ppc: Express dependencies of the Sam460EX machines with kconfig

Most of the dependencies are now directly selected by the SAM460EX
switch. We can drop CONFIG_VGA_CIRRUS since this device is already
selected automatically when CONFIG_PCI_DEVICES is set.

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 files changed