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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <167591660371.1230100.17894948728225084854.b4-ty@kernel.org>
Date:   Wed,  8 Feb 2023 20:22:57 -0800
From:   Bjorn Andersson <andersson@...nel.org>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Johan Hovold <johan+linaro@...nel.org>
Cc:     Andy Gross <agross@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org,
        Maximilian Luz <luzmaximilian@...il.com>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-kernel@...r.kernel.org,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-rtc@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: (subset) [PATCH v2 00/22] rtc: pm8xxx: add support for setting time using nvmem

On Thu, 2 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!

[18/22] arm64: defconfig: enable Qualcomm SDAM nvmem driver
        commit: 480ba14b9a95641647a6561d5b246de661589514

Best regards,
-- 
Bjorn Andersson <andersson@...nel.org>