linux-kernel - Re: [PATCH v2] drivers/soc/litex: Add restart handler

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Message-ID: <20210118114331.GF2002709@lianli.shorne-pla.net>
Date:   Mon, 18 Jan 2021 20:43:31 +0900
From:   Stafford Horne <shorne@...il.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Karol Gugala <kgugala@...micro.com>,
        Mateusz Holenko <mholenko@...micro.com>,
        Gabriel Somlo <gsomlo@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-riscv <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v2] drivers/soc/litex: Add restart handler

On Thu, Jan 14, 2021 at 02:48:49PM +0100, Geert Uytterhoeven wrote:
> Hi Stafford,
> 
> On Thu, Jan 14, 2021 at 3:03 AM Stafford Horne <shorne@...il.com> wrote:
> > On Mon, Jan 04, 2021 at 05:49:03PM +0100, Geert Uytterhoeven wrote:
> > > On Mon, Jan 4, 2021 at 5:45 PM Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
> > > > Let the LiteX SoC Controller a register a restart handler, which resets
> > > > the LiteX SoC by writing 1 to CSR_CTRL_RESET_ADDR.
> > > >
> > > > Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> > > > ---
> > > > Tested with linux-on-litex-vexriscv.
> > > >
> > > > This patch is based on upstream, i.e. not on top of Gabriel Somlo's
> > > > "[PATCH v5 0/4] drivers/soc/litex: support 32-bit subregisters, 64-bit
> > > > CPUs"
> > > > (https://lore.kernel.org/lkml/20201227161320.2194830-1-gsomlo@gmail.com/)
> > >
> > > Bummer, and that's why the RESET_REG_* definitions are no longer
> > > next to the SCRATCH_REG_* definitions :-(
> >
> > If it helps I have accepted Gabriel's patches and put them onto for-next.
> >
> >   https://github.com/openrisc/linux/commits/for-next
> >
> > I am happy to take and test a patch based on that.  Or I can do the adjustments
> > to base the patch on that myself.  Let me know.
> 
> Thanks for letting me know! V3 sent.

Hi Geert,

I don't seem to see v3 anywhere.  Where did you send it and what is the subject?

-Stafford