From 2fd9651b239498a95c749ad3da140aa4d2cb06b8 Mon Sep 17 00:00:00 2001
From: Marshall Dawson <marshalldawson3rd@gmail.com>
Date: Wed, 13 Sep 2017 17:17:16 -0600
Subject: amd/stoneyridge: Add northbridge definitions

Begin adding D18F1 definitions to northbridge.h.

Change-Id: I4fa2f9a4af8fbb3c2919ffb5dca34cbe333bc958
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/21562
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Martin Roth <martinroth@google.com>
---
 src/soc/amd/stoneyridge/include/soc/northbridge.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/soc/amd/stoneyridge/include/soc/northbridge.h b/src/soc/amd/stoneyridge/include/soc/northbridge.h
index 13d7d36270..5984637787 100644
--- a/src/soc/amd/stoneyridge/include/soc/northbridge.h
+++ b/src/soc/amd/stoneyridge/include/soc/northbridge.h
@@ -20,6 +20,11 @@
 #include <arch/io.h>
 #include <device/device.h>
 
+/* D18F1 - Address Map Registers */
+#define D18F1_DRAM_HOLE		0xf0
+# define DRAM_HOIST_VALID	(1 << 1)
+# define DRAM_HOLE_VALID	(1 << 0)
+
 void cpu_bus_scan(device_t dev);
 void domain_enable_resources(device_t dev);
 void domain_read_resources(device_t dev);
-- 
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