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AM3352 不识别4G模块

ghostpipi
Prodigy 240 points
Other Parts Discussed in Thread: AM3352

AM3352和4G模块通过USB接口连接，硬件设计时只连接USB的DP和DM管脚，4G模块直接有电源供电，芯片其他USB管脚全部悬空，请问这样有问题吗？

启动log如下

root@am335x:~# dmesg | grep "usb"
[ 0.407190] usbcore: registered new interface driver usbfs
[ 0.407285] usbcore: registered new interface driver hub
[ 0.407639] usbcore: registered new device driver usb
[ 1.547882] usbcore: registered new interface driver cdc_ether
[ 1.553910] usbcore: registered new interface driver cdc_eem
[ 1.559734] usbcore: registered new interface driver cdc_ncm
[ 1.565534] usbcore: registered new interface driver huawei_cdc_ncm
[ 1.571974] usbcore: registered new interface driver cdc_mbim
[ 1.591129] usbcore: registered new interface driver cdc_acm
[ 1.605010] usbcore: registered new interface driver cdc_wdm
[ 1.610779] usbcore: registered new interface driver usb-storage
[ 1.617025] usbcore: registered new interface driver usbserial
[ 1.622971] usbcore: registered new interface driver usbserial_generic
[ 1.629585] usbserial: USB Serial support registered for generic
[ 1.635707] usbcore: registered new interface driver usb_debug
[ 1.641615] usbserial: USB Serial support registered for debug
[ 1.647550] usbcore: registered new interface driver io_edgeport
[ 1.653658] usbserial: USB Serial support registered for Edgeport 2 port adap
ter
[ 1.661135] usbserial: USB Serial support registered for Edgeport 4 port adap
ter
[ 1.668645] usbserial: USB Serial support registered for Edgeport 8 port adap
ter
[ 1.676147] usbserial: USB Serial support registered for EPiC device
[ 1.682603] usbcore: registered new interface driver io_ti
[ 1.688165] usbserial: USB Serial support registered for Edgeport TI 1 port a
dapter
[ 1.695931] usbserial: USB Serial support registered for Edgeport TI 2 port a
dapter
[ 1.703706] usbcore: registered new interface driver option
[ 1.709362] usbserial: USB Serial support registered for GSM modem (1-port)
[ 1.716431] usbcore: registered new interface driver qcaux
[ 1.722016] usbserial: USB Serial support registered for qcaux
[ 1.727928] usbcore: registered new interface driver qcserial
[ 1.733777] usbserial: USB Serial support registered for Qualcomm USB modem
[ 1.740819] usbcore: registered new interface driver safe_serial
[ 1.746927] usbserial: USB Serial support registered for safe_serial
[ 1.753387] usbcore: registered new interface driver usb_serial_simple
[ 1.759993] usbserial: USB Serial support registered for zio
[ 1.765751] usbserial: USB Serial support registered for funsoft
[ 1.771859] usbserial: USB Serial support registered for flashloader
[ 1.778299] usbserial: USB Serial support registered for vivopay
[ 1.784408] usbserial: USB Serial support registered for moto_modem
[ 1.790753] usbserial: USB Serial support registered for hp4x
[ 1.796600] usbserial: USB Serial support registered for suunto
[ 1.802622] usbserial: USB Serial support registered for siemens_mpi
[ 1.809059] usbcore: registered new interface driver ti_usb_3410_5052
[ 1.815607] usbserial: USB Serial support registered for TI USB 3410 1 port a
dapter
