On Thu, Nov 30, 2023 at 11:01:26AM +0530, Anand Moon wrote: > Add the binding example for the USB3.1 Genesys Logic GL3523 > integrates with USB 3.1 Gen 1 Super Speed and USB 2.0 High-Speed > hub. > > For onboard hub controllers that support USB 3.x and USB 2.0 hubs > with shared resets and power supplies, this property is used to identify > the hubs with which these are shared. > > [Conor Dooley: upgrade peer-hub description] This should not be in the commit message. Otherwise, Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> Cheers, Conor. > Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx> > --- > v5: upgrade peer-hub description : Conor Dooley > [0] https://www.genesyslogic.com.tw/en/product_view.php?show=67 [Block Diagram] > v4: Fix the description of peer-hub and update the commit message. > Schematics of the Odroid N2+ > https://dn.odroid.com/S922X/ODROID-N2/Schematic/odroid-n2_rev0.6_20210121.pdf > V3: fix the dt_binding_check error, added new example for Genesys GL3523 > v2: added Genesys GL3523 binding > v1: none > --- > .../bindings/usb/genesys,gl850g.yaml | 65 +++++++++++++++++-- > 1 file changed, 61 insertions(+), 4 deletions(-) > > diff --git a/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml b/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml > index ee08b9c3721f..499192ea4074 100644 > --- a/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml > +++ b/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml > @@ -9,9 +9,6 @@ title: Genesys Logic USB hub controller > maintainers: > - Icenowy Zheng <uwu@xxxxxxxxxx> > > -allOf: > - - $ref: usb-device.yaml# > - > properties: > compatible: > enum: > @@ -27,12 +24,46 @@ properties: > > vdd-supply: > description: > - the regulator that provides 3.3V core power to the hub. > + phandle to the regulator that provides power to the hub. > + > + peer-hub: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: > + For onboard hub controllers that support USB 3.x and USB 2.0 hubs > + with shared resets and power supplies, this property is used to identify > + the hubs with which these are shared. > > required: > - compatible > - reg > > +allOf: > + - $ref: usb-device.yaml# > + - if: > + properties: > + compatible: > + contains: > + enum: > + - usb5e3,608 > + then: > + properties: > + peer-hub: false > + vdd-supply: false > + reset-gpios: true > + > + - if: > + properties: > + compatible: > + contains: > + enum: > + - usb5e3,610 > + - usb5e3,620 > + then: > + properties: > + peer-hub: true > + vdd-supply: true > + reset-gpios: true > + > additionalProperties: false > > examples: > @@ -49,3 +80,29 @@ examples: > reset-gpios = <&pio 7 2 GPIO_ACTIVE_LOW>; > }; > }; > + > + - | > + #include <dt-bindings/gpio/gpio.h> > + usb { > + dr_mode = "host"; > + #address-cells = <1>; > + #size-cells = <0>; > + > + /* 2.0 hub on port 1 */ > + hub_2_0: hub@1 { > + compatible = "usb5e3,610"; > + reg = <1>; > + peer-hub = <&hub_3_0>; > + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; > + vdd-supply = <&vcc_5v>; > + }; > + > + /* 3.1 hub on port 4 */ > + hub_3_0: hub@2 { > + compatible = "usb5e3,620"; > + reg = <2>; > + peer-hub = <&hub_2_0>; > + reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; > + vdd-supply = <&vcc_5v>; > + }; > + }; > -- > 2.42.0 >
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