From patchwork Thu May 21 08:36:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 11562427 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 B8851159A for ; Thu, 21 May 2020 08:36:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A1E2B20878 for ; Thu, 21 May 2020 08:36:40 +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="dUszdQwX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728734AbgEUIgg (ORCPT ); Thu, 21 May 2020 04:36:36 -0400 Received: from mail27.static.mailgun.info ([104.130.122.27]:34674 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728730AbgEUIgg (ORCPT ); Thu, 21 May 2020 04:36:36 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1590050195; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=aZo+KSybveCXJFPXyoW8aJ7eC6Kn0YlHOsLwiJxxttA=; b=dUszdQwX7QAFN0I1KNQQLrfbKdhzH2HFzY31aAJQ71rslhnJ5rskfGlqh6+nIo4giMPlnvjz sK28J8wrMqRp8+qWpAUkm4paiUniDysrdnccxJ8VjmQs2wIGCGp/LlQj8n7XO7gYYtj+pROv nxBfEvs4oPbrRkcV2kRBjXFGDOw= X-Mailgun-Sending-Ip: 104.130.122.27 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-n05.prod.us-east-1.postgun.com with SMTP id 5ec63d80eb073d56915bfc99 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 21 May 2020 08:36:16 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 9EF42C43395; Thu, 21 May 2020 08:36:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 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 C2EA8C433CA; Thu, 21 May 2020 08:36:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org C2EA8C433CA 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, robh+dt@kernel.org, balbi@kernel.org, gregkh@linuxfoundation.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, jackp@codeaurora.org, Wesley Cheng Subject: [PATCH v2 3/3] dt-bindings: usb: dwc3: Add entry for tx-fifo-resize Date: Thu, 21 May 2020 01:36:09 -0700 Message-Id: <1590050169-30747-4-git-send-email-wcheng@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1590050169-30747-1-git-send-email-wcheng@codeaurora.org> References: <1590050169-30747-1-git-send-email-wcheng@codeaurora.org> 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 Reviewed-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 9946ff9..489f5da 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