linux-kernel - Re: [PATCH v2 4/6] arm64: dts: imx8mq: add snvs clock to pwrkey

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Message-ID: <20200311064733.GH29269@dragon>
Date:   Wed, 11 Mar 2020 14:47:33 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     André Draszik <git@...red.net>
Cc:     linux-kernel@...r.kernel.org,
        Horia Geantă <horia.geanta@....com>,
        Aymen Sghaier <aymen.sghaier@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Anson Huang <Anson.Huang@....com>,
        Robin Gong <yibin.gong@....com>, linux-crypto@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-input@...r.kernel.org
Subject: Re: [PATCH v2 4/6] arm64: dts: imx8mq: add snvs clock to pwrkey

On Tue, Feb 25, 2020 at 04:11:59PM +0000, André Draszik wrote:
> On i.MX8MM, the SNVS requires a clock. This is similar to the clock
> bound to the SNVS RTC node, but if the SNVS RTC driver isn't enabled,
> then SNVS doesn't work, and as such the pwrkey driver doesn't
> work (i.e. hangs the kernel, as the clock isn't enabled).
> 
> Also see commit ec2a844ef7c1
> ("ARM: dts: imx7s: add snvs rtc clock")
> for a similar fix.
> 
> Signed-off-by: André Draszik <git@...red.net>

Applied, thanks.