+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2001
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
*/
/*
* channel.
*/
-#include <common.h>
+#include <dm.h>
+#include <log.h>
#include <miiphy.h>
#include <phy.h>
+#include <linux/delay.h>
#include <asm/types.h>
#include <linux/list.h>
current_mii = NULL;
}
-static int legacy_miiphy_read(struct mii_dev *bus, int addr, int devad, int reg)
-{
- unsigned short val;
- int ret;
- struct legacy_mii_dev *ldev = bus->priv;
-
- ret = ldev->read(bus->name, addr, reg, &val);
-
- return ret ? -1 : (int)val;
-}
-
-static int legacy_miiphy_write(struct mii_dev *bus, int addr, int devad,
- int reg, u16 val)
-{
- struct legacy_mii_dev *ldev = bus->priv;
-
- return ldev->write(bus->name, addr, reg, val);
-}
-
-/*****************************************************************************
- *
- * Register read and write MII access routines for the device <name>.
- */
-void miiphy_register(const char *name,
- 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))
-{
- struct mii_dev *new_dev;
- struct legacy_mii_dev *ldev;
-
- BUG_ON(strlen(name) >= MDIO_NAME_LEN);
-
- /* check if we have unique name */
- new_dev = miiphy_get_dev_by_name(name);
- if (new_dev) {
- printf("miiphy_register: non unique device name '%s'\n", name);
- return;
- }
-
- /* allocate memory */
- new_dev = mdio_alloc();
- ldev = malloc(sizeof(*ldev));
-
- if (new_dev == NULL || ldev == NULL) {
- printf("miiphy_register: cannot allocate memory for '%s'\n",
- name);
- return;
- }
-
- /* initalize mii_dev struct fields */
- new_dev->read = legacy_miiphy_read;
- new_dev->write = legacy_miiphy_write;
- strncpy(new_dev->name, name, MDIO_NAME_LEN);
- new_dev->name[MDIO_NAME_LEN - 1] = 0;
- ldev->read = read;
- ldev->write = write;
- new_dev->priv = ldev;
-
- debug("miiphy_register: added '%s', read=0x%08lx, write=0x%08lx\n",
- new_dev->name, ldev->read, ldev->write);
-
- /* add it to the list */
- list_add_tail(&new_dev->link, &mii_devs);
-
- if (!current_mii)
- current_mii = new_dev;
-}
-
struct mii_dev *mdio_alloc(void)
{
struct mii_dev *bus;
return bus;
}
+void mdio_free(struct mii_dev *bus)
+{
+ free(bus);
+}
+
int mdio_register(struct mii_dev *bus)
{
- if (!bus || !bus->name || !bus->read || !bus->write)
+ if (!bus || !bus->read || !bus->write)
return -1;
/* check if we have unique name */
return 0;
}
+int mdio_register_seq(struct mii_dev *bus, int seq)
+{
+ int ret;
+
+ /* Setup a unique name for each mdio bus */
+ ret = snprintf(bus->name, MDIO_NAME_LEN, "eth%d", seq);
+ if (ret < 0)
+ return ret;
+
+ return mdio_register(bus);
+}
+
+int mdio_unregister(struct mii_dev *bus)
+{
+ if (!bus)
+ return 0;
+
+ /* delete it from the list */
+ list_del(&bus->link);
+
+ if (current_mii == bus)
+ current_mii = NULL;
+
+ return 0;
+}
+
void mdio_list_devices(void)
{
struct list_head *entry;
struct phy_device *phydev = bus->phymap[i];
if (phydev) {
- printf("%d - %s", i, phydev->drv->name);
+ printf("%x - %s", i, phydev->drv->name);
if (phydev->dev)
printf(" <--> %s\n", phydev->dev->name);
return current_mii;
}
+struct list_head *mdio_get_list_head(void)
+{
+ return &mii_devs;
+}
+
struct phy_device *mdio_phydev_for_ethname(const char *ethname)
{
struct list_head *entry;
* Read to variable <value> from the PHY attached to device <devname>,
* use PHY address <addr> and register <reg>.
*
+ * This API is deprecated. Use phy_read on a phy_device found via phy_connect
+ *
* Returns:
* 0 on success
*/
* Write <value> to the PHY attached to device <devname>,
* use PHY address <addr> and register <reg>.
*
+ * This API is deprecated. Use phy_write on a phy_device found by phy_connect
+ *
* Returns:
* 0 on success
*/
* Model: 6 bits (unsigned char)
* Revision: 4 bits (unsigned char)
*
+ * This API is deprecated.
+ *
* Returns:
* 0 on success
*/
/*****************************************************************************
*
* Reset the PHY.
+ *
+ * This API is deprecated. Use PHYLIB.
+ *
* Returns:
* 0 on success
*/
debug("PHY reset failed\n");
return -1;
}
-#ifdef CONFIG_PHY_RESET_DELAY
+#if CONFIG_PHY_RESET_DELAY > 0
udelay(CONFIG_PHY_RESET_DELAY); /* Intel LXT971A needs this */
#endif
/*
*/
int miiphy_speed(const char *devname, unsigned char addr)
{
- u16 bmcr, anlpar;
+ u16 bmcr, anlpar, adv;
#if defined(CONFIG_PHY_GIGE)
u16 btsr;
printf("PHY AN speed");
goto miiphy_read_failed;
}
- return (anlpar & LPA_100) ? _100BASET : _10BASET;
+
+ if (miiphy_read(devname, addr, MII_ADVERTISE, &adv)) {
+ puts("PHY AN adv speed");
+ goto miiphy_read_failed;
+ }
+ return ((anlpar & adv) & LPA_100) ? _100BASET : _10BASET;
}
/* Get speed from basic control settings. */
return (bmcr & BMCR_SPEED100) ? _100BASET : _10BASET;
*/
int miiphy_duplex(const char *devname, unsigned char addr)
{
- u16 bmcr, anlpar;
+ u16 bmcr, anlpar, adv;
#if defined(CONFIG_PHY_GIGE)
u16 btsr;
puts("PHY AN duplex");
goto miiphy_read_failed;
}
- return (anlpar & (LPA_10FULL | LPA_100FULL)) ?
+
+ if (miiphy_read(devname, addr, MII_ADVERTISE, &adv)) {
+ puts("PHY AN adv duplex");
+ goto miiphy_read_failed;
+ }
+ return ((anlpar & adv) & (LPA_10FULL | LPA_100FULL)) ?
FULL : HALF;
}
/* Get speed from basic control settings. */
projects / J-u-boot.git / blobdiff