From 717050d1d27a5c88bf1921da94476d0bfc592d97 Mon Sep 17 00:00:00 2001
From: Nitheesh Sekar <nsekar@codeaurora.org>
Date: Sun, 16 Sep 2018 16:16:42 +0530
Subject: qcs405: Add DRAM resources

TEST=build

Change-Id: Iea79a942c297400c88aa205da713bcfcb8c51185
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
Signed-off-by: Nitheesh Sekar <nsekar@codeaurora.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/29954
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
---
 src/soc/qualcomm/qcs405/include/soc/memlayout.ld | 8 +++++---
 src/soc/qualcomm/qcs405/include/soc/symbols.h    | 1 +
 src/soc/qualcomm/qcs405/soc.c                    | 7 ++++++-
 3 files changed, 12 insertions(+), 4 deletions(-)

(limited to 'src/soc/qualcomm/qcs405')

diff --git a/src/soc/qualcomm/qcs405/include/soc/memlayout.ld b/src/soc/qualcomm/qcs405/include/soc/memlayout.ld
index d6e4dfb361..8ed258bf52 100644
--- a/src/soc/qualcomm/qcs405/include/soc/memlayout.ld
+++ b/src/soc/qualcomm/qcs405/include/soc/memlayout.ld
@@ -42,7 +42,9 @@ SECTIONS
 	REGION(bsram_unused, 0x8C68C00, 0xA2400, 0x100)
 	BSRAM_END(0x8D80000)
 
-	DRAM_START(0x90000000)
-	POSTRAM_CBFS_CACHE(0x90000000, 384K)
-	RAMSTAGE(0x90800000, 128K)
+	DRAM_START(0x80000000)
+	/* DDR Carveout for BL31 usage */
+	REGION(dram_reserved, 0x85000000, 0x5100000, 4096)
+	POSTRAM_CBFS_CACHE(0x9F800000, 384K)
+	RAMSTAGE(0x9F860000, 128K)
 }
diff --git a/src/soc/qualcomm/qcs405/include/soc/symbols.h b/src/soc/qualcomm/qcs405/include/soc/symbols.h
index ef2285c910..45e6988683 100644
--- a/src/soc/qualcomm/qcs405/include/soc/symbols.h
+++ b/src/soc/qualcomm/qcs405/include/soc/symbols.h
@@ -21,5 +21,6 @@
 
 DECLARE_REGION(ssram);
 DECLARE_REGION(bsram);
+DECLARE_REGION(dram_reserved);
 
 #endif // _SOC_QUALCOMM_QCS405_SYMBOLS_H_
diff --git a/src/soc/qualcomm/qcs405/soc.c b/src/soc/qualcomm/qcs405/soc.c
index f7591a7552..b3bfb9918a 100644
--- a/src/soc/qualcomm/qcs405/soc.c
+++ b/src/soc/qualcomm/qcs405/soc.c
@@ -13,12 +13,17 @@
  * GNU General Public License for more details.
  */
 
+#include <symbols.h>
 #include <device/device.h>
 #include <timestamp.h>
+#include <soc/mmu.h>
+#include <soc/symbols.h>
 
 static void soc_read_resources(struct device *dev)
 {
-
+	ram_resource(dev, 0, (uintptr_t)_dram / KiB, (1 * GiB) / KiB);
+	reserved_ram_resource(dev, 1, (uintptr_t)_dram_reserved / KiB,
+			      REGION_SIZE(dram_reserved) / KiB);
 }
 
 static void soc_init(struct device *dev)
-- 
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