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Commit bb24280f authored by David Brownell's avatar David Brownell Committed by Greg Kroah-Hartman
Browse files

USB: at91_udc: updated fifo sizes 



It turns out newer versions of the AT91 UDC hardware have increased
sizes of some of the FIFOs.  Reporting that is a Good Thing.

Signed-off-by: default avatarDavid Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent e184d5fc

drivers/usb/gadget/at91_udc.c

+13 −0
Original line number Diff line number Diff line
@@ -1687,6 +1687,19 @@ static int __init at91udc_probe(struct platform_device *pdev) 
				udc->board.pullup_active_low);

	}



	/* newer chips have more FIFO memory than rm9200 */

	if (cpu_is_at91sam9260()) {

		udc->ep[0].maxpacket = 64;

		udc->ep[3].maxpacket = 64;

		udc->ep[4].maxpacket = 512;

		udc->ep[5].maxpacket = 512;

	} else if (cpu_is_at91sam9261()) {

		udc->ep[3].maxpacket = 64;

	} else if (cpu_is_at91sam9263()) {

		udc->ep[0].maxpacket = 64;

		udc->ep[3].maxpacket = 64;

	}



	udc->udp_baseaddr = ioremap(res->start, res->end - res->start + 1);

	if (!udc->udp_baseaddr) {

		retval = -ENOMEM;