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-rw-r--r--drivers/usb/musb/musb_cppi41.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
index 6afbd0dedec6..8dfd86771fac 100644
--- a/drivers/usb/musb/musb_cppi41.c
+++ b/drivers/usb/musb/musb_cppi41.c
@@ -543,6 +543,9 @@ static int cppi41_dma_channel_abort(struct dma_channel *channel)
} else {
cppi41_set_autoreq_mode(cppi41_channel, EP_MODE_AUTOREQ_NONE);
+ /* delay to drain to cppi dma pipeline for isoch */
+ udelay(250);
+
csr = musb_readw(epio, MUSB_RXCSR);
csr &= ~(MUSB_RXCSR_H_REQPKT | MUSB_RXCSR_DMAENAB);
musb_writew(epio, MUSB_RXCSR, csr);