[U-Boot,05/10,V2] Exynos5420: Modify TZPC init to support 5420

Submitted by Rajeshwari Birje on Sept. 2, 2013, 1:11 p.m.

Details

Message ID 1378127507-17671-6-git-send-email-rajeshwari.s@samsung.com
State Changes Requested
Delegated to: Minkyu Kang
Headers show

Commit Message

Rajeshwari Birje Sept. 2, 2013, 1:11 p.m.
From: Akshay Saraswat <akshay.s@samsung.com>

Currently, part of TZPC init code for Exynos5 starts setting DECPROT
from the base address 0x10100000 upto 0x10190000 but in case of
Exynos5420 we need it to start from 0x0100E0000 and keep end address
same as 0x10190000.

Signed-off-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Akshay Saraswat <akshay.s@samsung.com>
---
Changes in V2:
	- None
 arch/arm/cpu/armv7/exynos/tzpc.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

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diff --git a/arch/arm/cpu/armv7/exynos/tzpc.c b/arch/arm/cpu/armv7/exynos/tzpc.c
index 395077c..1102596 100644
--- a/arch/arm/cpu/armv7/exynos/tzpc.c
+++ b/arch/arm/cpu/armv7/exynos/tzpc.c
@@ -23,7 +23,12 @@  void tzpc_init(void)
 	else if (cpu_is_exynos4())
 		end = start + ((EXYNOS4_NR_TZPC_BANKS - 1) * TZPC_BASE_OFFSET);
 
-	for (addr = start; addr <= end; addr += TZPC_BASE_OFFSET) {
+	if (proid_is_exynos5420())
+		addr = start - 0x20000;
+	else
+		addr = start;
+
+	for (; addr <= end; addr += TZPC_BASE_OFFSET) {
 		tzpc = (struct exynos_tzpc *)addr;
 
 		if (addr == start)