[PATCH] ARM: dts: disable MDMA1 node for smdk5420 board

[Seungwon Jeon]

This change is similar to commit 3da355c(ARM: dts: Disable MDMA1 node
for arndale-octa board). If MDMA1 region is configured with secure mode,
it makes the boot failure with the following.

Unhandled fault: imprecise external abort (0x1406) at 0x00000000

Signed-off-by: Seungwon Jeon <tgih.jun at samsung.com>
---
 arch/arm/boot/dts/exynos5420-smdk5420.dts |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index 6910485..9a48e3f 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -373,4 +373,10 @@
 			};
 		};
 	};
+
+	amba {
+		mdma1: mdma at 11C10000 {
+			status = "disabled";
+		};
+	};
 };
-- 
1.7.0.4