[PATCH 4/4] ARM: dts: imx8m: imx8mm-mx8menlo: Enable SPL SDP support

[Adam Ford]

On Sat, Sep 24, 2022 at 1:52 PM Michael Nazzareno Trimarchi
<michael at amarulasolutions.com> wrote:
>
> On Sat, Sep 24, 2022 at 8:38 PM Adam Ford <aford173 at gmail.com> wrote:
> >
> > On Mon, Sep 19, 2022 at 5:02 PM Fabio Estevam <festevam at denx.de> wrote:
> > >
> > > Hi Marek,
> > >
> > > On 19/09/2022 16:41, Marek Vasut wrote:
> > > > Enable DM USB, DM PHY and USB gadget support in imx8mm-mx8menlo SPL
> > > > to let the board continue SDP loading of second stage after the first
> > > > stage was loaded by BootROM SDP implementation. It is not possible to
> > > > jump back into BootROM v1 and let the BootROM implementation continue
> > > > the SDP loading, all this has to be performed by the U-Boot CI HDRC
> > > > controller driver and SDP protocol implementation, both of which fit
> > > > into the SPL just barely.
> > > >
> > > > With this patch, it is possible to start both U-Boot SPL and U-Boot
> > > > using e.g. uuu on this board as follows:
> > > >
> > > > $ uuu -brun spl flash.bin
> > > >
> > > > Signed-off-by: Marek Vasut <marex at denx.de>
> > >
> > > This is great, I was able to test SPL SDP on an imx8mm-evk after
> > > applying these
> > > same changes to imx8mm-evk and reducing the SPL size.
> >
> > Fabio,
> >
> > Can you tell me what you did to reduce the SPL size?
> >
>
> CONFIG_LTO from the other patch

Bummer.  I was hoping there was more.  I already have LTO enabled.  I
was hoping there was more to it.

adam
>
> Michael
>
> > adam
> > >
> > > For the series:
> > >
> > > Reviewed-by: Fabio Estevam <festevam at denx.de>
>
>
>
> --
> Michael Nazzareno Trimarchi
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> michael at amarulasolutions.com
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