1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright 2009-2012, 2013 Freescale Semiconductor, Inc.
4 *	Jun-jie Zhang <b18070@freescale.com>
5 *	Mingkai Hu <Mingkai.hu@freescale.com>
6 */
7
8#ifndef __FSL_PHY_H__
9#define __FSL_PHY_H__
10
11#include <net.h>
12#include <miiphy.h>
13
14struct tsec_mii_mng {
15	u32 miimcfg;		/* MII management configuration reg */
16	u32 miimcom;		/* MII management command reg */
17	u32 miimadd;		/* MII management address reg */
18	u32 miimcon;		/* MII management control reg */
19	u32 miimstat;		/* MII management status reg  */
20	u32 miimind;		/* MII management indication reg */
21	u32 ifstat;		/* Interface Status Register */
22};
23
24int fdt_fixup_phy_connection(void *blob, int offset, phy_interface_t phyc);
25
26/* PHY register offsets */
27#define PHY_EXT_PAGE_ACCESS	0x1f
28
29/* MII Management Configuration Register */
30#define MIIMCFG_RESET_MGMT		0x80000000
31#define MIIMCFG_MGMT_CLOCK_SELECT	0x00000007
32#define MIIMCFG_INIT_VALUE		0x00000003
33
34/* MII Management Command Register */
35#define MIIMCOM_READ_CYCLE	0x00000001
36#define MIIMCOM_SCAN_CYCLE	0x00000002
37
38/* MII Management Address Register */
39#define MIIMADD_PHY_ADDR_SHIFT	8
40
41/* MII Management Indicator Register */
42#define MIIMIND_BUSY		0x00000001
43#define MIIMIND_NOTVALID	0x00000004
44
45void tsec_local_mdio_write(struct tsec_mii_mng __iomem *phyregs, int port_addr,
46		int dev_addr, int reg, int value);
47int tsec_local_mdio_read(struct tsec_mii_mng __iomem *phyregs, int port_addr,
48		int dev_addr, int regnum);
49int tsec_phy_read(struct mii_dev *bus, int addr, int dev_addr, int regnum);
50int tsec_phy_write(struct mii_dev *bus, int addr, int dev_addr, int regnum,
51		u16 value);
52int memac_mdio_write(struct mii_dev *bus, int port_addr, int dev_addr,
53		int regnum, u16 value);
54int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr,
55		int regnum);
56int memac_mdio_reset(struct mii_dev *bus);
57
58struct fsl_pq_mdio_data {
59	u32 mdio_regs_off;
60};
61
62struct fsl_pq_mdio_info {
63	struct tsec_mii_mng __iomem *regs;
64	char *name;
65};
66int fsl_pq_mdio_init(struct bd_info *bis, struct fsl_pq_mdio_info *info);
67
68#endif /* __FSL_PHY_H__ */
69