asoc: Update file header to GPL-2.0-only

Update file header to GPL-2.0-only.

Change-Id: Ic1542a3209a5fe73c937a5b36491ede4a451936d
Signed-off-by: Meng Wang <mengw@codeaurora.org>
diff --git a/asoc/codecs/aqt1000/aqt1000-api.h b/asoc/codecs/aqt1000/aqt1000-api.h
index fc5d23a..bf90fad 100644
--- a/asoc/codecs/aqt1000/aqt1000-api.h
+++ b/asoc/codecs/aqt1000/aqt1000-api.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-clsh.c b/asoc/codecs/aqt1000/aqt1000-clsh.c
index 218425b..ef70cc9 100644
--- a/asoc/codecs/aqt1000/aqt1000-clsh.c
+++ b/asoc/codecs/aqt1000/aqt1000-clsh.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-clsh.h b/asoc/codecs/aqt1000/aqt1000-clsh.h
index 7079450..5a0b427 100644
--- a/asoc/codecs/aqt1000/aqt1000-clsh.h
+++ b/asoc/codecs/aqt1000/aqt1000-clsh.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-core.c b/asoc/codecs/aqt1000/aqt1000-core.c
index e643b6a..e5562a4 100644
--- a/asoc/codecs/aqt1000/aqt1000-core.c
+++ b/asoc/codecs/aqt1000/aqt1000-core.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2011-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-internal.h b/asoc/codecs/aqt1000/aqt1000-internal.h
index abfae1b..0ae6670 100644
--- a/asoc/codecs/aqt1000/aqt1000-internal.h
+++ b/asoc/codecs/aqt1000/aqt1000-internal.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-irq.c b/asoc/codecs/aqt1000/aqt1000-irq.c
index 5f71573..34d647a 100644
--- a/asoc/codecs/aqt1000/aqt1000-irq.c
+++ b/asoc/codecs/aqt1000/aqt1000-irq.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-irq.h b/asoc/codecs/aqt1000/aqt1000-irq.h
index cd1a95f..6fb29b1 100644
--- a/asoc/codecs/aqt1000/aqt1000-irq.h
+++ b/asoc/codecs/aqt1000/aqt1000-irq.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-mbhc.c b/asoc/codecs/aqt1000/aqt1000-mbhc.c
index 4146c6b..66449b2 100644
--- a/asoc/codecs/aqt1000/aqt1000-mbhc.c
+++ b/asoc/codecs/aqt1000/aqt1000-mbhc.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/module.h>
diff --git a/asoc/codecs/aqt1000/aqt1000-mbhc.h b/asoc/codecs/aqt1000/aqt1000-mbhc.h
index aea788c..b6ce875 100644
--- a/asoc/codecs/aqt1000/aqt1000-mbhc.h
+++ b/asoc/codecs/aqt1000/aqt1000-mbhc.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 #ifndef __AQT1000_MBHC_H__
diff --git a/asoc/codecs/aqt1000/aqt1000-reg-defaults.h b/asoc/codecs/aqt1000/aqt1000-reg-defaults.h
index edcfe07..760289b 100644
--- a/asoc/codecs/aqt1000/aqt1000-reg-defaults.h
+++ b/asoc/codecs/aqt1000/aqt1000-reg-defaults.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-registers.h b/asoc/codecs/aqt1000/aqt1000-registers.h
index e2b6770..1ba3882 100644
--- a/asoc/codecs/aqt1000/aqt1000-registers.h
+++ b/asoc/codecs/aqt1000/aqt1000-registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-regmap.c b/asoc/codecs/aqt1000/aqt1000-regmap.c
index 67bcd26..31002fa 100644
--- a/asoc/codecs/aqt1000/aqt1000-regmap.c
+++ b/asoc/codecs/aqt1000/aqt1000-regmap.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-routing.h b/asoc/codecs/aqt1000/aqt1000-routing.h
index 6a3d895..876f622 100644
--- a/asoc/codecs/aqt1000/aqt1000-routing.h
+++ b/asoc/codecs/aqt1000/aqt1000-routing.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 #ifndef AQT1000_ROUTING_H
diff --git a/asoc/codecs/aqt1000/aqt1000-utils.c b/asoc/codecs/aqt1000/aqt1000-utils.c
index a788b5d..078be0b 100644
--- a/asoc/codecs/aqt1000/aqt1000-utils.c
+++ b/asoc/codecs/aqt1000/aqt1000-utils.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000-utils.h b/asoc/codecs/aqt1000/aqt1000-utils.h
index c2c7aeb..72c8fcf 100644
--- a/asoc/codecs/aqt1000/aqt1000-utils.h
+++ b/asoc/codecs/aqt1000/aqt1000-utils.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/aqt1000.c b/asoc/codecs/aqt1000/aqt1000.c
index ef0c265..1ba5605 100644
--- a/asoc/codecs/aqt1000/aqt1000.c
+++ b/asoc/codecs/aqt1000/aqt1000.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/kernel.h>
diff --git a/asoc/codecs/aqt1000/aqt1000.h b/asoc/codecs/aqt1000/aqt1000.h
index 6148213..ebc6460 100644
--- a/asoc/codecs/aqt1000/aqt1000.h
+++ b/asoc/codecs/aqt1000/aqt1000.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/aqt1000/pdata.h b/asoc/codecs/aqt1000/pdata.h
index 89fcb3c..c490b56 100644
--- a/asoc/codecs/aqt1000/pdata.h
+++ b/asoc/codecs/aqt1000/pdata.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/audio-ext-clk-up.c b/asoc/codecs/audio-ext-clk-up.c
index 74ab9e2..0d95ff1 100644
--- a/asoc/codecs/audio-ext-clk-up.c
+++ b/asoc/codecs/audio-ext-clk-up.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/audio-ext-clk-up.h b/asoc/codecs/audio-ext-clk-up.h
index 6551897..e7c1954 100644
--- a/asoc/codecs/audio-ext-clk-up.h
+++ b/asoc/codecs/audio-ext-clk-up.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/audio-ext-clk.c b/asoc/codecs/audio-ext-clk.c
index c06c9c5..07556ee 100644
--- a/asoc/codecs/audio-ext-clk.c
+++ b/asoc/codecs/audio-ext-clk.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/bolero-cdc-registers.h b/asoc/codecs/bolero/bolero-cdc-registers.h
index 5f88c85..99890cc 100644
--- a/asoc/codecs/bolero/bolero-cdc-registers.h
+++ b/asoc/codecs/bolero/bolero-cdc-registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/bolero-cdc-regmap.c b/asoc/codecs/bolero/bolero-cdc-regmap.c
index 8f55ff2..a0ecd83 100644
--- a/asoc/codecs/bolero/bolero-cdc-regmap.c
+++ b/asoc/codecs/bolero/bolero-cdc-regmap.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/bolero-cdc-tables.c b/asoc/codecs/bolero/bolero-cdc-tables.c
index e92508f..5298763 100644
--- a/asoc/codecs/bolero/bolero-cdc-tables.c
+++ b/asoc/codecs/bolero/bolero-cdc-tables.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018 The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/bolero/bolero-cdc-utils.c b/asoc/codecs/bolero/bolero-cdc-utils.c
index 6acf69e..b2fd153 100644
--- a/asoc/codecs/bolero/bolero-cdc-utils.c
+++ b/asoc/codecs/bolero/bolero-cdc-utils.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/bolero-cdc.c b/asoc/codecs/bolero/bolero-cdc.c
index 2d63c43..aec455a 100644
--- a/asoc/codecs/bolero/bolero-cdc.c
+++ b/asoc/codecs/bolero/bolero-cdc.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/bolero-cdc.h b/asoc/codecs/bolero/bolero-cdc.h
index 386fa62..488ccf7 100644
--- a/asoc/codecs/bolero/bolero-cdc.h
+++ b/asoc/codecs/bolero/bolero-cdc.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/internal.h b/asoc/codecs/bolero/internal.h
index be00482..9093334 100644
--- a/asoc/codecs/bolero/internal.h
