13 files changed, 26 insertions, 0 deletions
diff --git a/src/mainboard/intel/apollolake_rvp/Makefile.inc b/src/mainboard/intel/apollolake_rvp/Makefile.inc
index 8501868fbf..d604d021c5 100644
--- a/src/mainboard/intel/apollolake_rvp/Makefile.inc
+++ b/src/mainboard/intel/apollolake_rvp/Makefile.inc
@@ -1 +1,3 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += bootblock.c
diff --git a/src/mainboard/intel/archercity_crb/Makefile.inc b/src/mainboard/intel/archercity_crb/Makefile.inc
index 0688aa1973..4c7a7beee1 100644
--- a/src/mainboard/intel/archercity_crb/Makefile.inc
+++ b/src/mainboard/intel/archercity_crb/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += bootblock.c
 romstage-y += romstage.c
 ramstage-y += ramstage.c
diff --git a/src/mainboard/intel/cedarisland_crb/Makefile.inc b/src/mainboard/intel/cedarisland_crb/Makefile.inc
index 3da456e436..bf162bb01e 100644
--- a/src/mainboard/intel/cedarisland_crb/Makefile.inc
+++ b/src/mainboard/intel/cedarisland_crb/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += bootblock.c
 romstage-y += romstage.c
 ramstage-y += ramstage.c
diff --git a/src/mainboard/intel/coffeelake_rvp/variants/baseboard/Makefile.inc b/src/mainboard/intel/coffeelake_rvp/variants/baseboard/Makefile.inc
index 0ad298b5f4..476f28f18c 100644
--- a/src/mainboard/intel/coffeelake_rvp/variants/baseboard/Makefile.inc
+++ b/src/mainboard/intel/coffeelake_rvp/variants/baseboard/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += gpio.c
 
 ramstage-y += gpio.c
diff --git a/src/mainboard/intel/d510mo/Makefile.inc b/src/mainboard/intel/d510mo/Makefile.inc
index f87689b8a1..e546b9d6a5 100644
--- a/src/mainboard/intel/d510mo/Makefile.inc
+++ b/src/mainboard/intel/d510mo/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += early_init.c
 romstage-y += early_init.c
 ramstage-y += cstates.c
diff --git a/src/mainboard/intel/d945gclf/Makefile.inc b/src/mainboard/intel/d945gclf/Makefile.inc
index a34f3f31c7..95250e28a6 100644
--- a/src/mainboard/intel/d945gclf/Makefile.inc
+++ b/src/mainboard/intel/d945gclf/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 ramstage-y += cstates.c
 romstage-y += gpio.c
 bootblock-y += early_init.c
diff --git a/src/mainboard/intel/dcp847ske/Makefile.inc b/src/mainboard/intel/dcp847ske/Makefile.inc
index 08aa2ddde7..f8c155e4c3 100644
--- a/src/mainboard/intel/dcp847ske/Makefile.inc
+++ b/src/mainboard/intel/dcp847ske/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += early_southbridge.c
 romstage-y += early_southbridge.c
 bootblock-y += gpio.c
diff --git a/src/mainboard/intel/dg41wv/Makefile.inc b/src/mainboard/intel/dg41wv/Makefile.inc
index 4100476891..de8c51494d 100644
--- a/src/mainboard/intel/dg41wv/Makefile.inc
+++ b/src/mainboard/intel/dg41wv/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 ramstage-y += cstates.c
 romstage-y += gpio.c
 
diff --git a/src/mainboard/intel/dq67sw/Makefile.inc b/src/mainboard/intel/dq67sw/Makefile.inc
index 18391d8b18..fb492d3583 100644
--- a/src/mainboard/intel/dq67sw/Makefile.inc
+++ b/src/mainboard/intel/dq67sw/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += early_init.c
 bootblock-y += gpio.c
 romstage-y += early_init.c
diff --git a/src/mainboard/intel/glkrvp/Makefile.inc b/src/mainboard/intel/glkrvp/Makefile.inc
index 72247b2341..965a6f86ff 100644
--- a/src/mainboard/intel/glkrvp/Makefile.inc
+++ b/src/mainboard/intel/glkrvp/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += bootblock.c
 bootblock-y += ec.c
 
diff --git a/src/mainboard/intel/glkrvp/variants/baseboard/Makefile.inc b/src/mainboard/intel/glkrvp/variants/baseboard/Makefile.inc
index d2d344c5e0..b0d35e84bc 100644
--- a/src/mainboard/intel/glkrvp/variants/baseboard/Makefile.inc
+++ b/src/mainboard/intel/glkrvp/variants/baseboard/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += gpio.c
 
 romstage-y += boardid.c
diff --git a/src/mainboard/intel/leafhill/Makefile.inc b/src/mainboard/intel/leafhill/Makefile.inc
index c3077e7c7e..ec5b26252a 100644
--- a/src/mainboard/intel/leafhill/Makefile.inc
+++ b/src/mainboard/intel/leafhill/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += bootblock.c
 
 romstage-y += romstage.c
diff --git a/src/mainboard/intel/minnow3/Makefile.inc b/src/mainboard/intel/minnow3/Makefile.inc
index 3e9bf68af5..a90af2962b 100644
--- a/src/mainboard/intel/minnow3/Makefile.inc
+++ b/src/mainboard/intel/minnow3/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
 bootblock-y += bootblock.c
 bootblock-y += gpio.c