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-rw-r--r--arch/xtensa/Kconfig1
-rw-r--r--arch/xtensa/Kconfig.debug1
-rw-r--r--arch/xtensa/boot/boot-redboot/bootstrap.S1
-rw-r--r--arch/xtensa/boot/dts/csp.dts1
-rw-r--r--arch/xtensa/boot/dts/kc705.dts1
-rw-r--r--arch/xtensa/boot/dts/kc705_nommu.dts1
-rw-r--r--arch/xtensa/boot/dts/lx200mx.dts1
-rw-r--r--arch/xtensa/boot/dts/lx60.dts1
-rw-r--r--arch/xtensa/boot/dts/ml605.dts1
-rw-r--r--arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi1
-rw-r--r--arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi1
-rw-r--r--arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi1
-rw-r--r--arch/xtensa/boot/dts/xtfpga.dtsi1
-rw-r--r--arch/xtensa/boot/lib/Makefile1
-rw-r--r--arch/xtensa/boot/lib/zmem.c1
-rw-r--r--arch/xtensa/include/asm/flat.h1
-rw-r--r--arch/xtensa/include/asm/nommu_context.h1
-rw-r--r--arch/xtensa/include/asm/spinlock_types.h1
-rw-r--r--arch/xtensa/include/asm/unistd.h1
-rw-r--r--arch/xtensa/kernel/Makefile1
-rw-r--r--arch/xtensa/kernel/irq.c1
-rw-r--r--arch/xtensa/mm/mmu.c1
-rw-r--r--arch/xtensa/oprofile/Makefile1
23 files changed, 23 insertions, 0 deletions
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 7ad6d77b2f22..eb1f196c3f6e 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ZONE_DMA
def_bool y
diff --git a/arch/xtensa/Kconfig.debug b/arch/xtensa/Kconfig.debug
index 8430af27de0a..f64c14adadb3 100644
--- a/arch/xtensa/Kconfig.debug
+++ b/arch/xtensa/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/xtensa/boot/boot-redboot/bootstrap.S b/arch/xtensa/boot/boot-redboot/bootstrap.S
index 86c34dbc9cd0..bf7fabe6310d 100644
--- a/arch/xtensa/boot/boot-redboot/bootstrap.S
+++ b/arch/xtensa/boot/boot-redboot/bootstrap.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <variant/core.h>
#include <asm/regs.h>
#include <asm/asmmacro.h>
diff --git a/arch/xtensa/boot/dts/csp.dts b/arch/xtensa/boot/dts/csp.dts
index 4082f26716b9..885495460f7e 100644
--- a/arch/xtensa/boot/dts/csp.dts
+++ b/arch/xtensa/boot/dts/csp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
diff --git a/arch/xtensa/boot/dts/kc705.dts b/arch/xtensa/boot/dts/kc705.dts
index 6106bdc097ad..6887ff090fce 100644
--- a/arch/xtensa/boot/dts/kc705.dts
+++ b/arch/xtensa/boot/dts/kc705.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-128m.dtsi"
diff --git a/arch/xtensa/boot/dts/kc705_nommu.dts b/arch/xtensa/boot/dts/kc705_nommu.dts
index 65f3d741b964..d8e194a0f64e 100644
--- a/arch/xtensa/boot/dts/kc705_nommu.dts
+++ b/arch/xtensa/boot/dts/kc705_nommu.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-128m.dtsi"
diff --git a/arch/xtensa/boot/dts/lx200mx.dts b/arch/xtensa/boot/dts/lx200mx.dts
index 249822b99bd6..974a8d9041b3 100644
--- a/arch/xtensa/boot/dts/lx200mx.dts
+++ b/arch/xtensa/boot/dts/lx200mx.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-16m.dtsi"
diff --git a/arch/xtensa/boot/dts/lx60.dts b/arch/xtensa/boot/dts/lx60.dts
index a0f8b8ad3920..7c203c1c746a 100644
--- a/arch/xtensa/boot/dts/lx60.dts
+++ b/arch/xtensa/boot/dts/lx60.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-4m.dtsi"
diff --git a/arch/xtensa/boot/dts/ml605.dts b/arch/xtensa/boot/dts/ml605.dts
index 905c3a5035e9..08e5c8d47197 100644
--- a/arch/xtensa/boot/dts/ml605.dts
+++ b/arch/xtensa/boot/dts/ml605.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-16m.dtsi"
