From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [v3,1/3] dt-bindings: connector: Add self-powered property From: Badhri Jagan Sridharan Message-Id: <20181001194501.58338-1-badhri@google.com> Date: Mon, 1 Oct 2018 12:44:59 -0700 To: Rob Herring , Mark Rutland , Heikki Krogerus , Greg Kroah-Hartman , Chanwoo Choi , Andrzej Hajda , Li Jun , linux@roeck-us.net, jackp@codeaurora.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Badhri Jagan Sridharan List-ID: RnJvbSBVU0JfUERfUjNfMAo3LjEuNSBSZXNwb25zZSB0byBIYXJkIFJlc2V0cwpEZXZpY2Ugb3Bl cmF0aW9uIGR1cmluZyBhbmQgYWZ0ZXIgYSBIYXJkIFJlc2V0IGlzIGRlZmluZWQgYXMgZm9sbG93 czoKU2VsZi1wb3dlcmVkIGRldmljZXMgU2hvdWxkIE5vdCBkaXNjb25uZWN0IGZyb20gVVNCIGR1 cmluZyBhIEhhcmQgUmVzZXQKKHNlZSBTZWN0aW9uIDkuMS4yKS4KQnVzIHBvd2VyZWQgZGV2aWNl cyB3aWxsIGRpc2Nvbm5lY3QgZnJvbSBVU0IgZHVyaW5nIGEgSGFyZCBSZXNldCBkdWUgdG8gdGhl Cmxvc3Mgb2YgdGhlaXIgcG93ZXIgc291cmNlLgoKVGhlcmVmb3JlIGl0IGlzIG5lY2Vzc2FyeSB0 byBrbm93IHdoZXRoZXIgdGhlIHBvcnQgYmVsb25ncyB0bwphIGRldmljZSB3aGljaCBpcyBzZWxm IHBvd2VyZWQgb3IgYnVzIHBvd2VyZWQuIFRoaXMgY2hhbmdlCmFkZHMgInNlbGYtcG93ZXJlZCIg ZmxhZyB0byB0aGUgY29ubmVjdG9yIGNsYXNzIHdoaWNoIHByZXNlbnQgaW5kaWNhdGVzCnRoYXQg dGhlIHBvcnQgYmVsb25ncyB0byBhIGRldmljZSB0aGF0IGlzIHNlbGYgcG93ZXJlZC4gRWxzZSBp dCBpcwpidXMgcG93ZXJlZCB1c2IgZGV2aWNlLgoKU2lnbmVkLW9mZi1ieTogQmFkaHJpIEphZ2Fu IFNyaWRoYXJhbiA8YmFkaHJpQGdvb2dsZS5jb20+Ci0tLS0tLS0KQ2hhbmdlcyBpcyB2MzoKLSBS ZWJhc2Ugb24gdG9wIG9mIHVzYi1uZXh0Ci0gbm8gY2hhbmdlIHcuci50IHRvIHRoaXMgcGF0Y2gu IFNhbWUgYXMgcHJldmlvdXMgdmVyc2lvbnMuCgpObyB2MiB2ZXJzaW9uIGFzIHRoZSBwYXRjaCB3 YXMgaW50cm9kdWNlZCB0aGVyZS4KLS0tCiBEb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmluZGlu Z3MvY29ubmVjdG9yL3VzYi1jb25uZWN0b3IudHh0IHwgMiArKwogMSBmaWxlIGNoYW5nZWQsIDIg aW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBhL0RvY3VtZW50YXRpb24vZGV2aWNldHJlZS9iaW5k aW5ncy9jb25uZWN0b3IvdXNiLWNvbm5lY3Rvci50eHQgYi9Eb2N1bWVudGF0aW9uL2RldmljZXRy ZWUvYmluZGluZ3MvY29ubmVjdG9yL3VzYi1jb25uZWN0b3IudHh0CmluZGV4IGQ5MGUxN2UyNDI4 Yi4uYTlhMmYyZmM0NGYyIDEwMDY0NAotLS0gYS9Eb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmlu ZGluZ3MvY29ubmVjdG9yL3VzYi1jb25uZWN0b3IudHh0CisrKyBiL0RvY3VtZW50YXRpb24vZGV2 aWNldHJlZS9iaW5kaW5ncy9jb25uZWN0b3IvdXNiLWNvbm5lY3Rvci50eHQKQEAgLTE0LDYgKzE0 LDggQEAgT3B0aW9uYWwgcHJvcGVydGllczoKIC0gbGFiZWw6IHN5bWJvbGljIG5hbWUgZm9yIHRo ZSBjb25uZWN0b3IsCiAtIHR5cGU6IHNpemUgb2YgdGhlIGNvbm5lY3Rvciwgc2hvdWxkIGJlIHNw ZWNpZmllZCBpbiBjYXNlIG9mIFVTQi1BLCBVU0ItQgogICBub24tZnVsbHNpemUgY29ubmVjdG9y czogIm1pbmkiLCAibWljcm8iLgorLSBzZWxmLXBvd2VyZWQ6IFNldCB0aGlzIHByb3BlcnR5IGlm IHRoZSB1c2IgZGV2aWNlIHRoYXQgaGFzIGl0cyBvd24gcG93ZXIKKyAgc291cmNlLgogCiBPcHRp b25hbCBwcm9wZXJ0aWVzIGZvciB1c2ItYy1jb25uZWN0b3I6CiAtIHBvd2VyLXJvbGU6IHNob3Vs ZCBiZSBvbmUgb2YgInNvdXJjZSIsICJzaW5rIiBvciAiZHVhbCIoRFJQKSBpZiB0eXBlYwo= From mboxrd@z Thu Jan 1 00:00:00 1970 From: Badhri Jagan Sridharan Subject: [PATCH v3 1/3] dt-bindings: connector: Add self-powered property Date: Mon, 1 Oct 2018 12:44:59 -0700 Message-ID: <20181001194501.58338-1-badhri@google.