From cf0bb91b3ce7e42142ccea46232da19a9bbf28d5 Mon Sep 17 00:00:00 2001
From: Catalin Marinas <catalin.marinas@arm.com>
Date: Mon, 21 Jun 2010 15:12:09 +0100
Subject: ARM: 6192/1: VExpress: Align the machine_desc.phys_io to 1MB section

When not aligned, random bits could be written in the initial page table
by the __create_page_tables() function.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/mach-vexpress/ct-ca9x4.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index 9b11eedba65..6353459bb56 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -10,6 +10,7 @@
 #include <linux/amba/clcd.h>
 
 #include <asm/clkdev.h>
+#include <asm/pgtable.h>
 #include <asm/hardware/arm_timer.h>
 #include <asm/hardware/cache-l2x0.h>
 #include <asm/hardware/gic.h>
@@ -236,7 +237,7 @@ static void ct_ca9x4_init(void)
 }
 
 MACHINE_START(VEXPRESS, "ARM-Versatile Express CA9x4")
-	.phys_io	= V2M_UART0,
+	.phys_io	= V2M_UART0 & SECTION_MASK,
 	.io_pg_offst	= (__MMIO_P2V(V2M_UART0) >> 18) & 0xfffc,
 	.boot_params	= PHYS_OFFSET + 0x00000100,
 	.map_io		= ct_ca9x4_map_io,
-- 
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