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>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index c5213e78606b..0608c0ba94e6 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -100,6 +100,14 @@ choice
                   Note that the system will appear to hang during boot if there
                   is nothing connected to read from the DCC.
 
+        config AT91_DEBUG_LL_DBGU0
+                bool "Kernel low-level debugging on rm9200, 9260/9g20, 9261/9g10 and 9rl"
+                depends on HAVE_AT91_DBGU0
+
+        config AT91_DEBUG_LL_DBGU1
+                bool "Kernel low-level debugging on 9263, 9g45 and cap9"
+                depends on HAVE_AT91_DBGU1
+
         config DEBUG_FOOTBRIDGE_COM1
                 bool "Kernel low-level debugging messages via footbridge 8250 at PCI COM1"
                 depends on FOOTBRIDGE