ARM: dts: DRA7/OMAP5: reserve carveout buffers & fix carveout size

Carveout buffers were initialized but not reserved for
DRA7. This patch adds the missing memreserves without
which there could be data corruption in highmem region.

In addition, the carveout size for TILER secure heap was programmed
wrongly to 96MB whereas it should have been 81 MB. This patch
fixes this and re-adjusts the carveout base addresses.

Change-Id: I151bd37f089aa7fbf590035ea4f612f1da12f53a
Signed-off-by: Sundar Raman <a0393242@ti.com>

2 files changed, 16 insertions, 4 deletions

diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 880c57fd40c..b8fd69852d2 100755
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -7,6 +7,18 @@
  */
 /dts-v1/;
 
+/*
+ * Following are the carveout addresses and the sizes for ION. SMC is not reserved for now
+ * C0000000 - SDRAM+1G
+ * BFD00000 - SMC (3MB)
+ * BA300000 - ION (90MB)
+ * B4300000 - TILER SECURE (81 MB)
+ * B3400000 - TILER NONSECURE (15 MB)
+*/
+/memreserve/ 0xba300000 0x5a00000;
+/memreserve/ 0xb5200000 0x5100000;
+/memreserve/ 0xb4300000 0xf00000;
+
 /include/ "dra7.dtsi"
 
 / {
diff --git a/arch/arm/boot/dts/omap5-uevm.dts b/arch/arm/boot/dts/omap5-uevm.dts
index a339f321c2a..5694a6fc052 100644
--- a/arch/arm/boot/dts/omap5-uevm.dts
+++ b/arch/arm/boot/dts/omap5-uevm.dts
@@ -8,16 +8,16 @@
 /dts-v1/;
 
 /*
- * Following are the carveout addresses and the sizes. SMC is not reserved for now
+ * Following are the carveout addresses and the sizes for ION. SMC is not reserved for now
  * C0000000 - SDRAM+1G
  * BFD00000 - SMC (3MB)
  * BA300000 - ION (90MB)
- * B4300000 - TILER SECURE (96 MB)
+ * B4300000 - TILER SECURE (81 MB)
  * B3400000 - TILER NONSECURE (15 MB)
 */
 /memreserve/ 0xba300000 0x5a00000;
-/memreserve/ 0xb4300000 0x6000000;
-/memreserve/ 0xb3400000 0xf00000;
+/memreserve/ 0xb5200000 0x5100000;
+/memreserve/ 0xb4300000 0xf00000;
 
 /include/ "omap5.dtsi"
 /include/ "samsung_k3pe0e000b.dtsi"