Viewing file:  mdio-mux.h (1021 B) -rw-r--r--
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/*
* MDIO bus multiplexer framwork.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2011, 2012 Cavium, Inc.
*/
#ifndef __LINUX_MDIO_MUX_H
#define __LINUX_MDIO_MUX_H
#include <linux/device.h>
#include <linux/phy.h>
/* mdio_mux_init() - Initialize a MDIO mux
* @dev The device owning the MDIO mux
* @mux_node The device node of the MDIO mux
* @switch_fn The function called for switching target MDIO child
* mux_handle A pointer to a (void *) used internaly by mdio-mux
* @data Private data used by switch_fn()
* @mux_bus An optional parent bus (Other case are to use parent_bus property)
*/
int mdio_mux_init(struct device *dev,
struct device_node *mux_node,
int (*switch_fn) (int cur, int desired, void *data),
void **mux_handle,
void *data,
struct mii_bus *mux_bus);
void mdio_mux_uninit(void *mux_handle);
#endif /* __LINUX_MDIO_MUX_H */
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