USB device!

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originally posted by goral@Apr 28 2006, 02:07 PM

hi, hippo

thank for your help, my usb flash disk was working now,, these is my message using on de ii board:

<div class='quotetop'>quote

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# usb 1-2: new full speed usb device using isp1362-hcd and address 2

usb 1-2: product: usb mass storage

usb 1-2: manufacturer: usb mass storage

usb 1-2: serialnumber: abcdef123456789

usb 1-2: configuration# 1 chosen from 1 choice

scsi0 : scsi emulation for usb mass storage devices

vendor: usb-disk model: freedik-lwformat rev: 1.06

type: direct-access ansi scsi revision: 00

scsi device sda: 261856 512-byte hdwr sectors (134 mb)

sda: write protect is off

sda: assuming drive cache: write through

scsi device sda: 261856 512-byte hdwr sectors (134 mb)

sda: write protect is off

sda: assuming drive cache: write through

sda:<7>usb-storage: queuecommand called

sda1

sd 0:0:0:0: attached scsi removable disk sda

# mount -t vfat /dev/sda1 /mnt# cd /mnt# ls

de2_usermanual.pdf#

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I only changed two place in isp1362-hcd.c

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static int isp1362_hc_reset(struct usb_hcd *hcd)

{

int ret = 0;

struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);

unsigned long t;

unsigned long timeout = 20;

unsigned long flags;

int clkrdy = 0;

ret = 1;

INFO("%s:\n", __FUNCTION__);

if (isp1362_hcd->board && isp1362_hcd->board->reset) {

isp1362_hcd->board->reset(hcd->self.controller, 1);

msleep(20);

if (isp1362_hcd->board->clock) {

isp1362_hcd->board->clock(hcd->self.controller, 1);

}

isp1362_hcd->board->reset(hcd->self.controller, 0);

} else {

isp1362_sw_reset(isp1362_hcd);

}

// chip has been reset. First we need to see a clock

t = jiffies + msecs_to_jiffies(timeout);

while (!clkrdy && time_before_eq(jiffies, t)) {

spin_lock_irqsave(&isp1362_hcd->lock, flags);

clkrdy = isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_CLKRDY;

spin_unlock_irqrestore(&isp1362_hcd->lock, flags);

if (!clkrdy) {

msleep(4);

}

}

spin_lock_irqsave(&isp1362_hcd->lock, flags);

isp1362_write_reg16(isp1362_hcd, HCuPINT, HCuPINT_CLKRDY);

spin_unlock_irqrestore(&isp1362_hcd->lock, flags);

if (clkrdy) {

ERR("Clock not ready after %lums\n", timeout);

ret = -ENODEV;

}

return ret;

}[/b]

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With best regards!

<div align='right'><{post_snapback}> (index.php?act=findpost&pid=14801)</div>

[/b]

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Thank you, too.

So you just bypass the clock check?