-/*----------------------------------------------------------------------------+
-| This source code is dual-licensed. You may use it under the terms of the
-| GNU General Public License version 2, or under the license below.
-|
-| This source code has been made available to you by IBM on an AS-IS
-| basis. Anyone receiving this source is licensed under IBM
-| copyrights to use it in any way he or she deems fit, including
-| copying it, modifying it, compiling it, and redistributing it either
-| with or without modifications. No license under IBM patents or
-| patent applications is to be implied by the copyright license.
-|
-| Any user of this software should understand that IBM cannot provide
-| technical support for this software and will not be responsible for
-| any consequences resulting from the use of this software.
-|
-| Any person who transfers this source code or any derivative work
-| must include the IBM copyright notice, this paragraph, and the
-| preceding two paragraphs in the transferred software.
-|
-| COPYRIGHT I B M CORPORATION 1999
-| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M
-+----------------------------------------------------------------------------*/
+/* SPDX-License-Identifier: GPL-2.0 OR IBM-pibs */
+/*
+ * Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
+ */
/*----------------------------------------------------------------------------+
|
| File Name: miiphy.h
#ifndef _miiphy_h_
#define _miiphy_h_
+#include <common.h>
+#include <linux/mii.h>
+#include <linux/list.h>
#include <net.h>
+#include <phy.h>
-int miiphy_read (char *devname, unsigned char addr, unsigned char reg,
+int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
unsigned short *value);
-int miiphy_write (char *devname, unsigned char addr, unsigned char reg,
+int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
unsigned short value);
-int miiphy_info (char *devname, unsigned char addr, unsigned int *oui,
+int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
unsigned char *model, unsigned char *rev);
-int miiphy_reset (char *devname, unsigned char addr);
-int miiphy_speed (char *devname, unsigned char addr);
-int miiphy_duplex (char *devname, unsigned char addr);
-int miiphy_is_1000base_x (char *devname, unsigned char addr);
+int miiphy_reset(const char *devname, unsigned char addr);
+int miiphy_speed(const char *devname, unsigned char addr);
+int miiphy_duplex(const char *devname, unsigned char addr);
+int miiphy_is_1000base_x(const char *devname, unsigned char addr);
#ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
-int miiphy_link (char *devname, unsigned char addr);
+int miiphy_link(const char *devname, unsigned char addr);
#endif
-void miiphy_init (void);
-
-void miiphy_register (char *devname,
- int (*read) (char *devname, unsigned char addr,
- unsigned char reg, unsigned short *value),
- int (*write) (char *devname, unsigned char addr,
- unsigned char reg, unsigned short value));
-
-int miiphy_set_current_dev (char *devname);
-char *miiphy_get_current_dev (void);
-
-void miiphy_listdev (void);
+void miiphy_init(void);
+
+int miiphy_set_current_dev(const char *devname);
+const char *miiphy_get_current_dev(void);
+struct mii_dev *mdio_get_current_dev(void);
+struct list_head *mdio_get_list_head(void);
