From patchwork Tue May 31 06:40:10 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wang X-Patchwork-Id: 9143607 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 1462E60757 for ; Tue, 31 May 2016 06:40:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0531E27DA9 for ; Tue, 31 May 2016 06:40:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EB965281ED; Tue, 31 May 2016 06:40:57 +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=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham 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 38CD327DA9 for ; Tue, 31 May 2016 06:40:57 +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 1b7dMF-0003an-4n; Tue, 31 May 2016 06:40:55 +0000 Received: from regular1.263xmail.com ([211.150.99.137]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b7dMB-0003G0-A7 for linux-rockchip@lists.infradead.org; Tue, 31 May 2016 06:40:53 +0000 Received: from frank.wang?rock-chips.com (unknown [192.168.167.130]) by regular1.263xmail.com (Postfix) with SMTP id 5182CDAC4; Tue, 31 May 2016 14:40:24 +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 0DDA82E2F; Tue, 31 May 2016 14:40:21 +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: <43a4e47d214c1db26c887d4f74824e7e> 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 8947G37VQY; Tue, 31 May 2016 14:40:23 +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 1/2] Documentation: bindings: add DT documentation for Rockchip USB2PHY Date: Tue, 31 May 2016 14:40:10 +0800 Message-Id: <1464676811-7418-2-git-send-email-frank.wang@rock-chips.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1464676811-7418-1-git-send-email-frank.wang@rock-chips.com> References: <1464676811-7418-1-git-send-email-frank.wang@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160530_234051_915806_892935B9 X-CRM114-Status: UNSURE ( 9.66 ) 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, Frank Wang , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, kever.yang@rock-chips.com, linux-rockchip@lists.infradead.org, frank.wang@rock-chips.com.org, william.wu@rock-chips.com 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 --- .../bindings/phy/phy-rockchip-inno-usb2.txt | 48 ++++++++++++++++++++ 1 file changed, 48 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..4e537b2 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt @@ -0,0 +1,48 @@ +ROCKCHIP USB2.0 PHY WITH INNO IP BLOCK + +Required properties (phy (parent) node): + - compatible: should contain: + * "rockchip,rk3366-usb2phy" + - #clock-cells: should be 0. + - clock-names: specify the 480m output clk name. + +Optional properties: + - vbus_host-gpio: pull gpio high/low to control the host vbus power. + +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: irq number for host/otg port. + - interrupt-names: interrupt name, in line with irq number. + +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 = "linestate"; + status = "okay"; + }; + + u2phy_host: host-port { + #phy-cells = <0>; + interrupts = ; + interrupt-names = "linestate"; + status = "okay"; + }; + }; +};