[ 1.823374] usbserial: USB Serial support registered for TI USB 5052 2 port a
dapter
[ 1.831154] usbcore: registered new interface driver cdc_xr_usb_serial
[ 1.837736] xr_usb_serial_common: Exar USB UART (serial port) driver
[ 1.846222] 47401300.usb-phy supply vcc not found, using dummy regulator
[ 1.984264] musb-hdrc musb-hdrc.0.auto: Failed to request rx1.
[ 1.990241] musb-hdrc musb-hdrc.0.auto: musb_init_controller failed with stat
us -517
[ 1.998174] platform musb-hdrc.0.auto: Driver musb-hdrc requests probe deferr
al
[ 2.006424] 47401b00.usb-phy supply vcc not found, using dummy regulator
[ 2.104414] musb-hdrc musb-hdrc.1.auto: Failed to request rx1.
[ 2.110370] musb-hdrc musb-hdrc.1.auto: musb_init_controller failed with stat
us -517
[ 2.118305] platform musb-hdrc.1.auto: Driver musb-hdrc requests probe deferr
al
[ 2.202751] usbcore: registered new interface driver usbhid
[ 2.208360] usbhid: USB HID core driver
[ 2.384880] musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk
split, HB-ISO Rx, HB-ISO Tx, SoftConn)
[ 2.384902] musb-hdrc: MHDRC RTL version 2.0
[ 2.384913] musb-hdrc: setup fifo_mode 4
[ 2.384933] musb-hdrc: 28/31 max ep, 16384/16384 memory
[ 2.385095] musb-hdrc musb-hdrc.0.auto: MUSB HDRC host driver
[ 2.391341] musb-hdrc musb-hdrc.0.auto: new USB bus registered, assigned bus
number 1
[ 2.399682] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 2.406592] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=
1
[ 2.413932] usb usb1: Product: MUSB HDRC host driver
[ 2.418924] usb usb1: Manufacturer: Linux 3.14.46 musb-hcd
[ 2.424467] usb usb1: SerialNumber: musb-hdrc.0.auto
[ 2.485895] musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk
split, HB-ISO Rx, HB-ISO Tx, SoftConn)
[ 2.485917] musb-hdrc: MHDRC RTL version 2.0
[ 2.485929] musb-hdrc: setup fifo_mode 4
[ 2.485947] musb-hdrc: 28/31 max ep, 16384/16384 memory
[ 2.486102] musb-hdrc musb-hdrc.1.auto: MUSB HDRC host driver
[ 2.492467] musb-hdrc musb-hdrc.1.auto: new USB bus registered, assigned bus
number 2
[ 2.500640] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 2.507522] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=
1
[ 2.514806] usb usb2: Product: MUSB HDRC host driver
[ 2.519797] usb usb2: Manufacturer: Linux 3.14.46 musb-hcd
[ 2.525329] usb usb2: SerialNumber: musb-hdrc.1.auto
[ 2.591091] musb-hdrc musb-hdrc.0.auto: VBUS_ERROR in a_wait_vrise (81, <Sess
End), retry #1, port1 00000104
[ 2.701305] musb-hdrc musb-hdrc.1.auto: VBUS_ERROR in a_wait_vrise (81, <Sess
End), retry #1, port1 00000104
[ 2.743606] musb-hdrc musb-hdrc.0.auto: VBUS_ERROR in a_wait_vrise (81, <Sess
End), retry #2, port1 00000104
[ 2.844656] musb-hdrc musb-hdrc.1.auto: VBUS_ERROR in a_wait_vrise (81, <Sess
End), retry #2, port1 00000104
[ 2.896054] musb-hdrc musb-hdrc.0.auto: VBUS_ERROR in a_wait_vrise (81, <Sess
End), retry #3, port1 00000104
[ 2.997102] musb-hdrc musb-hdrc.1.auto: VBUS_ERROR in a_wait_vrise (81, <Sess
End), retry #3, port1 00000104
[ 3.048458] musb-hdrc musb-hdrc.0.auto: VBUS_ERROR in a_wait_vrise (80, <Sess
End), retry #3, port1 0008010c
[ 3.149512] musb-hdrc musb-hdrc.1.auto: VBUS_ERROR in a_wait_vrise (80, <Sess
End), retry #3, port1 0008010c

