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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 804CEC433EF for ; Mon, 23 May 2022 13:11:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236049AbiEWNLu (ORCPT ); Mon, 23 May 2022 09:11:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60650 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236011AbiEWNLs (ORCPT ); Mon, 23 May 2022 09:11:48 -0400 X-Greylist: delayed 78 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 23 May 2022 06:11:39 PDT Received: from relay1.mymailcheap.com (relay1.mymailcheap.com [149.56.97.132]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 329A32B25A; Mon, 23 May 2022 06:11:39 -0700 (PDT) Received: from filter1.mymailcheap.com (filter1.mymailcheap.com [149.56.130.247]) by relay1.mymailcheap.com (Postfix) with ESMTPS id B600B40003; Mon, 23 May 2022 13:11:38 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by filter1.mymailcheap.com (Postfix) with ESMTP id ACF512A384; Mon, 23 May 2022 13:11:38 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at filter1.mymailcheap.com Received: from filter1.mymailcheap.com ([127.0.0.1]) by localhost (filter1.mymailcheap.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 61LqDDjP-nmA; Mon, 23 May 2022 13:11:37 +0000 (UTC) Received: from mail20.mymailcheap.com (mail20.mymailcheap.com [51.83.111.147]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by filter1.mymailcheap.com (Postfix) with ESMTPS; Mon, 23 May 2022 13:11:37 +0000 (UTC) Received: from edelgard.icenowy.me (unknown [59.41.161.142]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits)) (No client certificate requested) by mail20.mymailcheap.com (Postfix) with ESMTPSA id 3F1A64042B; Mon, 23 May 2022 13:11:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=aosc.io; s=default; t=1653311497; bh=ZutgL7LOgqqHUCKuYJdshLLeyN4NpumMkRbXwFtmIWc=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=yjUX9FRtcElJQqRI5wkYcvgURnlwV4EdggER7NXIYqk8SKGq0ot/i89qWil3fL0R7 7Z8tWHd6ZjO5WC0ikmZaVBuEEQTGEo4H54EvJtil4v8Cw/zGo8DBYbuXsMP9xBxa6x IJPGTXykbmMb3D96TPfo3I1KfW805+3cjUSxDeiM= Message-ID: Subject: Re: [PATCH v4 0/2] ARM: sun8i-r40: Enable usb otg support From: Icenowy Zheng To: qianfanguijin@163.com, linux-sunxi@lists.linux.dev Cc: Andre Przywara , Evgeny Boger , Rob Herring , Krzysztof Kozlowski , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Date: Mon, 23 May 2022 21:11:29 +0800 In-Reply-To: <20220518101706.26869-1-qianfanguijin@163.com> References: <20220518101706.26869-1-qianfanguijin@163.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.40.4 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 在 2022-05-18星期三的 18:17 +0800，qianfanguijin@163.com写道： > From: qianfan Zhao > > History: > ======= > > v4(2022-05-18): > - Enable both musb and OHCI/EHCI support > > Tests: > ====== > > All test cases were tested on bananapi-m2-ultra. > > 1. USB DEVICE(ping test) > > Enable usb gadget rndis network, ping m2u on ubuntu host: Interestingly musb previous totally fail when I initially work on R40. Maybe some phy-sun4i-usb patches fixed it by accident? > > ➜  ~ ping 192.168.200.2 > PING 192.168.200.2 (192.168.200.2) 56(84) bytes of data. > 64 bytes from 192.168.200.2: icmp_seq=1 ttl=64 time=0.544 ms > 64 bytes from 192.168.200.2: icmp_seq=2 ttl=64 time=0.269 ms > 64 bytes from 192.168.200.2: icmp_seq=3 ttl=64 time=0.300 ms > 64 bytes from 192.168.200.2: icmp_seq=4 ttl=64 time=0.295 ms > 64 bytes from 192.168.200.2: icmp_seq=5 ttl=64 time=0.283 ms > 64 bytes from 192.168.200.2: icmp_seq=6 ttl=64 time=0.226 ms > 64 bytes from 192.168.200.2: icmp_seq=7 ttl=64 time=0.246 ms > 64 bytes from 192.168.200.2: icmp_seq=8 ttl=64 time=0.204 ms > 64 bytes from 192.168.200.2: icmp_seq=9 ttl=64 time=0.302 ms > 64 bytes from 192.168.200.2: icmp_seq=10 ttl=64 time=0.249 ms > 64 bytes from 192.168.200.2: icmp_seq=11 ttl=64 time=0.459 ms > 64 bytes from 192.168.200.2: icmp_seq=12 ttl=64 time=0.232 ms > 64 bytes from 192.168.200.2: icmp_seq=13 ttl=64 time=0.275 ms > 64 bytes from 192.168.200.2: icmp_seq=14 ttl=64 time=0.243 ms > > 2. USB HOST(OHCI) > > Connect an usb serial port on OTG port, nex t is the kernel log: > > [   27.824137] usb 2-1: new full-speed USB device number 2 using > ohci-platform > [   28.865504] cdc_acm 2-1:1.0: ttyACM0: USB ACM device > [   29.565509] cdc_acm 2-1:1.2: ttyACM1: USB ACM device > > 3. USB HOST(EHCI) > > Connect an usb storage on OTG port, next is the kernel log: > > [   17.754147] usb 1-1: new high-speed USB device number 2 using > ehci-platform > [   17.955995] usb-storage 1-1:1.0: USB Mass Storage device detected > [   18.024497] scsi host1: usb-storage 1-1:1.0 > [   19.035091] scsi 1:0:0:0: Direct-Access     General  USB Flash > Disk   1.0  PQ: 0 ANSI: 2 > [   19.049717] sd 1:0:0:0: [sda] 7831552 512-byte logical blocks: > (4.01 GB/3.73 GiB) > [   19.060873] sd 1:0:0:0: [sda] Write Protect is off > [   19.071018] sd 1:0:0:0: [sda] No Caching mode page found > [   19.076437] sd 1:0:0:0: [sda] Assuming drive cache: write through > [   19.093566]  sda: sda1 > [   19.103492] sd 1:0:0:0: [sda] Attached SCSI removable disk > > issues: > ======= > > The system power often turned off when I plugged an usb device into > the OTG port. > It's not clear why. > > qianfan Zhao (2): >   ARM: dts: sun8i-r40: Add USB0_OTG/HOST support >   ARM: dts: bananapi-m2-ultra: Enable USB0_OTG and HOST support > >  .../boot/dts/sun8i-r40-bananapi-m2-ultra.dts  | 39 > +++++++++++++++++++ >  arch/arm/boot/dts/sun8i-r40.dtsi              | 34 ++++++++++++++++ >  2 files changed, 73 insertions(+) >