On 13.01.2024 06:42, Dmitry Baryshkov wrote: > Plug in USB-C related bits and pieces to enable USB role switching and > USB-C orientation handling for the Qualcomm RB2 board. > > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> > --- > arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 62 ++++++++++++++++++++++++++++++++ > arch/arm64/boot/dts/qcom/sm6115.dtsi | 38 ++++++++++++++++++++ > 2 files changed, 100 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts > index 52f31f3166c2..a96e3afb65bc 100644 > --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts > +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts > @@ -6,8 +6,10 @@ > /dts-v1/; > > #include <dt-bindings/leds/common.h> > +#include <dt-bindings/usb/pd.h> > #include "sm4250.dtsi" > #include "pm6125.dtsi" > +#include "pmi632.dtsi" > > / { > model = "Qualcomm Technologies, Inc. QRB4210 RB2"; > @@ -256,6 +258,53 @@ kypd_vol_up_n: kypd-vol-up-n-state { > }; > }; > > +&pmi632_typec { > + status = "okay"; > + > + connector { > + compatible = "usb-c-connector"; > + > + power-role = "dual"; > + data-role = "dual"; > + self-powered; > + > + source-pdos = <PDO_FIXED(5000, 3000, > + PDO_FIXED_DUAL_ROLE | > + PDO_FIXED_USB_COMM | > + PDO_FIXED_DATA_SWAP)>; > + sink-pdos = <PDO_FIXED(5000, 500, > + PDO_FIXED_DUAL_ROLE | > + PDO_FIXED_USB_COMM | > + PDO_FIXED_DATA_SWAP)>; > + op-sink-microwatt = <10000000>; So RB2 can provide 15 watts over the USB-C port, consume 2.5 but requires 10? That doesn't make a whole lot of sense.. Unless I'm reading this wrong.. > +&usb_dwc3 { > + usb-role-switch; Since this is a dual-role controller, I think this could live in the SoC DT > +}; > + > +&usb_dwc3_hs { > + remote-endpoint = <&pmi632_hs_in>; > +}; > + > &usb_hsphy { > vdd-supply = <&vreg_l4a_0p9>; > vdda-pll-supply = <&vreg_l12a_1p8>; > @@ -618,10 +675,15 @@ &usb_hsphy { > &usb_qmpphy { > vdda-phy-supply = <&vreg_l4a_0p9>; > vdda-pll-supply = <&vreg_l12a_1p8>; > + orientation-switch; Similarly, if this doesn't kaboom w/ our implementation too much, the PHY itself has orientation detection capabilities Konrad