+++ b/asoc/codecs/bolero/internal.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/rx-macro.c b/asoc/codecs/bolero/rx-macro.c
index 75a3a0a..6e0916e 100644
--- a/asoc/codecs/bolero/rx-macro.c
+++ b/asoc/codecs/bolero/rx-macro.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/tx-macro.c b/asoc/codecs/bolero/tx-macro.c
index 96182d3..c33a857 100644
--- a/asoc/codecs/bolero/tx-macro.c
+++ b/asoc/codecs/bolero/tx-macro.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/va-macro.c b/asoc/codecs/bolero/va-macro.c
index 985424a..da68da8 100644
--- a/asoc/codecs/bolero/va-macro.c
+++ b/asoc/codecs/bolero/va-macro.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/wsa-macro.c b/asoc/codecs/bolero/wsa-macro.c
index 9586770..d761d94 100644
--- a/asoc/codecs/bolero/wsa-macro.c
+++ b/asoc/codecs/bolero/wsa-macro.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/bolero/wsa-macro.h b/asoc/codecs/bolero/wsa-macro.h
index f2553c0..a4dc77f 100644
--- a/asoc/codecs/bolero/wsa-macro.h
+++ b/asoc/codecs/bolero/wsa-macro.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 #ifndef WSA_MACRO_H
diff --git a/asoc/codecs/core.h b/asoc/codecs/core.h
index ab0f0c7..8acfa26 100644
--- a/asoc/codecs/core.h
+++ b/asoc/codecs/core.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2011-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/cpe_cmi.h b/asoc/codecs/cpe_cmi.h
index 21df2ae..cd94c71 100644
--- a/asoc/codecs/cpe_cmi.h
+++ b/asoc/codecs/cpe_cmi.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2014-2016, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/cpe_core.h b/asoc/codecs/cpe_core.h
index 7cfbd43..86f1c57 100644
--- a/asoc/codecs/cpe_core.h
+++ b/asoc/codecs/cpe_core.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/cpe_err.h b/asoc/codecs/cpe_err.h
index 5a2dea1..29ea922 100644
--- a/asoc/codecs/cpe_err.h
+++ b/asoc/codecs/cpe_err.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015, 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/csra66x0/csra66x0.c b/asoc/codecs/csra66x0/csra66x0.c
index 33e5334..595e7ca 100644
--- a/asoc/codecs/csra66x0/csra66x0.c
+++ b/asoc/codecs/csra66x0/csra66x0.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/csra66x0/csra66x0.h b/asoc/codecs/csra66x0/csra66x0.h
index c449d67..2ff651c 100644
--- a/asoc/codecs/csra66x0/csra66x0.h
+++ b/asoc/codecs/csra66x0/csra66x0.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/ep92/ep92.c b/asoc/codecs/ep92/ep92.c
index 81ff656..c2cce8e 100644
--- a/asoc/codecs/ep92/ep92.c
+++ b/asoc/codecs/ep92/ep92.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/ep92/ep92.h b/asoc/codecs/ep92/ep92.h
index 7aafab2..bfc8d80 100644
--- a/asoc/codecs/ep92/ep92.h
+++ b/asoc/codecs/ep92/ep92.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/msm-cdc-pinctrl.c b/asoc/codecs/msm-cdc-pinctrl.c
index 901864a..142e73d 100644
--- a/asoc/codecs/msm-cdc-pinctrl.c
+++ b/asoc/codecs/msm-cdc-pinctrl.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/msm-cdc-pinctrl.h b/asoc/codecs/msm-cdc-pinctrl.h
index 3bd3443..4024d90 100644
--- a/asoc/codecs/msm-cdc-pinctrl.h
+++ b/asoc/codecs/msm-cdc-pinctrl.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/msm-cdc-supply.c b/asoc/codecs/msm-cdc-supply.c
index 751d81e..16dfebb 100644
--- a/asoc/codecs/msm-cdc-supply.c
+++ b/asoc/codecs/msm-cdc-supply.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/msm-cdc-supply.h b/asoc/codecs/msm-cdc-supply.h
index 6d7b41a..9801115 100644
--- a/asoc/codecs/msm-cdc-supply.h
+++ b/asoc/codecs/msm-cdc-supply.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2016, 2018 The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/msm_hdmi_codec_rx.c b/asoc/codecs/msm_hdmi_codec_rx.c
index 95bb26d..0c142f1 100644
--- a/asoc/codecs/msm_hdmi_codec_rx.c
+++ b/asoc/codecs/msm_hdmi_codec_rx.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/platform_device.h>
diff --git a/asoc/codecs/msm_stub.c b/asoc/codecs/msm_stub.c
index a27111a..a754c49 100644
--- a/asoc/codecs/msm_stub.c
+++ b/asoc/codecs/msm_stub.c
@@ -1,6 +1,5 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2011-2014, 2017-2018 The Linux Foundation. All rights reserved.
-
  */
 #include <linux/platform_device.h>
 #include <linux/slab.h>
diff --git a/asoc/codecs/pdata.h b/asoc/codecs/pdata.h
index c19c118..1182ef7 100644
--- a/asoc/codecs/pdata.h
+++ b/asoc/codecs/pdata.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2011-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd-clsh.c b/asoc/codecs/wcd-clsh.c
index 7aec959..834454a 100644
--- a/asoc/codecs/wcd-clsh.c
+++ b/asoc/codecs/wcd-clsh.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd-clsh.h b/asoc/codecs/wcd-clsh.h
index 1a7759e..64250e1 100644
--- a/asoc/codecs/wcd-clsh.h
+++ b/asoc/codecs/wcd-clsh.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd-dsp-mgr.c b/asoc/codecs/wcd-dsp-mgr.c
index 612161f..e0070e6 100644
--- a/asoc/codecs/wcd-dsp-mgr.c
+++ b/asoc/codecs/wcd-dsp-mgr.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd-dsp-utils.c b/asoc/codecs/wcd-dsp-utils.c
index 2e24de9..c157ab1 100644
--- a/asoc/codecs/wcd-dsp-utils.c
+++ b/asoc/codecs/wcd-dsp-utils.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd-dsp-utils.h b/asoc/codecs/wcd-dsp-utils.h
index 1016fc0..3fb42e4 100644
--- a/asoc/codecs/wcd-dsp-utils.h
+++ b/asoc/codecs/wcd-dsp-utils.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd-irq.c b/asoc/codecs/wcd-irq.c
index d294d40..3c8e777 100644
--- a/asoc/codecs/wcd-irq.c
+++ b/asoc/codecs/wcd-irq.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd-mbhc-adc.c b/asoc/codecs/wcd-mbhc-adc.c
index c7882d6..2b596c3 100644
--- a/asoc/codecs/wcd-mbhc-adc.c
+++ b/asoc/codecs/wcd-mbhc-adc.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/module.h>
diff --git a/asoc/codecs/wcd-mbhc-adc.h b/asoc/codecs/wcd-mbhc-adc.h
index 9383d1a..95e0ff2 100644
--- a/asoc/codecs/wcd-mbhc-adc.h
+++ b/asoc/codecs/wcd-mbhc-adc.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
 #ifndef __WCD_MBHC_ADC_H__
diff --git a/asoc/codecs/wcd-mbhc-legacy.c b/asoc/codecs/wcd-mbhc-legacy.c
index 4b8917d..94c4560 100644
--- a/asoc/codecs/wcd-mbhc-legacy.c
+++ b/asoc/codecs/wcd-mbhc-legacy.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/module.h>
diff --git a/asoc/codecs/wcd-mbhc-legacy.h b/asoc/codecs/wcd-mbhc-legacy.h
index a79b673..c7835c5 100644
--- a/asoc/codecs/wcd-mbhc-legacy.h
+++ b/asoc/codecs/wcd-mbhc-legacy.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2014-2017, The Linux Foundation. All rights reserved.
