soc/amd/*/include/data_fabric: rename D18F0_MMIO_* to DF_MMIO_*

Now that the data fabric PCI device functions are included in the
register definitions, the remaining data fabric device function numbers
can be dropped from the define names.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ia0355838ac1d513ba562fd6fb4672342dd383498
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76888
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
diff --git a/src/soc/amd/common/block/data_fabric/domain.c b/src/soc/amd/common/block/data_fabric/domain.c
index f28bb12..9f0f48c 100644
--- a/src/soc/amd/common/block/data_fabric/domain.c
+++ b/src/soc/amd/common/block/data_fabric/domain.c
@@ -41,8 +41,8 @@
 	const uint32_t base_reg = data_fabric_broadcast_read32(DF_MMIO_BASE(reg));
 	const uint32_t limit_reg = data_fabric_broadcast_read32(DF_MMIO_LIMIT(reg));
 	/* The raw register values are bits 47..16  of the actual address */
-	*mmio_base = (resource_t)base_reg << D18F0_MMIO_SHIFT;
-	*mmio_limit = (((resource_t)limit_reg + 1) << D18F0_MMIO_SHIFT) - 1;
+	*mmio_base = (resource_t)base_reg << DF_MMIO_SHIFT;
+	*mmio_limit = (((resource_t)limit_reg + 1) << DF_MMIO_SHIFT) - 1;
 }
 
 static void print_df_mmio_outside_of_cpu_mmio_error(unsigned int reg)