From: Sean Wang <sean.wang@mediatek.com>

Update binding document with adding operating-points-v2 as the required
property and the cooling level as the optional properties and adding more
examples guiding people how to use MediaTek cpufreq driver for MediaTek
SoCs.

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
 .../bindings/cpufreq/cpufreq-mediatek.txt          | 170 ++++++++++++++++++++-
 1 file changed, 167 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-mediatek.txt b/Documentation/devicetree/bindings/cpufreq/cpufreq-mediatek.txt
index 52b457c..e919ca7 100644
--- a/Documentation/devicetree/bindings/cpufreq/cpufreq-mediatek.txt
+++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-mediatek.txt

@@ -1,4 +1,5 @@
-Device Tree Clock bindins for CPU DVFS of Mediatek MT8173 SoC
+Binding for MediaTek's CPUFreq driver
+=====================================
 
 Required properties:
 - clocks: A list of phandle + clock-specifier pairs for the clocks listed in clock names.

@@ -9,6 +10,8 @@ Required properties:
 			  transition and not stable yet.
 	Please refer to Documentation/devicetree/bindings/clk/clock-bindings.txt for
 	generic clock consumer properties.
+- operating-points-v2: Pleaser refer to Documentation/devicetree/bindings/opp/opp.txt