From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomasz Figa Subject: Re: [PATCH 3/5] usb: phy: samsung: remove old USB 2.0 PHY driver Date: Mon, 18 Aug 2014 13:22:18 +0200 Message-ID: <53F1E1EA.8060708@gmail.com> References: <1408026327-31437-1-git-send-email-b.zolnierkie@samsung.com> <1408026327-31437-4-git-send-email-b.zolnierkie@samsung.com> <34FCC3B2EE8F481198CEF3037F168FB3@sisodomain.com> <3463371.y41zGdSnsX@amdc1032> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wg0-f52.google.com ([74.125.82.52]:65211 "EHLO mail-wg0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751529AbaHRLWY (ORCPT ); Mon, 18 Aug 2014 07:22:24 -0400 In-Reply-To: <3463371.y41zGdSnsX@amdc1032> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Bartlomiej Zolnierkiewicz , Vivek Gautam Cc: Kukjin Kim , Felipe Balbi , Kishon Vijay Abraham I , Kamil Debski , Mark Brown , Kyungmin Park , linux-samsung-soc@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org On 18.08.2014 13:02, Bartlomiej Zolnierkiewicz wrote: > On Thursday, August 14, 2014 08:07:40 PM Vivek Gautam wrote: >> On Thursday, August 14, 2014 7:55 PM, Bartlomiej Zolnierkiewicz >> wrote > >> There's one thing that I would want to comment here, since we don't have any >> new usb-phy driver for S3C64XX, >> so we can't simply remove this entire driver. >> I have posted my patch-series [1], which does cleanup while keeping the >> support for S3C64XX. > > AFAIK S3C64XX code from drivers/usb/phy/phy-samsung-usb2.c has > never been used as this platform still uses its own code from > arch/arm/mach-s3c64xx/setup-usb-phy.c (there are no users in > the kernel tree of either s3c64xx-usb2phy platform device or > "samsung,s3c64xx-usb2phy" DT compatible) . Therefore I think > that the entire drivers/usb/phy/phy-samsung-usb2.c driver > should be removed (somebody with the hardware can as well add > S3C64XX support to the new drivers/phy/phy-samsung-usb2.c > driver and port the platform to use it). > I agree with removal of this driver. As Bart said, it is not used for S3C64xx at all. The platform was supposed to be moved to this driver, but that never happened. In fact, I already have a patch adding support for S3C64xx to the new driver. Best regards, Tomasz