Add three required properties about the address mapping, including '#address-cells', '#size-cells' and 'ranges' Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- v2: add Reviewed-by Rob --- Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt index a859b0db4051..dd75b676b71d 100644 --- a/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt +++ b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt @@ -14,6 +14,16 @@ Required properties (controller (parent) node): make use of "mediatek,generic-tphy-v1" on mt2701 instead and "mediatek,generic-tphy-v2" on mt2712 instead. +- #address-cells: the number of cells used to represent physical + base addresses. +- #size-cells: the number of cells used to represent the size of an address. +- ranges: the address mapping relationship to the parent, defined with + - empty value: if optional 'reg' is used. + - non-empty value: if optional 'reg' is not used. should set + the child's base address to 0, the physical address + within parent's address space, and the length of + the address map. + Required nodes : a sub-node is required for each port the controller provides. Address range information including the usual 'reg' property is used inside these nodes to describe -- 2.23.0
