brcm63xx: improve BCM63268 support

Allow using the HSSPI controller since it works just fine, as well as
the integrated switch core, since that one works too.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39362 3c298f89-4303-0410-b956-a3cf2f4a3e73
brcm63xx: add support for BCM963269BHR board

Add kernel support for the BCM963269BHR board, USB and Ethernet switch,
LEDs and buttons are working.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39363 3c298f89-4303-0410-b956-a3cf2f4a3e73
brcm63xx: enable support for BCM63268

Support for the BCM63268 is usable, enable it by default.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39364 3c298f89-4303-0410-b956-a3cf2f4a3e73