From patchwork Sat Oct 12 09:09:36 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 3030921 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id D77AFBF924 for ; Sat, 12 Oct 2013 09:24:17 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 06C5320396 for ; Sat, 12 Oct 2013 09:24:17 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F03BA20394 for ; Sat, 12 Oct 2013 09:24:15 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VUvQ2-0001ky-Sz; Sat, 12 Oct 2013 09:23:31 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VUvPq-0001ZA-Qj; Sat, 12 Oct 2013 09:23:18 +0000 Received: from va3ehsobe003.messaging.microsoft.com ([216.32.180.13] helo=va3outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VUvPU-0001Uz-RM for linux-arm-kernel@lists.infradead.org; Sat, 12 Oct 2013 09:22:57 +0000 Received: from mail39-va3-R.bigfish.com (10.7.14.227) by VA3EHSOBE007.bigfish.com (10.7.40.11) with Microsoft SMTP Server id 14.1.225.22; Sat, 12 Oct 2013 09:22:35 +0000 Received: from mail39-va3 (localhost [127.0.0.1]) by mail39-va3-R.bigfish.com (Postfix) with ESMTP id A23502C0280; Sat, 12 Oct 2013 09:22:35 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 0 X-BigFish: VS0(zzzz1f42h208ch1ee6h1de0h1fdah2073h1202h1e76h1d1ah1d2ah1fc6hzz1de098h1de097h8275bhz2dh2a8h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b2fh1fb3h1d0ch1d2eh1d3fh1dfeh1dffh1e23h1fe8h1ff5h1155h) Received: from mail39-va3 (localhost.localdomain [127.0.0.1]) by mail39-va3 (MessageSwitch) id 1381569754257041_3243; Sat, 12 Oct 2013 09:22:34 +0000 (UTC) Received: from VA3EHSMHS033.bigfish.com (unknown [10.7.14.227]) by mail39-va3.bigfish.com (Postfix) with ESMTP id 360784E00E4; Sat, 12 Oct 2013 09:22:34 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by VA3EHSMHS033.bigfish.com (10.7.99.43) with Microsoft SMTP Server (TLS) id 14.16.227.3; Sat, 12 Oct 2013 09:22:34 +0000 Received: from tx30smr01.am.freescale.net (10.81.153.31) by 039-SN1MMR1-004.039d.mgd.msft.net (10.84.1.14) with Microsoft SMTP Server (TLS) id 14.3.158.2; Sat, 12 Oct 2013 09:22:33 +0000 Received: from shlinux1.ap.freescale.net (shlinux1.ap.freescale.net [10.192.225.216]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id r9C9MKv4017154; Sat, 12 Oct 2013 02:22:29 -0700 From: Peter Chen To: , Subject: [PATCH 02/12] usb: phy-mxs: Enable IC fixes for mx6 SoC serial Date: Sat, 12 Oct 2013 17:09:36 +0800 Message-ID: <1381568986-19802-3-git-send-email-peter.chen@freescale.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1381568986-19802-1-git-send-email-peter.chen@freescale.com> References: <1381568986-19802-1-git-send-email-peter.chen@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131012_052257_113843_A7BAB106 X-CRM114-Status: GOOD ( 10.84 ) X-Spam-Score: -2.6 (--) Cc: marex@denx.de, m.grzeschik@pengutronix.de, frank.li@freescale.com, alexander.shishkin@linux.intel.com, gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, peter.chen@freescale.com, kernel@pengutronix.de, festevam@gmail.com, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP After adding IC fixes bits, some PHY bugs are fixed by IC logic. Signed-off-by: Peter Chen --- drivers/usb/phy/phy-mxs-usb.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c index 87ba429..831b13e 100644 --- a/drivers/usb/phy/phy-mxs-usb.c +++ b/drivers/usb/phy/phy-mxs-usb.c @@ -29,6 +29,10 @@ #define HW_USBPHY_CTRL_SET 0x34 #define HW_USBPHY_CTRL_CLR 0x38 +#define HW_USBPHY_IP 0x90 +#define HW_USBPHY_IP_SET 0x94 +#define HW_USBPHY_IP_CLR 0x98 + #define BM_USBPHY_CTRL_SFTRST BIT(31) #define BM_USBPHY_CTRL_CLKGATE BIT(30) #define BM_USBPHY_CTRL_ENAUTOSET_USBCLKS BIT(26) @@ -40,6 +44,8 @@ #define BM_USBPHY_CTRL_ENUTMILEVEL2 BIT(14) #define BM_USBPHY_CTRL_ENHOSTDISCONDETECT BIT(1) +#define BM_USBPHY_IP_FIX (BIT(17) | BIT(18)) + #define to_mxs_phy(p) container_of((p), struct mxs_phy, phy) enum imx_phy_type { @@ -118,6 +124,10 @@ static int mxs_phy_hw_init(struct mxs_phy *mxs_phy) BM_USBPHY_CTRL_ENUTMILEVEL3, base + HW_USBPHY_CTRL_SET); + /* Enable IC solution */ + if (is_mx6q_phy(mxs_phy) || is_mx6sl_phy(mxs_phy)) + writel(BM_USBPHY_IP_FIX, base + HW_USBPHY_IP_SET); + return 0; }