rcar_gen3: drivers: staging

 - ddr
 - pfc [pin function controller]
 - qos [bandwidth]

checkpatch.pl is generating too many errors.
diff --git a/drivers/staging/renesas/rcar/qos/qos.mk b/drivers/staging/renesas/rcar/qos/qos.mk
new file mode 100644
index 0000000..153d1d8
--- /dev/null
+++ b/drivers/staging/renesas/rcar/qos/qos.mk
@@ -0,0 +1,87 @@
+#
+# Copyright (c) 2015-2018, Renesas Electronics Corporation. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+ifeq (${RCAR_LSI},${RCAR_AUTO})
+#   E3, H3N not available for LSI_AUTO
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v10.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v11.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v20.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v30.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3/qos_init_m3_v10.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3/qos_init_m3_v11.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3N/qos_init_m3n_v10.c
+else ifdef RCAR_LSI_CUT_COMPAT
+  ifeq (${RCAR_LSI},${RCAR_H3})
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v10.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v11.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v20.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v30.c
+  endif
+  ifeq (${RCAR_LSI},${RCAR_H3N})
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3n_v30.c
+  endif
+  ifeq (${RCAR_LSI},${RCAR_M3})
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3/qos_init_m3_v10.c
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3/qos_init_m3_v11.c
+  endif
+  ifeq (${RCAR_LSI},${RCAR_M3N})
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3N/qos_init_m3n_v10.c
+  endif
+  ifeq (${RCAR_LSI},${RCAR_E3})
+    BL2_SOURCES += drivers/staging/renesas/rcar/qos/E3/qos_init_e3_v10.c
+  endif
+else
+  ifeq (${RCAR_LSI},${RCAR_H3})
+    ifeq (${LSI_CUT},10)
+      BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v10.c
+    else ifeq (${LSI_CUT},11)
+      BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v11.c
+    else ifeq (${LSI_CUT},20)
+      BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v20.c
+    else ifeq (${LSI_CUT},30)
+      BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v30.c
+    else
+#     LSI_CUT 30 or later
+      BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3_v30.c
+    endif
+  endif
+  ifeq (${RCAR_LSI},${RCAR_H3N})
+    ifeq (${LSI_CUT},30)
+      BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3n_v30.c
+    else
+#     LSI_CUT 30 or later
+      BL2_SOURCES += drivers/staging/renesas/rcar/qos/H3/qos_init_h3n_v30.c
+    endif
+  endif
+  ifeq (${RCAR_LSI},${RCAR_M3})
+    ifeq (${LSI_CUT},10)
+     BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3/qos_init_m3_v10.c
+    else ifeq (${LSI_CUT},11)
+     BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3/qos_init_m3_v11.c
+    else
+#    LSI_CUT 11 or later
+     BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3/qos_init_m3_v11.c
+    endif
+  endif
+  ifeq (${RCAR_LSI},${RCAR_M3N})
+    ifeq (${LSI_CUT},10)
+     BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3N/qos_init_m3n_v10.c
+    else
+#    LSI_CUT 10 or later
+     BL2_SOURCES += drivers/staging/renesas/rcar/qos/M3N/qos_init_m3n_v10.c
+    endif
+  endif
+  ifeq (${RCAR_LSI},${RCAR_E3})
+    ifeq (${LSI_CUT},10)
+     BL2_SOURCES += drivers/staging/renesas/rcar/qos/E3/qos_init_e3_v10.c
+    else
+#    LSI_CUT 10 or later
+     BL2_SOURCES += drivers/staging/renesas/rcar/qos/E3/qos_init_e3_v10.c
+    endif
+  endif
+endif
+
+BL2_SOURCES += drivers/staging/renesas/rcar/qos/qos_init.c