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 X-Spam-Level: X-Spam-Status: No, score=-14.0 required=3.0 tests=BAYES_00,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95158C433ED for ; Fri, 9 Apr 2021 18:38:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 60C7361104 for ; Fri, 9 Apr 2021 18:38:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234375AbhDISiT (ORCPT ); Fri, 9 Apr 2021 14:38:19 -0400 Received: from mail-ot1-f41.google.com ([209.85.210.41]:40926 "EHLO mail-ot1-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234133AbhDISiT (ORCPT ); Fri, 9 Apr 2021 14:38:19 -0400 Received: by mail-ot1-f41.google.com with SMTP id w31-20020a9d36220000b02901f2cbfc9743so6594326otb.7; Fri, 09 Apr 2021 11:38:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=6WpzY8UUDISV6xZLMz1SDYJJM0LsXpA8karXEZ8KMj0=; b=P2dcIE36auEzIBkSi6i26yPJrvlZK5xe3m4miAEwjABYQT6RSTT/heV8WgCJlM2B29 hwgAR0azNawd7eMmrHqzEJdAHhPWa4HTVeniBISlwO7wDBSeZ5cAnJfQghkSdOLGCAkz TnEnU9Ayqbbr3PuDW+HVkjyfWTXtXJivwNGmwPCH6vgg+sW01qa5jFyv/tQVA7A8VdRL Xnk31If5fREcQx8WexatJ7A95030p+98wyT33yA0+mV+8nVIk9olr85be1fvBG58apB4 uqYeYdXjtLser+k32D8NCl/MGwsk2wxMQt5Q9jnvRPVFZVBTuhfyxg3MN4g+uQv+EkNm X8Mg== X-Gm-Message-State: AOAM533U81V1IaQBd0IWwm+9dyQIt7ziBeo+WFEoXc+CTQLD+HjiUWvP xZvusQmMPsZ23tU5JrBS+g== X-Google-Smtp-Source: ABdhPJzdAr1yBws4pgNus0fHyGlM0zYfP3P4oRkVJuCImaU+OqrhOPcN+nIjqkEmYCoKuO4hM0DnwQ== X-Received: by 2002:a9d:6c52:: with SMTP id g18mr12892485otq.29.1617993485451; Fri, 09 Apr 2021 11:38:05 -0700 (PDT) Received: from robh.at.kernel.org (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.gmail.com with ESMTPSA id m129sm663748oif.34.2021.04.09.11.38.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Apr 2021 11:38:04 -0700 (PDT) Received: (nullmailer pid 3932693 invoked by uid 1000); Fri, 09 Apr 2021 18:38:03 -0000 Date: Fri, 9 Apr 2021 13:38:03 -0500 From: Rob Herring To: Badhri Jagan Sridharan Cc: Guenter Roeck , Heikki Krogerus , Greg Kroah-Hartman , Adam Thomson , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Kyle Tso Subject: Re: [PATCH v2 6/6] Documentation: connector: Add slow-charger-loop definition Message-ID: <20210409183803.GA3928012@robh.at.kernel.org> References: <20210407200723.1914388-1-badhri@google.com> <20210407200723.1914388-6-badhri@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210407200723.1914388-6-badhri@google.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Wed, Apr 07, 2021 at 01:07:23PM -0700, Badhri Jagan Sridharan wrote: > To allow slow charger loops to comply to pSnkStby requirement, > this patch introduces slow-charger-loop which when set makes > the port request PD_P_SNK_STDBY_MW upon entering SNK_DISCOVERY > (instead of 3A or the 1.5A during SNK_DISCOVERY) and the actual > currrent limit after RX of PD_CTRL_PSRDY for PD link or during > SNK_READY for non-pd link. What are 'slow charger loops' and pSnkStby? 'dt-bindings: connector: ...' for the subject. Follow the pattern you see with 'git log --oneline' for a directory. > > Signed-off-by: Badhri Jagan Sridharan > --- > .../devicetree/bindings/connector/usb-connector.yaml | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml b/Documentation/devicetree/bindings/connector/usb-connector.yaml > index b6daedd62516..09ad3ad983a6 100644 > --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml > +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml > @@ -197,6 +197,13 @@ properties: > $ref: /schemas/types.yaml#/definitions/uint32 > enum: [1, 2, 3] > > + slow-charger-loop: > + description: Allows slow charging loops to comply to pSnkStby. When set makes > + the port request pSnkStby(2.5W - 5V@500mA) upon entering SNK_DISCOVERY(instead > + of 3A or the 1.5A during SNK_DISCOVERY) and the actual currrent limit after > + reception of PS_Ready for PD link or during SNK_READY for non-pd link. > + type: boolean > + > required: > - compatible > > -- > 2.31.1.295.g9ea45b61b8-goog >