[PATCH v8 07/12] mach-snapdragon: Kconfig: changes / additions to support SPL

[Tom Rini]

On Mon, May 18, 2026 at 02:58:53PM -0600, Tom Rini wrote:
> On Mon, May 18, 2026 at 10:25:05PM +0200, Michael Srba wrote:
> > Hi,
> > 
> > On 5/18/26 10:40, Casey Connolly wrote:
> > > Hi Michael,
> > > 
> > > On 16/05/2026 20:19, michael.srba at seznam.cz wrote:
> > > > From: Michael Srba <Michael.Srba at seznam.cz>
> > > > 
> > > > Select SUPPORT_SPL so SPL build can be enabled, disable SYSRESET_PSCI in SPL.
> > > > (SPL runs in EL3, so if SPL itself doesn't provide PSCI, nothing else will.)
> > > > 
> > > > Also select (SPL_)OF_LIVE and DM_EVENT/SPL_EVENT, which are needed to fix up
> > > > upstream dt to make usb work.
> > > > 
> > > > Mirror u-boot proper selections like GPIO and pinctrl to ensure consistent
> > > > behavior, and select SPL_SPRINTF, SPL_LIBCOMMON_SUPPORT etc for similar
> > > > reasons.
> > > > 
> > > > Signed-off-by: Michael Srba <Michael.Srba at seznam.cz>
> > > > Reviewed-by: Simon Glass <sjg at chromium.org>
> > > > ---
> > > >   arch/arm/Kconfig                 | 33 ++++++++++++++++++++++++++++++++-
> > > >   arch/arm/mach-snapdragon/Kconfig | 10 ++++++++++
> > > >   2 files changed, 42 insertions(+), 1 deletion(-)
> > > > 
> > > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> > > > index 850768282ce..255d2035cdc 100644
> > > > --- a/arch/arm/Kconfig
> > > > +++ b/arch/arm/Kconfig
> > > > @@ -1136,6 +1136,7 @@ config ARCH_SNAPDRAGON
> > > >   	bool "Qualcomm Snapdragon SoCs"
> > > >   	select ARM64
> > > >   	select DM
> > > > +	select DM_EVENT if USB_DWC3_GENERIC
> > > Is there any reason not to make this uncoditional?
> > Well, my understanding is that it's only relevant if something registers
> > to receive an event. Maybe some stuff just has a slower path but would
> > benefit from this? I don't know, all I know is that the fixup has a hard
> > dependency on it.
> 
> This seems like a USB_DWC3_GENERIC bug (missing select DM_EVENT), but
> not something you need to tackle as this is just following the existing
> way.

Following up to myself, it's not a USB_DWC3_GENERIC bug, it's a more
generic bug somewhere. I think the best answer here is to just "select
DM_EVENT" which is what a number of other SoCs do, and I'll go dig in to
what is missing a select DM_EVENT.

-- 
Tom
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