linux-kernel - Re: [PATCH v2 1/6] dt-bindings: crypto: fsl-sec4: add snvs clock to pwrkey

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Message-ID: <AM0PR0402MB347685AB405373EBED8A386498E70@AM0PR0402MB3476.eurprd04.prod.outlook.com>
Date:   Mon, 2 Mar 2020 08:17:23 +0000
From:   Horia Geanta <horia.geanta@....com>
To:     André Draszik <git@...red.net>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Rob Herring <robh@...nel.org>,
        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>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        dl-linux-imx <linux-imx@....com>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Anson Huang <anson.huang@....com>,
        Robin Gong <yibin.gong@....com>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-input@...r.kernel.org" <linux-input@...r.kernel.org>
Subject: Re: [PATCH v2 1/6] dt-bindings: crypto: fsl-sec4: add snvs clock to
 pwrkey

On 2/25/2020 6:12 PM, André Draszik wrote:
> On i.MX7 and i.MX8M, 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>
> Acked-by: Rob Herring <robh@...nel.org>
> Cc: "Horia Geantă" <horia.geanta@....com>
> Cc: Aymen Sghaier <aymen.sghaier@....com>
> Cc: Herbert Xu <herbert@...dor.apana.org.au>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: Shawn Guo <shawnguo@...nel.org>
> Cc: Sascha Hauer <s.hauer@...gutronix.de>
> Cc: Pengutronix Kernel Team <kernel@...gutronix.de>
> Cc: Fabio Estevam <festevam@...il.com>
> Cc: NXP Linux Team <linux-imx@....com>
> Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>
> Cc: Anson Huang <Anson.Huang@....com>
> Cc: Robin Gong <yibin.gong@....com>
> Cc: linux-crypto@...r.kernel.org
> Cc: devicetree@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-input@...r.kernel.org
Reviewed-by: Horia Geantă <horia.geanta@....com>

Thanks,
Horia