nb/intel/ironlake: Drop `D0F0_` prefix from register names

Only some registers have such a prefix. Drop it for consistency.

Change-Id: I1ef7307d10a06db8f3c1a05bd9184f21fceb9d90
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43731
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
diff --git a/src/northbridge/intel/ironlake/early_init.c b/src/northbridge/intel/ironlake/early_init.c
index 34ae6c1..b68d954 100644
--- a/src/northbridge/intel/ironlake/early_init.c
+++ b/src/northbridge/intel/ironlake/early_init.c
@@ -102,7 +102,7 @@
 	elog_boot_notify(s3_resume);
 
 	/* Device Enable */
-	pci_write_config32(PCI_DEV(0, 0, 0), D0F0_DEVEN, DEVEN_IGD | DEVEN_PEG10 | DEVEN_HOST);
+	pci_write_config32(PCI_DEV(0, 0, 0), DEVEN, DEVEN_IGD | DEVEN_PEG10 | DEVEN_HOST);
 
 	early_cpu_init();