linux-kernel - Re: [PATCH v3 1/2] drivers: rtc: add max313xx series rtc driver

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Message-ID: <Y+v/suob0EN1REX4@mail.local>
Date:   Tue, 14 Feb 2023 22:40:02 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Chris Packham <Chris.Packham@...iedtelesis.co.nz>
Cc:     Ibrahim Tilki <Ibrahim.Tilki@...log.com>,
        "a.zummo@...ertech.it" <a.zummo@...ertech.it>,
        "jdelvare@...e.com" <jdelvare@...e.com>,
        "linux@...ck-us.net" <linux@...ck-us.net>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>,
        "linux-rtc@...r.kernel.org" <linux-rtc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-hwmon@...r.kernel.org" <linux-hwmon@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Zeynep Arslanbenzer <Zeynep.Arslanbenzer@...log.com>
Subject: Re: [PATCH v3 1/2] drivers: rtc: add max313xx series rtc driver

On 14/02/2023 20:28:05+0000, Chris Packham wrote:
> Hi Ibrahim,
> 
> On 9/11/22 01:22, Ibrahim Tilki wrote:
> > Adding support for Analog Devices MAX313XX series RTCs.
> >
> > Signed-off-by: Ibrahim Tilki <Ibrahim.Tilki@...log.com>
> > Signed-off-by: Zeynep Arslanbenzer <Zeynep.Arslanbenzer@...log.com>
> > ---
> >   drivers/rtc/Kconfig        |   11 +
> >   drivers/rtc/Makefile       |    1 +
> >   drivers/rtc/rtc-max313xx.c | 1070 ++++++++++++++++++++++++++++++++++++
> >   3 files changed, 1082 insertions(+)
> >   create mode 100644 drivers/rtc/rtc-max313xx.c
> 
> What is the current state of this work? I see there are some comments on 
> this v3 iteration from late last year and I couldn't find any newer 
> iteration on any mailing list. We've got some new hardware arriving soon 
> that will have the MAX31331 RTC and I'm keen to see this patch series 
> land. Is there anything I can do to help it along? I can't be very 
> specific about when I'll see the new hardware (who can these days), the 
> last update was "boards are due in March".
> 
> For the maintainers on the Cc list once the dust settles how would I get 
> this supported in a LTS kernel (we're currently using the 5.15 series)? 
> Or is totally out of the question because it's not just a new device id?

This will not happen, you will have to update to the next LTS (which you
should do anyway)


-- 
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com