Remove chip.h files without config structure

Also deletes files not included in build:
    src/southbridge/amd/cimx/sb700/chip_name.c
    src/southbridge/amd/cimx/sb800/chip_name.c
    src/southbridge/amd/cimx/sb900/chip_name.c

Change-Id: I2068e3859157b758ccea0ca91fa47d09a8639361
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/1473
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Marc Jones <marcj303@gmail.com>

src/superio/intel/i3100/superio.c

@@ -22,7 +22,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <uart8250.h>
-#include "chip.h"
 #include "i3100.h"
 #include <arch/io.h>