From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758292Ab0EEW5N (ORCPT ); Wed, 5 May 2010 18:57:13 -0400 Received: from az33egw02.freescale.net ([192.88.158.103]:59623 "EHLO az33egw02.freescale.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756807Ab0EEW5G (ORCPT ); Wed, 5 May 2010 18:57:06 -0400 From: Dinh Nguyen To: linux-kernel@vger.kernel.org Cc: linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, s.hauer@pengutronix.de, valentin.longchamp@epfl.ch, daniel@caiaq.de, grant.likely@secretlab.ca, bryan.wu@canonical.com, amit.kucheria@canonical.com, Jun.Li@freescale.com, xiao-lizhang@freescale.com, Dinh Nguyen Subject: [PATCHv1 2.6.34-rc6 1/3] mxc: gadget: remove 60mhz clock requirement for freescale mx51 usb core Date: Wed, 5 May 2010 17:56:09 -0500 Message-Id: <1273100171-3235-2-git-send-email-Dinh.Nguyen@freescale.com> X-Mailer: git-send-email 1.6.0.4 In-Reply-To: <1273100171-3235-1-git-send-email-Dinh.Nguyen@freescale.com> References: <1273100171-3235-1-git-send-email-Dinh.Nguyen@freescale.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org for mx51, usb core is clocked from sources that are not 60mhz. Signed-off-by: Dinh Nguyen --- drivers/usb/gadget/fsl_mx3_udc.c | 14 ++++++++------ 1 files changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/usb/gadget/fsl_mx3_udc.c b/drivers/usb/gadget/fsl_mx3_udc.c index 20a802e..d0b8bde 100644 --- a/drivers/usb/gadget/fsl_mx3_udc.c +++ b/drivers/usb/gadget/fsl_mx3_udc.c @@ -50,12 +50,14 @@ int fsl_udc_clk_init(struct platform_device *pdev) goto egusb; } - freq = clk_get_rate(mxc_usb_clk); - if (pdata->phy_mode != FSL_USB2_PHY_ULPI && - (freq < 59999000 || freq > 60001000)) { - dev_err(&pdev->dev, "USB_CLK=%lu, should be 60MHz\n", freq); - ret = -EINVAL; - goto eclkrate; + if (!cpu_is_mx51()) { + freq = clk_get_rate(mxc_usb_clk); + if (pdata->phy_mode != FSL_USB2_PHY_ULPI && + (freq < 59999000 || freq > 60001000)) { + dev_err(&pdev->dev, "USB_CLK=%lu, should be 60MHz\n", freq); + ret = -EINVAL; + goto eclkrate; + } } ret = clk_enable(mxc_usb_clk); -- 1.6.0.4