Vladimir, > -----Original Message----- > From: Vladimir Oltean <olte...@gmail.com> > Sent: Wednesday, January 27, 2021 9:20 PM > To: Wasim Khan (OSS) <wasim.k...@oss.nxp.com> > Cc: u-boot@lists.denx.de; s...@chromium.org; bmeng...@gmail.com; > mario....@gdsys.cc; bharat.go...@broadcom.com; > rayagonda.kokata...@broadcom.com; t-kri...@ti.com; Varun Sethi > <v.se...@nxp.com>; Wasim Khan <wasim.k...@nxp.com> > Subject: Re: [PATCH 2/4] arch: arm: update Kconfig to select IRQ when > GIC_V3_ITS is enabled > > Wasim, > > On Tue, Jan 12, 2021 at 10:05:07AM +0100, Wasim Khan wrote: > > From: Wasim Khan <wasim.k...@nxp.com> > > > > GIC_V3_ITS uses UCLASS_IRQ driver. Update Kconfig to select > > IRQ when GIC_V3_ITS is enabled. > > > > Signed-off-by: Wasim Khan <wasim.k...@nxp.com> > > --- > > While this fixes my U-Boot booting issue on NXP LS1028A-RDB (thank you for > that): > > I'm thinking it would be unwise to apply the patches as-is, since now, > the GIC-v3 ITS driver does bind, but when Linux boots, apparently it now > sees some IRQ storms and dies very quickly in the boot process. Did you > try to boot Linux after these patches? > > On the other hand, the board works just fine with CONFIG_GIC_V3_ITS > disabled. The kontron_sl28_defconfig doesn't even have it. What do we > use the GIC ITS for in U-Boot? > > One boot attempt: > > [ 1.940732] 000: Unable to handle kernel NULL pointer dereference at > virtual > address 0000000000000000
Thanks for reporting this. Yes, I tested LX2162aqds and did not face any issue in the limited trials I performed. I agree with you to hold on this series until crash you reported is fixed.