[PATCH 4/8] ARM: dts: iwg22d: Enable SDHI0 controller
horms at verge.net.au
Thu Sep 21 02:03:32 PDT 2017
On Thu, Sep 21, 2017 at 08:53:00AM +0000, Fabrizio Castro wrote:
> Hello Simon,
> > -----Original Message-----
> > From: Simon Horman [mailto:horms at verge.net.au]
> > Sent: 21 September 2017 09:42
> > To: Geert Uytterhoeven <geert at linux-m68k.org>
> > Cc: Chris Paterson <Chris.Paterson2 at renesas.com>; Rob Herring <robh+dt at kernel.org>; Mark Rutland <mark.rutland at arm.com>;
> > Magnus Damm <magnus.damm at gmail.com>; Russell King <linux at armlinux.org.uk>; Fabrizio Castro
> > <fabrizio.castro at bp.renesas.com>; devicetree at vger.kernel.org; Linux-Renesas <linux-renesas-soc at vger.kernel.org>; linux-arm-
> > kernel at lists.infradead.org
> > Subject: Re: [PATCH 4/8] ARM: dts: iwg22d: Enable SDHI0 controller
> > On Thu, Sep 21, 2017 at 10:38:40AM +0200, Simon Horman wrote:
> > > On Wed, Sep 20, 2017 at 01:40:20PM +0200, Geert Uytterhoeven wrote:
> > > > On Wed, Sep 13, 2017 at 7:05 PM, Chris Paterson
> > > > <chris.paterson2 at renesas.com> wrote:
> > > > > From: Fabrizio Castro <fabrizio.castro at bp.renesas.com>
> > > > >
> > > > > Enable the SDHI0 controller on iWave RZ/G1E carrier board.
> > > > >
> > > > > Signed-off-by: Fabrizio Castro <fabrizio.castro at bp.renesas.com>
> > > > > Signed-off-by: Chris Paterson <chris.paterson2 at renesas.com>
> > > >
> > > > Reviewed-by: Geert Uytterhoeven <geert+renesas at glider.be>
> > >
> > > Thanks, applied.
> > Sorry, I somehow overlooked Fabrizio's comments.
> > I have dropped this patch for now.
> Thank you for doing this.
> We are working on a new patch now, I'll submit a V2 as soon as it is ready.
> Just to recap (all in one place), we found an HW issue and a SW one preventing SDHI0 from working properly at UHS SDR50 and SDR104, therefore we need a new patch to limit the speed of this interface.
Thanks for catching this, UHS can be quite troublesome in my experience.
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