[PATCH v4 1/6] dt-bindings: Add a binding for Mediatek SCP

[Pi-Hsun Shih <pihsun@chromium.org>]

From: Erin Lo <erin.lo@mediatek.com>

Add a DT binding documentation of SCP for the
MT8183 SoC from Mediatek.

Signed-off-by: Erin Lo <erin.lo@mediatek.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
Changes from v3:
 - No change.

Changes from v2:
 - No change. I realized that for this patch series, there's no need to
   add anything under the mt8183-scp node (neither the mt8183-rpmsg or
   the cros-ec-rpmsg) for them to work, since mt8183-rpmsg is added
   directly as a rproc_subdev by code, and cros-ec-rpmsg is dynamically
   created by SCP name service.

Changes from v1:
 - No change.
---
 .../devicetree/bindings/remoteproc/mtk,scp.txt         | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/remoteproc/mtk,scp.txt

diff --git a/Documentation/devicetree/bindings/remoteproc/mtk,scp.txt b/Documentation/devicetree/bindings/remoteproc/mtk,scp.txt
new file mode 100644
index 00000000000000..b07e5c4ca9af1d
--- /dev/null
+++ b/Documentation/devicetree/bindings/remoteproc/mtk,scp.txt
@@ -0,0 +1,10 @@
+Mediatek SCP Bindings
+----------------------------------------
+
+This binding provides support for ARM Cortex M4 Co-processor found on some
+Mediatek SoCs.
+
+Required properties:
+- compatible		Should be "mediatek,mt8183-scp"
+- clocks		Clock for co-processor (See: ../clock/clock-bindings.txt)
+
-- 
2.20.1.611.gfbb209baf1-goog