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , Mark Rutland , Heikki Krogerus , Greg Kroah-Hartman , Chanwoo Choi , Andrzej Hajda , Li Jun , linux@roeck-us.net, jackp@codeaurora.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Badhri Jagan Sridharan List-Id: devicetree@vger.kernel.org >>From USB_PD_R3_0 7.1.5 Response to Hard Resets Device operation during and after a Hard Reset is defined as follows: Self-powered devices Should Not disconnect from USB during a Hard Reset (see Section 9.1.2). Bus powered devices will disconnect from USB during a Hard Reset due to the loss of their power source. Therefore it is necessary to know whether the port belongs to a device which is self powered or bus powered. This change adds "self-powered" flag to the connector class which present indicates that the port belongs to a device that is self powered. Else it is bus powered usb device. Signed-off-by: Badhri Jagan Sridharan ------- Changes is v3: - Rebase on top of usb-next - no change w.r.t to this patch. Same as previous versions. No v2 version as the patch was introduced there. --- Documentation/devicetree/bindings/connector/usb-connector.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.txt b/Documentation/devicetree/bindings/connector/usb-connector.txt index d90e17e2428b..a9a2f2fc44f2 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.txt +++ b/Documentation/devicetree/bindings/connector/usb-connector.txt @@ -14,6 +14,8 @@ Optional properties: - label: symbolic name for the connector, - type: size of the connector, should be specified in case of USB-A, USB-B non-fullsize connectors: "mini", "micro". +- self-powered: Set this property if the usb device that has its own power + source. Optional properties for usb-c-connector: - power-role: should be one of "source", "sink" or "dual"(DRP) if typec -- 2.19.0.605.g01d371f741-goog 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=-16.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham 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 8EAD3C43143 for ; Mon, 1 Oct 2018 19:45:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4580B208AE for ; Mon, 1 Oct 2018 19:45:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="S0Ix9PzT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4580B208AE Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726344AbeJBCY1 (ORCPT ); Mon, 1 Oct 2018 22:24:27 -0400 Received: from mail-pg1-f201.google.com ([209.85.215.201]:37834 "EHLO mail-pg1-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725994AbeJBCY1 (ORCPT ); Mon, 1 Oct 2018 22:24:27 -0400 Received: by mail-pg1-f201.google.com with SMTP id h37-v6so16818767pgh.4 for ; Mon, 01 Oct 2018 12:45:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=udaP/p7JA9sNL+94no8kNxyGH61VvMpNqCPfAcizEOQ=; b=S0Ix9PzTeTETWVziFDdenMCFKp59d3063s6Q3p66CGtdDDrgLFYv//FBKxq9nreyDs 1DeDB/pGJDG6yFo2WurfoseLp8O5PDdzwDU4GconXQd/IsGVt65+XbELa6+rctijCUQX JVDn91lhYwdBZ9Jy3QJ+FyVlrVGg0gQ2ZWzcouzxsIjO5SGQk0F3BmLaXln8dHrdU+yV