+struct mii_dev *miiphy_get_dev_by_name(const char *devname);
+struct phy_device *mdio_phydev_for_ethname(const char *devname);
+
+void miiphy_listdev(void);
+
+struct mii_dev *mdio_alloc(void);
+void mdio_free(struct mii_dev *bus);
+int mdio_register(struct mii_dev *bus);
+
+/**
+ * mdio_register_seq - Register mdio bus with sequence number
+ * @bus: mii device structure
+ * @seq: sequence number
+ *
+ * Return: 0 if success, negative value if error
+ */
+int mdio_register_seq(struct mii_dev *bus, int seq);
+int mdio_unregister(struct mii_dev *bus);
+void mdio_list_devices(void);
+
+#ifdef CONFIG_BITBANGMII
+
+#define BB_MII_DEVNAME "bb_miiphy"
+
+struct bb_miiphy_bus {
+ char name[16];
+ int (*init)(struct bb_miiphy_bus *bus);
+ int (*mdio_active)(struct bb_miiphy_bus *bus);
+ int (*mdio_tristate)(struct bb_miiphy_bus *bus);
+ int (*set_mdio)(struct bb_miiphy_bus *bus, int v);
+ int (*get_mdio)(struct bb_miiphy_bus *bus, int *v);
+ int (*set_mdc)(struct bb_miiphy_bus *bus, int v);
+ int (*delay)(struct bb_miiphy_bus *bus);
+#ifdef CONFIG_BITBANGMII_MULTI
+ void *priv;
+#endif
+};
-#define BB_MII_DEVNAME "bbmii"
+extern struct bb_miiphy_bus bb_miiphy_buses[];
+extern int bb_miiphy_buses_num;
-int bb_miiphy_read (char *devname, unsigned char addr,
- unsigned char reg, unsigned short *value);
-int bb_miiphy_write (char *devname, unsigned char addr,
- unsigned char reg, unsigned short value);
+void bb_miiphy_init(void);
+int bb_miiphy_read(struct mii_dev *miidev, int addr, int devad, int reg);
+int bb_miiphy_write(struct mii_dev *miidev, int addr, int devad, int reg,
+ u16 value);
+#endif
/* phy seed setup */
#define AUTO 99
#define FULL 44
/* phy register offsets */
-#define PHY_BMCR 0x00
-#define PHY_BMSR 0x01
-#define PHY_PHYIDR1 0x02
-#define PHY_PHYIDR2 0x03
-#define PHY_ANAR 0x04
-#define PHY_ANLPAR 0x05
-#define PHY_ANER 0x06
-#define PHY_ANNPTR 0x07
-#define PHY_ANLPNP 0x08
-#define PHY_1000BTCR 0x09
-#define PHY_1000BTSR 0x0A
-#define PHY_EXSR 0x0F
-#define PHY_PHYSTS 0x10
-#define PHY_MIPSCR 0x11
-#define PHY_MIPGSR 0x12
-#define PHY_DCR 0x13
-#define PHY_FCSCR 0x14
-#define PHY_RECR 0x15
-#define PHY_PCSR 0x16
-#define PHY_LBR 0x17
-#define PHY_10BTSCR 0x18
-#define PHY_PHYCTRL 0x19
-
-/* PHY BMCR */
-#define PHY_BMCR_RESET 0x8000
-#define PHY_BMCR_LOOP 0x4000
-#define PHY_BMCR_100MB 0x2000
-#define PHY_BMCR_AUTON 0x1000
-#define PHY_BMCR_POWD 0x0800
-#define PHY_BMCR_ISO 0x0400
-#define PHY_BMCR_RST_NEG 0x0200
-#define PHY_BMCR_DPLX 0x0100
-#define PHY_BMCR_COL_TST 0x0080
-
-#define PHY_BMCR_SPEED_MASK 0x2040
-#define PHY_BMCR_1000_MBPS 0x0040
-#define PHY_BMCR_100_MBPS 0x2000
-#define PHY_BMCR_10_MBPS 0x0000
-
-/* phy BMSR */
-#define PHY_BMSR_100T4 0x8000
-#define PHY_BMSR_100TXF 0x4000
-#define PHY_BMSR_100TXH 0x2000
-#define PHY_BMSR_10TF 0x1000
-#define PHY_BMSR_10TH 0x0800
-#define PHY_BMSR_EXT_STAT 0x0100
-#define PHY_BMSR_PRE_SUP 0x0040
-#define PHY_BMSR_AUTN_COMP 0x0020
-#define PHY_BMSR_RF 0x0010
-#define PHY_BMSR_AUTN_ABLE 0x0008
-#define PHY_BMSR_LS 0x0004
-#define PHY_BMSR_JD 0x0002
-#define PHY_BMSR_EXT 0x0001
-
-/*phy ANLPAR */
-#define PHY_ANLPAR_NP 0x8000
-#define PHY_ANLPAR_ACK 0x4000
-#define PHY_ANLPAR_RF 0x2000
-#define PHY_ANLPAR_ASYMP 0x0800
-#define PHY_ANLPAR_PAUSE 0x0400
