soc: rockchip: Add system monitor driver

Change-Id: Ie5aef98acf6bcbaf319d75a9b34dd834e25a1d32
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/soc/rockchip/rockchip_system_monitor.txt b/Documentation/devicetree/bindings/soc/rockchip/rockchip_system_monitor.txt
new file mode 100644
index 000000000000..2f97e5b4cde0
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/rockchip/rockchip_system_monitor.txt
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+Rockchip system monitor device tree bindings
+----------------------------------
+
+Required properties:
+- compatible: Should be one of the following.
+ - "rockchip,system-monitor"
+
+Optional properties:
+- rockchip,video-4k-offline-cpus: A string containing cpus which will be killed
+			when play 4k video.
+
+Example:
+
+system-monitor {
+	compatible = "rockchip,system-monitor";
+
+	rockchip,video-4k-offline-cpus = "2-3";
+};