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usb: musb: Populate new IO functions for blackfin
Populate new IO functions for blackfin Cc: Bryan Wu <cooloney@gmail.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
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1 changed files with 43 additions and 0 deletions
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@ -33,6 +33,41 @@ struct bfin_glue {
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};
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#define glue_to_musb(g) platform_get_drvdata(g->musb)
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static u32 bfin_fifo_offset(u8 epnum)
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{
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return USB_OFFSET(USB_EP0_FIFO) + (epnum * 8);
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}
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static u8 bfin_readb(const void __iomem *addr, unsigned offset)
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{
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return (u8)(bfin_read16(addr + offset));
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}
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static u16 bfin_readw(const void __iomem *addr, unsigned offset)
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{
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return bfin_read16(addr + offset);
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}
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static u32 bfin_readl(const void __iomem *addr, unsigned offset)
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{
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return (u32)(bfin_read16(addr + offset));
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}
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static void bfin_writeb(void __iomem *addr, unsigned offset, u8 data)
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{
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bfin_write16(addr + offset, (u16)data);
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}
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static void bfin_writew(void __iomem *addr, unsigned offset, u16 data)
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{
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bfin_write16(addr + offset, data);
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}
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static void binf_writel(void __iomem *addr, unsigned offset, u32 data)
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{
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bfin_write16(addr + offset, (u16)data);
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}
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/*
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* Load an endpoint's FIFO
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*/
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@ -433,6 +468,14 @@ static const struct musb_platform_ops bfin_ops = {
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.init = bfin_musb_init,
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.exit = bfin_musb_exit,
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.readb = bfin_readb,
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.writeb = bfin_writeb,
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.readw = bfin_readw,
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.writew = bfin_writew,
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.readl = bfin_readl,
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.writel = bfin_writel,
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.read_fifo = musb_read_fifo,
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.write_fifo = musb_write_fifo,
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.enable = bfin_musb_enable,
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.disable = bfin_musb_disable,
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