diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_smu11_driver_if.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_smu11_driver_if.h
index 8ea8ee57b39f502c4babb31103f3afd16d2c5af9..61bb1d86182e3126e805a218bdfd32e79da6998c 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_smu11_driver_if.h
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_smu11_driver_if.h
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 // This is a stripped-down version of the smu11_driver_if.h file for the relevant DAL interfaces.
 
 #define SMU11_DRIVER_IF_VERSION 0x40
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_smu13_driver_if.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_smu13_driver_if.h
index d30fbbdd1792c394a2d1e26a3f54176bf5ed498e..d3d5a8caccf8dd388bf0160bff0e1e00d247bbe8 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_smu13_driver_if.h
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_smu13_driver_if.h
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 // This is a stripped-down version of the smu13_driver_if.h file for the relevant DAL interfaces.
 
 #define SMU13_DRIVER_IF_VERSION  0x18
diff --git a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_offset.h b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_offset.h
index 483769fb1736b3e2809238e65baf70926875b811..537aee0536d3cb4afa850f245ace9cb23f5fa5aa 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_offset.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_offset.h
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 #ifndef _dcn_3_0_0_OFFSET_HEADER
 #define _dcn_3_0_0_OFFSET_HEADER
 
diff --git a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_sh_mask.h b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_sh_mask.h
index b79be3a25a80d3a98082ffb7ae99bd5aa143f706..f9d90b0985196032d42770f8b78c6bb2e9a2c649 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_sh_mask.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_3_0_0_sh_mask.h
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 #ifndef _dcn_3_0_0_SH_MASK_HEADER
 #define _dcn_3_0_0_SH_MASK_HEADER
 
diff --git a/drivers/gpu/drm/amd/include/yellow_carp_offset.h b/drivers/gpu/drm/amd/include/yellow_carp_offset.h
index 28a56b56bcaf66283fd410a2a7c249d952d335b5..0fea6a746611b728c993a3cd9d46863d31b20b7e 100644
--- a/drivers/gpu/drm/amd/include/yellow_carp_offset.h
+++ b/drivers/gpu/drm/amd/include/yellow_carp_offset.h
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 #ifndef YELLOW_CARP_OFFSET_H
 #define YELLOW_CARP_OFFSET_H