| /* |
| * 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 */ |