From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932674AbcKHQi0 (ORCPT ); Tue, 8 Nov 2016 11:38:26 -0500 Received: from mail-qt0-f175.google.com ([209.85.216.175]:34684 "EHLO mail-qt0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932177AbcKHQiW (ORCPT ); Tue, 8 Nov 2016 11:38:22 -0500 MIME-Version: 1.0 In-Reply-To: <20161107203948.28324-1-ahaslam@baylibre.com> References: <20161107203948.28324-1-ahaslam@baylibre.com> From: Axel Haslam Date: Tue, 8 Nov 2016 17:37:41 +0100 Message-ID: Subject: Re: [PATCH v3 00/10] Add DT support for ohci-da8xx To: Alan Stern , Greg KH , Sekhar Nori , Kevin Hilman , David Lechner , robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Axel Haslam Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Mon, Nov 7, 2016 at 9:39 PM, Axel Haslam wrote: > The purpose of this patch series is to add DT support for the davinci > ohci driver. > To make it easier to review. I will split the arch/arm and driver patches into separate series. Regards Axel > To be able to use device tree to probe the driver, we need to remove > the platform callbacks that are handling vbus and over current. > > The first four patches prepare the stage by allowing to use a regulator > instead of the callbacks. > > The next three patches convert the callback users to use a regulator > instead and then remove the callbacks from the driver and platform code. > > Finally, we add device tree bindings and support in the driver. > > DEPENDENCIES: > This series has depends on some patches currently under review > but mostly accepted: > 1. [PATCH 0/3] fix ohci phy name [1] (accepted) > 2. [PATCH/RFC v2 0/3] regulator: handling of error conditions for usb drivers [2] (accepted) > 3. [PATCH] gpio: davinci: Use unique labels for each gpio chip [3] (review pending) > > Also the current davinci baranches soon to be pulled to linux-next: > davinci-for-v4.10/soc > davinci-for-v4.10/dt > davinci-for-v4.10/defconfig > davinci-for-v4.10/cleanup > > A branch with all the dependencies can be found here [4]. > > Changes form v2->v3 > * drop patches that have been integrated to arch/arm > * drop regulator patches which will be integrated through regulator tree > * use of the accepted regulator API to get over current status > * better patch separation with the use of wrappers > > Changes from v1->v2 > * Rebased and added patch to make ohci a separate driver > * Use a regulator instead of handling Gpios (David Lechner) > * Add an over current mode to regulator framework > * Fixed regulator is able to register for and over current irq > * Added patch by Alexandre to remove build warnings > * Moved global variables into private hcd structure. > > [1] https://lkml.org/lkml/2016/11/2/208 > [2] https://lkml.org/lkml/2016/11/3/188 > [3] http://www.spinics.net/lists/linux-gpio/msg17710.html > [4] https://github.com/axelhaslamx/linux-axel/commits/ohci-da8xx-dt-v3 > > Axel Haslam (10): > USB: ohci: da8xx: use ohci priv data instead of globals > USB: ohci: da8xx: Prepare to remove platform callbacks > USB: ohci: da8xx: Allow a regulator to handle VBUS > ARM: davinci: da830: Handle vbus with a regulator > ARM: davinci: hawk: Remove vbus and over current gpios > USB: ohci: da8xx: Remove ohci platform callbacks > USB: ohci: da8xx: use a flag instead of mask for ocic > USB: ohci: da8xx: Add devicetree bindings > USB: ohci: da8xx: Allow probing from DT > ARM: dts: da850: add usb device node > > .../devicetree/bindings/usb/ohci-da8xx.txt | 39 ++++ > arch/arm/boot/dts/da850-lcdk.dts | 8 + > arch/arm/boot/dts/da850.dtsi | 8 + > arch/arm/mach-davinci/board-da830-evm.c | 108 ++++----- > arch/arm/mach-davinci/board-omapl138-hawk.c | 99 +------- > arch/arm/mach-davinci/include/mach/da8xx.h | 2 +- > arch/arm/mach-davinci/usb-da8xx.c | 3 +- > drivers/usb/host/ohci-da8xx.c | 253 +++++++++++++++------ > include/linux/platform_data/usb-davinci.h | 20 -- > 9 files changed, 283 insertions(+), 257 deletions(-) > create mode 100644 Documentation/devicetree/bindings/usb/ohci-da8xx.txt > > -- > 2.10.1 >