Commit cc92f681 authored by Tony Lindgren's avatar Tony Lindgren Committed by Felipe Balbi
Browse files

usb: musb: Populate new IO functions for blackfin 



Populate new IO functions for blackfin

Cc: Bryan Wu <cooloney@gmail.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 9d506fc6

drivers/usb/musb/blackfin.c

+43 −0
Original line number Diff line number Diff line
@@ -33,6 +33,41 @@ struct bfin_glue { 
};

#define glue_to_musb(g)		platform_get_drvdata(g->musb)



static u32 bfin_fifo_offset(u8 epnum)

{

	return USB_OFFSET(USB_EP0_FIFO) + (epnum * 8);

}



static u8 bfin_readb(const void __iomem *addr, unsigned offset)

{

	return (u8)(bfin_read16(addr + offset));

}



static u16 bfin_readw(const void __iomem *addr, unsigned offset)

{

	return bfin_read16(addr + offset);

}



static u32 bfin_readl(const void __iomem *addr, unsigned offset)

{

	return (u32)(bfin_read16(addr + offset));

}



static void bfin_writeb(void __iomem *addr, unsigned offset, u8 data)

{

	bfin_write16(addr + offset, (u16)data);

}



static void bfin_writew(void __iomem *addr, unsigned offset, u16 data)

{

	bfin_write16(addr + offset, data);

}



static void binf_writel(void __iomem *addr, unsigned offset, u32 data)

{

	bfin_write16(addr + offset, (u16)data);

}



/*

 * Load an endpoint's FIFO

 */
@@ -433,6 +468,14 @@ static const struct musb_platform_ops bfin_ops = { 
	.init		= bfin_musb_init,

	.exit		= bfin_musb_exit,



	.readb		= bfin_readb,

	.writeb		= bfin_writeb,

	.readw		= bfin_readw,

	.writew		= bfin_writew,

	.readl		= bfin_readl,

	.writel		= bfin_writel,

	.read_fifo	= musb_read_fifo,

	.write_fifo	= musb_write_fifo,

	.enable		= bfin_musb_enable,

	.disable	= bfin_musb_disable,