From patchwork Mon Oct 23 11:35:11 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Guo X-Patchwork-Id: 829273 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yLDq96yzPz9t2l for ; Mon, 23 Oct 2017 22:35:33 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751444AbdJWLfb (ORCPT ); Mon, 23 Oct 2017 07:35:31 -0400 Received: from mail.kernel.org ([198.145.29.99]:48288 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751316AbdJWLfa (ORCPT ); Mon, 23 Oct 2017 07:35:30 -0400 Received: from localhost.localdomain (li408-84.members.linode.com [106.187.88.84]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7CED221908; Mon, 23 Oct 2017 11:35:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7CED221908 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=shawnguo@kernel.org From: Shawn Guo To: Kishon Vijay Abraham I Cc: Rob Herring , Pengcheng Li , Jianguo Sun , Jiancheng Xue , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Shawn Guo Subject: [PATCH v2 1/2] dt-bindings: add bindings doc for HiSilicon INNO USB2 PHY Date: Mon, 23 Oct 2017 19:35:11 +0800 Message-Id: <1508758512-22900-2-git-send-email-shawnguo@kernel.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1508758512-22900-1-git-send-email-shawnguo@kernel.org> References: <1508758512-22900-1-git-send-email-shawnguo@kernel.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Pengcheng Li It adds device tree bindings document for HiSilicon INNO USB2 PHY. Signed-off-by: Pengcheng Li Signed-off-by: Jiancheng Xue Signed-off-by: Shawn Guo --- .../devicetree/bindings/phy/phy-hisi-inno-usb2.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt diff --git a/Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt new file mode 100644 index 000000000000..4ef7af24a703 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt @@ -0,0 +1,31 @@ +HiSilicon INNO USB2 PHY + +Required properties: +- compatible: Should be one of the following strings: + "hisilicon,inno-usb2-phy", + "hisilicon,hi3798cv200-usb2-phy". +- #phy-cells: Should be 1. The specifier is the index of the PHY port to + reference. +- hisilicon,peripheral-syscon: The phandle of syscon used to control PHY, + followed by a integer cell which defines the syscon register offset used + to talk to PHY. +- clocks: The phandle and clock specifier pair for reference clock utmi_refclk. +- resets: The list of phandle and reset specifier pairs for each reset signal + in reset-names. +- reset-names: Should contain "power_on", "utmi0" and "utmi1". The "utmi1" + should exist only if the device has two PHY port. + +Refer to phy/phy-bindings.txt for the generic PHY binding properties + +Example: + + usb2_phy1: usb2-phy1 { + compatible = "hisilicon,hi3798cv200-usb2-phy"; + #phy-cells = <1>; + hisilicon,peripheral-syscon = <&peri_ctrl 0x120>; + clocks = <&crg HISTB_USB2_PHY1_REF_CLK>; + resets = <&crg 0xbc 4>, + <&crg 0xbc 8>, + <&crg 0xbc 9>; + reset-names = "power_on", "utmi0", "utmi1"; + };