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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2360FC433EF for ; Fri, 12 Nov 2021 22:47:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F69E60F4B for ; Fri, 12 Nov 2021 22:47:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232129AbhKLWuZ (ORCPT ); Fri, 12 Nov 2021 17:50:25 -0500 Received: from mail-oi1-f181.google.com ([209.85.167.181]:36801 "EHLO mail-oi1-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233706AbhKLWuY (ORCPT ); Fri, 12 Nov 2021 17:50:24 -0500 Received: by mail-oi1-f181.google.com with SMTP id q124so20618146oig.3; Fri, 12 Nov 2021 14:47:33 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=eTgYIwFl7GF+A0xd5CEjA8jObkWvFKBdWdtM1OplMAk=; b=HuqQpyBTYXyuSaF8YVnRWM++N7szW4l3MB1bes+OVrFEocSAsz1lU/erpA0piqbvkP 3UuO/torRkoyNZbGGnU9JeZ5bfepIckx2l+wX9xsh706f218i+mrUDtKi6Cc/iYgm9u3 xEOWm7iz3QH7bemlkvrTMg5/yN16LHgn6tQj+FWMpINEhhS8gbBRbZwYR1PTNYW+pdkO SS65cFlaCuZ+eXmaOYgq9Jzd6Y8+cmwBYqvuQtN5dkVmgVZKnPMLoOlE6ha1HMQw3PfJ FpYW9sxQnV3HfiOaf2bZWE/JbqSxgcH58nMziRquc8DBB0HP+2ReEVWwpyXKrBNHh5EG w7Yg== X-Gm-Message-State: AOAM533bUhOFh3LCVN8D/ZfZnwD1AuH3AOoKatUuI5rEMQRZMiZbx8FM 5Hbg7/uz22FOZHmRMMuxWA== X-Google-Smtp-Source: ABdhPJzlBn+pD0U4Zhwhz6Gm3eIJmgaSk0lHB4+hwpApwDna/3XgUoc7EKD+wzRzaz3mwfUrIHHlSA== X-Received: by 2002:a54:4482:: with SMTP id v2mr15664977oiv.61.1636757252741; Fri, 12 Nov 2021 14:47:32 -0800 (PST) Received: from robh.at.kernel.org (66-90-148-213.dyn.grandenetworks.net. [66.90.148.213]) by smtp.gmail.com with ESMTPSA id d25sm1524640oti.9.2021.11.12.14.47.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Nov 2021 14:47:32 -0800 (PST) Received: (nullmailer pid 3517647 invoked by uid 1000); Fri, 12 Nov 2021 22:47:31 -0000 Date: Fri, 12 Nov 2021 16:47:31 -0600 From: Rob Herring To: Sandeep Maheswaram Cc: Andy Gross , Bjorn Andersson , Greg Kroah-Hartman , Felipe Balbi , Stephen Boyd , Doug Anderson , Matthias Kaehlcke , Mathias Nyman , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, quic_pkondeti@quicinc.com, quic_ppratap@quicinc.com Subject: Re: [PATCH v2 1/3] dt-bindings: usb: usb-xhci: Add bindings for usb-skip-phy-init property Message-ID: References: <1636353710-25582-1-git-send-email-quic_c_sanm@quicinc.com> <1636353710-25582-2-git-send-email-quic_c_sanm@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1636353710-25582-2-git-send-email-quic_c_sanm@quicinc.com> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Mon, Nov 08, 2021 at 12:11:48PM +0530, Sandeep Maheswaram wrote: > Adding bindings for usb-skip-phy-init property. > Runtime suspend of phy drivers was failing from DWC3 driver as > runtime usage value is 2 because the phy is initialized from > DWC3 core and HCD core. > Some controllers like DWC3 and CDNS3 manage phy in their core drivers. > This property can be set to avoid phy initialization in HCD core. You already know if you have a DWC3 and CDNS3 controller, so you don't need more data in DT. > > Signed-off-by: Sandeep Maheswaram > --- > Documentation/devicetree/bindings/usb/usb-xhci.yaml | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.yaml b/Documentation/devicetree/bindings/usb/usb-xhci.yaml > index 965f87f..a64d29f 100644 > --- a/Documentation/devicetree/bindings/usb/usb-xhci.yaml > +++ b/Documentation/devicetree/bindings/usb/usb-xhci.yaml > @@ -25,6 +25,10 @@ properties: > description: Set if the controller has broken port disable mechanism > type: boolean > > + usb-skip-phy-init: > + description: Set if the phy initialization is managed by controller > + type: boolean > + > imod-interval-ns: > description: Interrupt moderation interval > default: 5000 > -- > 2.7.4 > >