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Threshold seems to affect the CNAK retries needed.

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Maybe it's not possible to change NAK while the DMA engine is active.
Burst probably can't hurt.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27052 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Tobias Diedrich 2010-06-22 13:41:57 +00:00
parent bf7e632e86
commit f80c853c7e
1 changed files with 3 additions and 1 deletions
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4
firmware/target/arm/as3525/usb-drv-as3525.c
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@ -271,7 +271,9 @@ void usb_drv_init(void)
USB_DEV_CTRL = USB_DEV_CTRL_DESC_UPDATE |
USB_DEV_CTRL_THRES_ENABLE |
USB_DEV_CTRL_BURST_ENABLE;
USB_DEV_CTRL_BURST_ENABLE |
USB_DEV_CTRL_BLEN_8DWORDS |
USB_DEV_CTRL_TLEN_8THMAXSIZE;
USB_DEV_EP_INTR_MASK &= ~((1<<0) | (1<<16)); /* ep 0 */