Merge branch 'master' of git://git.denx.de/u-boot-ti

[karo-tx-uboot.git] / drivers / net / phy / phy.c

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index effe3e3d5d33dedc5a562fc88c41916b0f1f56fc..467c97224313328e2aa7e2f04edabc15def84792 100644 (file)
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -1,21 +1,7 @@
 /*
  * Generic PHY Management code
  *
- * 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
- *
+ * SPDX-License-Identifier:    GPL-2.0+
  *
  * Copyright 2011 Freescale Semiconductor, Inc.
  * author Andy Fleming
@@ -32,6 +18,7 @@
 #include <phy.h>
 #include <errno.h>
 #include <linux/err.h>
+#include <linux/compiler.h>
 
 /* Generic PHY support and helper functions */
 
@@ -289,17 +276,22 @@ int genphy_parse_link(struct phy_device *phydev)
        int mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, MII_BMSR);
 
        /* We're using autonegotiation */
-       if (mii_reg & BMSR_ANEGCAPABLE) {
+       if (phydev->supported & SUPPORTED_Autoneg) {
                u32 lpa = 0;
-               u32 gblpa = 0;
+               int gblpa = 0;
                u32 estatus = 0;
 
                /* Check for gigabit capability */
-               if (mii_reg & BMSR_ERCAP) {
+               if (phydev->supported & (SUPPORTED_1000baseT_Full |
+                                       SUPPORTED_1000baseT_Half)) {
                        /* We want a list of states supported by
                         * both PHYs in the link
                         */
                        gblpa = phy_read(phydev, MDIO_DEVAD_NONE, MII_STAT1000);
+                       if (gblpa < 0) {
+                               debug("Could not read MII_STAT1000. Ignoring gigabit capability\n");
+                               gblpa = 0;
+                       }
                        gblpa &= phy_read(phydev,
                                        MDIO_DEVAD_NONE, MII_CTRL1000) << 2;
                }
@@ -462,9 +454,6 @@ int phy_init(void)
 #ifdef CONFIG_PHY_ET1011C
        phy_et1011c_init();
 #endif
-#ifdef CONFIG_PHY_ICPLUS
-       phy_icplus_init();
-#endif
 #ifdef CONFIG_PHY_LXT
        phy_lxt_init();
 #endif
@@ -617,10 +606,8 @@ static struct phy_device *create_phy_by_mask(struct mii_dev *bus,
        while (phy_mask) {
                int addr = ffs(phy_mask) - 1;
                int r = get_phy_id(bus, addr, devad, &phy_id);
-               if (r < 0)
-                       return ERR_PTR(r);
                /* If the PHY ID is mostly f's, we didn't find anything */
-               if ((phy_id & 0x1fffffff) != 0x1fffffff)
+               if (r == 0 && (phy_id & 0x1fffffff) != 0x1fffffff)
                        return phy_device_create(bus, addr, phy_id, interface);
                phy_mask &= ~(1 << addr);
        }
@@ -661,7 +648,7 @@ static struct phy_device *get_phy_device_by_mask(struct mii_dev *bus,
                if (phydev)
                        return phydev;
        }
-       printf("Phy not found\n");
+       printf("Phy %d not found\n", ffs(phy_mask) - 1);
        return phy_device_create(bus, ffs(phy_mask) - 1, 0xffffffff, interface);
 }
 
@@ -798,16 +785,13 @@ int phy_startup(struct phy_device *phydev)
        return 0;
 }
 
-static int __board_phy_config(struct phy_device *phydev)
+__weak int board_phy_config(struct phy_device *phydev)
 {
        if (phydev->drv->config)
                return phydev->drv->config(phydev);
        return 0;
 }
 
-int board_phy_config(struct phy_device *phydev)
-       __attribute__((weak, alias("__board_phy_config")));
-
 int phy_config(struct phy_device *phydev)
 {
        /* Invoke an optional board-specific helper */