-#define PHY_ANLPAR_T4 0x0200
-#define PHY_ANLPAR_TXFD 0x0100
-#define PHY_ANLPAR_TX 0x0080
-#define PHY_ANLPAR_10FD 0x0040
-#define PHY_ANLPAR_10 0x0020
-#define PHY_ANLPAR_100 0x0380 /* we can run at 100 */
-/* phy ANLPAR 1000BASE-X */
-#define PHY_X_ANLPAR_NP 0x8000
-#define PHY_X_ANLPAR_ACK 0x4000
-#define PHY_X_ANLPAR_RF_MASK 0x3000
-#define PHY_X_ANLPAR_PAUSE_MASK 0x0180
-#define PHY_X_ANLPAR_HD 0x0040
-#define PHY_X_ANLPAR_FD 0x0020
-
-#define PHY_ANLPAR_PSB_MASK 0x001f
+#define MII_MIPSCR 0x11
+
+/* MII_LPA */
#define PHY_ANLPAR_PSB_802_3 0x0001
#define PHY_ANLPAR_PSB_802_9 0x0002
-/* phy 1000BTCR */
+/* MII_CTRL1000 masks */
#define PHY_1000BTCR_1000FD 0x0200
#define PHY_1000BTCR_1000HD 0x0100
-/* phy 1000BTSR */
+/* MII_STAT1000 masks */
#define PHY_1000BTSR_MSCF 0x8000
#define PHY_1000BTSR_MSCR 0x4000
#define PHY_1000BTSR_LRS 0x2000
#define PHY_1000BTSR_1000HD 0x0400
/* phy EXSR */
-#define PHY_EXSR_1000XF 0x8000
-#define PHY_EXSR_1000XH 0x4000
-#define PHY_EXSR_1000TF 0x2000
-#define PHY_EXSR_1000TH 0x1000
+#define ESTATUS_1000XF 0x8000
+#define ESTATUS_1000XH 0x4000
+
+#ifdef CONFIG_DM_MDIO
+
+/**
+ * struct mdio_perdev_priv - Per-device class data for MDIO DM
+ *
+ * @mii_bus: Supporting MII legacy bus
+ */
+struct mdio_perdev_priv {
+ struct mii_dev *mii_bus;
+};
+
+/**
+ * struct mdio_ops - MDIO bus operations
+ *
+ * @read: Read from a PHY register
+ * @write: Write to a PHY register
+ * @reset: Reset the MDIO bus, NULL if not supported
+ */
+struct mdio_ops {
+ int (*read)(struct udevice *mdio_dev, int addr, int devad, int reg);
+ int (*write)(struct udevice *mdio_dev, int addr, int devad, int reg,
+ u16 val);
+ int (*reset)(struct udevice *mdio_dev);
+};
+
+#define mdio_get_ops(dev) ((struct mdio_ops *)(dev)->driver->ops)
+
+/**
+ * dm_mdio_probe_devices - Call probe on all MII devices, currently used for
+ * MDIO console commands.
+ */
+void dm_mdio_probe_devices(void);
+
+/**
+ * dm_mdio_phy_connect - Wrapper over phy_connect for DM MDIO
+ *
+ * @mdiodev: mdio device the PHY is accesible on
+ * @phyaddr: PHY address on MDIO bus
+ * @ethdev: ethernet device to connect to the PHY
+ * @interface: MAC-PHY protocol
+ *
+ * @return pointer to phy_device, or 0 on error
+ */
+struct phy_device *dm_mdio_phy_connect(struct udevice *mdiodev, int phyaddr,
+ struct udevice *ethdev,
+ phy_interface_t interface);
+
+/**
+ * dm_eth_phy_connect - Connect an Eth device to a PHY based on device tree
+ *
+ * Picks up the DT phy-handle and phy-mode from ethernet device node and
+ * connects the ethernet device to the linked PHY.
+ *
+ * @ethdev: ethernet device
+ *
+ * @return pointer to phy_device, or 0 on error
+ */
+struct phy_device *dm_eth_phy_connect(struct udevice *ethdev);
+
+#endif
+
+#ifdef CONFIG_DM_MDIO_MUX
+
+/* indicates none of the child buses is selected */
+#define MDIO_MUX_SELECT_NONE -1
+
+/**
+ * struct mdio_mux_ops - MDIO MUX operations
+ *
+ * @select: Selects a child bus
+ * @deselect: Clean up selection. Optional, can be NULL
+ */
+struct mdio_mux_ops {
+ int (*select)(struct udevice *mux, int cur, int sel);
+ int (*deselect)(struct udevice *mux, int sel);
+};
+
+#define mdio_mux_get_ops(dev) ((struct mdio_mux_ops *)(dev)->driver->ops)
+
+#endif
#endif
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