2 files changed, 37 insertions, 22 deletions

diff --git a/drivers/net/phy/icplus.c b/drivers/net/phy/icplus.c
index c81f136ae670..0856e1b7a849 100644
--- a/drivers/net/phy/icplus.c
+++ b/drivers/net/phy/icplus.c
@@ -30,16 +30,16 @@
 #include <asm/irq.h>
 #include <asm/uaccess.h>
 
-MODULE_DESCRIPTION("ICPlus IP175C/IP101A/IC1001 PHY drivers");
+MODULE_DESCRIPTION("ICPlus IP175C/IP101A/IP101G/IC1001 PHY drivers");
 MODULE_AUTHOR("Michael Barkowski");
 MODULE_LICENSE("GPL");
 
-/* IP101A/IP1001 */
-#define IP10XX_SPEC_CTRL_STATUS         16  /* Spec. Control Register */
-#define IP1001_SPEC_CTRL_STATUS_2       20  /* IP1001 Spec. Control Reg 2 */
-#define IP1001_PHASE_SEL_MASK           3 /* IP1001 RX/TXPHASE_SEL */
-#define IP1001_APS_ON                   11  /* IP1001 APS Mode  bit */
-#define IP101A_APS_ON                   2   /* IP101A APS Mode bit */
+/* IP101A/G - IP1001 */
+#define IP10XX_SPEC_CTRL_STATUS         16      /* Spec. Control Register */
+#define IP1001_SPEC_CTRL_STATUS_2       20      /* IP1001 Spec. Control Reg 2 */
+#define IP1001_PHASE_SEL_MASK           3       /* IP1001 RX/TXPHASE_SEL */
+#define IP1001_APS_ON                   11      /* IP1001 APS Mode  bit */
+#define IP101A_G_APS_ON                 2       /* IP101A/G APS Mode bit */
 
 static int ip175c_config_init(struct phy_device *phydev)
 {
@@ -98,20 +98,24 @@ static int ip175c_config_init(struct phy_device *phydev)
 
 static int ip1xx_reset(struct phy_device *phydev)
 {
-        int err, bmcr;
+        int bmcr;
 
         /* Software Reset PHY */
         bmcr = phy_read(phydev, MII_BMCR);
+        if (bmcr < 0)
+                return bmcr;
         bmcr |= BMCR_RESET;
-        err = phy_write(phydev, MII_BMCR, bmcr);
-        if (err < 0)
-                return err;
+        bmcr = phy_write(phydev, MII_BMCR, bmcr);
+        if (bmcr < 0)
+                return bmcr;
 
         do {
                 bmcr = phy_read(phydev, MII_BMCR);
+                if (bmcr < 0)
+                        return bmcr;
         } while (bmcr & BMCR_RESET);
 
-        return err;
+        return 0;
 }
 
 static int ip1001_config_init(struct phy_device *phydev)
@@ -124,7 +128,10 @@ static int ip1001_config_init(struct phy_device *phydev)
 
         /* Enable Auto Power Saving mode */
         c = phy_read(phydev, IP1001_SPEC_CTRL_STATUS_2);
+        if (c < 0)
+                return c;
         c |= IP1001_APS_ON;
+        c = phy_write(phydev, IP1001_SPEC_CTRL_STATUS_2, c);
         if (c < 0)
                 return c;
 
@@ -132,14 +139,19 @@ static int ip1001_config_init(struct phy_device *phydev)
                 /* Additional delay (2ns) used to adjust RX clock phase
                  * at RGMII interface */
                 c = phy_read(phydev, IP10XX_SPEC_CTRL_STATUS);
+                if (c < 0)
+                        return c;
+
                 c |= IP1001_PHASE_SEL_MASK;
                 c = phy_write(phydev, IP10XX_SPEC_CTRL_STATUS, c);
+                if (c < 0)
+                        return c;
         }
 
-        return c;
+        return 0;
 }
 
-static int ip101a_config_init(struct phy_device *phydev)
+static int ip101a_g_config_init(struct phy_device *phydev)
 {
         int c;
 
@@ -149,7 +161,7 @@ static int ip101a_config_init(struct phy_device *phydev)
 
         /* Enable Auto Power Saving mode */
         c = phy_read(phydev, IP10XX_SPEC_CTRL_STATUS);
-        c |= IP101A_APS_ON;
+        c |= IP101A_G_APS_ON;
         return c;
 }
 
@@ -191,6 +203,7 @@ static struct phy_driver ip1001_driver = {
         .phy_id_mask    = 0x0ffffff0,
         .features       = PHY_GBIT_FEATURES | SUPPORTED_Pause |
                           SUPPORTED_Asym_Pause,
+        .flags          = PHY_HAS_INTERRUPT,
         .config_init    = &ip1001_config_init,
         .config_aneg    = &genphy_config_aneg,
         .read_status    = &genphy_read_status,
@@ -199,13 +212,14 @@ static struct phy_driver ip1001_driver = {
         .driver         = { .owner = THIS_MODULE,},
 };
 
-static struct phy_driver ip101a_driver = {
+static struct phy_driver ip101a_g_driver = {
         .phy_id         = 0x02430c54,
-        .name           = "ICPlus IP101A",
+        .name           = "ICPlus IP101A/G",
         .phy_id_mask    = 0x0ffffff0,
         .features       = PHY_BASIC_FEATURES | SUPPORTED_Pause |
                           SUPPORTED_Asym_Pause,
-        .config_init    = &ip101a_config_init,
+        .flags          = PHY_HAS_INTERRUPT,
+        .config_init    = &ip101a_g_config_init,
         .config_aneg    = &genphy_config_aneg,
         .read_status    = &genphy_read_status,
         .suspend        = genphy_suspend,
@@ -221,7 +235,7 @@ static int __init icplus_init(void)
         if (ret < 0)
                 return -ENODEV;
 
-        ret = phy_driver_register(&ip101a_driver);
+        ret = phy_driver_register(&ip101a_g_driver);
         if (ret < 0)
                 return -ENODEV;
 
@@ -231,7 +245,7 @@ static int __init icplus_init(void)
 static void __exit icplus_exit(void)
 {
         phy_driver_unregister(&ip1001_driver);
-        phy_driver_unregister(&ip101a_driver);
+        phy_driver_unregister(&ip101a_g_driver);
         phy_driver_unregister(&ip175c_driver);
 }
 
@@ -241,6 +255,7 @@ module_exit(icplus_exit);
 static struct mdio_device_id __maybe_unused icplus_tbl[] = {
         { 0x02430d80, 0x0ffffff0 },
         { 0x02430d90, 0x0ffffff0 },
+        { 0x02430c54, 0x0ffffff0 },
         { }
 };
 
diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c
index 50e8e5e74465..7189adf54bd1 100644
--- a/drivers/net/phy/mdio-gpio.c
+++ b/drivers/net/phy/mdio-gpio.c
@@ -255,13 +255,13 @@ static inline int __init mdio_ofgpio_init(void)
         return platform_driver_register(&mdio_ofgpio_driver);
 }
 
-static inline void __exit mdio_ofgpio_exit(void)
+static inline void mdio_ofgpio_exit(void)
 {
         platform_driver_unregister(&mdio_ofgpio_driver);
 }
 #else
 static inline int __init mdio_ofgpio_init(void) { return 0; }
-static inline void __exit mdio_ofgpio_exit(void) { }
+static inline void mdio_ofgpio_exit(void) { }
 #endif /* CONFIG_OF_GPIO */
 
 static struct platform_driver mdio_gpio_driver = {