From patchwork Thu Nov 28 05:09:57 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 11265391 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BFBC417F0 for ; Thu, 28 Nov 2019 05:10:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F5C121775 for ; Thu, 28 Nov 2019 05:10:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="lRoVK5do" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727508AbfK1FKm (ORCPT ); Thu, 28 Nov 2019 00:10:42 -0500 Received: from mail-pg1-f196.google.com ([209.85.215.196]:46804 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726710AbfK1FKJ (ORCPT ); Thu, 28 Nov 2019 00:10:09 -0500 Received: by mail-pg1-f196.google.com with SMTP id k1so3920602pga.13 for ; Wed, 27 Nov 2019 21:10:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=ouUtqJi8LGrm8rrsEkCm6pqbpQoOVXeEx8u8OcmIa0k=; b=lRoVK5doRSRDbRTAAJnPpfGG0jqnYt4E9nzW5oAevteuhSV0bqeuKhhCkEEhImCFaj iwr9QF0pGo8EWPpe8QBpLIhwIZXaOiK0nZsY+KB8MVcuXVYhlkqNqbIDt3ZBsI5KNVUt UtEADqokuYMdxi0rGQ5jhmt+znDOCaTls1MbNSlLRhn8FIbeTwTwafDs9W6OCCvfwczx slgKI+hQCG1Y/fYUBue5N8LhwXugyZD2KXj75N/7pfpvLc54zw0yPbiYLeHOIJTqVy2k kSqvElS17wUi4JCtzv5IG4E3Ecmw18ALYxd6n7VlK35wVwv3LsaGA/emiZca/U72O6p1 pmCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=ouUtqJi8LGrm8rrsEkCm6pqbpQoOVXeEx8u8OcmIa0k=; b=FGVqhN0HQPCOjT3IGLauov74d2rx6V7RfM8Cw3D1BirZI3pGHZgs+tEQGV7Lk1/wmB hKj9dcUldp6upBTw7Vx5WN0kVJHn3N3zOOjSq7PWg8aXevhu8SExrqIlkkihT/ztyd2W WEN02m3xB46F+TpG9vn8c65Df9brHRzksjmibqR5ZsRQSntrIH/VOOgfeRfrq44A+lhS XpbjQTYpNeTsuNEDowu71K99zvpSZRkJqCGIwuCFHvTSFEvKHCHZPjTCYr6cHZvHpnPX yPLaYl7RyOvoPf5L1t5UCdSYeeoY2UVFmiXnLFKoWeE3niY73fVSsWKnkDhukl+SiwT/ /8dA== X-Gm-Message-State: APjAAAXh6VaJg8898rdtUmPU/0ENE7ShTvP78O6IXfXTK2G+FvLdfR0/ Asq6pCX08SjIXAxDlto4TITK7g== X-Google-Smtp-Source: APXvYqw3ZxeK1KWVoQYkQZwW5gUw6ZrpY3pVlZhbG3RaFiSUJyRNEgOJwBNo/d4aRPX19W30JLm64g== X-Received: by 2002:aa7:8b1a:: with SMTP id f26mr29781944pfd.81.1574917808709; Wed, 27 Nov 2019 21:10:08 -0800 (PST) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id j20sm17799838pff.182.2019.11.27.21.10.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Nov 2019 21:10:08 -0800 (PST) From: John Stultz To: lkml Cc: John Stultz , Greg Kroah-Hartman , Rob Herring , Mark Rutland , ShuFan Lee , Heikki Krogerus , Suzuki K Poulose , Chunfeng Yun , Yu Chen , Felipe Balbi , Hans de Goede , Andy Shevchenko , Jun Li , Valentin Schneider , Jack Pham , linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v6 4/8] dt-bindings: usb: dwc3: Allow clock list & resets to be more flexible Date: Thu, 28 Nov 2019 05:09:57 +0000 Message-Id: <20191128051001.18995-5-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191128051001.18995-1-john.stultz@linaro.org> References: <20191128051001.18995-1-john.stultz@linaro.org> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Rather then adding another device specific binding to support hikey960, Rob Herring suggested we expand the current dwc3 binding to allow for variable numbers of clocks and resets. Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland CC: ShuFan Lee Cc: Heikki Krogerus Cc: Suzuki K Poulose Cc: Chunfeng Yun Cc: Yu Chen Cc: Felipe Balbi Cc: Hans de Goede Cc: Andy Shevchenko Cc: Jun Li Cc: Valentin Schneider Cc: Jack Pham Cc: linux-usb@vger.kernel.org Cc: devicetree@vger.kernel.org Suggested-by: Rob Herring Reviewed-by: Rob Herring Signed-off-by: John Stultz Change-Id: I0176989314d7b7e6ea586f5036f072442f7e34e1 --- Documentation/devicetree/bindings/usb/dwc3.txt | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt index 66780a47ad85..29768b0ca923 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -7,7 +7,8 @@ Required properties: - compatible: must be "snps,dwc3" - reg : Address and length of the register set for the device - interrupts: Interrupts used by the dwc3 controller. - - clock-names: should contain "ref", "bus_early", "suspend" + - clock-names: list of clock names. Ideally should be "ref", + "bus_early", "suspend" but may be less or more. - clocks: list of phandle and clock specifier pairs corresponding to entries in the clock-names property. @@ -36,7 +37,7 @@ Optional properties: - phys: from the *Generic PHY* bindings - phy-names: from the *Generic PHY* bindings; supported names are "usb2-phy" or "usb3-phy". - - resets: a single pair of phandle and reset specifier + - resets: set of phandle and reset specifier pairs - snps,usb2-lpm-disable: indicate if we don't want to enable USB2 HW LPM - snps,usb3_lpm_capable: determines if platform is USB3 LPM capable - snps,dis-start-transfer-quirk: when set, disable isoc START TRANSFER command