From patchwork Wed Mar 11 17:21:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 11432351 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 8F5651392 for ; Wed, 11 Mar 2020 17:21:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3A8912074F for ; Wed, 11 Mar 2020 17:21:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="rO+x2ooT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730552AbgCKRV1 (ORCPT ); Wed, 11 Mar 2020 13:21:27 -0400 Received: from mail-pj1-f67.google.com ([209.85.216.67]:38928 "EHLO mail-pj1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730551AbgCKRV0 (ORCPT ); Wed, 11 Mar 2020 13:21:26 -0400 Received: by mail-pj1-f67.google.com with SMTP id d8so1348820pje.4 for ; Wed, 11 Mar 2020 10:21:25 -0700 (PDT) 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=rO+x2ooTJs6RHFaCLJeavaPqt1U0ldl4u5LGBhrS3ghIhNbtJ/WxxbmpLS6TJs3w01 kD2a2IMWmNi21t80CVUXRc13YMG7cAtzmsqnbBK6MBcGf5iSpF5uYvpizqQb2zgC1gNW YWgvnFoGWncG1yk9vgnbuJ5eRbLorjb5fCobeqTv3+krW82txy+FBsVQuIEAY8RmI5mT VC/QJyG/46z1Nn2Lfza1LbC59YDkh63IKsk09Z91z2HfEI5+wSK3/vqazrRF/ywOUIEj IG+/KOEXs9LFceA10o3rwGyBgwqJH8XjJ+ifdsPbFGBv2e1zJij43YC+bPbbTVEogRnv zGwg== 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=Z1mp2UK3XPbgD2638R54Aph45YVGIbDkc9zLh0br2D5my4YP1jvU1JfCS0RbMZL8hA F+bCyShWLZuOMyqihl3+cqJxvDeUJ0rn8RyK3YFjl4HZTMq74NJfClX9QXslzcORFve1 t4XTB/IRzVJ5iAK5B7msJNEDzOjfrwyxPts9V2KkuMTQ2nvlrwqpYpBWozqNnmEEXLee XdMoCHDsk3aXrXkYpxq8t7BV2RKHxtf6YRYvBfGBT+DjdZeQTK8cXFWESHe21IBJpK9v XaOc8daJTIcpZ1+S1U2usrQOQxOlyx5V9wTOnH1CUEYq4nfU19lTQJogBObYEpAaYhdr cFpg== X-Gm-Message-State: ANhLgQ0Of1WeURrxUwhFAAJa43dYHwuqznLtSB5Wuyr5JLbPMNv/g2JV JUgJJPdceal0yeewssAnm1NNAA== X-Google-Smtp-Source: ADFU+vu2RYb/ys4TWWZMX1MZdw6Mdk95kbzQ9iGo2QeQeW5PGe1fsCKa7TEStuItFnNw2Np1vUjKiw== X-Received: by 2002:a17:902:61:: with SMTP id 88mr3962846pla.313.1583947284955; Wed, 11 Mar 2020 10:21:24 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id b24sm14914053pfi.52.2020.03.11.10.21.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Mar 2020 10:21:24 -0700 (PDT) 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: [RESEND][PATCH v8 4/6] dt-bindings: usb: dwc3: Allow clock list & resets to be more flexible Date: Wed, 11 Mar 2020 17:21:07 +0000 Message-Id: <20200311172109.45134-5-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200311172109.45134-1-john.stultz@linaro.org> References: <20200311172109.45134-1-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: 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