1. Move RTC address and interrupt to mt6397-core.c, and register
these resource in mfd_cell.
http://lists.infradead.org/pipermail/linux-arm-kernel/2015-February/323239.html
2. Remove dt-binding document due to register resouce in mfd_cell, not from
device tree.
3. Update MAINTAINER file to add Mediatek RTC mainainter.
4. Add prefix mtk_ to some internal functions.
5. Fix racy condition
6. Check return value of regmap_read and regmap_write
7. Remove some unnecessary register readback, clear, then write.
8. Add disable alarm in mtk_rtc_set_alarm function
9. Fix Uwe Kleine-König review comment
Eddie Huang (2):
mfd: provide RTC resource in MT6397 MFD
MAINTAINERS: add Mediatek RTC driver
Tianping Fang (1):
rtc: mediatek: Add MT6397 RTC driver
MAINTAINERS | 7 +
drivers/mfd/mt6397-core.c | 18 +++
drivers/rtc/Kconfig | 10 ++
drivers/rtc/Makefile | 1 +
drivers/rtc/rtc-mt6397.c | 394 ++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 430 insertions(+)
create mode 100644 drivers/rtc/rtc-mt6397.c
--
1.8.1.1.dirty
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