xref: /OK3568_Linux_fs/u-boot/drivers/net/xilinx_ll_temac_mdio.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * Xilinx xps_ll_temac ethernet driver for u-boot
3  *
4  * MDIO bus access interface
5  *
6  * Copyright (C) 2011 - 2012 Stephan Linz <linz@li-pro.net>
7  * Copyright (C) 2008 - 2011 Michal Simek <monstr@monstr.eu>
8  * Copyright (C) 2008 - 2011 PetaLogix
9  *
10  * Based on Yoshio Kashiwagi kashiwagi@co-nss.co.jp driver
11  * Copyright (C) 2008 Nissin Systems Co.,Ltd.
12  * March 2008 created
13  *
14  * SPDX-License-Identifier:	GPL-2.0+
15  *
16  * [0]: http://www.xilinx.com/support/documentation
17  *
18  * [S]:	[0]/ip_documentation/xps_ll_temac.pdf
19  * [A]:	[0]/application_notes/xapp1041.pdf
20  */
21 #ifndef _XILINX_LL_TEMAC_MDIO_
22 #define _XILINX_LL_TEMAC_MDIO_
23 
24 #include <net.h>
25 #include <miiphy.h>
26 
27 #include <asm/types.h>
28 #include <asm/byteorder.h>
29 
30 #include "xilinx_ll_temac.h"
31 
32 int ll_temac_local_mdio_read(struct temac_reg *regs, int addr, int devad,
33 				int regnum);
34 void ll_temac_local_mdio_write(struct temac_reg *regs, int addr, int devad,
35 				int regnum, u16 value);
36 
37 int ll_temac_phy_read(struct mii_dev *bus, int addr, int devad, int regnum);
38 int ll_temac_phy_write(struct mii_dev *bus, int addr, int devad, int regnum,
39 			u16 value);
40 
41 int ll_temac_phy_addr(struct mii_dev *bus);
42 
43 struct ll_temac_mdio_info {
44 	struct temac_reg *regs;
45 	char *name;
46 };
47 
48 int xilinx_ll_temac_mdio_initialize(bd_t *bis, struct ll_temac_mdio_info *info);
49 
50 #endif /* _XILINX_LL_TEMAC_MDIO_ */
51