[ARM] 5015/1: arm: remove ARCH_CO285

Trying to compile a kerel for ARCH_CO285 fails with the following error:

<--  snip  -->

...
  CC      arch/arm/mach-footbridge/dc21285.o
/home/bunk/linux/kernel-2.6/git/linux-2.6/arch/arm/mach-footbridge/dc21285.c:
In function 'dc21285_base_address':
/home/bunk/linux/kernel-2.6/git/linux-2.6/arch/arm/mach-footbridge/dc21285.c:54: error: 'PCICFG0_BASE' undeclared (first use in this function)
/home/bunk/linux/kernel-2.6/git/linux-2.6/arch/arm/mach-footbridge/dc21285.c:54: error: (Each undeclared identifier is reported only once
/home/bunk/linux/kernel-2.6/git/linux-2.6/arch/arm/mach-footbridge/dc21285.c:54: error: for each function it appears in.)
/home/bunk/linux/kernel-2.6/git/linux-2.6/arch/arm/mach-footbridge/dc21285.c:57: error: 'PCICFG1_BASE' undeclared (first use in this function)
/home/bunk/linux/kernel-2.6/git/linux-2.6/arch/arm/mach-footbridge/dc21285.c:
In function 'dc21285_scan_bus':
/home/bunk/linux/kernel-2.6/git/linux-2.6/arch/arm/mach-footbridge/dc21285.c:286: error: implicit declaration of function 'pci_scan_bus'
...
make[2]: *** [arch/arm/mach-footbridge/dc21285.o] Error 1

<--  snip  -->

This does not seem to be a recent breakage.

The ARCH_CO285 support is old - kernel 2.2.0 contains first traces of
it, an it seems to have been pretty complete in later 2.2 kernels.

Since it seems to be completely dead code now this patch therefore
removes it.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 4039a13..ab78d5c 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -232,14 +232,6 @@
 	help
 	  Support for Cirrus Logic 711x/721x based boards.
 
-config ARCH_CO285
-	bool "Co-EBSA285"
-	select FOOTBRIDGE
-	select FOOTBRIDGE_ADDIN
-	select HAVE_IDE
-	help
-	  Support for Intel's EBSA285 companion chip.
-
 config ARCH_EBSA110
 	bool "EBSA-110"
 	select ISA
@@ -784,7 +776,7 @@
 
 config LEDS
 	bool "Timer and CPU usage LEDs"
-	depends on ARCH_CDB89712 || ARCH_CO285 || ARCH_EBSA110 || \
+	depends on ARCH_CDB89712 || ARCH_EBSA110 || \
 		   ARCH_EBSA285 || ARCH_IMX || ARCH_INTEGRATOR || \
 		   ARCH_LUBBOCK || MACH_MAINSTONE || ARCH_NETWINDER || \
 		   ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \