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: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -1687,6 +1687,19 @@ static int __init at91udc_probe(struct platform_device *pdev)
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udc->board.pullup_active_low);
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}
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/* newer chips have more FIFO memory than rm9200 */
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if (cpu_is_at91sam9260()) {
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udc->ep[0].maxpacket = 64;
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udc->ep[3].maxpacket = 64;
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udc->ep[4].maxpacket = 512;
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udc->ep[5].maxpacket = 512;
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} else if (cpu_is_at91sam9261()) {
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udc->ep[3].maxpacket = 64;
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} else if (cpu_is_at91sam9263()) {
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udc->ep[0].maxpacket = 64;
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udc->ep[3].maxpacket = 64;
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}
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udc->udp_baseaddr = ioremap(res->start, res->end - res->start + 1);
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if (!udc->udp_baseaddr) {
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retval = -ENOMEM;
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