linux-kernel - Re: [PATCHv4 1/2] ARM: imx53: add secure-reg-access support for PMU

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Message-ID: <CAOMZO5A6OSe_i8L_9NXGR-FjFg1msGeybtj9Yk5FLKszZMe+SA@mail.gmail.com>
Date:   Mon, 12 Feb 2018 10:48:43 -0200
From:   Fabio Estevam <festevam@...il.com>
To:     Sebastian Reichel <sebastian.reichel@...labora.co.uk>
Cc:     Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Will Deacon <will.deacon@....com>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Russell King <linux@...linux.org.uk>, Ian Ray <ian.ray@...com>,
        Nandor Han <nandor.han@...com>, kernel@...labora.com,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCHv4 1/2] ARM: imx53: add secure-reg-access support for PMU

On Mon, Feb 12, 2018 at 10:39 AM, Sebastian Reichel
<sebastian.reichel@...labora.co.uk> wrote:
> On i.MX53 it is necessary to set the DBG_EN bit in the
> platform GPC register to enable access to PMU counters
> other than the cycle counter.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.co.uk>

Reviewed-by: Fabio Estevam <fabio.estevam@....com>