ARC: [axs101] Add support for AXS101 SDP (software development platform)

The AXS10x platforms consist of a mainboard with peripherals,
on which several daughter cards can be placed. The daughter cards
typically contain a CPU and memory.

Signed-off-by: Mischa Jonker <mjonker@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index b52f7eba..1eeefd9 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -83,6 +83,7 @@
 
 source "arch/arc/plat-sim/Kconfig"
 source "arch/arc/plat-tb10x/Kconfig"
+source "arch/arc/plat-axs10x/Kconfig"
 #New platform adds here
 
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