sphinx: Add SPDX license headers

SPDX headers have been added to each file, and match the headers used
in the DocBook files.

(From yocto-docs rev: 79dbb0007ae24da4a3689a23e921f2a2638757f7)

Signed-off-by: Nicolas Dechesne <nicolas.dechesne@linaro.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

16 files changed, 32 insertions, 0 deletions

diff --git a/documentation/ref-manual/faq.rst b/documentation/ref-manual/faq.rst
index 6d26537980..d3dac28b0f 100644
--- a/documentation/ref-manual/faq.rst
+++ b/documentation/ref-manual/faq.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ***
 FAQ
 ***
diff --git a/documentation/ref-manual/migration.rst b/documentation/ref-manual/migration.rst
index 6ddfa93833..8a309d003b 100644
--- a/documentation/ref-manual/migration.rst
+++ b/documentation/ref-manual/migration.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ******************************************
 Migrating to a Newer Yocto Project Release
 ******************************************
diff --git a/documentation/ref-manual/ref-classes.rst b/documentation/ref-manual/ref-classes.rst
index 3b6f450fab..fdfd110ae7 100644
--- a/documentation/ref-manual/ref-classes.rst
+++ b/documentation/ref-manual/ref-classes.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 *******
 Classes
 *******
diff --git a/documentation/ref-manual/ref-devtool-reference.rst b/documentation/ref-manual/ref-devtool-reference.rst
index c91ba5bdfa..5bb1a64d99 100644
--- a/documentation/ref-manual/ref-devtool-reference.rst
+++ b/documentation/ref-manual/ref-devtool-reference.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ***************************
 ``devtool`` Quick Reference
 ***************************
diff --git a/documentation/ref-manual/ref-features.rst b/documentation/ref-manual/ref-features.rst
index 1cdf09bfdb..1aa57a27d4 100644
--- a/documentation/ref-manual/ref-features.rst
+++ b/documentation/ref-manual/ref-features.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ********
 Features
 ********
diff --git a/documentation/ref-manual/ref-images.rst b/documentation/ref-manual/ref-images.rst
index 62863b640a..f0f8398338 100644
--- a/documentation/ref-manual/ref-images.rst
+++ b/documentation/ref-manual/ref-images.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ******
 Images
 ******
diff --git a/documentation/ref-manual/ref-kickstart.rst b/documentation/ref-manual/ref-kickstart.rst
index c019406c6b..599e38080c 100644
--- a/documentation/ref-manual/ref-kickstart.rst
+++ b/documentation/ref-manual/ref-kickstart.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 *******************************************
 OpenEmbedded Kickstart (``.wks``) Reference
 *******************************************
diff --git a/documentation/ref-manual/ref-manual.rst b/documentation/ref-manual/ref-manual.rst
index a8433f5817..4ef921fc79 100644
--- a/documentation/ref-manual/ref-manual.rst
+++ b/documentation/ref-manual/ref-manual.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ==============================
 Yocto Project Reference Manual
 ==============================
diff --git a/documentation/ref-manual/ref-qa-checks.rst b/documentation/ref-manual/ref-qa-checks.rst
index a8b9ef60e4..e83fad8e10 100644
--- a/documentation/ref-manual/ref-qa-checks.rst
+++ b/documentation/ref-manual/ref-qa-checks.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 *****************************
 QA Error and Warning Messages
 *****************************
diff --git a/documentation/ref-manual/ref-release-process.rst b/documentation/ref-manual/ref-release-process.rst
index 1c97500d2b..c09fd7a075 100644
--- a/documentation/ref-manual/ref-release-process.rst
+++ b/documentation/ref-manual/ref-release-process.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 *****************************************************
 Yocto Project Releases and the Stable Release Process
 *****************************************************
diff --git a/documentation/ref-manual/ref-structure.rst b/documentation/ref-manual/ref-structure.rst
index 59d8c0d6c4..5e30a08041 100644
--- a/documentation/ref-manual/ref-structure.rst
+++ b/documentation/ref-manual/ref-structure.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 **************************
 Source Directory Structure
 **************************
diff --git a/documentation/ref-manual/ref-system-requirements.rst b/documentation/ref-manual/ref-system-requirements.rst
index ca2744c311..9358a168f1 100644
--- a/documentation/ref-manual/ref-system-requirements.rst
+++ b/documentation/ref-manual/ref-system-requirements.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 *******************
 System Requirements
 *******************
diff --git a/documentation/ref-manual/ref-tasks.rst b/documentation/ref-manual/ref-tasks.rst
index be7db8d4fc..1e4b8197a0 100644
--- a/documentation/ref-manual/ref-tasks.rst
+++ b/documentation/ref-manual/ref-tasks.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 *****
 Tasks
 *****
diff --git a/documentation/ref-manual/ref-terms.rst b/documentation/ref-manual/ref-terms.rst
index 16e0aa7568..27335fb777 100644
--- a/documentation/ref-manual/ref-terms.rst
+++ b/documentation/ref-manual/ref-terms.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 *******************
 Yocto Project Terms
 *******************
diff --git a/documentation/ref-manual/ref-varlocality.rst b/documentation/ref-manual/ref-varlocality.rst
index d98283c6fb..a130945718 100644
--- a/documentation/ref-manual/ref-varlocality.rst
+++ b/documentation/ref-manual/ref-varlocality.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ****************
 Variable Context
 ****************
diff --git a/documentation/ref-manual/resources.rst b/documentation/ref-manual/resources.rst
index 9364ea9a64..0a8811d95d 100644
--- a/documentation/ref-manual/resources.rst
+++ b/documentation/ref-manual/resources.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
 ****************************************
 Contributions and Additional Information
 ****************************************