arch: add SPDX-License-Identifier to all headers

Record GPL-2.0-only as license for all files lacking an explicit license
statement.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Link: https://lore.barebox.org/20220103120539.1730644-9-a.fatoum@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

10 files changed, 19 insertions, 0 deletions

diff --git a/arch/openrisc/boards/generic/config.h b/arch/openrisc/boards/generic/config.h
index f6a054beed..2d836d0063 100644
--- a/arch/openrisc/boards/generic/config.h
+++ b/arch/openrisc/boards/generic/config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 #ifndef _GENERIC_NAMES_H_
 #define _GENERIC_NAMES_H_
 
diff --git a/arch/openrisc/include/asm/bitsperlong.h b/arch/openrisc/include/asm/bitsperlong.h
index 6dc0bb0c13..bf000a04cc 100644
--- a/arch/openrisc/include/asm/bitsperlong.h
+++ b/arch/openrisc/include/asm/bitsperlong.h
@@ -1 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm-generic/bitsperlong.h>
diff --git a/arch/openrisc/include/asm/byteorder.h b/arch/openrisc/include/asm/byteorder.h
index 60d14f7e14..bd60c438a9 100644
--- a/arch/openrisc/include/asm/byteorder.h
+++ b/arch/openrisc/include/asm/byteorder.h
@@ -1 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/byteorder/big_endian.h>
diff --git a/arch/openrisc/include/asm/common.h b/arch/openrisc/include/asm/common.h
index 027dca2d56..06bb4824a2 100644
--- a/arch/openrisc/include/asm/common.h
+++ b/arch/openrisc/include/asm/common.h
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #ifndef _ASM_COMMON_H
 #define __ASM_COMMON_H
 
diff --git a/arch/openrisc/include/asm/linkage.h b/arch/openrisc/include/asm/linkage.h
index dbe4b4e31a..aebd618b27 100644
--- a/arch/openrisc/include/asm/linkage.h
+++ b/arch/openrisc/include/asm/linkage.h
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #ifndef __ASM_LINKAGE_H
 #define __ASM_LINKAGE_H
 
diff --git a/arch/openrisc/include/asm/mmu.h b/arch/openrisc/include/asm/mmu.h
index 95af871420..1c2646ebb3 100644
--- a/arch/openrisc/include/asm/mmu.h
+++ b/arch/openrisc/include/asm/mmu.h
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #ifndef __ASM_MMU_H
 #define __ASM_MMU_H
 
diff --git a/arch/openrisc/include/asm/posix_types.h b/arch/openrisc/include/asm/posix_types.h
index 22cae6230c..feaed42471 100644
--- a/arch/openrisc/include/asm/posix_types.h
+++ b/arch/openrisc/include/asm/posix_types.h
@@ -1 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm-generic/posix_types.h>
diff --git a/arch/openrisc/include/asm/sections.h b/arch/openrisc/include/asm/sections.h
index 2b8c516038..c6dd0eead2 100644
--- a/arch/openrisc/include/asm/sections.h
+++ b/arch/openrisc/include/asm/sections.h
@@ -1 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm-generic/sections.h>
diff --git a/arch/openrisc/include/asm/string.h b/arch/openrisc/include/asm/string.h
index 73e265564a..cfc2ea1f37 100644
--- a/arch/openrisc/include/asm/string.h
+++ b/arch/openrisc/include/asm/string.h
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #ifndef __ASM_OPENRISC_STRING_H
 #define __ASM_OPENRISC_STRING_H
 
diff --git a/arch/openrisc/include/asm/swab.h b/arch/openrisc/include/asm/swab.h
index b07e1d51f1..0b49949db8 100644
--- a/arch/openrisc/include/asm/swab.h
+++ b/arch/openrisc/include/asm/swab.h
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #ifndef _ASM_SWAB_H
 #define _ASM_SWAB_H