linux/ixp4xx: add preliminary 2.6.37 kernel support

target/linux/ixp4xx/config-2.6.37

...t/linux/ixp4xx/patches-2.6.37/020-gateworks_i2c_pld.patch

...ux/ixp4xx/patches-2.6.37/090-increase_entropy_pools.patch

...atches-2.6.37/100-wg302v2_gateway7001_mac_plat_info.patch

target/linux/ixp4xx/patches-2.6.37/105-wg302v1_support.patch

.../ixp4xx/patches-2.6.37/110-pronghorn_series_support.patch

...inux/ixp4xx/patches-2.6.37/111-pronghorn_swap_uarts.patch

.../linux/ixp4xx/patches-2.6.37/115-sidewinder_support.patch

...x/ixp4xx/patches-2.6.37/116-sidewinder_fis_location.patch

target/linux/ixp4xx/patches-2.6.37/120-compex_support.patch

...t/linux/ixp4xx/patches-2.6.37/130-wrt300nv2_support.patch

...x/ixp4xx/patches-2.6.37/131-wrt300nv2_mac_plat_info.patch

...t/linux/ixp4xx/patches-2.6.37/132-wrt300nv2_mac_fix.patch

...x/ixp4xx/patches-2.6.37/150-lanready_ap1000_support.patch

...xx/patches-2.6.37/151-lanready_ap1000_mac_plat_info.patch

...t/linux/ixp4xx/patches-2.6.37/162-wg302v1_mem_fixup.patch

...ux/ixp4xx/patches-2.6.37/170-ixdpg425_mac_plat_info.patch

target/linux/ixp4xx/patches-2.6.37/180-tw5334_support.patch

target/linux/ixp4xx/patches-2.6.37/185-mi424wr_support.patch

target/linux/ixp4xx/patches-2.6.37/190-cambria_support.patch