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-rw-r--r--dts/Bindings/net/hisilicon-hns-mdio.txt7
1 files changed, 6 insertions, 1 deletions
diff --git a/dts/Bindings/net/hisilicon-hns-mdio.txt b/dts/Bindings/net/hisilicon-hns-mdio.txt
index 9c23fdf250..4a7ede9657 100644
--- a/dts/Bindings/net/hisilicon-hns-mdio.txt
+++ b/dts/Bindings/net/hisilicon-hns-mdio.txt
@@ -1,7 +1,12 @@
Hisilicon MDIO bus controller
Properties:
-- compatible: "hisilicon,mdio","hisilicon,hns-mdio".
+- compatible: can be one of:
+ "hisilicon,hns-mdio"
+ "hisilicon,mdio"
+ "hisilicon,hns-mdio" is recommended to be used for hip05 and later SOCs,
+ while "hisilicon,mdio" is optional for backwards compatibility only on
+ hip04 Soc.
- reg: The base address of the MDIO bus controller register bank.
- #address-cells: Must be <1>.
- #size-cells: Must be <0>. MDIO addresses have no size component.