1 files changed, 14 insertions, 0 deletions

diff --git a/arch/arc/plat-arcfpga/Kconfig b/arch/arc/plat-arcfpga/Kconfig
index 7af3a4e7f7d2..38752bfb91e0 100644
--- a/arch/arc/plat-arcfpga/Kconfig
+++ b/arch/arc/plat-arcfpga/Kconfig
@@ -13,6 +13,7 @@ choice
 
 config ARC_BOARD_ANGEL4
         bool "ARC Angel4"
+        select ISS_SMP_EXTN if SMP
         help
           ARC Angel4 FPGA Ref Platform (Xilinx Virtex Based)
 
@@ -21,6 +22,19 @@ config ARC_BOARD_ML509
         help
           ARC ML509 FPGA Ref Platform (Xilinx Virtex-5 Based)
 
+config ISS_SMP_EXTN
+        bool "ARC SMP Extensions (ISS Models only)"
+        default n
+        depends on SMP
+        select ARC_HAS_COH_RTSC
+        help
+          SMP Extensions to ARC700, in a "simulation only" Model, supported in
+          ARC ISS (Instruction Set Simulator).
+          The SMP extensions include:
+          -IDU (Interrupt Distribution Unit)
+          -XTL (To enable CPU start/stop/set-PC for another CPU)
+          It doesn't provide coherent Caches and/or Atomic Ops (LLOCK/SCOND)
+
 endchoice
 
 config ARC_SERIAL_BAUD