  */
 #ifndef __WCD_MBHC_LEGACY_H__
diff --git a/asoc/codecs/wcd-mbhc-v2-api.h b/asoc/codecs/wcd-mbhc-v2-api.h
index fc00e14..ef5efc6 100644
--- a/asoc/codecs/wcd-mbhc-v2-api.h
+++ b/asoc/codecs/wcd-mbhc-v2-api.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
  */
 #ifndef __WCD_MBHC_V2_API_H__
diff --git a/asoc/codecs/wcd-mbhc-v2.c b/asoc/codecs/wcd-mbhc-v2.c
index 971cf51..162ccde 100644
--- a/asoc/codecs/wcd-mbhc-v2.c
+++ b/asoc/codecs/wcd-mbhc-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/module.h>
diff --git a/asoc/codecs/wcd-mbhc-v2.h b/asoc/codecs/wcd-mbhc-v2.h
index 451ca91..c98cdda 100644
--- a/asoc/codecs/wcd-mbhc-v2.h
+++ b/asoc/codecs/wcd-mbhc-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
  */
 #ifndef __WCD_MBHC_V2_H__
diff --git a/asoc/codecs/wcd-spi-registers.h b/asoc/codecs/wcd-spi-registers.h
index df48cd0..e0d9612 100644
--- a/asoc/codecs/wcd-spi-registers.h
+++ b/asoc/codecs/wcd-spi-registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2016, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd-spi.c b/asoc/codecs/wcd-spi.c
index 9acf24a..35b0d93 100644
--- a/asoc/codecs/wcd-spi.c
+++ b/asoc/codecs/wcd-spi.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9335-regmap.c b/asoc/codecs/wcd9335-regmap.c
index 9d1ccb8..0a83fd5 100644
--- a/asoc/codecs/wcd9335-regmap.c
+++ b/asoc/codecs/wcd9335-regmap.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9335-tables.c b/asoc/codecs/wcd9335-tables.c
index cd223c9..991b2bc 100644
--- a/asoc/codecs/wcd9335-tables.c
+++ b/asoc/codecs/wcd9335-tables.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015, 2017 The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9335.c b/asoc/codecs/wcd9335.c
index 740f232..2372e20 100644
--- a/asoc/codecs/wcd9335.c
+++ b/asoc/codecs/wcd9335.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9335.h b/asoc/codecs/wcd9335.h
index 203c6de..261ea40 100644
--- a/asoc/codecs/wcd9335.h
+++ b/asoc/codecs/wcd9335.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9335_irq.h b/asoc/codecs/wcd9335_irq.h
index ae81a1a..39a223d 100644
--- a/asoc/codecs/wcd9335_irq.h
+++ b/asoc/codecs/wcd9335_irq.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9335_registers.h b/asoc/codecs/wcd9335_registers.h
index 4af4e1b..19a942c 100644
--- a/asoc/codecs/wcd9335_registers.h
+++ b/asoc/codecs/wcd9335_registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x-dsd.c b/asoc/codecs/wcd934x/wcd934x-dsd.c
index 0a9c556..98f1264 100644
--- a/asoc/codecs/wcd934x/wcd934x-dsd.c
+++ b/asoc/codecs/wcd934x/wcd934x-dsd.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd934x/wcd934x-dsd.h b/asoc/codecs/wcd934x/wcd934x-dsd.h
index e078c07..0dc4516 100644
--- a/asoc/codecs/wcd934x/wcd934x-dsd.h
+++ b/asoc/codecs/wcd934x/wcd934x-dsd.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd934x/wcd934x-dsp-cntl.c b/asoc/codecs/wcd934x/wcd934x-dsp-cntl.c
index e64b158..0c6c6f0 100644
--- a/asoc/codecs/wcd934x/wcd934x-dsp-cntl.c
+++ b/asoc/codecs/wcd934x/wcd934x-dsp-cntl.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x-dsp-cntl.h b/asoc/codecs/wcd934x/wcd934x-dsp-cntl.h
index a4b18a3..2bb55f9 100644
--- a/asoc/codecs/wcd934x/wcd934x-dsp-cntl.h
+++ b/asoc/codecs/wcd934x/wcd934x-dsp-cntl.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x-mbhc.c b/asoc/codecs/wcd934x/wcd934x-mbhc.c
index 7a91bf3..5801f31 100644
--- a/asoc/codecs/wcd934x/wcd934x-mbhc.c
+++ b/asoc/codecs/wcd934x/wcd934x-mbhc.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x-mbhc.h b/asoc/codecs/wcd934x/wcd934x-mbhc.h
index 69cd460..a0bd05a 100644
--- a/asoc/codecs/wcd934x/wcd934x-mbhc.h
+++ b/asoc/codecs/wcd934x/wcd934x-mbhc.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x-regmap.c b/asoc/codecs/wcd934x/wcd934x-regmap.c
index 051586f..2a2187f 100644
--- a/asoc/codecs/wcd934x/wcd934x-regmap.c
+++ b/asoc/codecs/wcd934x/wcd934x-regmap.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x-routing.h b/asoc/codecs/wcd934x/wcd934x-routing.h
index 51a3618..771f91f 100644
--- a/asoc/codecs/wcd934x/wcd934x-routing.h
+++ b/asoc/codecs/wcd934x/wcd934x-routing.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x-tables.c b/asoc/codecs/wcd934x/wcd934x-tables.c
index afe7939..a74004f 100644
--- a/asoc/codecs/wcd934x/wcd934x-tables.c
+++ b/asoc/codecs/wcd934x/wcd934x-tables.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x.c b/asoc/codecs/wcd934x/wcd934x.c
index d930ec8..250a483 100644
--- a/asoc/codecs/wcd934x/wcd934x.c
+++ b/asoc/codecs/wcd934x/wcd934x.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/module.h>
diff --git a/asoc/codecs/wcd934x/wcd934x.h b/asoc/codecs/wcd934x/wcd934x.h
index a14e6eb..8d5aec5 100644
--- a/asoc/codecs/wcd934x/wcd934x.h
+++ b/asoc/codecs/wcd934x/wcd934x.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd934x/wcd934x_irq.h b/asoc/codecs/wcd934x/wcd934x_irq.h
index 7c054ea..b880e97 100644
--- a/asoc/codecs/wcd934x/wcd934x_irq.h
+++ b/asoc/codecs/wcd934x/wcd934x_irq.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd937x/internal.h b/asoc/codecs/wcd937x/internal.h
index b416511..8e6928a 100644
--- a/asoc/codecs/wcd937x/internal.h
+++ b/asoc/codecs/wcd937x/internal.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd937x/wcd937x-mbhc.c b/asoc/codecs/wcd937x/wcd937x-mbhc.c
index 5438976..7ffa117 100644
--- a/asoc/codecs/wcd937x/wcd937x-mbhc.c
+++ b/asoc/codecs/wcd937x/wcd937x-mbhc.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/module.h>
diff --git a/asoc/codecs/wcd937x/wcd937x-mbhc.h b/asoc/codecs/wcd937x/wcd937x-mbhc.h
index d7bfb16..3ac42ef 100644
--- a/asoc/codecs/wcd937x/wcd937x-mbhc.h
+++ b/asoc/codecs/wcd937x/wcd937x-mbhc.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 #ifndef __WCD937X_MBHC_H__
diff --git a/asoc/codecs/wcd937x/wcd937x-registers.h b/asoc/codecs/wcd937x/wcd937x-registers.h
