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-rw-r--r--dts/Bindings/devfreq/rk3399_dmc.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/dts/Bindings/devfreq/rk3399_dmc.txt b/dts/Bindings/devfreq/rk3399_dmc.txt
index 0ec68141f8..a10d1f6d85 100644
--- a/dts/Bindings/devfreq/rk3399_dmc.txt
+++ b/dts/Bindings/devfreq/rk3399_dmc.txt
@@ -18,6 +18,8 @@ Optional properties:
format depends on the interrupt controller.
It should be a DCF interrupt. When DDR DVFS finishes
a DCF interrupt is triggered.
+- rockchip,pmu: Phandle to the syscon managing the "PMU general register
+ files".
Following properties relate to DDR timing: