Messages in this thread | | | Date | Tue, 24 May 2022 17:15:40 +0800 | Subject | Re: [PATCH v4 0/2] ARM: sun8i-r40: Enable usb otg support | From | qianfan <> |
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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 <qianfanguijin@163.com> >> >> 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(+) >>
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