From patchwork Wed Jun 24 02:28:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 214815 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=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 2C6D2C433DF for ; Wed, 24 Jun 2020 02:29:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0BAFB20FC3 for ; Wed, 24 Jun 2020 02:29:21 +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="UNjfRDgA" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388510AbgFXC3P (ORCPT ); Tue, 23 Jun 2020 22:29:15 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:54355 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388444AbgFXC3L (ORCPT ); Tue, 23 Jun 2020 22:29:11 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1592965750; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=UzcgDw9n9kBfEZNwWK3c48GGaqOX+yfmTzwzb4twqao=; b=UNjfRDgAlLxznSK5JVNxqNmnKHU3cem6dAmNIwff3IFbDz1fvN+buFVLxUxBfXKlc8D0kGBn 6CzKFifqGJfjbTkxwzOqJc/qNlwpOpwinUJ5gZzxkjWyvSYIvT+ynKORakxXSQPOw9WuOi9c JSEdwUjqGJR2rLNAp4Ff+WhoUhE= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyIxZTE2YSIsICJsaW51eC11c2JAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n06.prod.us-west-2.postgun.com with SMTP id 5ef2ba6a4c9690533a7db414 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 24 Jun 2020 02:28:58 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 61D82C433B2; Wed, 24 Jun 2020 02:28:58 +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 697E1C43395; Wed, 24 Jun 2020 02:28:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 697E1C43395 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: agross@kernel.org, bjorn.andersson@linaro.org, balbi@kernel.org, gregkh@linuxfoundation.org, robh+dt@kernel.org Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-usb@vger.kernel.org, jackp@codeaurora.org, Wesley Cheng , Rob Herring Subject: [RFC v4 3/3] dt-bindings: usb: dwc3: Add entry for tx-fifo-resize Date: Tue, 23 Jun 2020 19:28:48 -0700 Message-Id: <20200624022848.7765-4-wcheng@codeaurora.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200624022848.7765-1-wcheng@codeaurora.org> References: <20200624022848.7765-1-wcheng@codeaurora.org> MIME-Version: 1.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@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 9946ff9ba735..489f5da83744 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -105,7 +105,7 @@ 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