  • 0
    TI__Mastermind 35157 points

    usb 接鼠标，U盘可以正常工作吗？

    usb部分的电路设计有截图吗？

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    使用的是mini-pcie插座，没法试验鼠标和U盘

    原来图见附件

  • 0 回复 ghostpipi
    TI__Mastermind 35157 points

    看了您的原理图，建议您参考ti的evm板进行usb部分设计，vbus和drv vbus都没有接，软件不支持，所以会报出上面的错误

  • 0 回复 Yaoming Qin
    Mastermind 9486 points

    不接电源这种错误怎么也发生了

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    Yaoming Qin 说：

    看了您的原理图，建议您参考ti的evm板进行usb部分设计，vbus和drv vbus都没有接，软件不支持，所以会报出上面的错误

    在目前这种连接方法，能通过软件规避么？

  • 0 回复 leo chen
    Prodigy 240 points

    leo chen 说：

    不接电源这种错误怎么也发生了

    问一下，如果AM只做host，VBUS也需要连接是吗？

  • 0 回复 ghostpipi
    TI__Mastermind 35157 points

    您用的是哪个版本的sdk？ AM335x测的vbus可以改为拉高到5v吗？

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    Yaoming Qin 说：

    您用的是哪个版本的sdk？ AM335x测的vbus可以改为拉高到5v吗？

    ti-processor-sdk-linux-am335x-evm-01.00.00.00-Linux-x86-Install.bin

    今天问问硬件的同事看可以改不？如果可以的话，可以用软件规避是吗？

  • 0 回复 ghostpipi
    TI__Mastermind 35157 points

    软件方面，请您参考 linux-3.14.26-g2489c02/Documentation/devicetree/bindings/usb/am33xx-usb.txt ， 对linux-3.14.26-g2489c02/arch/arm/boot/dts/am33xx.dtsi 中的dr_mode 进行修改。

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    现在把vbus拉倒5V了，dr_mode改成host了，但是也没识别，但是输出

    [ 6.852136] musb-hdrc musb-hdrc.0.auto: otg: usb_otg_kick_fsm: invalid host/g
    adget device

  • 0 回复 ghostpipi
    TI__Mastermind 35157 points

    ID 脚拉低了吗？

    最好能把改后的原理图和修改的代码都发上来看看。

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    Yaoming Qin 说：

    ID 脚拉低了吗？

    最好能把改后的原理图和修改的代码都发上来看看。

    原理图没改，只是在板卡上飞线了，ID接地，VBUS直接5V，DrvBUS没接
    menuconfig里，OTG禁止，MSUB Mode Selection选择Host only mode
    dts里修改如下

    500 usb0: usb@47401000 {
    501 compatible = "ti,musb-am33xx";
    502 status = "disabled";
    503 reg = <0x47401400 0x400
    504 0x47401000 0x200>;
    505 reg-names = "mc", "control";
    506
    507 interrupts = <18>;
    508 interrupt-names = "mc";
    509 dr_mode = "host";
    510 mentor,multipoint = <1>;
    511 mentor,num-eps = <16>;
    512 mentor,ram-bits = <12>;
    513 mentor,power = <500>;
    514 phys = <&usb0_phy>;
    515
    516 dmas = <&cppi41dma 0 0 &cppi41dma 1 0
    517 &cppi41dma 2 0 &cppi41dma 3 0
    518 &cppi41dma 4 0 &cppi41dma 5 0
    519 &cppi41dma 6 0 &cppi41dma 7 0
    520 &cppi41dma 8 0 &cppi41dma 9 0
    521 &cppi41dma 10 0 &cppi41dma 11 0
    522 &cppi41dma 12 0 &cppi41dma 13 0
    523 &cppi41dma 14 0 &cppi41dma 0 1
    524 &cppi41dma 1 1 &cppi41dma 2 1
    525 &cppi41dma 3 1 &cppi41dma 4 1
    526 &cppi41dma 5 1 &cppi41dma 6 1
    527 &cppi41dma 7 1 &cppi41dma 8 1
    528 &cppi41dma 9 1 &cppi41dma 10 1
    529 &cppi41dma 11 1 &cppi41dma 12 1
    530 &cppi41dma 13 1 &cppi41dma 14 1>;
    531 dma-names =
    532 "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
    533 "rx8", "rx9", "rx10", "rx11", "rx12", "rx13",
    534 "rx14", "rx15",
    535 "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7",
    536 "tx8", "tx9", "tx10", "tx11", "tx12", "tx13",
    537 "tx14", "tx15";
    538 };

  • 0 回复 ghostpipi
    TI__Mastermind 35157 points

    在 board-am335xevm.c     中请参考：


    static struct omap_musb_board_data musb_board_data = {
    .interface_type = MUSB_INTERFACE_ULPI,
    /*
    * mode[0:3] = USB0PORT's mode
    * mode[4:7] = USB1PORT's mode
    * AM335X beta EVM has USB0 in OTG mode and USB1 in host mode.
    */
    .mode = (MUSB_HOST << 4) | MUSB_PERIPHERAL,//MUSB_OTG,
    .power = 500,
    .instances = 1,
    };

