[PATCH 01/12] Documentation: add Linux PCI to Sphinx TOC tree

[Changbin Du <changbin.du@xxxxxxxxx>]

Add a index.rst for PCI subsystem. More docs will be added later.

Signed-off-by: Changbin Du <changbin.du@xxxxxxxxx>
---
 Documentation/PCI/index.rst | 8 ++++++++
 Documentation/index.rst     | 1 +
 2 files changed, 9 insertions(+)
 create mode 100644 Documentation/PCI/index.rst

diff --git a/Documentation/PCI/index.rst b/Documentation/PCI/index.rst
new file mode 100644
index 000000000000..11096447f535
--- /dev/null
+++ b/Documentation/PCI/index.rst
@@ -0,0 +1,8 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+=======================
+Linux PCI Bus Subsystem
+=======================
+
+.. toctree::
+   :maxdepth: 2
diff --git a/Documentation/index.rst b/Documentation/index.rst
index e3aa28275894..35fc03526b3b 100644
--- a/Documentation/index.rst
+++ b/Documentation/index.rst
@@ -91,6 +91,7 @@ needed).
    vm/index
    bpf/index
    acpi/index
+   PCI/index
    misc-devices/index
 
 Architecture-specific documentation
-- 
2.20.1