diff --git a/idma.mk b/idma.mk
index 96a497c..667c1f2 100644
--- a/idma.mk
+++ b/idma.mk
@@ -22,15 +22,8 @@ SHELL := /bin/bash
 
 # iDMA Variants
 IDMA_BASE_IDS    := \
-					rw_axi \
-					r_obi_w_axi \
-					r_axi_w_obi \
-					rw_axi_rw_axis \
-					rw_axil_rw_init \
 					r_obi_w_init
-IDMA_OCCAMY_IDS  := \
-					r_obi_rw_init_w_axi \
-					r_axi_rw_init_rw_obi
+IDMA_OCCAMY_IDS  :=
 IDMA_ADD_IDS     ?=
 IDMA_BACKEND_IDS := $(IDMA_BASE_IDS) $(IDMA_OCCAMY_IDS) $(IDMA_ADD_IDS)