    根据您的usb口进行修改。

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    Yaoming Qin 说：

    在 board-am335xevm.c     中请参考：


    static struct omap_musb_board_data musb_board_data = {
    .interface_type = MUSB_INTERFACE_ULPI,
    /*
    * mode[0:3] = USB0PORT's mode
    * mode[4:7] = USB1PORT's mode
    * AM335X beta EVM has USB0 in OTG mode and USB1 in host mode.
    */
    .mode = (MUSB_HOST << 4) | MUSB_PERIPHERAL,//MUSB_OTG,
    .power = 500,
    .instances = 1,
    };

    根据您的usb口进行修改。

    SDK里linux版本是3.14.43，没有board-am335xevm.c啊

  • 0 回复 ghostpipi
    TI__Mastermind 35157 points

    那你把drv vbus拉高看看，这个pin引出来了吗？

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    Yaoming Qin 说：

    那你把drv vbus拉高看看，这个pin引出来了吗？

    drv vbus拉不出来了
    现在报这种错误

    [ 2.841379] usb 1-1: new full-speedll-speedice number 2 using musb-hdrc
    [ 2.971362] usb 1-1: device descriptor read/64, error -71
    [ 3.201333] usb 1-1: device descriptor read/64, error -71
    [ 3.431443] usb 1-1: new full-speed USB device number 3 using musb-hdrc
    [ 3.571417] usb 1-1: device descriptor read/64, error -71
    [ 3.801363] usb 1-1: device descriptor read/64, error -71
    [ 4.041471] usb 1-1: new full-speed USB device number 4 using musb-hdrc
    [ 4.461345] usb 1-1: device not accepting address 4, error -71
    [ 4.581472] usb 1-1: new full-speed USB device number 5 using musb-hdrc
    [ 5.001379] usb 1-1: device not accepting address 5, error -71

  • 0 回复 ghostpipi
    TI__Mastermind 35157 points

    ghostpipi 说：

    那你把drv vbus拉高看看，这个pin引出来了吗？

    drv vbus拉不出来了
    现在报这种错误

    [ 2.841379] usb 1-1: new full-speedll-speedice number 2 using musb-hdrc
    [ 2.971362] usb 1-1: device descriptor read/64, error -71
    [ 3.201333] usb 1-1: device descriptor read/64, error -71
    [ 3.431443] usb 1-1: new full-speed USB device number 3 using musb-hdrc
    [ 3.571417] usb 1-1: device descriptor read/64, error -71
    [ 3.801363] usb 1-1: device descriptor read/64, error -71
    [ 4.041471] usb 1-1: new full-speed USB device number 4 using musb-hdrc
    [ 4.461345] usb 1-1: device not accepting address 4, error -71
    [ 4.581472] usb 1-1: new full-speed USB device number 5 using musb-hdrc
    [ 5.001379] usb 1-1: device not accepting address 5, error -71

    [/quote]

    这个问题没见过，还是怀疑电路设计的问题。 这样吧，您把修改了，飞线后的电路图贴出来，我内部看看，看软件能不能改，但不能保证软件能解决这个问题。

    我们的软件是依据evm板上的usb电路设计做的。

  • 0 回复 Yaoming Qin
    Prodigy 240 points

    Yaoming Qin 说：

    那你把drv vbus拉高看看，这个pin引出来了吗？

    drv vbus拉不出来了
    现在报这种错误

    [ 2.841379] usb 1-1: new full-speedll-speedice number 2 using musb-hdrc
    [ 2.971362] usb 1-1: device descriptor read/64, error -71
    [ 3.201333] usb 1-1: device descriptor read/64, error -71
    [ 3.431443] usb 1-1: new full-speed USB device number 3 using musb-hdrc
    [ 3.571417] usb 1-1: device descriptor read/64, error -71
    [ 3.801363] usb 1-1: device descriptor read/64, error -71
    [ 4.041471] usb 1-1: new full-speed USB device number 4 using musb-hdrc
    [ 4.461345] usb 1-1: device not accepting address 4, error -71
    [ 4.581472] usb 1-1: new full-speed USB device number 5 using musb-hdrc
    [ 5.001379] usb 1-1: device not accepting address 5, error -71

    [/quote]

    这个问题没见过，还是怀疑电路设计的问题。 这样吧，您把修改了，飞线后的电路图贴出来，我内部看看，看软件能不能改，但不能保证软件能解决这个问题。

    我们的软件是依据evm板上的usb电路设计做的。

    [/quote]