Marek Szyprowski wrote:
>
> 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@xxxxxxxxxxx>
> ---
> arch/arm/boot/dts/exynos5422-odroidxu3.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> 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 {
> --
Hi,
Maybe is it related to the SoC not only for odriodxu3 board. If so, following
would be better?
---8<------------8<---
diff --git a/arch/arm/boot/dts/exynos5800.dtsi b/arch/arm/boot/dts/exynos5800.dtsi
index c0bb356..54840e3 100644
--- a/arch/arm/boot/dts/exynos5800.dtsi
+++ b/arch/arm/boot/dts/exynos5800.dtsi
@@ -13,6 +13,8 @@
* published by the Free Software Foundation.
*/
+/memreserve/ 0x80000000 0x1600000;
+
#include "exynos5420.dtsi"
/ {
---8<------------8<---
- Kukjin
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