CONFIG_BITBANG_SPI was not selected if CONFIG_NICINTEL_SPI was on by
default.
Wiki output was missing all flash chips if CONFIG_INTERNAL was not
selected.
Use correct type for toupper()/tolower()/isspace() functions.
Specify software requirements in a generic way.
Non-x86 compilation does not work with the default programmer set, so
list the make parameters which result in a working build.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>


git-svn-id: svn://coreboot.org/flashrom/trunk@1203 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1