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path: root/drivers/rtc/rtc-fsl-ftm-alarm.c
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2023-07-27rtc: Explicitly include correct DT includesRob Herring1-4/+1
The DT of_device.h and of_platform.h date back to the separate of_platform_bus_type before it as merged into the regular platform bus. As part of that merge prepping Arm DT support 13 years ago, they "temporarily" include each other. They also include platform_device.h and of.h. As a result, there's a pretty much random mix of those include files used throughout the tree. In order to detangle these headers and replace the implicit includes with struct declarations, users need to explicitly include the correct includes. Signed-off-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230724205456.767430-1-robh@kernel.org Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2022-11-15rtc: fsl-ftm-alarm: Use module_platform_driver replace device_initcallZhang Jianhua1-6/+1
The ftm_rtc_driver has been registered while module init, however there is not unregister step for module exit, now use the macro module_platform_driver replace device_initcall, which can register and unregister platform driver automatically. Signed-off-by: Zhang Jianhua <chris.zjh@huawei.com> Link: https://lore.kernel.org/r/20220906143037.1455317-1-chris.zjh@huawei.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2021-04-17rtc: fsl-ftm-alarm: add MODULE_TABLE()Michael Walle1-0/+1
The module doesn't load automatically. Fix it by adding the missing MODULE_TABLE(). Fixes: 7b0b551dbc1e ("rtc: fsl-ftm-alarm: add FTM alarm driver") Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20210414084006.17933-1-michael@walle.cc
2020-11-19rtc: rework rtc_register_device() resource managementBartosz Golaszewski1-1/+1
rtc_register_device() is a managed interface but it doesn't use devres by itself - instead it marks an rtc_device as "registered" and the devres callback for devm_rtc_allocate_device() takes care of resource release. This doesn't correspond with the design behind devres where managed structures should not be aware of being managed. The correct solution here is to register a separate devres callback for unregistering the device. While at it: rename rtc_register_device() to devm_rtc_register_device() and add it to the list of managed interfaces in devres.rst. This way we can avoid any potential confusion of driver developers who may expect there to exist a corresponding unregister function. Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20201109163409.24301-8-brgl@bgdev.pl
2020-08-21rtc: fsl-ftm-alarm: update acpi device idPeng Ma1-2/+2
Original device id would conflict with crypto driver, change it. Signed-off-by: Peng Ma <peng.ma@nxp.com> Signed-off-by: Ran Wang <ran.wang_1@nxp.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20200818063609.39859-1-ran.wang_1@nxp.com
2020-06-06rtc: fsl-ftm-alarm: fix freeze(s2idle) failed to wakeRan Wang1-1/+5
Use dev_pm_set_wake_irq() instead of flag IRQF_NO_SUSPEND to enable wakeup system feature for both freeze(s2idle) and mem(deep). Signed-off-by: Ran Wang <ran.wang_1@nxp.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20200601071914.36444-1-ran.wang_1@nxp.com
2020-04-15rtc: remove unnecessary error message after platform_get_irqMarkus Elfring1-3/+1
The function “platform_get_irq” can log an error already. Thus omit redundant messages for the exception handling in the calling functions. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Acked-by: Vladimir Zapolskiy <vz@mleia.com> Link: https://lore.kernel.org/r/04116352-b464-041c-1939-96440133aa6f@web.de Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2020-03-29rtc: fsl-ftm-alarm: report alarm to coreBiwen Li1-0/+2
Report interrupt state to the RTC core. Signed-off-by: Biwen Li <biwen.li@nxp.com> Link: https://lore.kernel.org/r/20200327084457.45161-1-biwen.li@nxp.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2020-03-23rtc: fsl-ftm-alarm: enable acpi supportPeng Ma1-6/+15
This patch enables ACPI support in Rtc Flex timer driver. Signed-off-by: Peng Ma <peng.ma@nxp.com> Link: https://lore.kernel.org/r/20200318025354.6447-1-peng.ma@nxp.com Link: https://lore.kernel.org/r/20200323072956.38263-1-peng.ma@nxp.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2019-11-08rtc: fsl-ftm-alarm: avoid struct rtc_time conversionsAlexandre Belloni1-5/+2
Directly call ktime_get_real_seconds instead of converting the result to a struct rtc_time and then back to a time64_t. Link: https://lore.kernel.org/r/20191016201223.30568-4-alexandre.belloni@bootlin.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2019-11-08rtc: fsl-ftm-alarm: switch to rtc_time64_to_tm/rtc_tm_to_time64Alexandre Belloni1-4/+5
Call the 64bit versions of rtc_tm time conversion to avoid the y2038 issue. Link: https://lore.kernel.org/r/20191016201223.30568-3-alexandre.belloni@bootlin.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2019-11-08rtc: fsl-ftm-alarm: switch to ktime_get_real_secondsAlexandre Belloni1-4/+1
The driver drops the nanoseconds part of the timespec64, there is no need to call ktime_get_real_ts64. Link: https://lore.kernel.org/r/20191016201223.30568-2-alexandre.belloni@bootlin.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2019-10-06rtc: Use devm_platform_ioremap_resource()Markus Elfring1-8/+1
Simplify probe by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Link: https://lore.kernel.org/r/4552ef52-f218-93b1-6dfa-668d137676f8@web.de Link: https://lore.kernel.org/r/5ecfcf43-d6b2-1a38-dee8-b8806f30bc83@web.de Link: https://lore.kernel.org/r/25448e11-c43f-9ae0-4c43-6f789accc026@web.de Reviewed-by: Akinobu Mita <akinobu.mita@gmail.com> Link: https://lore.kernel.org/r/8c17a59c-82ff-aa6b-5653-a38d786d3e83@web.de Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2019-08-23rtc: fsl-ftm-alarm: add FTM alarm driverBiwen Li1-0/+337
For the platforms including LS1012A, LS1021A, LS1028A, LS1043A, LS1046A, LS1088A, LS208xA that has the FlexTimer module, implementing alarm functions within RTC subsystem to wakeup the system when system going to sleep (work with RCPM driver). Signed-off-by: Biwen Li <biwen.li@nxp.com> Link: https://lore.kernel.org/r/20190813030157.48590-1-biwen.li@nxp.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>