linux-kernel - Re: (subset) [PATCH v2 00/22] rtc: pm8xxx: add support for setting time using nvmem

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Message-ID: <167598144775.1655758.2122287458672785227.b4-ty@bootlin.com>
Date:   Thu, 9 Feb 2023 23:25:34 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Bjorn Andersson <andersson@...nel.org>,
        Johan Hovold <johan+linaro@...nel.org>
Cc:     Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Maximilian Luz <luzmaximilian@...il.com>,
        linux-arm-msm@...r.kernel.org, linux-rtc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: (subset) [PATCH v2 00/22] rtc: pm8xxx: add support for setting
 time using nvmem


On Thu, 02 Feb 2023 16:54:26 +0100, Johan Hovold wrote:
> This series adds support for setting the RTC time on Qualcomm platforms
> where the PMIC RTC time registers are read-only by instead storing an
> offset in some other non-volatile memory. This is used to enable the RTC
> in the SC8280XP Compute Reference Design (CRD) and Lenovo Thinkpad X13s
> laptop.
> 
> The RTCs in many Qualcomm devices are effectively broken due to the time
> registers being read-only. Instead some other non-volatile memory can be
> used to store and offset which a driver can take into account. On
> machines like the X13s, the UEFI firmware (and Windows) use a UEFI
> variable for storing such an offset, but not all Qualcomm systems use
> UEFI.
> 
> [...]

Applied, thanks!

[01/22] rtc: pm8xxx: fix set-alarm race
        commit: c88db0eff9722fc2b6c4d172a50471d20e08ecc6
[02/22] rtc: pm8xxx: drop spmi error messages
        commit: eb245631836b4843199d7176d1597759dda4ee9e
[03/22] rtc: pm8xxx: use regmap_update_bits()
        commit: 182c23bbfea3713206b0da3fbbb7350e197a92dd
[04/22] rtc: pm8xxx: drop bogus locking
        commit: 8d273f33fd090a2c270c67b6ac7fa03f5a7eee3f
[05/22] rtc: pm8xxx: return IRQ_NONE on errors
        commit: cb9bb7b2364bb5f4f51226ce1f9ec6ffda618f0a
[06/22] rtc: pm8xxx: drop unused register defines
        commit: f081b74c1c748a7da972c782c2f974f239a9b51f
[07/22] rtc: pm8xxx: use unaligned le32 helpers
        commit: 79dd75661e4284169768859012a4bf6898cef758
[08/22] rtc: pm8xxx: clean up time and alarm debugging
        commit: c996956fcc5b7756eb04615cc36618acaa85caa9
[09/22] rtc: pm8xxx: rename struct device pointer
        commit: a375510efeda0dfbad205cd1de8b57f63d0779c9
[10/22] rtc: pm8xxx: rename alarm irq variable
        commit: 4727b58fc84daf6d7097ac3528a6517456a5e110
[11/22] rtc: pm8xxx: clean up comments
        commit: 3c3326394ba420608d0665aef846b2268c9c9629
[12/22] rtc: pm8xxx: use u32 for timestamps
        commit: 35d9c472925748a1cb1f5b6cc8ae71cf8138e30f
[13/22] rtc: pm8xxx: refactor read_time()
        commit: da862c3df6add928e2f51d6cadec128a9a1940f3
[14/22] rtc: pm8xxx: clean up local declarations
        commit: 9e5a799138042ac8276e6744c548b0411f371600
[15/22] rtc: pm8xxx: drop error messages
        commit: c94fb939e65155bc889e62396f83ef4317d643ac

Best regards,

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