From patchwork Tue Feb 25 17:53:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 204247 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=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 270F7C35E04 for ; Tue, 25 Feb 2020 17:53:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F29BD20838 for ; Tue, 25 Feb 2020 17:53:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="lwkPosxw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731366AbgBYRx6 (ORCPT ); Tue, 25 Feb 2020 12:53:58 -0500 Received: from mail-pl1-f193.google.com ([209.85.214.193]:43920 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729929AbgBYRx6 (ORCPT ); Tue, 25 Feb 2020 12:53:58 -0500 Received: by mail-pl1-f193.google.com with SMTP id p11so82971plq.10 for ; Tue, 25 Feb 2020 09:53:58 -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=jz3XZ9gPuD/g+1P6LY7Aq8wTOFKwQIrTyqi7Mx3AGIU=; b=lwkPosxwVHqNL5aijGc3VaCBSOXdBybtaEjZmFJj4LRQBc1cqJt17DPUHecWz7PfVI hrJucelVYpu3RNZKaaJtVsLaapcJgfF2RefqH7NetZv296lTcKDVuY2vWXMxsbzPIc/p FLwAkCyBx7W5nD2LDHW1DhzMp0RsUJtGxuTXQHgSw3r4hINvWge1vrAKod17Xc2+yrtQ pgKL8VpdpBgS8CGcvqEesteDbeyt5fqBJfyuKV9ZSlofhecFeoO98snsQ7JLh7m/WGTN xWO5PssZiu5agAlIKGQ98OUFjxR8qLWrq4dWCDWECc2NR6WxB1OhpBTR3DZT5T78QEJb ux7w== 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=jz3XZ9gPuD/g+1P6LY7Aq8wTOFKwQIrTyqi7Mx3AGIU=; b=AHTfEB/+0qGQHFMm6BHYUricplomWCM0jcnwTR5fL6vGHWuSS4Jy6f8+PfH3+7SdyP Er7How6EIYRCspm7boiVJIJzZBctTrYPPRKjKCHDNdb1eizejvxpPe1ZmymrhRrKk2KM aXhOPhE9DgTTVwMK9JnMYLBmYn6RVytO9FR6YsFYpFT7I21iLj4Y4HjqCS4cjOi3zneq tBOoe3Lnmz4IapSyGu/YdhYJFhCDQT9g+AIB4p2aTANPNp2dvvzW+idOwIDhhJWlZ2xk r3L7BuO8VvY2K+XPsfZddH+L97JFO5Z1tNYgsKOH+RdNHKRQAsv0Gxk6NGzRv4ju3M4y 8SSQ== X-Gm-Message-State: APjAAAVpNqknXyurOZ4aCCakdgYIuGVtO89uv5ZEytNGzDIM7EwYXOds wgiuJc2E1Uhz2Dohir7HD/ip1g== X-Google-Smtp-Source: APXvYqx9tINDep9zfUWEUUEMxu2YZzjpfKET0phziXq5UW9ojBW7/2GMgqVX/Yt4bAQq8H6W+ZvGFw== X-Received: by 2002:a17:90a:ff15:: with SMTP id ce21mr155938pjb.124.1582653237674; Tue, 25 Feb 2020 09:53:57 -0800 (PST) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id v8sm18013291pgt.52.2020.02.25.09.53.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Feb 2020 09:53:57 -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 , Guillaume Gardet , Jack Pham , linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v8 4/6] dt-bindings: usb: dwc3: Allow clock list & resets to be more flexible Date: Tue, 25 Feb 2020 17:53:02 +0000 Message-Id: <20200225175304.36406-5-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200225175304.36406-1-john.stultz@linaro.org> References: <20200225175304.36406-1-john.stultz@linaro.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@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: Guillaume Gardet 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 --- 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