xref: /openbmc/u-boot/include/fsl_mdio.h (revision c6af2e7d)
1 /*
2  * Copyright 2009-2010 Freescale Semiconductor, Inc.
3  *	Jun-jie Zhang <b18070@freescale.com>
4  *	Mingkai Hu <Mingkai.hu@freescale.com>
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation; either version 2 of
9  * the License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19  * MA 02111-1307 USA
20  */
21 #ifndef __FSL_PHY_H__
22 #define __FSL_PHY_H__
23 
24 #include <net.h>
25 #include <miiphy.h>
26 #include <asm/fsl_enet.h>
27 
28 /* PHY register offsets */
29 #define PHY_EXT_PAGE_ACCESS	0x1f
30 
31 /* MII Management Configuration Register */
32 #define MIIMCFG_RESET_MGMT          0x80000000
33 #define MIIMCFG_MGMT_CLOCK_SELECT   0x00000007
34 #define MIIMCFG_INIT_VALUE	    0x00000003
35 
36 /* MII Management Command Register */
37 #define MIIMCOM_READ_CYCLE	0x00000001
38 #define MIIMCOM_SCAN_CYCLE	0x00000002
39 
40 /* MII Management Address Register */
41 #define MIIMADD_PHY_ADDR_SHIFT	8
42 
43 /* MII Management Indicator Register */
44 #define MIIMIND_BUSY		0x00000001
45 #define MIIMIND_NOTVALID	0x00000004
46 
47 void tsec_local_mdio_write(struct tsec_mii_mng *phyregs, int port_addr,
48 		int dev_addr, int reg, int value);
49 int tsec_local_mdio_read(struct tsec_mii_mng *phyregs, int port_addr,
50 		int dev_addr, int regnum);
51 int tsec_phy_read(struct mii_dev *bus, int addr, int dev_addr, int regnum);
52 int tsec_phy_write(struct mii_dev *bus, int addr, int dev_addr, int regnum,
53 		u16 value);
54 
55 struct fsl_pq_mdio_info {
56 	struct tsec_mii_mng *regs;
57 	char *name;
58 };
59 int fsl_pq_mdio_init(bd_t *bis, struct fsl_pq_mdio_info *info);
60 
61 #endif /* __FSL_PHY_H__ */
62