ARM: at91: make DBGU soc independent

we will select now the DBGU used by the soc at Kconfig level

For the DEBUG_LL and early_printk this will allow to select which DBGU to use
this will also allow to select them when multiple SOC are enabled

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45.h b/arch/arm/mach-at91/include/mach/at91sam9g45.h
index 65098c3..211721b 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9g45.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9g45.h
@@ -89,7 +89,6 @@
 #define AT91_DDRSDRC1	(0xffffe400 - AT91_BASE_SYS)
 #define AT91_DDRSDRC0	(0xffffe600 - AT91_BASE_SYS)
 #define AT91_MATRIX	(0xffffea00 - AT91_BASE_SYS)
-#define AT91_DBGU	(0xffffee00 - AT91_BASE_SYS)
 #define AT91_AIC	(0xfffff000 - AT91_BASE_SYS)
 #define AT91_PMC	(0xfffffc00 - AT91_BASE_SYS)
 #define AT91_RSTC	(0xfffffd00 - AT91_BASE_SYS)
@@ -99,6 +98,7 @@
 #define AT91SAM9G45_BASE_ECC	0xffffe200
 #define AT91SAM9G45_BASE_DMA	0xffffec00
 #define AT91SAM9G45_BASE_SMC	0xffffe800
+#define AT91SAM9G45_BASE_DBGU	AT91_BASE_DBGU1
 #define AT91SAM9G45_BASE_PIOA	0xfffff200
 #define AT91SAM9G45_BASE_PIOB	0xfffff400
 #define AT91SAM9G45_BASE_PIOC	0xfffff600