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      1 /* SPDX-License-Identifier: GPL-2.0+ */
      2 /*
      3  * Copyright 2009-2012, 2013 Freescale Semiconductor, Inc.
      4  *	Jun-jie Zhang <b18070 (at) freescale.com>
      5  *	Mingkai Hu <Mingkai.hu (at) freescale.com>
      6  */
      7 
      8 #ifndef __FSL_PHY_H__
      9 #define __FSL_PHY_H__
     10 
     11 #include <net.h>
     12 #include <miiphy.h>
     13 
     14 struct 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 
     24 int 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 
     45 void tsec_local_mdio_write(struct tsec_mii_mng __iomem *phyregs, int port_addr,
     46 		int dev_addr, int reg, int value);
     47 int tsec_local_mdio_read(struct tsec_mii_mng __iomem *phyregs, int port_addr,
     48 		int dev_addr, int regnum);
     49 int tsec_phy_read(struct mii_dev *bus, int addr, int dev_addr, int regnum);
     50 int tsec_phy_write(struct mii_dev *bus, int addr, int dev_addr, int regnum,
     51 		u16 value);
     52 int memac_mdio_write(struct mii_dev *bus, int port_addr, int dev_addr,
     53 		int regnum, u16 value);
     54 int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr,
     55 		int regnum);
     56 
     57 struct fsl_pq_mdio_info {
     58 	struct tsec_mii_mng __iomem *regs;
     59 	char *name;
     60 };
     61 int fsl_pq_mdio_init(bd_t *bis, struct fsl_pq_mdio_info *info);
     62 
     63 #endif /* __FSL_PHY_H__ */
     64