summaryrefslogblamecommitdiff
path: root/include/linux/mdio-mux.h
blob: a5d58f22193967d19d947b368fe3ae810079e0b5 (plain) (tree) 
0ca2997d1452 ^












f20e6657a875 ^

0ca2997d1452 ^

5482a978b962 ^








0ca2997d1452 ^

5482a978b962 ^

0ca2997d1452 ^


f20e6657a875 ^


0ca2997d1452 ^




1
2
3
4
5
6
7
8
9
10
11
12

13

14

15
16
17
18
19
20
21
22

23

24

25
26

27
28

29
30
31
32












                                                                             
                      
 







                                                                                  
                                     
                                               

                                                                      

                                           



                                       
/*
 * 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 */