From patchwork Thu Jun 2 06:48:09 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wang X-Patchwork-Id: 9149273 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C088460467 for ; Thu, 2 Jun 2016 06:48:52 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B360A2654B for ; Thu, 2 Jun 2016 06:48:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A7E9328236; Thu, 2 Jun 2016 06:48:52 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, URIBL_BLACK autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6A5132654B for ; Thu, 2 Jun 2016 06:48:52 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b8MR2-0000QW-5z; Thu, 02 Jun 2016 06:48:52 +0000 Received: from regular1.263xmail.com ([211.150.99.132]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b8MQz-0000It-Q1 for linux-rockchip@lists.infradead.org; Thu, 02 Jun 2016 06:48:50 +0000 Received: from frank.wang?rock-chips.com (unknown [192.168.167.233]) by regular1.263xmail.com (Postfix) with SMTP id 5ADAE95EE; Thu, 2 Jun 2016 14:48:23 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 182A43B1A; Thu, 2 Jun 2016 14:48:19 +0800 (CST) X-RL-SENDER: frank.wang@rock-chips.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: frank.wang@rock-chips.com X-UNIQUE-TAG: <48d6c806d10d78ead5195bcd6850c6f3> X-ATTACHMENT-NUM: 0 X-SENDER: wmc@rock-chips.com X-DNS-TYPE: 0 Received: from unknown (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith SMTP id 58587A2CMQ; Thu, 02 Jun 2016 14:48:22 +0800 (CST) From: Frank Wang To: heiko@sntech.de, dianders@chromium.org, kishon@ti.com, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org Subject: [PATCH v2 1/2] Documentation: bindings: add DT documentation for Rockchip USB2PHY Date: Thu, 2 Jun 2016 14:48:09 +0800 Message-Id: <1464850090-99371-2-git-send-email-frank.wang@rock-chips.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1464850090-99371-1-git-send-email-frank.wang@rock-chips.com> References: <1464850090-99371-1-git-send-email-frank.wang@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160601_234850_310597_35CCEC98 X-CRM114-Status: UNSURE ( 9.17 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: huangtao@rock-chips.com, devicetree@vger.kernel.org, xzy.xu@rock-chips.com, frank.wang@rock-chips.com, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, kever.yang@rock-chips.com, linux-rockchip@lists.infradead.org, william.wu@rock-chips.com, jwerner@chromium.org MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Frank Wang --- Changes in v2: - Changed vbus_host optional property from gpio to regulator. - Specified vbus_otg-supply optional property. - Specified otg_id and otg_bvalid property. .../bindings/phy/phy-rockchip-inno-usb2.txt | 55 ++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt new file mode 100644 index 0000000..132e707 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt @@ -0,0 +1,55 @@ +ROCKCHIP USB2.0 PHY WITH INNO IP BLOCK + +Required properties (phy (parent) node): + - compatible : should contain: + * "rockchip,rk3366-usb2phy" + * "rockchip,rk3399-usb2phy" + - #clock-cells : should be 0. + - clock-names : specify the 480m output clk name. + +Optional properties: + - vbus_host-supply : phandle to a regulator that supplies host vbus. + - vbus_otg-supply : phandle to a regulator that supplies otg vbus. + +Required nodes : a sub-node is required for each port the phy provides. + The sub-node name is used to identify host or otg port. + +Required properties (port (child) node): + - #phy-cells : must be 0. See ./phy-bindings.txt for details. + - interrupts : specify an interrupt for each entry in interrupt-names. + - interrupt-names : a list which shall be the following entries: + * "otg_id" : for the otg id interrupt. + * "otg_bvalid" : for the otg vbus interrupt. + * "linestate" : for the host or otg linestate interrupt. + +Example: + +grf: syscon@ff770000 { + compatible = "rockchip,rk3366-grf", "syscon", "simple-mfd"; + #address-cells = <1>; + #size-cells = <1>; + +... + + u2phy: usb2-phy { + compatible = "rockchip,rk3366-usb2phy"; + #clock-cells = <0>; + clock-output-names = "sclk_otgphy0_480m"; + + u2phy_otg: otg-port { + #phy-cells = <0>; + interrupts = , + , + ; + interrupt-names = "otg_id", "otg_bvalid", "linestate"; + status = "okay"; + }; + + u2phy_host: host-port { + #phy-cells = <0>; + interrupts = ; + interrupt-names = "linestate"; + status = "okay"; + }; + }; +};