> -----Original Message----- > From: U-Boot [mailto:u-boot-boun...@lists.denx.de] On Behalf Of Scott Wood > Sent: Tuesday, May 03, 2016 10:02 AM > To: Qianyu Gong <qianyu.g...@nxp.com>; u-boot@lists.denx.de; york sun > <york....@nxp.com> > Cc: Mingkai Hu <mingkai...@nxp.com> > Subject: Re: [U-Boot] [Patch v2] fsl-layerscape: fdt: add IFC fixup if no IFC > is > avaliable in U-Boot > > On Thu, 2016-04-28 at 14:04 +0800, Gong Qianyu wrote: > > IFC is considered as a required component in Layerscape platforms' Linux. >
I don't think IFC is considered as a required component on all SoCs. The LS1012A does not have IFC. > What does this mean? > > > But if IFC is not enabled in U-Boot on some boards, accessing IFC > > memory space would cause kernel call trace. So disable IFC node in such > cases. > > That's the symptom, not the problem. The problem is that the kernel is > assuming that U-Boot has done certain initialization, such as the chipselect > registers, and clearing SRAM (though Linux really should be doing the latter). > Why is U-Boot being configured without this? > > -Scott > > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot Calvin _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
