From 215e83d971a04f04d191c7f702943412a19408fd Mon Sep 17 00:00:00 2001
From: Linus Walleij <linus.walleij@linaro.org>
Date: Wed, 14 Dec 2011 18:15:42 +0100
Subject: ARM: 7233/1: ux500: remove overlapping iotable entries

The overlapping iotable mapping entries for the ux500 Cortex
A9 SCU, CPU control and TWD are no longer accepted by the
kernel. Remove the overlaps so the machine boots again.

Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Cc: Rabin Vincent <rabin.vincent@stericsson.com>
Reported-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/mach-ux500/cpu-db5500.c | 5 ++---
 arch/arm/mach-ux500/cpu-db8500.c | 5 ++---
 2 files changed, 4 insertions(+), 6 deletions(-)

(limited to 'arch/arm/mach-ux500')

diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c
index 9de1af008094..5323286b265e 100644
--- a/arch/arm/mach-ux500/cpu-db5500.c
+++ b/arch/arm/mach-ux500/cpu-db5500.c
@@ -30,12 +30,11 @@ static struct map_desc u5500_uart_io_desc[] __initdata = {
 };
 
 static struct map_desc u5500_io_desc[] __initdata = {
-	__IO_DEV_DESC(U5500_GIC_CPU_BASE, SZ_4K),
+	/* SCU base also covers GIC CPU BASE and TWD with its 4K page */
+	__IO_DEV_DESC(U5500_SCU_BASE, SZ_4K),
 	__IO_DEV_DESC(U5500_GIC_DIST_BASE, SZ_4K),
 	__IO_DEV_DESC(U5500_L2CC_BASE, SZ_4K),
-	__IO_DEV_DESC(U5500_TWD_BASE, SZ_4K),
 	__IO_DEV_DESC(U5500_MTU0_BASE, SZ_4K),
-	__IO_DEV_DESC(U5500_SCU_BASE, SZ_4K),
 	__IO_DEV_DESC(U5500_BACKUPRAM0_BASE, SZ_8K),
 
 	__IO_DEV_DESC(U5500_GPIO0_BASE, SZ_4K),
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 13e8890a8b8a..7f2729c05db3 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -35,12 +35,11 @@ static struct map_desc u8500_uart_io_desc[] __initdata = {
 };
 
 static struct map_desc u8500_io_desc[] __initdata = {
-	__IO_DEV_DESC(U8500_GIC_CPU_BASE, SZ_4K),
+	/* SCU base also covers GIC CPU BASE and TWD with its 4K page */
+	__IO_DEV_DESC(U8500_SCU_BASE, SZ_4K),
 	__IO_DEV_DESC(U8500_GIC_DIST_BASE, SZ_4K),
 	__IO_DEV_DESC(U8500_L2CC_BASE, SZ_4K),
-	__IO_DEV_DESC(U8500_TWD_BASE, SZ_4K),
 	__IO_DEV_DESC(U8500_MTU0_BASE, SZ_4K),
-	__IO_DEV_DESC(U8500_SCU_BASE, SZ_4K),
 	__IO_DEV_DESC(U8500_BACKUPRAM0_BASE, SZ_8K),
 
 	__IO_DEV_DESC(U8500_CLKRST1_BASE, SZ_4K),
-- 
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