linux-kernel - Re: [PATCH v2 0/5] crypto: ccree: cleanup, fixes and R-Car enabling

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Message-ID: <CAMuHMdVXrppnFEBmR3xhwNu3i0N3mVE1+FJRjEcWBYpHHbsAsw@mail.gmail.com>
Date:   Tue, 19 Jun 2018 14:58:10 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Gilad Ben-Yossef <gilad@...yossef.com>
Cc:     Simon Horman <horms@...ge.net.au>,
        Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Ofir Drang <ofir.drang@....com>
Subject: Re: [PATCH v2 0/5] crypto: ccree: cleanup, fixes and R-Car enabling

Hi Gilad,

On Thu, May 24, 2018 at 4:19 PM Gilad Ben-Yossef <gilad@...yossef.com> wrote:
> The patch set enables the use of CryptoCell found in some Renesas R-Car
> Salvator-X boards and fixes some driver issues uncovered that prevented
> to work properly.

With DEBUG enabled on R-Car H3, I see lots of

    ccree e6601000.crypto: IRR includes unknown cause bits (0x00000098)
    ccree e6601000.crypto: IRR includes unknown cause bits (0x000000C0)
    ccree e6601000.crypto: IRR includes unknown cause bits (0x000000D0)
    ccree e6601000.crypto: IRR includes unknown cause bits (0x000000D8)
    ccree e6601000.crypto: IRR includes unknown cause bits (0x000000E0)
    ccree e6601000.crypto: IRR includes unknown cause bits (0x000000F0)
    ccree e6601000.crypto: IRR includes unknown cause bits (0x000000F8)

during boot. Is that expected?

Thanks!

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds