board: rockchip: add support for Qnap TS433 devices
The Qnap TS433 is a 4-bay NAS based around the RK3568.
Two SATA bays are connected to the RK3568's own SATA controllers while
the other two are connected to a JMicron SATA controller living on the
PCIe bus.
It provides one 2.5Gb and one 1Gb ethernet port as well as 3 usb ports.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/doc/board/qnap/index.rst b/doc/board/qnap/index.rst
new file mode 100644
index 0000000..652ea11
--- /dev/null
+++ b/doc/board/qnap/index.rst
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+.. SPDX-License-Identifier: GPL-2.0+
+
+Qnap
+====
+
+.. toctree::
+ :maxdepth: 2
+
+ ts433.rst