xref: /openbmc/u-boot/include/fsl_mdio.h (revision 7ca6f363)
1 /*
2  * Copyright 2009-2012, 2013 Freescale Semiconductor, Inc.
3  *	Jun-jie Zhang <b18070@freescale.com>
4  *	Mingkai Hu <Mingkai.hu@freescale.com>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 #ifndef __FSL_PHY_H__
9 #define __FSL_PHY_H__
10 
11 #include <net.h>
12 #include <miiphy.h>
13 #include <asm/fsl_enet.h>
14 
15 /* PHY register offsets */
16 #define PHY_EXT_PAGE_ACCESS	0x1f
17 
18 /* MII Management Configuration Register */
19 #define MIIMCFG_RESET_MGMT          0x80000000
20 #define MIIMCFG_MGMT_CLOCK_SELECT   0x00000007
21 #define MIIMCFG_INIT_VALUE	    0x00000003
22 
23 /* MII Management Command Register */
24 #define MIIMCOM_READ_CYCLE	0x00000001
25 #define MIIMCOM_SCAN_CYCLE	0x00000002
26 
27 /* MII Management Address Register */
28 #define MIIMADD_PHY_ADDR_SHIFT	8
29 
30 /* MII Management Indicator Register */
31 #define MIIMIND_BUSY		0x00000001
32 #define MIIMIND_NOTVALID	0x00000004
33 
34 void tsec_local_mdio_write(struct tsec_mii_mng __iomem *phyregs, int port_addr,
35 		int dev_addr, int reg, int value);
36 int tsec_local_mdio_read(struct tsec_mii_mng __iomem *phyregs, int port_addr,
37 		int dev_addr, int regnum);
38 int tsec_phy_read(struct mii_dev *bus, int addr, int dev_addr, int regnum);
39 int tsec_phy_write(struct mii_dev *bus, int addr, int dev_addr, int regnum,
40 		u16 value);
41 int memac_mdio_write(struct mii_dev *bus, int port_addr, int dev_addr,
42 		int regnum, u16 value);
43 int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr,
44 		int regnum);
45 
46 struct fsl_pq_mdio_info {
47 	struct tsec_mii_mng __iomem *regs;
48 	char *name;
49 };
50 int fsl_pq_mdio_init(bd_t *bis, struct fsl_pq_mdio_info *info);
51 
52 #endif /* __FSL_PHY_H__ */
53