index c7ee8e6..be818c2 100644
--- a/asoc/codecs/wcd937x/wcd937x-registers.h
+++ b/asoc/codecs/wcd937x/wcd937x-registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd937x/wcd937x-regmap.c b/asoc/codecs/wcd937x/wcd937x-regmap.c
index 205dfe4..2bb70ca 100644
--- a/asoc/codecs/wcd937x/wcd937x-regmap.c
+++ b/asoc/codecs/wcd937x/wcd937x-regmap.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd937x/wcd937x-tables.c b/asoc/codecs/wcd937x/wcd937x-tables.c
index a1f6d10..0a58c87 100644
--- a/asoc/codecs/wcd937x/wcd937x-tables.c
+++ b/asoc/codecs/wcd937x/wcd937x-tables.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018 , The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd937x/wcd937x.c b/asoc/codecs/wcd937x/wcd937x.c
index fbd553a..8810fec 100644
--- a/asoc/codecs/wcd937x/wcd937x.c
+++ b/asoc/codecs/wcd937x/wcd937x.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd937x/wcd937x.h b/asoc/codecs/wcd937x/wcd937x.h
index a40554e..27d7c6e 100644
--- a/asoc/codecs/wcd937x/wcd937x.h
+++ b/asoc/codecs/wcd937x/wcd937x.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd937x/wcd937x_slave.c b/asoc/codecs/wcd937x/wcd937x_slave.c
index 61b6a0c..761e5fe 100644
--- a/asoc/codecs/wcd937x/wcd937x_slave.c
+++ b/asoc/codecs/wcd937x/wcd937x_slave.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9xxx-common-v2.c b/asoc/codecs/wcd9xxx-common-v2.c
index d45a071..56a3fa5 100644
--- a/asoc/codecs/wcd9xxx-common-v2.c
+++ b/asoc/codecs/wcd9xxx-common-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9xxx-common-v2.h b/asoc/codecs/wcd9xxx-common-v2.h
index 21eadd7..1334b71 100644
--- a/asoc/codecs/wcd9xxx-common-v2.h
+++ b/asoc/codecs/wcd9xxx-common-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9xxx-core-init.c b/asoc/codecs/wcd9xxx-core-init.c
index ee1ba51..bb865a9 100644
--- a/asoc/codecs/wcd9xxx-core-init.c
+++ b/asoc/codecs/wcd9xxx-core-init.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd9xxx-core.c b/asoc/codecs/wcd9xxx-core.c
index 28b0708..5794ef2 100644
--- a/asoc/codecs/wcd9xxx-core.c
+++ b/asoc/codecs/wcd9xxx-core.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2011-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd9xxx-irq.c b/asoc/codecs/wcd9xxx-irq.c
index 5b685fb..06dbf75 100644
--- a/asoc/codecs/wcd9xxx-irq.c
+++ b/asoc/codecs/wcd9xxx-irq.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2011-2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/bitops.h>
diff --git a/asoc/codecs/wcd9xxx-irq.h b/asoc/codecs/wcd9xxx-irq.h
index 83f86b3..2c7e7ec 100644
--- a/asoc/codecs/wcd9xxx-irq.h
+++ b/asoc/codecs/wcd9xxx-irq.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd9xxx-regmap.h b/asoc/codecs/wcd9xxx-regmap.h
index 2c7af0d..19b9de3 100644
--- a/asoc/codecs/wcd9xxx-regmap.h
+++ b/asoc/codecs/wcd9xxx-regmap.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9xxx-resmgr-v2.c b/asoc/codecs/wcd9xxx-resmgr-v2.c
index 4636f43..f280fcc 100644
--- a/asoc/codecs/wcd9xxx-resmgr-v2.c
+++ b/asoc/codecs/wcd9xxx-resmgr-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9xxx-resmgr-v2.h b/asoc/codecs/wcd9xxx-resmgr-v2.h
index 8eceb83..a4b919f 100644
--- a/asoc/codecs/wcd9xxx-resmgr-v2.h
+++ b/asoc/codecs/wcd9xxx-resmgr-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9xxx-rst.c b/asoc/codecs/wcd9xxx-rst.c
index 84225de..4a729a0 100644
--- a/asoc/codecs/wcd9xxx-rst.c
+++ b/asoc/codecs/wcd9xxx-rst.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd9xxx-slimslave.c b/asoc/codecs/wcd9xxx-slimslave.c
index 3636bb5..a4f07ef 100644
--- a/asoc/codecs/wcd9xxx-slimslave.c
+++ b/asoc/codecs/wcd9xxx-slimslave.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.
  */
 #include <linux/slab.h>
diff --git a/asoc/codecs/wcd9xxx-slimslave.h b/asoc/codecs/wcd9xxx-slimslave.h
index 9ab7404..70b9a4c 100644
--- a/asoc/codecs/wcd9xxx-slimslave.h
+++ b/asoc/codecs/wcd9xxx-slimslave.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd9xxx-soc-init.c b/asoc/codecs/wcd9xxx-soc-init.c
index 4e2d837..06a991c 100644
--- a/asoc/codecs/wcd9xxx-soc-init.c
+++ b/asoc/codecs/wcd9xxx-soc-init.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wcd9xxx-utils.c b/asoc/codecs/wcd9xxx-utils.c
index 0e238fc..bcc909b 100644
--- a/asoc/codecs/wcd9xxx-utils.c
+++ b/asoc/codecs/wcd9xxx-utils.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd9xxx-utils.h b/asoc/codecs/wcd9xxx-utils.h
index 17bb9fd..1e063ab 100644
--- a/asoc/codecs/wcd9xxx-utils.h
+++ b/asoc/codecs/wcd9xxx-utils.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd_cmi_api.h b/asoc/codecs/wcd_cmi_api.h
index bc7bd86..b02c665 100644
--- a/asoc/codecs/wcd_cmi_api.h
+++ b/asoc/codecs/wcd_cmi_api.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2014, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd_cpe_core.c b/asoc/codecs/wcd_cpe_core.c
index 00a3843..629b803 100644
--- a/asoc/codecs/wcd_cpe_core.c
+++ b/asoc/codecs/wcd_cpe_core.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd_cpe_core.h b/asoc/codecs/wcd_cpe_core.h
index 105ece0..b16503d 100644
--- a/asoc/codecs/wcd_cpe_core.h
+++ b/asoc/codecs/wcd_cpe_core.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd_cpe_services.c b/asoc/codecs/wcd_cpe_services.c
index a443963..fd8e809 100644
--- a/asoc/codecs/wcd_cpe_services.c
+++ b/asoc/codecs/wcd_cpe_services.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcd_cpe_services.h b/asoc/codecs/wcd_cpe_services.h
index 1627cd8..caf645b 100644
--- a/asoc/codecs/wcd_cpe_services.h
+++ b/asoc/codecs/wcd_cpe_services.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wcdcal-hwdep.c b/asoc/codecs/wcdcal-hwdep.c
index 162c407..e826eae 100644
--- a/asoc/codecs/wcdcal-hwdep.c
+++ b/asoc/codecs/wcdcal-hwdep.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015, 2017-2018 The Linux Foundation. All rights reserved.
