On Wed, Mar 15, 2023 at 03:04:19AM -0700, Changhuang Liang wrote: > StarFive SoCs like the jh7110 use a MIPI D-PHY RX controller based on > a M31 IP. Add a binding for it. > > Signed-off-by: Changhuang Liang <changhuang.liang@xxxxxxxxxxxxxxxx> > --- > .../bindings/phy/starfive,jh7110-dphy-rx.yaml | 77 +++++++++++++++++++ > 1 file changed, 77 insertions(+) > create mode 100644 Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml > > diff --git a/Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml b/Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml > new file mode 100644 > index 000000000000..b72ac44bc29d > --- /dev/null > +++ b/Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml > @@ -0,0 +1,77 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/phy/starfive,jh7110-dphy-rx.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: StarFive SoC MIPI D-PHY Rx Controller > + > +maintainers: > + - Jack Zhu <jack.zhu@xxxxxxxxxxxxxxxx> > + - Changhuang Liang <changhuang.liang@xxxxxxxxxxxxxxxx> > + > +description: > + The StarFive SoC uses the MIPI CSI D-PHY based on M31 IP to transfer > + CSI camera data. > + > +properties: > + compatible: > + const: starfive,jh7110-dphy-rx > + > + reg: > + maxItems: 1 > + > + clocks: > + items: > + - description: config clock > + - description: reference clock > + - description: escape mode transmit clock > + > + clock-names: > + items: > + - const: cfg > + - const: ref > + - const: tx > + > + resets: > + items: > + - description: DPHY_HW reset > + - description: DPHY_B09_ALWAYS_ON reset > + > + starfive,aon-syscon: > + $ref: /schemas/types.yaml#/definitions/phandle-array > + items: > + - items: > + - description: phandle of AON SYSCON > + - description: register offset > + description: The power of dphy rx is configured by AON SYSCON > + in this property. Sounds like AON SYSCON should be a power-domains provider. Custom phandle links are for things which don't fit standard bindings. > + > + "#phy-cells": > + const: 0 > + > +required: > + - compatible > + - reg > + - clocks > + - clock-names > + - resets > + - starfive,aon-syscon > + - "#phy-cells" > + > +additionalProperties: false > + > +examples: > + - | > + phy@19820000 { > + compatible = "starfive,jh7110-dphy-rx"; > + reg = <0x19820000 0x10000>; > + clocks = <&ispcrg 3>, > + <&ispcrg 4>, > + <&ispcrg 5>; > + clock-names = "cfg", "ref", "tx"; > + resets = <&ispcrg 2>, > + <&ispcrg 3>; > + starfive,aon-syscon = <&aon_syscon 0x00>; > + #phy-cells = <0>; > + }; > -- > 2.25.1 >
