powerpc/40x: Add support for PPC40x boards with > 512MB SDRAM
authorStefan Roese <sr@denx.de>
Wed, 10 Feb 2010 03:54:59 +0000 (03:54 +0000)
committerJosh Boyer <jwboyer@linux.vnet.ibm.com>
Fri, 12 Feb 2010 12:54:45 +0000 (07:54 -0500)
commitc7b66698122796623f1838c0ee6a8e12ec832468
treef4f18204ba82d2d9ec74ba7896b91d823ab3a92c
parent573bff5ab9437b4e59ba9be34a7b08bca5ff054a
powerpc/40x: Add support for PPC40x boards with > 512MB SDRAM

This patch adds support for boards with more that 512MByte RAM. Currently
only 512MB of memory are enabled in the DCCR/ICCR real-mode cache
control registers. This patch now enables caching in real-mode for
2GByte.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
arch/powerpc/mm/40x_mmu.c