  *
diff --git a/asoc/codecs/wcdcal-hwdep.h b/asoc/codecs/wcdcal-hwdep.h
index 9606cd5..ddd5856 100644
--- a/asoc/codecs/wcdcal-hwdep.h
+++ b/asoc/codecs/wcdcal-hwdep.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2014, 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wsa881x-registers.h b/asoc/codecs/wsa881x-registers.h
index c39edef..6e19b32 100644
--- a/asoc/codecs/wsa881x-registers.h
+++ b/asoc/codecs/wsa881x-registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2015, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wsa881x-regmap.c b/asoc/codecs/wsa881x-regmap.c
index 8663db9..27e45a1 100644
--- a/asoc/codecs/wsa881x-regmap.c
+++ b/asoc/codecs/wsa881x-regmap.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wsa881x-tables.c b/asoc/codecs/wsa881x-tables.c
index e531832..40d2fa2 100644
--- a/asoc/codecs/wsa881x-tables.c
+++ b/asoc/codecs/wsa881x-tables.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wsa881x-temp-sensor.c b/asoc/codecs/wsa881x-temp-sensor.c
index 598449c..97f4d46 100644
--- a/asoc/codecs/wsa881x-temp-sensor.c
+++ b/asoc/codecs/wsa881x-temp-sensor.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015, 2017-2018 The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/codecs/wsa881x-temp-sensor.h b/asoc/codecs/wsa881x-temp-sensor.h
index 7c90526..fbb5941 100644
--- a/asoc/codecs/wsa881x-temp-sensor.h
+++ b/asoc/codecs/wsa881x-temp-sensor.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2015, 2018 The Linux Foundation. All rights reserved.
  */
 #ifndef WSA881X_TEMP_SENSOR_H
diff --git a/asoc/codecs/wsa881x.c b/asoc/codecs/wsa881x.c
index da33494..4dceb04 100644
--- a/asoc/codecs/wsa881x.c
+++ b/asoc/codecs/wsa881x.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/codecs/wsa881x.h b/asoc/codecs/wsa881x.h
index 3922fc8..0486a0f 100644
--- a/asoc/codecs/wsa881x.h
+++ b/asoc/codecs/wsa881x.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/device_event.h b/asoc/device_event.h
index e63656e..5327f0e 100644
--- a/asoc/device_event.h
+++ b/asoc/device_event.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2014, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/machine_815x_init.c b/asoc/machine_815x_init.c
index ff01a90..cf8fbed 100644
--- a/asoc/machine_815x_init.c
+++ b/asoc/machine_815x_init.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/machine_815x_init.h b/asoc/machine_815x_init.h
index d096d97..8ff4610 100644
--- a/asoc/machine_815x_init.h
+++ b/asoc/machine_815x_init.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
 Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
 */
diff --git a/asoc/msm-audio-effects-q6-v2.c b/asoc/msm-audio-effects-q6-v2.c
index dcc7474..7ab6db4 100644
--- a/asoc/msm-audio-effects-q6-v2.c
+++ b/asoc/msm-audio-effects-q6-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-compress-q6-v2.c b/asoc/msm-compress-q6-v2.c
index bf22f87..dd166cf 100644
--- a/asoc/msm-compress-q6-v2.c
+++ b/asoc/msm-compress-q6-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-cpe-lsm.c b/asoc/msm-cpe-lsm.c
index 19f57a1..b1a6fe3 100644
--- a/asoc/msm-cpe-lsm.c
+++ b/asoc/msm-cpe-lsm.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-dai-fe.c b/asoc/msm-dai-fe.c
index 36fa5dd..c4976a4 100644
--- a/asoc/msm-dai-fe.c
+++ b/asoc/msm-dai-fe.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-dai-q6-hdmi-v2.c b/asoc/msm-dai-q6-hdmi-v2.c
index 69332fc..32add91 100644
--- a/asoc/msm-dai-q6-hdmi-v2.c
+++ b/asoc/msm-dai-q6-hdmi-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-dai-q6-v2.c b/asoc/msm-dai-q6-v2.c
index b77c08f..962a1bd 100644
--- a/asoc/msm-dai-q6-v2.c
+++ b/asoc/msm-dai-q6-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-dai-q6-v2.h b/asoc/msm-dai-q6-v2.h
index 91737c9..950ecd2 100644
--- a/asoc/msm-dai-q6-v2.h
+++ b/asoc/msm-dai-q6-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-dai-slim.c b/asoc/msm-dai-slim.c
index db8f3dd..545590f 100644
--- a/asoc/msm-dai-slim.c
+++ b/asoc/msm-dai-slim.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2014-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-dai-stub-v2.c b/asoc/msm-dai-stub-v2.c
index 76ea52c..7e7d4e4 100644
--- a/asoc/msm-dai-stub-v2.c
+++ b/asoc/msm-dai-stub-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2013-2014, 2017 The Linux Foundation. All rights reserved.
  */
 #include <linux/init.h>
diff --git a/asoc/msm-dolby-common.h b/asoc/msm-dolby-common.h
index c56e115..46a2957 100644
--- a/asoc/msm-dolby-common.h
+++ b/asoc/msm-dolby-common.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2013-2014, 2016, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-dolby-dap-config.h b/asoc/msm-dolby-dap-config.h
index f7e21d6..75d6e07 100644
--- a/asoc/msm-dolby-dap-config.h
+++ b/asoc/msm-dolby-dap-config.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2013-2014, 2017-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-ds2-dap-config.c b/asoc/msm-ds2-dap-config.c
index 4971907..f40b74b 100644
--- a/asoc/msm-ds2-dap-config.c
+++ b/asoc/msm-ds2-dap-config.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-ds2-dap-config.h b/asoc/msm-ds2-dap-config.h
index d734790..165dbe1 100644
--- a/asoc/msm-ds2-dap-config.h
+++ b/asoc/msm-ds2-dap-config.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2013-2014, 2017 The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-lsm-client.c b/asoc/msm-lsm-client.c
index 74263e3..6bf44c4 100644
--- a/asoc/msm-lsm-client.c
+++ b/asoc/msm-lsm-client.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-pcm-afe-v2.c b/asoc/msm-pcm-afe-v2.c
index a34514b..e296122 100644
--- a/asoc/msm-pcm-afe-v2.c
+++ b/asoc/msm-pcm-afe-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-afe-v2.h b/asoc/msm-pcm-afe-v2.h
index ca9dfcc..3c0d520 100644
--- a/asoc/msm-pcm-afe-v2.h
+++ b/asoc/msm-pcm-afe-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2012,2015-2016 The Linux Foundation. All rights reserved.
  */
 #ifndef _MSM_PCM_AFE_H
diff --git a/asoc/msm-pcm-dtmf-v2.c b/asoc/msm-pcm-dtmf-v2.c
index e8eb468..58ae5fa 100644
--- a/asoc/msm-pcm-dtmf-v2.c
+++ b/asoc/msm-pcm-dtmf-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2013-2014, 2017-2018 The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-host-voice-v2.c b/asoc/msm-pcm-host-voice-v2.c
index 9fc7c88..49e9591 100644
--- a/asoc/msm-pcm-host-voice-v2.c
+++ b/asoc/msm-pcm-host-voice-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-hostless.c b/asoc/msm-pcm-hostless.c
index 9a0c52b..3109b72 100644
--- a/asoc/msm-pcm-hostless.c
+++ b/asoc/msm-pcm-hostless.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2011-2014, 2017-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-loopback-v2.c b/asoc/msm-pcm-loopback-v2.c
index 9b90935..b516634 100644
--- a/asoc/msm-pcm-loopback-v2.c
+++ b/asoc/msm-pcm-loopback-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-q6-noirq.c b/asoc/msm-pcm-q6-noirq.c
index aac3fe0..a317142 100644
--- a/asoc/msm-pcm-q6-noirq.c
+++ b/asoc/msm-pcm-q6-noirq.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-q6-v2.c b/asoc/msm-pcm-q6-v2.c
index 1ad10db..50186da 100644
--- a/asoc/msm-pcm-q6-v2.c
+++ b/asoc/msm-pcm-q6-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-q6-v2.h b/asoc/msm-pcm-q6-v2.h
index ca18a85..8699a48 100644
--- a/asoc/msm-pcm-q6-v2.h
+++ b/asoc/msm-pcm-q6-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (C) 2008 Google, Inc.
