lenovo/t520: Use native LVDS gfx init

As introduced in:
1783a3c ivybridge: LVDS gfx init.

The panel on the T520 is a LP156WD1 40 pin LVDS (2 ch, 6-bit).
Tx parameters derived from datasheet table.

Change-Id: Ib733836e3233a7f14a79f36a27ed36b638e837f5
Signed-off-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-on: http://review.coreboot.org/7100
Tested-by: build bot (Jenkins)
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
asus/m5a88-v: Fix southbridge init

This amdfam10 board was by mistake modified with commit

   b6f3da4 AGESA CIMx: Move late init out of get_bus_conf()

Change-Id: I8edf6f7f4cc635d31e7e485e3f6de57ef8ed7b1e
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/7104
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
lenovo/t520: fix board info

Change-Id: Ieeefbe4617ea6c131236d8c94e9990f7b797192b
Signed-off-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-on: http://review.coreboot.org/7103
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
lenovo/t520: Apply ME workaround for S3 resume

Without this patch the laptop powers down after resume.

Change-Id: Ic6486fd4c4cc55b1ac5695f9d6d83fc2193b7eba
Signed-off-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-on: http://review.coreboot.org/7102
Tested-by: build bot (Jenkins)
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
lenovo/t520: Enable wake on LID and Fn key

Change-Id: Ieb23728ba171733820830e86e77a4c6d8e1cc57d
Signed-off-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-on: http://review.coreboot.org/7101
Tested-by: build bot (Jenkins)
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
boot/coreboot_tables.h: Use `it is` instead of `it easy` in comment

Change-Id: I5c8a689a4923175fff1f38847b7cfbbaeeb0ea22
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/7092
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins)