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Commit 9c668079 authored by Bob Liu's avatar Bob Liu Committed by Felipe Balbi
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usb: musb: hsdma: change back to use musb_read/writew 



Blackfin platform doesn't support 32bits musbdma registers, so change back to
use musb_read/writew instead of musb_read/writel and simply some format casts.

Signed-off-by: default avatarBob Liu <lliubbo@gmail.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 541079de

drivers/usb/musb/musbhsdma.h

+14 −5
Original line number Diff line number Diff line
@@ -94,24 +94,33 @@ static inline void musb_write_hsdma_addr(void __iomem *mbase, 
{

	musb_writew(mbase,

		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_ADDR_LOW),

		((u16)((u32) dma_addr & 0xFFFF)));

		dma_addr);

	musb_writew(mbase,

		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_ADDR_HIGH),

		((u16)(((u32) dma_addr >> 16) & 0xFFFF)));

		(dma_addr >> 16));

}



static inline u32 musb_read_hsdma_count(void __iomem *mbase, u8 bchannel)

{

	return musb_readl(mbase,

	u32 count = musb_readw(mbase,

		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH));



	count = count << 16;



	count |= musb_readw(mbase,

		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW));



	return count;

}



static inline void musb_write_hsdma_count(void __iomem *mbase,

				u8 bchannel, u32 len)

{

	musb_writel(mbase,

	musb_writew(mbase,

		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW),len);

	musb_writew(mbase,

		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH),

		len);

		(len >> 16));

}



#endif /* CONFIG_BLACKFIN */