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: [v4,3/6] dt-bindings: usb: mtu3: add properties about USB Role Switch From: Chunfeng Yun Message-Id: <1556261237-13823-4-git-send-email-chunfeng.yun@mediatek.com> Date: Fri, 26 Apr 2019 14:47:14 +0800 To: Rob Herring , Greg Kroah-Hartman , Heikki Krogerus Cc: Mark Rutland , Chunfeng Yun , Matthias Brugger , Adam Thomson , Li Jun , Badhri Jagan Sridharan , Hans de Goede , Andy Shevchenko , Min Guo , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Biju Das , Linus Walleij List-ID: Tm93IHRoZSBVU0IgUm9sZSBTd2l0Y2ggaXMgc3VwcG9ydGVkLCBzbyBhZGQgcHJvcGVydGllcyBh Ym91dCBpdAoKU2lnbmVkLW9mZi1ieTogQ2h1bmZlbmcgWXVuIDxjaHVuZmVuZy55dW5AbWVkaWF0 ZWsuY29tPgotLS0KdjQ6IG5vIGNoYW5nZXMKdjM6IG5vIGNoYW5nZXMKCnYyIGNoYW5nZXM6CiAg MS4gZml4IHR5cG8KICAyLiByZWZlciBuZXcgYmluZGluZyBhYm91dCBjb25uZWN0b3IgcHJvcGVy dHkKLS0tCiAuLi4vZGV2aWNldHJlZS9iaW5kaW5ncy91c2IvbWVkaWF0ZWssbXR1My50eHQgICAg ICAgICAgfCAxMCArKysrKysrKy0tCiAxIGZpbGUgY2hhbmdlZCwgOCBpbnNlcnRpb25zKCspLCAy IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL0RvY3VtZW50YXRpb24vZGV2aWNldHJlZS9iaW5k aW5ncy91c2IvbWVkaWF0ZWssbXR1My50eHQgYi9Eb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmlu ZGluZ3MvdXNiL21lZGlhdGVrLG10dTMudHh0CmluZGV4IDMzODJiNWNiNDcxZC4uNmUwMDRjNGE4 OWFmIDEwMDY0NAotLS0gYS9Eb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmluZGluZ3MvdXNiL21l ZGlhdGVrLG10dTMudHh0CisrKyBiL0RvY3VtZW50YXRpb24vZGV2aWNldHJlZS9iaW5kaW5ncy91 c2IvbWVkaWF0ZWssbXR1My50eHQKQEAgLTI3LDcgKzI3LDkgQEAgT3B0aW9uYWwgcHJvcGVydGll czoKICAtIHJhbmdlcyA6IGFsbG93cyB2YWxpZCAxOjEgdHJhbnNsYXRpb24gYmV0d2VlbiBjaGls ZCdzIGFkZHJlc3Mgc3BhY2UgYW5kCiAJcGFyZW50J3MgYWRkcmVzcyBzcGFjZQogIC0gZXh0Y29u IDogZXh0ZXJuYWwgY29ubmVjdG9yIGZvciB2YnVzIGFuZCBpZHBpbiBjaGFuZ2VzIGRldGVjdGlv biwgbmVlZGVkCi0Jd2hlbiBzdXBwb3J0cyBkdWFsLXJvbGUgbW9kZS4KKwl3aGVuIHN1cHBvcnRz IGR1YWwtcm9sZSBtb2RlOyBpdCdzIGNvbnNpZWRlcmVkIHZhbGlkIGZvciBjb21wYXRpYmlsaXR5 CisJcmVhc29ucywgYW5kIG5vdCBhbGxvd2VkIGZvciBuZXcgYmluZGluZ3MsIHVzZSB0aGUgcHJv cGVydHkKKwl1c2Itcm9sZS1zd2l0Y2ggaW5zdGVhZC4KICAtIHZidXMtc3VwcGx5IDogcmVmZXJl bmNlIHRvIHRoZSBWQlVTIHJlZ3VsYXRvciwgbmVlZGVkIHdoZW4gc3VwcG9ydHMKIAlkdWFsLXJv bGUgbW9kZS4KICAtIHBpbmN0cmwtbmFtZXMgOiBhIHBpbmN0cmwgc3RhdGUgbmFtZWQgImRlZmF1 bHQiIGlzIG9wdGlvbmFsLCBhbmQgbmVlZCBiZQpAQCAtMzYsNyArMzgsOCBAQCBPcHRpb25hbCBw cm9wZXJ0aWVzOgogCWlzIG5vdCBzZXQuCiAgLSBwaW5jdHJsLTAgOiBwaW4gY29udHJvbCBncm91 cAogCVNlZTogRG9jdW1lbnRhdGlvbi9kZXZpY2V0cmVlL2JpbmRpbmdzL3BpbmN0cmwvcGluY3Ry bC1iaW5kaW5ncy50eHQKLQorIC0gdXNiLXJvbGUtc3dpdGNoIDogdXNlIFVTQiBSb2xlIFN3aXRj aCB0byBzdXBwb3J0IGR1YWwtcm9sZSBzd2l0Y2gsIGJ1dAorCW5vdCBleHRjb24KICAtIG1heGlt dW0tc3BlZWQgOiB2YWxpZCBhcmd1bWVudHMgYXJlICJzdXBlci1zcGVlZCIsICJoaWdoLXNwZWVk IiBhbmQKIAkiZnVsbC1zcGVlZCI7IHJlZmVyIHRvIHVzYi9nZW5lcmljLnR4dAogIC0gZW5hYmxl LW1hbnVhbC1kcmQgOiBzdXBwb3J0cyBtYW51YWwgZHVhbC1yb2xlIHN3aXRjaCB2aWEgZGVidWdm czsgdXN1YWxseQpAQCAtNjEsNiArNjQsOSBAQCBUaGUgeGhjaSBzaG91bGQgYmUgYWRkZWQgYXMg c3Vibm9kZSB0byBtdHUzIGFzIHNob3duIGluIHRoZSBmb2xsb3dpbmcgZXhhbXBsZQogaWYgaG9z dCBtb2RlIGlzIGVuYWJsZWQuIFRoZSBEVCBiaW5kaW5nIGRldGFpbHMgb2YgeGhjaSBjYW4gYmUg Zm91bmQgaW46CiBEb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmluZGluZ3MvdXNiL21lZGlhdGVr LG10ay14aGNpLnR4dAogCitUaGUgcG9ydCB3b3VsZCBiZSBhZGRlZCBhcyBzdWJub2RlIGlmIHVz ZSB1c2Itcm9sZS1zd2l0Y2ggcHJvcGVydHkKKwlzZWUgZ3JhcGgudHh0CisKIEV4YW1wbGU6CiBz c3VzYjogdXNiQDExMjcxMDAwIHsKIAljb21wYXRpYmxlID0gIm1lZGlhdGVrLG10ODE3My1tdHUz IjsK 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=-8.