forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
49 lines
1.9 KiB
49 lines
1.9 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
/* |
|
* MUSB OTG driver register I/O |
|
* |
|
* Copyright 2005 Mentor Graphics Corporation |
|
* Copyright (C) 2005-2006 by Texas Instruments |
|
* Copyright (C) 2006-2007 Nokia Corporation |
|
*/ |
|
|
|
#ifndef __MUSB_LINUX_PLATFORM_ARCH_H__ |
|
#define __MUSB_LINUX_PLATFORM_ARCH_H__ |
|
|
|
#include <linux/io.h> |
|
|
|
#define musb_ep_select(_mbase, _epnum) musb->io.ep_select((_mbase), (_epnum)) |
|
|
|
/** |
|
* struct musb_io - IO functions for MUSB |
|
* @ep_offset: platform specific function to get end point offset |
|
* @ep_select: platform specific function to select end point |
|
* @fifo_offset: platform specific function to get fifo offset |
|
* @read_fifo: platform specific function to read fifo |
|
* @write_fifo: platform specific function to write fifo |
|
* @busctl_offset: platform specific function to get busctl offset |
|
* @get_toggle: platform specific function to get toggle |
|
* @set_toggle: platform specific function to set toggle |
|
*/ |
|
struct musb_io { |
|
u32 (*ep_offset)(u8 epnum, u16 offset); |
|
void (*ep_select)(void __iomem *mbase, u8 epnum); |
|
u32 (*fifo_offset)(u8 epnum); |
|
void (*read_fifo)(struct musb_hw_ep *hw_ep, u16 len, u8 *buf); |
|
void (*write_fifo)(struct musb_hw_ep *hw_ep, u16 len, const u8 *buf); |
|
u32 (*busctl_offset)(u8 epnum, u16 offset); |
|
u16 (*get_toggle)(struct musb_qh *qh, int is_out); |
|
u16 (*set_toggle)(struct musb_qh *qh, int is_out, struct urb *urb); |
|
}; |
|
|
|
/* Do not add new entries here, add them the struct musb_io instead */ |
|
extern u8 (*musb_readb)(void __iomem *addr, u32 offset); |
|
extern void (*musb_writeb)(void __iomem *addr, u32 offset, u8 data); |
|
extern u8 (*musb_clearb)(void __iomem *addr, u32 offset); |
|
extern u16 (*musb_readw)(void __iomem *addr, u32 offset); |
|
extern void (*musb_writew)(void __iomem *addr, u32 offset, u16 data); |
|
extern u16 (*musb_clearw)(void __iomem *addr, u32 offset); |
|
extern u32 musb_readl(void __iomem *addr, u32 offset); |
|
extern void musb_writel(void __iomem *addr, u32 offset, u32 data); |
|
|
|
#endif
|
|
|