  * Copyright (C) 2008 HTC Corporation
diff --git a/asoc/msm-pcm-routing-devdep.c b/asoc/msm-pcm-routing-devdep.c
index 6d26c54..cddc2a1 100644
--- a/asoc/msm-pcm-routing-devdep.c
+++ b/asoc/msm-pcm-routing-devdep.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2014, 2016-2017 The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-routing-devdep.h b/asoc/msm-pcm-routing-devdep.h
index 651edd9..ac3594a 100644
--- a/asoc/msm-pcm-routing-devdep.h
+++ b/asoc/msm-pcm-routing-devdep.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2014-2015, 2017 The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-pcm-routing-v2.c b/asoc/msm-pcm-routing-v2.c
index db5713b..936f97f 100644
--- a/asoc/msm-pcm-routing-v2.c
+++ b/asoc/msm-pcm-routing-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-routing-v2.h b/asoc/msm-pcm-routing-v2.h
index 92fd3c2..02d1f54 100644
--- a/asoc/msm-pcm-routing-v2.h
+++ b/asoc/msm-pcm-routing-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 #ifndef _MSM_PCM_ROUTING_H
diff --git a/asoc/msm-pcm-voice-v2.c b/asoc/msm-pcm-voice-v2.c
index 3fd8339..e4d34d1 100644
--- a/asoc/msm-pcm-voice-v2.c
+++ b/asoc/msm-pcm-voice-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-pcm-voice-v2.h b/asoc/msm-pcm-voice-v2.h
index 671c1aa..d300abf 100644
--- a/asoc/msm-pcm-voice-v2.h
+++ b/asoc/msm-pcm-voice-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
  */
 #ifndef _MSM_PCM_VOICE_H
diff --git a/asoc/msm-pcm-voip-v2.c b/asoc/msm-pcm-voip-v2.c
index ac12b90..3bfa4d6 100644
--- a/asoc/msm-pcm-voip-v2.c
+++ b/asoc/msm-pcm-voip-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-qti-pp-config.c b/asoc/msm-qti-pp-config.c
index e5d1ba2..222a3a9 100644
--- a/asoc/msm-qti-pp-config.c
+++ b/asoc/msm-qti-pp-config.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/msm-qti-pp-config.h b/asoc/msm-qti-pp-config.h
index 8d10337..7fddb9f 100644
--- a/asoc/msm-qti-pp-config.h
+++ b/asoc/msm-qti-pp-config.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/msm-slim-dma.h b/asoc/msm-slim-dma.h
index f179a2e..911ce1f 100644
--- a/asoc/msm-slim-dma.h
+++ b/asoc/msm-slim-dma.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2014, 2017 The Linux Foundation. All rights reserved.
  *
diff --git a/asoc/msm-transcode-loopback-q6-v2.c b/asoc/msm-transcode-loopback-q6-v2.c
index 12863a2..277ad3c 100644
--- a/asoc/msm-transcode-loopback-q6-v2.c
+++ b/asoc/msm-transcode-loopback-q6-v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/asoc/platform_init.c b/asoc/platform_init.c
index 3b72ebe..e9ff68f 100644
--- a/asoc/platform_init.c
+++ b/asoc/platform_init.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2017 The Linux Foundation. All rights reserved.
 */
diff --git a/asoc/platform_init.h b/asoc/platform_init.h
index ff5eafb..17f0784 100644
--- a/asoc/platform_init.h
+++ b/asoc/platform_init.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/qcs405.c b/asoc/qcs405.c
index 4d1de74..781521a 100644
--- a/asoc/qcs405.c
+++ b/asoc/qcs405.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 #include <linux/clk.h>
diff --git a/asoc/sa8155.c b/asoc/sa8155.c
index 8791195..f5aa549 100644
--- a/asoc/sa8155.c
+++ b/asoc/sa8155.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
  */
 /*
diff --git a/asoc/sm6150.c b/asoc/sm6150.c
index a2abeb6..e2277a2 100644
--- a/asoc/sm6150.c
+++ b/asoc/sm6150.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/asoc/sm8150.c b/asoc/sm8150.c
index 7328be3..a347310 100644
--- a/asoc/sm8150.c
+++ b/asoc/sm8150.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/config/qcs405autoconf.h b/config/qcs405autoconf.h
index 07e5429..0a2e286 100644
--- a/config/qcs405autoconf.h
+++ b/config/qcs405autoconf.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/config/sdxpoorwillsautoconf.h b/config/sdxpoorwillsautoconf.h
index 9d7158e..49bbe41 100644
--- a/config/sdxpoorwillsautoconf.h
+++ b/config/sdxpoorwillsautoconf.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/config/sm6150autoconf.h b/config/sm6150autoconf.h
index 2a63d04..9a3cdd0 100644
--- a/config/sm6150autoconf.h
+++ b/config/sm6150autoconf.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/config/sm8150autoconf.h b/config/sm8150autoconf.h
index 6f21874..0c19fd3 100644
--- a/config/sm8150autoconf.h
+++ b/config/sm8150autoconf.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/aac_in.c b/dsp/codecs/aac_in.c
index 11e7bcc..04f6987 100644
--- a/dsp/codecs/aac_in.c
+++ b/dsp/codecs/aac_in.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2010-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/dsp/codecs/amrnb_in.c b/dsp/codecs/amrnb_in.c
index 266d9c8..924ac5c 100644
--- a/dsp/codecs/amrnb_in.c
+++ b/dsp/codecs/amrnb_in.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2010-2012, 2014, 2016-2017 The Linux Foundation. All rights reserved.
  */
diff --git a/dsp/codecs/amrwb_in.c b/dsp/codecs/amrwb_in.c
index 6435f25..9a9b4a0 100644
--- a/dsp/codecs/amrwb_in.c
+++ b/dsp/codecs/amrwb_in.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2011-2012, 2014, 2016-2017 The Linux Foundation. All rights reserved.