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT 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 149E8C43219 for ; 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Fri, 26 Apr 2019 14:47:36 +0800 From: Chunfeng Yun To: Rob Herring , Greg Kroah-Hartman , Heikki Krogerus CC: Mark Rutland , Chunfeng Yun , Matthias Brugger , Adam Thomson , Li Jun , Badhri Jagan Sridharan , Hans de Goede , Andy Shevchenko , Min Guo , , , , , , Biju Das , Linus Walleij Subject: [PATCH v4 3/6] dt-bindings: usb: mtu3: add properties about USB Role Switch Date: Fri, 26 Apr 2019 14:47:14 +0800 Message-ID: <1556261237-13823-4-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1556261237-13823-1-git-send-email-chunfeng.yun@mediatek.com> References: <1556261237-13823-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-MTK: N Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Message-ID: <20190426064714.S2D0p3nXtqmtPMc9NZYVFvuMyZ1qh_4O3L_tbSJnkGE@z> Now the USB Role Switch is supported, so add properties about it Signed-off-by: Chunfeng Yun --- v4: no changes v3: no changes v2 changes: 1. fix typo 2. refer new binding about connector property --- .../devicetree/bindings/usb/mediatek,mtu3.txt | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt index 3382b5cb471d..6e004c4a89af 100644 --- a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt +++ b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt @@ -27,7 +27,9 @@ Optional properties: - ranges : allows valid 1:1 translation between child's address space and parent's address space - extcon : external connector for vbus and idpin changes detection, needed - when supports dual-role mode. + when supports dual-role mode; it's consiedered valid for compatibility + reasons, and not allowed for new bindings, use the property + usb-role-switch instead. - vbus-supply : reference to the VBUS regulator, needed when supports dual-role mode. - pinctrl-names : a pinctrl state named "default" is optional, and need be @@ -36,7 +38,8 @@ Optional properties: is not set. - pinctrl-0 : pin control group See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt - + - usb-role-switch : use USB Role Switch to support dual-role switch, but + not extcon - maximum-speed : valid arguments are "super-speed", "high-speed" and "full-speed"; refer to usb/generic.txt - enable-manual-drd : supports manual dual-role switch via debugfs; usually @@ -61,6 +64,9 @@ The xhci should be added as subnode to mtu3 as shown in the following example if host mode is enabled. The DT binding details of xhci can be found in: Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt +The port would be added as subnode if use usb-role-switch property + see graph.txt + Example: ssusb: usb@11271000 { compatible = "mediatek,mt8173-mtu3"; -- 2.21.0