From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C56B73A3E75; Tue, 17 Mar 2026 12:55:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773752131; cv=none; b=EQyIpJZeBV7m6sZ20DQ15LIcC1Z4/IahXr0Ly0ezR+fD0mR9vWGM5nKXODmwCLraVb2jQj2c9g3PYRiN6hgQUwX1LgA7tmYMrDoi4o6xVbHGlM+sQ4vKsUAoxm2+6m4vwsCl8k+xqqMEpym4pFFGsf/1SnUhtc1bTVSkp/sva1M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773752131; c=relaxed/simple; bh=JjzTP7hmp1XcE7FvW69lGHkfiLxgys4jXR9NwDPJZHU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=TrsyvtV71wzDY6sBw7IjmIrQcriaAB1QXBZKOXbO2kRNQGPdNIBgmPLP77/OtFrw5RmTeFqOGZ1ejxPM9Yod3HkorqwPDxKdZ+7Pvd9Lx9u2nxNosL8FW7/zx5ejjHfkBZwdll+JAmyWjVGqHucdfl/UCZjRm5r+CZ7FhmwAvcE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=g+p6n/jl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="g+p6n/jl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F9B3C19425; Tue, 17 Mar 2026 12:55:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773752131; bh=JjzTP7hmp1XcE7FvW69lGHkfiLxgys4jXR9NwDPJZHU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=g+p6n/jlYOqTL1GKPlXe3s+fY4jFeIO+PMtxymQ8kOyB4MOY7pNsK/41pb0AkU1kI eHuo1eN6Il+Z7yn2xOVcpip3IKqn6pYPlN2isod5lb+sYPJWt5mmPHzvEidB4JmosI WtHWZNfFzG9WFcm8irnejmYHX3V1/IcJnLkRbs50tzmnq/jNthYGMcspArBxmoCQBX BSe8NkzR4pX/7VmsMBx36/Rwj+tzxREi6pie0juXYfsOhUjDPdGoDCFzL4LFlTZNB7 Mj83zJsmPb/FlrD714JrJ0G2iJWssWHDT50k2wln0tiP7zdL0tQc0tiWKfSjw2SDQU nPQlHQTKAZ6Hg== Date: Tue, 17 Mar 2026 12:55:25 +0000 From: Conor Dooley To: Yixun Lan Cc: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ze Huang , Thinh Nguyen , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Emil Renner Berthing , Junzhong Pan , Inochi Amaoto , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] dt-bindings: usb: dwc3: spacemit: add support for K3 SoC Message-ID: <20260317-shortness-gecko-72f14fbc79f2@spud> References: <20260317-02-k3-usb20-support-v1-0-d89f59062ad4@kernel.org> <20260317-02-k3-usb20-support-v1-1-d89f59062ad4@kernel.org> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="EuN2sbgx2TXCBXAM" Content-Disposition: inline In-Reply-To: <20260317-02-k3-usb20-support-v1-1-d89f59062ad4@kernel.org> --EuN2sbgx2TXCBXAM Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Mar 17, 2026 at 11:53:02AM +0000, Yixun Lan wrote: > Add compatible string for DWC3 USB controller found in SpacemiT K3 SoC. > The USB2.0 host controller in K3 SoC actually use DWC3 IP but only has > USB2.0 functionality, and requires only one USB2.0 PHY connected. >=20 > Explicitly reduce number of phy property to minimal one. Is this valid for the existing compatible, will it work with only one clock? >=20 > Signed-off-by: Yixun Lan > --- > Documentation/devicetree/bindings/usb/spacemit,k1-dwc3.yaml | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) >=20 > diff --git a/Documentation/devicetree/bindings/usb/spacemit,k1-dwc3.yaml = b/Documentation/devicetree/bindings/usb/spacemit,k1-dwc3.yaml > index 0f0b5e061ca1..cc27b363ca79 100644 > --- a/Documentation/devicetree/bindings/usb/spacemit,k1-dwc3.yaml > +++ b/Documentation/devicetree/bindings/usb/spacemit,k1-dwc3.yaml > @@ -27,7 +27,9 @@ allOf: > =20 > properties: > compatible: > - const: spacemit,k1-dwc3 > + enum: > + - spacemit,k1-dwc3 > + - spacemit,k3-dwc3 > =20 > reg: > maxItems: 1 > @@ -42,11 +44,13 @@ properties: > maxItems: 1 > =20 > phys: > + minItems: 1 > items: > - description: phandle to USB2/HS PHY > - description: phandle to USB3/SS PHY > =20 > phy-names: > + minItems: 1 > items: > - const: usb2-phy > - const: usb3-phy >=20 > --=20 > 2.53.0 >=20 --EuN2sbgx2TXCBXAM Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCablPPQAKCRB4tDGHoIJi 0kOzAP9IrBhz/9lUWu6n36ZzFVdy7rbYI2ZzdxCKDRsfR4RKowD/UYnpNrGUAgeX VhlMZkWPWooLosGBq/M0pO1VFGiCvQ8= =DUTM -----END PGP SIGNATURE----- --EuN2sbgx2TXCBXAM--