From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m12-16.163.com (m12-16.163.com [220.181.12.16]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 4CE607F4 for ; Tue, 24 May 2022 09:16:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Message-ID:Date:MIME-Version:Subject:From; bh=6bHKB N/3QBi7HzN/vwEopZXo21vzzru1+xafDO7zm/8=; b=L7Q/+yfYROd3FnDLltavy zVXjGu/4+M1TvU/HFo0Kxipslob/GjEvc4qu9bv5toD1N8hbvys54EP1BwB9yGfu 6cmneO10AQFXUby3pKbx9+JQkp+CxEUeejCv0FEfUtqJFupl/EzUJLs7jvx/4la0 2UE0pmtRUcWcw6aMN2qKas= Received: from [192.168.3.102] (unknown [218.201.129.20]) by smtp12 (Coremail) with SMTP id EMCowABnTDU8ooxiXDX+BA--.128S2; Tue, 24 May 2022 17:15:43 +0800 (CST) Message-ID: <12833b83-59a9-a808-4d62-60658df8d628@163.com> Date: Tue, 24 May 2022 17:15:40 +0800 Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Subject: Re: [PATCH v4 0/2] ARM: sun8i-r40: Enable usb otg support Content-Language: en-US To: Icenowy Zheng , 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 References: <20220518101706.26869-1-qianfanguijin@163.com> From: qianfan In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CM-TRANSID:EMCowABnTDU8ooxiXDX+BA--.128S2 X-Coremail-Antispam: 1Uf129KBjvJXoWxCw43GFy5WFW7trWfWw4kJFb_yoW5Cw1kpF W7XFZ7Gw1ktw1Syay3ua4UW3y3Z3yrXayjyFn3tFy8Ar13ur1DAanrKr95KasxWr13Zw47 Kwn5Jwn3Kr1YgF7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07jONVkUUUUU= X-Originating-IP: [218.201.129.20] X-CM-SenderInfo: htld0w5dqj3xxmlqqiywtou0bp/xtbBzh8L7WI0UkpUyQAAsk 在 2022/5/23 21:11, Icenowy Zheng 写道: > 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? Hi, could you please try this patch again? > >> ➜  ~ 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(+) >>