efi: make sure efi-fs is started in the right order ...

with this parch, EFI System partition will be mounted to /boot
instead of /mnt/diskXX.

Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

efi: move x86 clocksource init at core initcall level ...

so we can use device/driver model

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

efi: move debug_ll.h to include/efi ...

so other arch could include it too

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

efi: move bus driver to driver/efi ...

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>