[PATCH v2 0/3] On-chip RTC support for ExynosAutov9
Alexandre Belloni
alexandre.belloni at bootlin.com
Wed Sep 3 05:23:42 PDT 2025
On 03/09/2025 17:09:32+0530, Devang Tailor wrote:
>
> Hi,
>
>
> > -----Original Message-----
> > From: Devang Tailor <dev.tailor at samsung.com>
> > Sent: 10 July 2025 14:05
> > To: robh at kernel.org; krzk+dt at kernel.org; conor+dt at kernel.org;
> > alim.akhtar at samsung.com; alexandre.belloni at bootlin.com;
> > devicetree at vger.kernel.org; linux-arm-kernel at lists.infradead.org; linux-
> > samsung-soc at vger.kernel.org; linux-kernel at vger.kernel.org; linux-
> > rtc at vger.kernel.org; faraz.ata at samsung.com
> > Cc: Devang Tailor <dev.tailor at samsung.com>
> > Subject: [PATCH v2 0/3] On-chip RTC support for ExynosAutov9
> >
> > Enable on-chip RTC support. The on-chip RTC of this SoC is similar to the
> > previous versions of Samsung SoC. So re-use the existing RTC driver with
> > applicable call-backs for initialization and IRQ handling.
> > Add a separate call-back for disabling RTC since existing '.disable'
> > call-backs updates additional bit not valid for RTC of ExynosAutov9.
> >
> > Setting and getting hardware clock has been tested using 'hwclock'
> > and 'date' utilities.
> >
> > Alarm interrupt has been checked with incrementing interrupt count via "cat
> > /proc/interrupts | grep rtc" for 10sec wakeup time via "echo +10 >
> > /sys/class/rtc/rtc0/wakealarm"
> >
> > changelog
> > ---
> > Changes in v2:
> > - Fixed the review comment of v1 for mis-aligmnent & asymmetry bit logic.
> > - link for v1 : https://lore.kernel.org/linux-rtc/20250702052426.2404256-1-
> > dev.tailor at samsung.com/
> >
>
> Reminder!
> Can you please help to identify if anything is pending in this patch series ? I see all three patches are reviewed.
>
You have actions after those reviews:
https://lore.kernel.org/all/20250711-shapeless-adorable-lobster-d2efbf@krzk-bin/
> >
> > Devang Tailor (3):
> > dt-bindings: rtc: s3c-rtc: add compatible for exynosautov9
> > rtc: s3c: support for exynosautov9 on-chip RTC
> > arm64: dts: exynosautov9: add RTC DT node
> >
> > .../devicetree/bindings/rtc/s3c-rtc.yaml | 1 +
> > .../boot/dts/exynos/exynosautov9-sadk.dts | 4 ++++
> > arch/arm64/boot/dts/exynos/exynosautov9.dtsi | 10 ++++++++++
> > drivers/rtc/rtc-s3c.c | 18 ++++++++++++++++++
> > 4 files changed, 33 insertions(+)
> >
> >
> > base-commit: 58ba80c4740212c29a1cf9b48f588e60a7612209
> > --
> > 2.34.1
>
>
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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