  */
diff --git a/dsp/codecs/audio_aac.c b/dsp/codecs/audio_aac.c
index bbf9c36..cf3d448 100644
--- a/dsp/codecs/audio_aac.c
+++ b/dsp/codecs/audio_aac.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* aac audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_alac.c b/dsp/codecs/audio_alac.c
index 9ece77f..ea05d71 100644
--- a/dsp/codecs/audio_alac.c
+++ b/dsp/codecs/audio_alac.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/dsp/codecs/audio_amrnb.c b/dsp/codecs/audio_amrnb.c
index 1549f43..efec4d2 100644
--- a/dsp/codecs/audio_amrnb.c
+++ b/dsp/codecs/audio_amrnb.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* amrnb audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_amrwb.c b/dsp/codecs/audio_amrwb.c
index 63baa9d..688a94d 100644
--- a/dsp/codecs/audio_amrwb.c
+++ b/dsp/codecs/audio_amrwb.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* amrwb audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_amrwbplus.c b/dsp/codecs/audio_amrwbplus.c
index 95ada70..d06b054 100644
--- a/dsp/codecs/audio_amrwbplus.c
+++ b/dsp/codecs/audio_amrwbplus.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* amr-wbplus audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_ape.c b/dsp/codecs/audio_ape.c
index 8d61791..219df40 100644
--- a/dsp/codecs/audio_ape.c
+++ b/dsp/codecs/audio_ape.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/audio_evrc.c b/dsp/codecs/audio_evrc.c
index 2376eb3..c3bf9b8 100644
--- a/dsp/codecs/audio_evrc.c
+++ b/dsp/codecs/audio_evrc.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* evrc audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_g711alaw.c b/dsp/codecs/audio_g711alaw.c
index 509fba2..3dac27d 100644
--- a/dsp/codecs/audio_g711alaw.c
+++ b/dsp/codecs/audio_g711alaw.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/audio_g711mlaw.c b/dsp/codecs/audio_g711mlaw.c
index d01e336..c0102d0 100644
--- a/dsp/codecs/audio_g711mlaw.c
+++ b/dsp/codecs/audio_g711mlaw.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/audio_hwacc_effects.c b/dsp/codecs/audio_hwacc_effects.c
index d90c424..d0717d7 100644
--- a/dsp/codecs/audio_hwacc_effects.c
+++ b/dsp/codecs/audio_hwacc_effects.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2014-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/dsp/codecs/audio_mp3.c b/dsp/codecs/audio_mp3.c
index d676609..47446d3 100644
--- a/dsp/codecs/audio_mp3.c
+++ b/dsp/codecs/audio_mp3.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* mp3 audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_multi_aac.c b/dsp/codecs/audio_multi_aac.c
index 38b2090..fc3f492 100644
--- a/dsp/codecs/audio_multi_aac.c
+++ b/dsp/codecs/audio_multi_aac.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* aac audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_native.c b/dsp/codecs/audio_native.c
index e5a038f..9337029 100644
--- a/dsp/codecs/audio_native.c
+++ b/dsp/codecs/audio_native.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/dsp/codecs/audio_qcelp.c b/dsp/codecs/audio_qcelp.c
index cd1c9e3..fcf39f5 100644
--- a/dsp/codecs/audio_qcelp.c
+++ b/dsp/codecs/audio_qcelp.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* qcelp(v13k) audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_utils.c b/dsp/codecs/audio_utils.c
index 7b3af38..1c44fcc 100644
--- a/dsp/codecs/audio_utils.c
+++ b/dsp/codecs/audio_utils.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2010-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/audio_utils.h b/dsp/codecs/audio_utils.h
index 600aee7..5116a46 100644
--- a/dsp/codecs/audio_utils.h
+++ b/dsp/codecs/audio_utils.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2010-2015, 2017 The Linux Foundation. All rights reserved.
  */
 #include <linux/msm_audio.h>
diff --git a/dsp/codecs/audio_utils_aio.c b/dsp/codecs/audio_utils_aio.c
index bd3ec88..eabf170 100644
--- a/dsp/codecs/audio_utils_aio.c
+++ b/dsp/codecs/audio_utils_aio.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (C) 2008 Google, Inc.
  * Copyright (C) 2008 HTC Corporation
  * Copyright (c) 2009-2018, The Linux Foundation. All rights reserved.
diff --git a/dsp/codecs/audio_utils_aio.h b/dsp/codecs/audio_utils_aio.h
index 5d7f888..a50e1ef 100644
--- a/dsp/codecs/audio_utils_aio.h
+++ b/dsp/codecs/audio_utils_aio.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (C) 2008 Google, Inc.
  * Copyright (C) 2008 HTC Corporation
  * Copyright (c) 2009-2018, The Linux Foundation. All rights reserved.
diff --git a/dsp/codecs/audio_wma.c b/dsp/codecs/audio_wma.c
index 1c6bfcb..cdd23ff 100644
--- a/dsp/codecs/audio_wma.c
+++ b/dsp/codecs/audio_wma.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* wma audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/audio_wmapro.c b/dsp/codecs/audio_wmapro.c
index 6295c7f..c0a2757 100644
--- a/dsp/codecs/audio_wmapro.c
+++ b/dsp/codecs/audio_wmapro.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* wmapro audio output device
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/dsp/codecs/evrc_in.c b/dsp/codecs/evrc_in.c
index 1cf4eae..dae6fc8 100644
--- a/dsp/codecs/evrc_in.c
+++ b/dsp/codecs/evrc_in.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2010-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/g711alaw_in.c b/dsp/codecs/g711alaw_in.c
index 18bf817..013007e 100644
--- a/dsp/codecs/g711alaw_in.c
+++ b/dsp/codecs/g711alaw_in.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2010-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/g711mlaw_in.c b/dsp/codecs/g711mlaw_in.c
index cbe1898..3d31754 100644
--- a/dsp/codecs/g711mlaw_in.c
+++ b/dsp/codecs/g711mlaw_in.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2010-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/q6audio_common.h b/dsp/codecs/q6audio_common.h
index bcbcb49..c37813e 100644
--- a/dsp/codecs/q6audio_common.h
+++ b/dsp/codecs/q6audio_common.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright (c) 2012-2014, 2017 The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/q6audio_v2.c b/dsp/codecs/q6audio_v2.c
index bc5cacf..c98ef1c 100644
--- a/dsp/codecs/q6audio_v2.c
+++ b/dsp/codecs/q6audio_v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2012-2013, 2015-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/dsp/codecs/q6audio_v2_aio.c b/dsp/codecs/q6audio_v2_aio.c
index 25d1d03..4cb4636 100644
--- a/dsp/codecs/q6audio_v2_aio.c
+++ b/dsp/codecs/q6audio_v2_aio.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/dsp/codecs/qcelp_in.c b/dsp/codecs/qcelp_in.c
index 72465a8..806f8b2 100644
--- a/dsp/codecs/qcelp_in.c
+++ b/dsp/codecs/qcelp_in.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2010-2017, The Linux Foundation. All rights reserved.
  */
 
diff --git a/include/asoc/wcd-irq.h b/include/asoc/wcd-irq.h
index 7ae15dc..1388cfc 100644
--- a/include/asoc/wcd-irq.h
+++ b/include/asoc/wcd-irq.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/asoc/wcd934x_registers.h b/include/asoc/wcd934x_registers.h
index 785b906..e529f64 100644
--- a/include/asoc/wcd934x_registers.h
+++ b/include/asoc/wcd934x_registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2016, The Linux Foundation. All rights reserved.
