From mboxrd@z Thu Jan 1 00:00:00 1970 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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 BE783C433DF for ; Sat, 16 May 2020 07:06:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9B93320709 for ; Sat, 16 May 2020 07:06:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589612790; bh=lFzLoaOUcj9DJlLvvHy8WTx+G2J35XTXJzirouItywQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=yCrjgDoRk1m0CaZegHpckb3F91u99mMjH+OvOJlFK9rnDJU2feONQ27ZA+AH+jCdI n2SvJbcMHND0a5sYvRPHxqmwUl0vzAkDnfk26IsOo9vfGsyBIY9oq1kn7otyDll+ry 6gv0IO1zRq9EEr9g35uBvhM/PIZB5GIBHysjc1ig= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726264AbgEPHG1 (ORCPT ); Sat, 16 May 2020 03:06:27 -0400 Received: from mail.kernel.org ([198.145.29.99]:42610 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725275AbgEPHG1 (ORCPT ); Sat, 16 May 2020 03:06:27 -0400 Received: from Mani-XPS-13-9360 (unknown [157.51.192.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B432120709; Sat, 16 May 2020 07:06:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589612786; bh=lFzLoaOUcj9DJlLvvHy8WTx+G2J35XTXJzirouItywQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=MvVnQ0UF0WyuYs+oQDHXYwOfi1DGJVi9MZ4LEJdlb3g5xSNKCCnxQt/xrUHiCdqBf W4hgyE7jxiT0HePNR4Dax8nMZtSZqg4wlmGr2JANEs4iOmBXbmtZm4l1GVmL2w8Joe K3PADRDT0mWJ/jVFWS7zolBm7PXHIR60RTVIaLxA= Date: Sat, 16 May 2020 12:36:17 +0530 From: Manivannan Sadhasivam To: johan@kernel.org, gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, patong.mxl@gmail.com Subject: Re: [PATCH v3 0/2] Add support for MaxLinear/Exar USB to serial converters Message-ID: <20200516070617.GA9587@Mani-XPS-13-9360> References: <20200430184924.31690-1-mani@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200430184924.31690-1-mani@kernel.org> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hi, On Fri, May 01, 2020 at 12:19:22AM +0530, mani@kernel.org wrote: > From: Manivannan Sadhasivam > > Hello, > > This series adds support for MaxLinear/Exar USB to serial converters. > This driver only supports XR21V141X series but it can easily be extended > to other series in future. > > This driver is inspired from the initial one submitted by Patong Yang: > > https://patchwork.kernel.org/patch/10543261/ > > While the initial driver was a custom tty USB driver exposing whole > new serial interface ttyXRUSBn, this version is completely based on USB > serial core thus exposing the interfaces as ttyUSBn. This will avoid > the overhead of exposing a new USB serial interface which the userspace > tools are unaware of. > > This series has been tested with Hikey970 board hosting XR21V141X chip. > Any update on this series? Thanks, Mani > Thanks, > Mani > > Changes in v3: > > * Dropped the check for PID and also the reg_width property. > > Changes in v2: > > * Dropped the code related to handling variable register size. It's all u8 now. > * Dropped the header file and moved the contents to driver itself. > * Added Linus's reviewed-by tag for gpiochip patch. > * Added PID to gpiochip label > * Dropped gpiochip for interface 0 > > Manivannan Sadhasivam (2): > usb: serial: Add MaxLinear/Exar USB to Serial driver > usb: serial: xr_serial: Add gpiochip support > > drivers/usb/serial/Kconfig | 9 + > drivers/usb/serial/Makefile | 1 + > drivers/usb/serial/xr_serial.c | 821 +++++++++++++++++++++++++++++++++ > 3 files changed, 831 insertions(+) > create mode 100644 drivers/usb/serial/xr_serial.c > > -- > 2.17.1 >