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-rw-r--r--drivers/w1/Kconfig1
-rw-r--r--drivers/w1/Makefile1
-rw-r--r--drivers/w1/masters/Kconfig1
-rw-r--r--drivers/w1/slaves/Kconfig1
4 files changed, 4 insertions, 0 deletions
diff --git a/drivers/w1/Kconfig b/drivers/w1/Kconfig
index dbb41f45af8a..03dd57581df7 100644
--- a/drivers/w1/Kconfig
+++ b/drivers/w1/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
menuconfig W1
tristate "Dallas's 1-wire support"
depends on HAS_IOMEM
diff --git a/drivers/w1/Makefile b/drivers/w1/Makefile
index 6bb0b54965f2..1ff0d42b7879 100644
--- a/drivers/w1/Makefile
+++ b/drivers/w1/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Dallas's 1-wire bus.
#
diff --git a/drivers/w1/masters/Kconfig b/drivers/w1/masters/Kconfig
index 00827d2897b5..7ae260577901 100644
--- a/drivers/w1/masters/Kconfig
+++ b/drivers/w1/masters/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# 1-wire bus master configuration
#
diff --git a/drivers/w1/slaves/Kconfig b/drivers/w1/slaves/Kconfig
index e22fdeddada1..37aaad26b373 100644
--- a/drivers/w1/slaves/Kconfig
+++ b/drivers/w1/slaves/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# 1-wire slaves configuration
#