nb/intel/sandybridge: Use common {DMI,EP,MCH}BAR accessors

Drop unused sandybridge.h includes to avoid build failures on Ironlake.

Tested with BUILD_TIMELESS=1, Asus P8Z77-V LX2 remains identical.

Change-Id: If2f0147fe50266e2fe2098cafdf004e51282f5e2
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49752
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
diff --git a/src/mainboard/asus/p8z77-m_pro/early_init.c b/src/mainboard/asus/p8z77-m_pro/early_init.c
index 81eb6f4..eadf0a9 100644
--- a/src/mainboard/asus/p8z77-m_pro/early_init.c
+++ b/src/mainboard/asus/p8z77-m_pro/early_init.c
@@ -85,9 +85,9 @@
 
 	struct pei_data pd = {
 		.pei_version = PEI_VERSION,
-		.mchbar = DEFAULT_MCHBAR,
-		.dmibar = DEFAULT_DMIBAR,
-		.epbar = DEFAULT_EPBAR,
+		.mchbar = CONFIG_FIXED_MCHBAR_MMIO_BASE,
+		.dmibar = CONFIG_FIXED_DMIBAR_MMIO_BASE,
+		.epbar = CONFIG_FIXED_EPBAR_MMIO_BASE,
 		.pciexbar = CONFIG_MMCONF_BASE_ADDRESS,
 		.smbusbar = CONFIG_FIXED_SMBUS_IO_BASE,
 		.wdbbar = 0x4000000,