Re: [PATCH v2 6/9] armv8: layerscape: don't initialize GIC in SPL

On Wed, Nov 18, 2020 at 05:45:59PM +0100, Michael Walle wrote: > The BL31 expects the GIC to be uninitialized. Thus, if we are loading > the BL31 by the SPL we must not initialize it. If u-boot is loaded by > the SPL directly, it will initialize the GIC again (in the same > lowlevel_init()). > >

[PATCH v2 6/9] armv8: layerscape: don't initialize GIC in SPL

The BL31 expects the GIC to be uninitialized. Thus, if we are loading the BL31 by the SPL we must not initialize it. If u-boot is loaded by the SPL directly, it will initialize the GIC again (in the same lowlevel_init()). This was tested on a custom board with SPL loading the BL31 and jumping to u