From patchwork Sat Aug 29 05:58:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 250500 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=-12.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 1A3ADC433E6 for ; Sat, 29 Aug 2020 05:59:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EA3C020BED for ; Sat, 29 Aug 2020 05:59:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="L23kmjIX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726412AbgH2F7J (ORCPT ); Sat, 29 Aug 2020 01:59:09 -0400 Received: from mail29.static.mailgun.info ([104.130.122.29]:11297 "EHLO mail29.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725901AbgH2F7H (ORCPT ); Sat, 29 Aug 2020 01:59:07 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1598680747; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=JmpespO1HJazeemOjmzWqPGnNg1LbhAeWoSiGbghTmA=; b=L23kmjIXN2goddY60HTjqLXMyl140JNX2LueMXEnh8MDRh5mDJgPRzGklIrYfKGsfKQKWAsU w43Lh5Fq4bVrJTOiAzUfvOEUhEY4ILsVV1Q1EsWt4m1vOZDLgVdABh39XSd6AlR2yhC4IerE I/+0tgoCQWj1CgMC3o09AZIptE4= X-Mailgun-Sending-Ip: 104.130.122.29 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n01.prod.us-west-2.postgun.com with SMTP id 5f49ee9e81ed2a912635b2a6 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Sat, 29 Aug 2020 05:58:54 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 35124C4339C; Sat, 29 Aug 2020 05:58:54 +0000 (UTC) Received: from wcheng-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wcheng) by smtp.codeaurora.org (Postfix) with ESMTPSA id 2A4B3C43395; Sat, 29 Aug 2020 05:58:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2A4B3C43395 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: robh+dt@kernel.org, bjorn.andersson@linaro.org, balbi@kernel.org, gregkh@linuxfoundation.org, agross@kernel.org Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-usb@vger.kernel.org, jackp@codeaurora.org, Wesley Cheng , Rob Herring Subject: [RFC v5 3/6] dt-bindings: usb: dwc3: Add entry for tx-fifo-resize Date: Fri, 28 Aug 2020 22:58:43 -0700 Message-Id: <20200829055846.19034-4-wcheng@codeaurora.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200829055846.19034-1-wcheng@codeaurora.org> References: <20200829055846.19034-1-wcheng@codeaurora.org> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Re-introduce the comment for the tx-fifo-resize setting for the DWC3 controller. This allows for vendors to control if they require the TX FIFO resizing logic on their HW, as the default FIFO size configurations may already be sufficient. Signed-off-by: Wesley Cheng Acked-by: Rob Herring --- Documentation/devicetree/bindings/usb/dwc3.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt index d03edf9d3935..fba14d084072 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -103,7 +103,7 @@ Optional properties: 1-16 (DWC_usb31 programming guide section 1.2.3) to enable periodic ESS TX threshold. - - tx-fifo-resize: determines if the FIFO *has* to be reallocated. + - tx-fifo-resize: determines if the FIFO *has* to be reallocated. - snps,incr-burst-type-adjustment: Value for INCR burst type of GSBUSCFG0 register, undefined length INCR burst type enable and INCRx type. When just one value, which means INCRX burst mode enabled. When