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Thu, 09 Dec 2021 15:04:48 -0800 (PST) Date: Thu, 9 Dec 2021 15:04:42 -0800 From: Benson Leung To: Prashant Malani Cc: linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Alexandru M Stan , Benson Leung , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "moderated list:ARM/Mediatek SoC support" , Matthias Brugger , Rob Herring Subject: Re: [PATCH v2] arm64: dts: mt8183: kukui: Add Type C node Message-ID: References: <20211209195112.366176-1-pmalani@chromium.org> MIME-Version: 1.0 In-Reply-To: <20211209195112.366176-1-pmalani@chromium.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211209_150452_209583_589642EE X-CRM114-Status: GOOD ( 17.70 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============4347349011942821829==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============4347349011942821829== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="h0DgCffirGSPqlD0" Content-Disposition: inline --h0DgCffirGSPqlD0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Dec 09, 2021 at 11:51:12AM -0800, Prashant Malani wrote: > Add a node describing the USB Type C connector, in order to utilize the > Chromium OS USB Type-C driver that enumerates Type-C ports and connected > cables/peripherals and makes them visible to userspace. >=20 > Cc: Alexandru M Stan > Cc: Benson Leung > Signed-off-by: Prashant Malani Reviewed-by: Benson Leung > --- >=20 > Changes in v2: > - Alexandru mentioned that HW specs suggest preferred power role for > devices like kukui to be sink, so changed try-power-role to "sink". >=20 > arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) >=20 > diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/= boot/dts/mediatek/mt8183-kukui.dtsi > index 94c13c459194..0f9480f91261 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi > @@ -886,6 +886,20 @@ usbc_extcon: extcon0 { > cbas { > compatible =3D "google,cros-cbas"; > }; > + > + typec { > + compatible =3D "google,cros-ec-typec"; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + > + usb_c0: connector@0 { > + compatible =3D "usb-c-connector"; > + reg =3D <0>; > + power-role =3D "dual"; > + data-role =3D "host"; > + try-power-role =3D "sink"; > + }; > + }; > }; > }; > =20 > --=20 > 2.34.1.173.g76aa8bc2d0-goog >=20 --=20 Benson Leung Staff Software Engineer Chrome OS Kernel Google Inc. bleung@google.com Chromium OS Project bleung@chromium.org --h0DgCffirGSPqlD0 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQQCtZK6p/AktxXfkOlzbaomhzOwwgUCYbKLigAKCRBzbaomhzOw wgTfAP0UKw0CIZnkq7XRxizWU1ISWsbA7Fg4wi8F3FRlEtjalgD/RnGrQZDBRr7E LnQC2+PGRByTSZwMCNTeptgTOh+8IAA= =fRVO -----END PGP SIGNATURE----- --h0DgCffirGSPqlD0-- --===============4347349011942821829== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============4347349011942821829==--