From patchwork Mon Dec 7 02:09:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 339480 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=-17.0 required=3.0 tests=BAYES_00, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, 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 C71CBC19425 for ; Mon, 7 Dec 2020 02:10:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 93EDD22C7C for ; Mon, 7 Dec 2020 02:10:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728742AbgLGCKK (ORCPT ); Sun, 6 Dec 2020 21:10:10 -0500 Received: from mail.kernel.org ([198.145.29.99]:50644 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728623AbgLGCKE (ORCPT ); Sun, 6 Dec 2020 21:10:04 -0500 From: Peter Chen Authentication-Results: mail.kernel.org; dkim=permerror (bad message/signature format) To: gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, Fabio Estevam , stable@vger.kernel.org, Peter Chen Subject: [PATCH 1/1] usb: chipidea: ci_hdrc_imx: Pass DISABLE_DEVICE_STREAMING flag to imx6ul Date: Mon, 7 Dec 2020 10:09:09 +0800 Message-Id: <20201207020909.22483-2-peter.chen@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201207020909.22483-1-peter.chen@kernel.org> References: <20201207020909.22483-1-peter.chen@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Fabio Estevam According to the i.MX6UL Errata document: https://www.nxp.com/docs/en/errata/IMX6ULCE.pdf ERR007881 also affects i.MX6UL, so pass the CI_HDRC_DISABLE_DEVICE_STREAMING flag to workaround the issue. Cc: Fixes: 52fe568e5d71 ("usb: chipidea: imx: add imx6ul usb support") Signed-off-by: Fabio Estevam Signed-off-by: Peter Chen --- drivers/usb/chipidea/ci_hdrc_imx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index 25c65accf089..5e07a0a86d11 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -57,7 +57,8 @@ static const struct ci_hdrc_imx_platform_flag imx6sx_usb_data = { static const struct ci_hdrc_imx_platform_flag imx6ul_usb_data = { .flags = CI_HDRC_SUPPORTS_RUNTIME_PM | - CI_HDRC_TURN_VBUS_EARLY_ON, + CI_HDRC_TURN_VBUS_EARLY_ON | + CI_HDRC_DISABLE_DEVICE_STREAMING, }; static const struct ci_hdrc_imx_platform_flag imx7d_usb_data = {