configs: Update prodrive hermes

Enable resizable BAR support and allow up to 64GiB BARs.

Change-Id: If484f474aed82bf7637926c29c1d8c2907f2a161
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65628
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
diff --git a/configs/config.prodrive_hermes b/configs/config.prodrive_hermes
index 34556cc..35c617c 100644
--- a/configs/config.prodrive_hermes
+++ b/configs/config.prodrive_hermes
@@ -11,3 +11,5 @@
 CONFIG_DEFAULT_CONSOLE_LOGLEVEL_3=y
 CONFIG_POST_DEVICE_LPC=y
 CONFIG_MAINBOARD_SERIAL_NUMBER="N/A"
+CONFIG_PCIEXP_SUPPORT_RESIZABLE_BARS=y
+CONFIG_PCIEXP_DEFAULT_MAX_RESIZABLE_BAR_BITS=36