F9SVkgm2JpVBD7uQChCMli3fY54JlnZ/7dDj5Tc0380gtFHE84S1LCo0xF0eGqnxbu2f GD+JOPT0lr5LpgOXPmOaChPDL3CpKaFby1NF26+lUhml0hivoW3avhM2xZ9NKCfYDACT yptw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=udaP/p7JA9sNL+94no8kNxyGH61VvMpNqCPfAcizEOQ=; b=AofWm7R20ji31QvRfnESGrrw+K7sbynWsclAOOuIEAZ0T3ooaihvL0Lyd8lNgng6Tp ElAx0N8iytTvsoqHf3zvMXBwnwVg/wQPfdqe1mMkCZ/BRo/4JtOF1QBJMlre0oU6ZILu HZ+Of6YTn5oReJQf7jT6xkZSGVyzw3CBB/gTpISx5YpInV0VCLAJLoS/H0GS3ZYojase 1+VpcKxiyByiyGtwzjdzlphERtWbtsDlxN5I3E3v5AISBSUdFUfTsaotaVBHy1R8HuQA 6AwjlIuP0kZgOpOnigaAoS/2c1DSheSroKU9h/1JfJ2uIwtEb22lIdw2XeVHtljd227x 7GCA== X-Gm-Message-State: ABuFfoj3oSre+B9GU3ATjI7vdb08o4mQ8lZO0LOS3nJksdQHAof3XjIj P3tPmirrv7hnKQSPFwwEVktL9R7h+zU= X-Google-Smtp-Source: ACcGV61R2rvneeiFmOjqbPXQy0Hxj0PyIruH0rAsK13hgcu2ZoZyzVfSvLmOKMua4msck+l210dCjqEWAeY= X-Received: by 2002:a62:ca1a:: with SMTP id n26-v6mr5695133pfg.15.1538423105823; Mon, 01 Oct 2018 12:45:05 -0700 (PDT) Date: Mon, 1 Oct 2018 12:44:59 -0700 Message-Id: <20181001194501.58338-1-badhri@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.19.0.605.g01d371f741-goog Subject: [PATCH v3 1/3] dt-bindings: connector: Add self-powered property From: Badhri Jagan Sridharan To: Rob Herring , Mark Rutland , Heikki Krogerus , Greg Kroah-Hartman , Chanwoo Choi , Andrzej Hajda , Li Jun , linux@roeck-us.net, jackp@codeaurora.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Badhri Jagan Sridharan Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >From USB_PD_R3_0 7.1.5 Response to Hard Resets Device operation during and after a Hard Reset is defined as follows: Self-powered devices Should Not disconnect from USB during a Hard Reset (see Section 9.1.2). Bus powered devices will disconnect from USB during a Hard Reset due to the loss of their power source. Therefore it is necessary to know whether the port belongs to a device which is self powered or bus powered. This change adds "self-powered" flag to the connector class which present indicates that the port belongs to a device that is self powered. Else it is bus powered usb device. Signed-off-by: Badhri Jagan Sridharan ------- Changes is v3: - Rebase on top of usb-next - no change w.r.t to this patch. Same as previous versions. No v2 version as the patch was introduced there. --- Documentation/devicetree/bindings/connector/usb-connector.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.txt b/Documentation/devicetree/bindings/connector/usb-connector.txt index d90e17e2428b..a9a2f2fc44f2 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.txt +++ b/Documentation/devicetree/bindings/connector/usb-connector.txt @@ -14,6 +14,8 @@ Optional properties: - label: symbolic name for the connector, - type: size of the connector, should be specified in case of USB-A, USB-B non-fullsize connectors: "mini", "micro". +- self-powered: Set this property if the usb device that has its own power + source. Optional properties for usb-c-connector: - power-role: should be one of "source", "sink" or "dual"(DRP) if typec -- 2.19.0.605.g01d371f741-goog