On Fri, Mar 21, 2025 at 03:58:46PM +0200, Ivaylo Ivanov wrote: > Document support for Exynos2200. As the USBDRD 3.2 4nm controller > consists of Synopsys eUSB2.0 phy and USBDP/SS combophy, which will > be handled by external drivers, define only the bus clocked used > by the link controller. > > Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx> > --- > .../bindings/phy/samsung,usb3-drd-phy.yaml | 38 +++++++++++++++++-- > 1 file changed, 34 insertions(+), 4 deletions(-) > > diff --git a/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml b/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml > index 16321cdd4..819e4afe6 100644 > --- a/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml > @@ -26,6 +26,7 @@ properties: > compatible: > enum: > - google,gs101-usb31drd-phy > + - samsung,exynos2200-usb32drd-phy > - samsung,exynos5250-usbdrd-phy > - samsung,exynos5420-usbdrd-phy > - samsung,exynos5433-usbdrd-phy > @@ -33,24 +34,32 @@ properties: > - samsung,exynos850-usbdrd-phy > > clocks: > - minItems: 2 > + minItems: 1 > maxItems: 5 > > clock-names: > - minItems: 2 > + minItems: 1 > maxItems: 5 > description: | > - At least two clocks:: > + Typically two clocks:: Don't need double colon. > - Main PHY clock (same as USB DRD controller i.e. DWC3 IP clock), used > for register access. > - PHY reference clock (usually crystal clock), used for PHY operations, > associated by phy name. It is used to determine bit values for clock > settings register. For Exynos5420 this is given as 'sclk_usbphy30' > - in the CMU. > + in the CMU. It's not needed for Exynos2200. > > "#phy-cells": > const: 1 > > + phys: > + maxItems: 1 > + description: > + Phandle to USBDRD-underlying high-speed PHY Drop 'phandle to'. > + > + phy-names: > + const: hs > + > port: > $ref: /schemas/graph.yaml#/properties/port > description: > @@ -137,6 +146,27 @@ allOf: > - vdda-usbdp-supply > - vddh-usbdp-supply > > + - if: > + properties: > + compatible: > + contains: > + enum: > + - samsung,exynos2200-usb32drd-phy > + then: > + properties: > + clocks: > + maxItems: 1 > + clock-names: > + items: > + - const: phy > + reg: > + maxItems: 1 > + reg-names: > + maxItems: 1 > + required: > + - phys > + - phy-names > + > - if: > properties: > compatible: > -- > 2.43.0 >
