[ARM] 4710/1: Fix coprocessor 14 usage for debug messages via ICEDCC

According to ARM7TDMI Technical Reference Manual (ARM DDI 0210C) writing
to the DCC data write register coproc dest registers are 1 and 0, not 0
and 1.

ARM920T TRM (ARM DDI 0151C) agrees on that.

Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: NUwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

arch/arm/boot/compressed/head.S

@@ -31,7 +31,7 @@
 		.macro	loadsp, rb
 		.endm
 		.macro	writeb, ch, rb
-		mcr	p14, 0, \ch, c0, c1, 0
+		mcr	p14, 0, \ch, c1, c0, 0
 		.endm
 #endif