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
index d3a88e029873..9bf8bad1dd18 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
soc {
flash: flash@00000000 {
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
index 1d97203c18e7..40c2f81f7cb6 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
soc {
flash: flash@08000000 {
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
index d1c621ca8be1..fb8d3a9f33c2 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
soc {
flash: flash@08000000 {
diff --git a/arch/xtensa/boot/dts/xtfpga.dtsi b/arch/xtensa/boot/dts/xtfpga.dtsi
index 91616a9d79df..1090528825ec 100644
--- a/arch/xtensa/boot/dts/xtfpga.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
compatible = "cdns,xtensa-xtfpga";
#address-cells = <1>;
diff --git a/arch/xtensa/boot/lib/Makefile b/arch/xtensa/boot/lib/Makefile
index 6868f2ca6af8..d2a7f48564a4 100644
--- a/arch/xtensa/boot/lib/Makefile
+++ b/arch/xtensa/boot/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for some libs needed by zImage.
#
diff --git a/arch/xtensa/boot/lib/zmem.c b/arch/xtensa/boot/lib/zmem.c
index d9862aa8ca25..e3ecd743c515 100644
--- a/arch/xtensa/boot/lib/zmem.c
+++ b/arch/xtensa/boot/lib/zmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/zlib.h>
/* bits taken from ppc */
diff --git a/arch/xtensa/include/asm/flat.h b/arch/xtensa/include/asm/flat.h
index 60e0d6a45795..b8532d7877b3 100644
--- a/arch/xtensa/include/asm/flat.h
+++ b/arch/xtensa/include/asm/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_XTENSA_FLAT_H
#define __ASM_XTENSA_FLAT_H
diff --git a/arch/xtensa/include/asm/nommu_context.h b/arch/xtensa/include/asm/nommu_context.h
index 22984fd1d846..2cebdbbdb633 100644
--- a/arch/xtensa/include/asm/nommu_context.h
+++ b/arch/xtensa/include/asm/nommu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static inline void init_mmu(void)
{
}
diff --git a/arch/xtensa/include/asm/spinlock_types.h b/arch/xtensa/include/asm/spinlock_types.h
index 7ec5ce10c9e9..bb1fe6c1816e 100644
--- a/arch/xtensa/include/asm/spinlock_types.h
+++ b/arch/xtensa/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_TYPES_H
#define __ASM_SPINLOCK_TYPES_H
diff --git a/arch/xtensa/include/asm/unistd.h b/arch/xtensa/include/asm/unistd.h
index cb4c2ce8d447..ed66db3bc9bb 100644
--- a/arch/xtensa/include/asm/unistd.h
+++ b/arch/xtensa/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XTENSA_UNISTD_H
#define _XTENSA_UNISTD_H
diff --git a/arch/xtensa/kernel/Makefile b/arch/xtensa/kernel/Makefile
index 264fb89c444e..bb8d55775a97 100644
--- a/arch/xtensa/kernel/Makefile
+++ b/arch/xtensa/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/Xtensa kernel.
#
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index 99341028cc77..18e4ef34ac45 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/xtensa/kernel/irq.c
*
diff --git a/arch/xtensa/mm/mmu.c b/arch/xtensa/mm/mmu.c
index abe4513eb0dd..358d748d9083 100644
--- a/arch/xtensa/mm/mmu.c
+++ b/arch/xtensa/mm/mmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xtensa mmu stuff
*
diff --git a/arch/xtensa/oprofile/Makefile b/arch/xtensa/oprofile/Makefile
index 69ffbe80f184..f559b9ffbb3f 100644
--- a/arch/xtensa/oprofile/Makefile
+++ b/arch/xtensa/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \