linux-kernel - Re: [PATCH v5 0/2] drivers: rtc: add max313xx series rtc driver

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Date: Mon, 29 Jan 2024 08:55:40 +0100
From: Nuno Sá <noname.nuno@...il.com>
To: Chris Packham <Chris.Packham@...iedtelesis.co.nz>,
 "a.zummo@...ertech.it" <a.zummo@...ertech.it>,
 "alexandre.belloni@...tlin.com" <alexandre.belloni@...tlin.com>,
 "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>
Cc: "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>
Subject: Re: [PATCH v5 0/2] drivers: rtc: add max313xx series rtc driver

On Mon, 2024-01-29 at 03:28 +0000, Chris Packham wrote:
> 
> On 26/01/24 20:51, Nuno Sá wrote:
> > On Fri, 2024-01-26 at 02:22 +0000, Chris Packham wrote:
> > > Hi All,
> > > 
> > > On 4/04/23 03:43, Ibrahim Tilki wrote:
> > > > changelog:
> > > > since v5:
> > > >     - dt-binding: add enum value "2" to aux-voltage-chargable
> > > >     - dt-binding: remove adi,trickle-diode-enable
> > > >     - dt-binding: change description of trickle-resistor-ohms
> > > >     - dt-binding: reorder as in example schema
> > > >     - parse "wakeup-source" when irq not requested
> > > >     - remove limitation on max31328 irq and clokout
> > > >     - remove error and warning messages during trickle charger setup
> > > > 
> > > > since v4:
> > > >     - dt-binding: remove interrupt names.
> > > >     - dt-binding: add description for "interrupts" property
> > > >     - dt-binding: replace deprecated property "trickle-diode-disable"
> > > >         by "aux-voltage-chargeable"
> > > >     - dt-binding: add new property "adi,trickle-diode-enable"
> > > >     - dt-binding: remove "wakeup-source"
> > > >     - use clear_bit instead of __clear_bit
> > > >     - use devm_of_clk_add_hw_provider instead of of_clk_add_provider
> > > >     - use chip_desc pointer as driver data instead of enum.
> > > > 
> > > > since v3:
> > > >     - add "break" to fix warning: unannotated fall-through
> > > >       Reported-by: kernel test robot <lkp@...el.com>
> > > > 
> > > > since v2:
> > > >     - dt-binding: update title and description
> > > >     - dt-binding: remove last example
> > > >     - drop watchdog support
> > > >     - support reading 12Hr format instead of forcing 24hr at probe time
> > > >     - use "tm_year % 100" instead of range check
> > > >     - refactor max313xx_init for readability
> > > > 
> > > > Ibrahim Tilki (2):
> > > >     drivers: rtc: add max313xx series rtc driver
> > > >     dt-bindings: rtc: add max313xx RTCs
> > > > 
> > > >    .../devicetree/bindings/rtc/adi,max313xx.yaml |  144 +++
> > > >    drivers/rtc/Kconfig                           |   11 +
> > > >    drivers/rtc/Makefile                          |    1 +
> > > >    drivers/rtc/rtc-max313xx.c                    | 1053
> > > > +++++++++++++++++
> > > >    4 files changed, 1209 insertions(+)
> > > >    create mode 100644
> > > > Documentation/devicetree/bindings/rtc/adi,max313xx.yaml
> > > >    create mode 100644 drivers/rtc/rtc-max313xx.c
> > > What happened to this series in the end? It kind of went off my radar
> > > and I forgot about it.
> > > 
> > > We've been carrying a version of these changes in our local tree for a
> > > while (and using it quite happily I should add).
> > > 
> > Hi Chris,
> > 
> > Also not sure.... In the meantime Ibrahim left ADI so if this is not in
> > shape to
> > be merged he won't be able to re-spin. If there's a need for a re-spin,
> > please
> > let me know so I can see internally if there's someone who can continue this
> > work. I would do it myself if I had the HW.
> I've got a board with a max31331 so I can test that. I don't have any of 
> the interrupts hooked up so I won't be able to test that. Looks like 
> there was some outstanding discussion around the trickle-charge 
> devicetree properties so I'd need to figure out what was wanted there. 
> I'll try to pick up the last series from the mailing list and go from there.

Thanks Chris!

- Nuno Sá