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ARM: dts: exynos5422-odroidxu3: reduce total RAM by 22 MiB

Message ID 1421842972-25807-1-git-send-email-m.szyprowski@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Marek Szyprowski Jan. 21, 2015, 12:22 p.m. UTC 
Last 22 MiB is RAM is reserved by secure monitor code and cannot be
accessed from Linux kernel, so adjust total RAM size to 0x7EA00000
(2 GiB - 22 MiB). This fixes random 'imprecise kernel abort' kernel
failures.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
 arch/arm/boot/dts/exynos5422-odroidxu3.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
index f6fc9442f631..50843208860d 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
@@ -18,7 +18,7 @@ 
 	compatible = "hardkernel,odroid-xu3", "samsung,exynos5800", "samsung,exynos5";
 
 	memory {
-		reg = <0x40000000 0x80000000>;
+		reg = <0x40000000 0x7EA00000>;
 	};
 
 	chosen {