-/*----------------------------------------------------------------------------+
-| 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
-|
-| Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
-+----------------------------------------------------------------------------*/
+/* 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 (const 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 (const 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 (const 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 (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);
+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 (const char *devname, unsigned char addr);
+int miiphy_link(const char *devname, unsigned char addr);
#endif
-void miiphy_init (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_register (const char *devname,
- int (*read) (const char *devname, unsigned char addr,
- unsigned char reg, unsigned short *value),
- int (*write) (const char *devname, unsigned char addr,
- unsigned char reg, unsigned short value));
+void miiphy_listdev(void);
-int miiphy_set_current_dev (const char *devname);
-const char *miiphy_get_current_dev (void);
+struct mii_dev *mdio_alloc(void);
+void mdio_free(struct mii_dev *bus);
+int mdio_register(struct mii_dev *bus);
-void miiphy_listdev (void);
+/**
+ * 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[NAMESIZE];
+ 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);
extern struct bb_miiphy_bus bb_miiphy_buses[];
extern int bb_miiphy_buses_num;
-void bb_miiphy_init (void);
-int bb_miiphy_read (const char *devname, unsigned char addr,
- unsigned char reg, unsigned short *value);
-int bb_miiphy_write (const 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 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
projects / oweals / u-boot.git / blobdiff