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Commit ea737554 authored by Vikram Pandita's avatar Vikram Pandita Committed by Felipe Balbi
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usb: musb: omap2+: fix context api's 



RxFifoSz, TxFifoSz, RxFifoAddr, TxFifoAddr
are all indexed registers.

So before doing a context save or restore, INDEX register
should be set, then only one gets to the right register offset.

Signed-off-by: default avatarVikram Pandita <vikram.pandita@ti.com>
Signed-off-by: default avatarAnand Gadiyar <gadiyar@ti.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent be18a251

drivers/usb/musb/musb_core.c

+2 −0
Original line number Diff line number Diff line
@@ -2158,6 +2158,7 @@ static void musb_save_context(struct musb *musb) 
		if (!epio)

			continue;



		musb_writeb(musb_base, MUSB_INDEX, i);

		musb->context.index_regs[i].txmaxp =

			musb_readw(epio, MUSB_TXMAXP);

		musb->context.index_regs[i].txcsr =
@@ -2233,6 +2234,7 @@ static void musb_restore_context(struct musb *musb) 
		if (!epio)

			continue;



		musb_writeb(musb_base, MUSB_INDEX, i);

		musb_writew(epio, MUSB_TXMAXP,

			musb->context.index_regs[i].txmaxp);

		musb_writew(epio, MUSB_TXCSR,