In previous mt2712/mt8173, MediaTek extend the v7s to support 4GB dram.
But in the latest mt8183, We extend it to support the PA up to 34bit.
Then the "MTK_4GB" name is not so fit, This patch only change the quirk
name to "MTK_EXT".
Signed-off-by: NYong Wu <yong.wu@mediatek.com>
Acked-by: NWill Deacon <will@kernel.org>
Signed-off-by: NJoerg Roedel <jroedel@suse.de>