rockchip/rk3399: extend romstage range

rk3399 sdram size is 192K, and there still some unused space.
We need more romstage space to include the sdram config, so extend
the romstage range.

BRANCH=none
BUG=chrome-os-partner:54871
TEST=run "stressapptest -M 1024 -s 1000" on kevin board and pass

Change-Id: Ib827345fe646e985773e6ce3e98ac3f64317fffb
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: 626ab15bb4ebb004d5294b948bbdecc77a72a484
Original-Change-Id: Ib5aa1e1b942cde8d9476773f5a84ac70bb830c80
Original-Signed-off-by: Lin Huang <hl@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/359092
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/15660
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
diff --git a/src/soc/rockchip/rk3399/include/soc/memlayout.ld b/src/soc/rockchip/rk3399/include/soc/memlayout.ld
index 0ad9939..96dd108 100644
--- a/src/soc/rockchip/rk3399/include/soc/memlayout.ld
+++ b/src/soc/rockchip/rk3399/include/soc/memlayout.ld
@@ -28,10 +28,10 @@
 	BOOTBLOCK(0xFF8C2004, 31K - 4)
 	PRERAM_CBMEM_CONSOLE(0xFF8C9C00, 5K)
 	PRERAM_CBFS_CACHE(0xFF8CB000, 4K)
-	OVERLAP_VERSTAGE_ROMSTAGE(0xFF8CC000, 64K)
-	VBOOT2_WORK(0XFF8DC000, 12K)
-	TTB(0xFF8DF000, 32K)
-	TIMESTAMP(0xFF8E7000, 1K)
-	STACK(0xFF8E7400, 24K)
+	TTB(0xFF8CC000, 32K)
+	OVERLAP_VERSTAGE_ROMSTAGE(0xFF8D4000, 75K)
+	VBOOT2_WORK(0XFF8E6C00, 12K)
+	TIMESTAMP(0xFF8E9C00, 1K)
+	STACK(0xFF8EA000, 24K)
 	SRAM_END(0xFF8F0000)
 }