x86: add CONFIG_ARM_AMBA, selected by STA2X11

The sta2x11 I/O Hub is a bridge from PCIe to AMBA. It reuses a number
of amba drivers and needs to activate core bus support.

Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
Link: http://lkml.kernel.org/r/1355146956-6009-8-git-send-email-ciminaghi@gnudd.com
Acked-by: Giancarlo Asnaghi <giancarlo.asnaghi@st.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
1 file changed