From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Date: Mon, 7 Dec 2020 17:20:19 -0500 Subject: [PATCH v2 6/9] armv8: layerscape: don't initialize GIC in SPL In-Reply-To: <20201118164602.22518-7-michael@walle.cc> References: <20201118164602.22518-1-michael@walle.cc> <20201118164602.22518-7-michael@walle.cc> Message-ID: <20201207222019.GH32272@bill-the-cat> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de 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()). > > This was tested on a custom board with SPL loading the BL31 and jumping > to u-boot as BL33 as well as loading u-boot directly by the SPL. In case > the ATF BL1/BL2 is used, this patch won't change anything, because no > SPL is used at all. > > Signed-off-by: Michael Walle Applied to u-boot/next, thanks! -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 659 bytes Desc: not available URL: