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Altera_Forum's avatar
Altera_Forum
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20 years ago

IRQ mapping in SOPC builder

I fixed up the device address (na_usb - to the address assigned to ISP1362 in SOPC builder) and irq (na_usb_irq - IRQ 4 when viewed in SOPC builder) and corrected the chip id so linux recognizes the ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

it didn't initialize the isp1362-hcd,

Did you select isp1362 hcd in kernel menuconfig?

Try add some printk and debug to the code, arch/nios2nommu/kernel/usb.c and drivers/usb/host/isp1362-hcd.c .