  */
diff --git a/include/asoc/wcd9xxx_registers.h b/include/asoc/wcd9xxx_registers.h
index 5d270cd..cf3c408 100644
--- a/include/asoc/wcd9xxx_registers.h
+++ b/include/asoc/wcd9xxx_registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/apr_audio-v2.h b/include/dsp/apr_audio-v2.h
index d8e6d34..6193209 100644
--- a/include/dsp/apr_audio-v2.h
+++ b/include/dsp/apr_audio-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/audio_cal_utils.h b/include/dsp/audio_cal_utils.h
index c3772b0..0607815 100644
--- a/include/dsp/audio_cal_utils.h
+++ b/include/dsp/audio_cal_utils.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2014, 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/audio_calibration.h b/include/dsp/audio_calibration.h
index d414d8f..a68c768 100644
--- a/include/dsp/audio_calibration.h
+++ b/include/dsp/audio_calibration.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2014, 2017, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/audio_notifier.h b/include/dsp/audio_notifier.h
index 2b73826..bc1a286 100644
--- a/include/dsp/audio_notifier.h
+++ b/include/dsp/audio_notifier.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2016, 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/msm-audio-effects-q6-v2.h b/include/dsp/msm-audio-effects-q6-v2.h
index da7ec8b..b1fad6d 100644
--- a/include/dsp/msm-audio-effects-q6-v2.h
+++ b/include/dsp/msm-audio-effects-q6-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/msm-audio-event-notify.h b/include/dsp/msm-audio-event-notify.h
index 49c00b7..c730d31 100644
--- a/include/dsp/msm-audio-event-notify.h
+++ b/include/dsp/msm-audio-event-notify.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/msm-dts-srs-tm-config.h b/include/dsp/msm-dts-srs-tm-config.h
index 36d25be..03753ab 100644
--- a/include/dsp/msm-dts-srs-tm-config.h
+++ b/include/dsp/msm-dts-srs-tm-config.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2014, 2017-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/msm_audio_ion.h b/include/dsp/msm_audio_ion.h
index 5120383..09d590b 100644
--- a/include/dsp/msm_audio_ion.h
+++ b/include/dsp/msm_audio_ion.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2013-2015, 2017-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/msm_mdf.h b/include/dsp/msm_mdf.h
index efd6fc5..6f143db 100644
--- a/include/dsp/msm_mdf.h
+++ b/include/dsp/msm_mdf.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6adm-v2.h b/include/dsp/q6adm-v2.h
index 404f84c..95fbb0d 100644
--- a/include/dsp/q6adm-v2.h
+++ b/include/dsp/q6adm-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6afe-v2.h b/include/dsp/q6afe-v2.h
index 423a169..ec2a436 100644
--- a/include/dsp/q6afe-v2.h
+++ b/include/dsp/q6afe-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6asm-v2.h b/include/dsp/q6asm-v2.h
index df2c0d7..4851a81 100644
--- a/include/dsp/q6asm-v2.h
+++ b/include/dsp/q6asm-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6audio-v2.h b/include/dsp/q6audio-v2.h
index 4c9daeb..079d0b1 100644
--- a/include/dsp/q6audio-v2.h
+++ b/include/dsp/q6audio-v2.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2013, 2015, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6common.h b/include/dsp/q6common.h
index 0d270bd..c21ac5c 100644
--- a/include/dsp/q6common.h
+++ b/include/dsp/q6common.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6core.h b/include/dsp/q6core.h
index 5e008e1..61bede7 100644
--- a/include/dsp/q6core.h
+++ b/include/dsp/q6core.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6lsm.h b/include/dsp/q6lsm.h
index c6a0d60..758bba0 100644
--- a/include/dsp/q6lsm.h
+++ b/include/dsp/q6lsm.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/q6voice.h b/include/dsp/q6voice.h
index a674384..1e62124 100644
--- a/include/dsp/q6voice.h
+++ b/include/dsp/q6voice.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/dsp/rtac.h b/include/dsp/rtac.h
index 7a1fed5..1b4541c 100644
--- a/include/dsp/rtac.h
+++ b/include/dsp/rtac.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2011, 2013-2015, 2017-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/ipc/apr.h b/include/ipc/apr.h
index 4e29b02..79d87dc 100644
--- a/include/ipc/apr.h
+++ b/include/ipc/apr.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2010-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/include/ipc/apr_tal.h b/include/ipc/apr_tal.h
index 9e412e5..6a4fbdf 100644
--- a/include/ipc/apr_tal.h
+++ b/include/ipc/apr_tal.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2010-2011, 2016-2018 The Linux Foundation. All rights reserved.
  */
diff --git a/include/ipc/apr_us.h b/include/ipc/apr_us.h
index ea9a275..27075ef 100644
--- a/include/ipc/apr_us.h
+++ b/include/ipc/apr_us.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2011-2014, The Linux Foundation. All rights reserved.
  */
diff --git a/include/soc/snd_event.h b/include/soc/snd_event.h
index 8359411..ec92a68 100644
--- a/include/soc/snd_event.h
+++ b/include/soc/snd_event.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/soc/soundwire.h b/include/soc/soundwire.h
index daacb7a..bfd77c3 100644
--- a/include/soc/soundwire.h
+++ b/include/soc/soundwire.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/include/soc/swr-wcd.h b/include/soc/swr-wcd.h
index 93c5ffd..0f17625 100644
--- a/include/soc/swr-wcd.h
+++ b/include/soc/swr-wcd.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015, 2017-2018 The Linux Foundation. All rights reserved.
  */
diff --git a/include/uapi/linux/msm_audio.h b/include/uapi/linux/msm_audio.h
index 171d5b3..21ded04 100644
--- a/include/uapi/linux/msm_audio.h
+++ b/include/uapi/linux/msm_audio.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *
  * Copyright (C) 2008 Google, Inc.
diff --git a/ipc/apr.c b/ipc/apr.c
index 573d52d..d3ee38e 100644
--- a/ipc/apr.c
+++ b/ipc/apr.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2010-2014, 2016-2018 The Linux Foundation. All rights reserved.
  */
diff --git a/ipc/apr_tal_rpmsg.c b/ipc/apr_tal_rpmsg.c
index a4175b4..723de56 100644
--- a/ipc/apr_tal_rpmsg.c
+++ b/ipc/apr_tal_rpmsg.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2017-2018 The Linux Foundation. All rights reserved.
  */
diff --git a/ipc/apr_v2.c b/ipc/apr_v2.c
index f74218e..d748a5e 100644
--- a/ipc/apr_v2.c
+++ b/ipc/apr_v2.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/ipc/apr_v3.c b/ipc/apr_v3.c
index a2df4d8..7bf4774 100644
--- a/ipc/apr_v3.c
+++ b/ipc/apr_v3.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
  */
diff --git a/ipc/wcd-dsp-glink.c b/ipc/wcd-dsp-glink.c
index 455a348..8cfcba9 100644
--- a/ipc/wcd-dsp-glink.c
+++ b/ipc/wcd-dsp-glink.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/pinctrl-lpi.c b/soc/pinctrl-lpi.c
index 91a0bce..4212816 100644
--- a/soc/pinctrl-lpi.c
+++ b/soc/pinctrl-lpi.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/pinctrl-wcd.c b/soc/pinctrl-wcd.c
index 8dc97bd..d02fdc0 100644
--- a/soc/pinctrl-wcd.c
+++ b/soc/pinctrl-wcd.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/regmap-swr.c b/soc/regmap-swr.c
index 7f00aab..4d8fbb8 100644
--- a/soc/regmap-swr.c
+++ b/soc/regmap-swr.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/snd_event.c b/soc/snd_event.c
index f8bffb8..ace76b2 100644
--- a/soc/snd_event.c
+++ b/soc/snd_event.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/soundwire.c b/soc/soundwire.c
index bd91caf..ef51e16 100644
--- a/soc/soundwire.c
+++ b/soc/soundwire.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/swr-mstr-ctrl.c b/soc/swr-mstr-ctrl.c
index 7fa0737..b6a459e 100644
--- a/soc/swr-mstr-ctrl.c
+++ b/soc/swr-mstr-ctrl.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/swr-mstr-ctrl.h b/soc/swr-mstr-ctrl.h
index 085a065..13b85f4 100644
--- a/soc/swr-mstr-ctrl.h
+++ b/soc/swr-mstr-ctrl.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/swr-wcd-ctrl.c b/soc/swr-wcd-ctrl.c
index ed410fd..4a41bd7 100644
--- a/soc/swr-wcd-ctrl.c
+++ b/soc/swr-wcd-ctrl.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
 
diff --git a/soc/swr-wcd-ctrl.h b/soc/swr-wcd-ctrl.h
index 23b4434..20baa5a 100644
--- a/soc/swr-wcd-ctrl.h
+++ b/soc/swr-wcd-ctrl.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
  */
diff --git a/soc/swrm_port_config.h b/soc/swrm_port_config.h
index 8c29032..5c6870b 100644
--- a/soc/swrm_port_config.h
+++ b/soc/swrm_port_config.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2018 The Linux Foundation. All rights reserved.
  */
diff --git a/soc/swrm_registers.h b/soc/swrm_registers.h
index c8ec2a3..c53d37b 100644
--- a/soc/swrm_registers.h
+++ b/soc/swrm_registers.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2015, 2018 The Linux Foundation. All rights reserved.
  */