From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2EA00CCF9E0 for ; Fri, 24 Oct 2025 16:52:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0cw+o/adxZ1OQUe4ju5FIcmtrobfTztXH9YL1mh9xmQ=; b=hy+OGCoBa18WlzKJZrdnf8N1gx fF3LVI4WzUV9gtWhT2HIZJ3PVlPaEF2Y6G1vkG/T3XwEV/xsOgd5Wk2pSMcWXbPB0tq5bUVKtHKht PQuAfdX2D8xV+P7PnIYcDHVFWmewb26Mffi369rjQVWSJbY3VW99RBaDqUHGpJ2LixBs0ln2fJk27 vt2o2/vIm6K9t1E32VCcbrPeNoJw+fAuX5Qt5BdeZhykwwg5UK0uIz480sZQhWI3axiKd9qMi+tWb Iz6mg+Eo7NhzRLxOvlA+06NHFhgM5d5AfpL2S2BRD01ffMkCP/VzBZD/tUuX9ch1RxJeCuB/x2sNS JLq+Cr5Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vCL1J-0000000A2Pk-3HwI; Fri, 24 Oct 2025 16:52:05 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vCL1J-0000000A2Pe-00st for linux-arm-kernel@lists.infradead.org; Fri, 24 Oct 2025 16:52:05 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 31E2E6035C; Fri, 24 Oct 2025 16:52:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 56878C4CEF1; Fri, 24 Oct 2025 16:52:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1761324723; bh=lgoCh5NfGUWOtbjiChw+bb2GcRy5VqS7KaWQ/o8KLXI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qVBBqno+lUi6yslcWHVf4Vr0KEp50KgDLtx6xiZARKFaq5Pm8J1KyMZfJ7Zn1Q9wb e2hZbvYoclgsVmq/VPppgS/8n6wIUtOeRD51/wGoPvf2SCRqJTADRtr9e17gq2kkbf F3fJ6KnkJBplQT5JW5aK+GjXYmurNcPExJPZ0o5iilCJsAA/JySIDah0V/BOY2LDzC U2ugWTZ+ZBZ+d7QQ9jZUjtN5Ab4ydi6Si5OTCE/tzdfvLH3IWroDSHKZ92Wj6jaK+9 EDFFuj8B/eb9K4fvprVOVAm1mm7qfTEQyNd2nt9wVbbeN+HyHs1FzuYYDKhD1ksJ+e GXMcgJwCe/Kaw== Date: Fri, 24 Oct 2025 17:51:58 +0100 From: Conor Dooley To: Richard Zhu Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, bhelgaas@google.com, frank.li@nxp.com, l.stach@pengutronix.de, lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v8 1/3] dt-bindings: PCI: dwc: Add external reference clock input Message-ID: <20251024-mandolin-starlet-f7cfd8ba4210@spud> References: <20251024024013.775836-1-hongxing.zhu@nxp.com> <20251024024013.775836-2-hongxing.zhu@nxp.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="wn545wI6sdJnFSMd" Content-Disposition: inline In-Reply-To: <20251024024013.775836-2-hongxing.zhu@nxp.com> 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --wn545wI6sdJnFSMd Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Oct 24, 2025 at 10:40:11AM +0800, Richard Zhu wrote: > Add external reference clock input "extref" for a reference clock that > comes from external crystal oscillator. >=20 > Signed-off-by: Richard Zhu > Reviewed-by: Frank Li Acked-by: Conor Dooley pw-bot: not-applicable > --- > .../devicetree/bindings/pci/snps,dw-pcie-common.yaml | 6 ++++++ > 1 file changed, 6 insertions(+) >=20 > diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.ya= ml b/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml > index 34594972d8dbe..0134a759185ec 100644 > --- a/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml > +++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml > @@ -105,6 +105,12 @@ properties: > define it with this name (for instance pipe, core and aux can > be connected to a single source of the periodic signal). > const: ref > + - description: > + Some dwc wrappers (like i.MX95 PCIes) have two reference clo= ck > + inputs, one from an internal PLL, the other from an off-chip= crystal > + oscillator. If present, 'extref' refers to a reference clock= from > + an external oscillator. > + const: extref > - description: > Clock for the PHY registers interface. Originally this is > a PHY-viewport-based interface, but some platform may have > --=20 > 2.37.1 >=20 --wn545wI6sdJnFSMd Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaPuurgAKCRB4tDGHoIJi 0qtfAP9syKT1Z8zD9ng04ytzgsxPxEic8yXDd2w7tDb/8OUUKgEA7ZWAfIKWjjfL CozvH+SLFOAb9sAqsRNoc8HC8+RRngI= =S1Ab -----END PGP SIGNATURE----- --wn545wI6sdJnFSMd--