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42e990ea80
Now Blackfin support is removed, we no longer need function pointers for musb_readl() and musb_writel(). Signed-off-by: Bin Liu <b-liu@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
46 lines
1.7 KiB
C
46 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* MUSB OTG driver register I/O
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*
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* Copyright 2005 Mentor Graphics Corporation
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* Copyright (C) 2005-2006 by Texas Instruments
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* Copyright (C) 2006-2007 Nokia Corporation
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*/
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#ifndef __MUSB_LINUX_PLATFORM_ARCH_H__
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#define __MUSB_LINUX_PLATFORM_ARCH_H__
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#include <linux/io.h>
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#define musb_ep_select(_mbase, _epnum) musb->io.ep_select((_mbase), (_epnum))
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/**
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* struct musb_io - IO functions for MUSB
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* @quirks: platform specific flags
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* @ep_offset: platform specific function to get end point offset
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* @ep_select: platform specific function to select end point
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* @fifo_offset: platform specific function to get fifo offset
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* @read_fifo: platform specific function to read fifo
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* @write_fifo: platform specific function to write fifo
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* @busctl_offset: platform specific function to get busctl offset
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*/
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struct musb_io {
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u32 quirks;
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u32 (*ep_offset)(u8 epnum, u16 offset);
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void (*ep_select)(void __iomem *mbase, u8 epnum);
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u32 (*fifo_offset)(u8 epnum);
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void (*read_fifo)(struct musb_hw_ep *hw_ep, u16 len, u8 *buf);
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void (*write_fifo)(struct musb_hw_ep *hw_ep, u16 len, const u8 *buf);
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u32 (*busctl_offset)(u8 epnum, u16 offset);
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};
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/* Do not add new entries here, add them the struct musb_io instead */
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extern u8 (*musb_readb)(const void __iomem *addr, unsigned offset);
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extern void (*musb_writeb)(void __iomem *addr, unsigned offset, u8 data);
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extern u16 (*musb_readw)(const void __iomem *addr, unsigned offset);
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extern void (*musb_writew)(void __iomem *addr, unsigned offset, u16 data);
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extern u32 musb_readl(const void __iomem *addr, unsigned offset);
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extern void musb_writel(void __iomem *addr, unsigned offset, u32 data);
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#endif
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