soc/amd/common/block/lpc/lpc: report eSPI MMIO

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I63fb70da3e9ded6c05354f94ee69bc6dd04e58f0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74845
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
diff --git a/src/soc/amd/common/block/lpc/lpc.c b/src/soc/amd/common/block/lpc/lpc.c
index 5b836ea..edc7476 100644
--- a/src/soc/amd/common/block/lpc/lpc.c
+++ b/src/soc/amd/common/block/lpc/lpc.c
@@ -123,7 +123,10 @@
 	/* Add a memory resource for the SPI BAR. */
 	mmio_range(dev, 2, SPI_BASE_ADDRESS, 4 * KiB);
 
-	res = new_resource(dev, 3); /* IOAPIC */
+	/* Add a memory resource for the eSPI MMIO */
+	mmio_range(dev, 3, SPI_BASE_ADDRESS + ESPI_OFFSET_FROM_BAR, 4 * KiB);
+
+	res = new_resource(dev, 4); /* IOAPIC */
 	res->base = IO_APIC_ADDR;
 	res->size = 0x00001000;
 	res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED;