zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/drivers/net/phy/smsc.c b/ap/os/linux/linux-3.4.x/drivers/net/phy/smsc.c
new file mode 100644
index 0000000..fc3e7e9
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/drivers/net/phy/smsc.c
@@ -0,0 +1,247 @@
+/*
+ * drivers/net/phy/smsc.c
+ *
+ * Driver for SMSC PHYs
+ *
+ * Author: Herbert Valerio Riedel
+ *
+ * Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org>
+ *
+ * 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.
+ *
+ * Support added for SMSC LAN8187 and LAN8700 by steve.glendinning@smsc.com
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/phy.h>
+#include <linux/netdevice.h>
+#include <linux/smscphy.h>
+
+static int smsc_phy_config_intr(struct phy_device *phydev)
+{
+	int rc = phy_write (phydev, MII_LAN83C185_IM,
+			((PHY_INTERRUPT_ENABLED == phydev->interrupts)
+			? MII_LAN83C185_ISF_INT_PHYLIB_EVENTS
+			: 0));
+
+	return rc < 0 ? rc : 0;
+}
+
+static int smsc_phy_ack_interrupt(struct phy_device *phydev)
+{
+	int rc = phy_read (phydev, MII_LAN83C185_ISF);
+
+	return rc < 0 ? rc : 0;
+}
+
+static int smsc_phy_config_init(struct phy_device *phydev)
+{
+	int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
+	if (rc < 0)
+		return rc;
+
+	/* Enable energy detect mode for this SMSC Transceivers */
+	rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS,
+		       rc | MII_LAN83C185_EDPWRDOWN);
+	if (rc < 0)
+		return rc;
+
+	return smsc_phy_ack_interrupt (phydev);
+}
+
+static int lan911x_config_init(struct phy_device *phydev)
+{
+	return smsc_phy_ack_interrupt(phydev);
+}
+
+static struct phy_driver lan83c185_driver = {
+	.phy_id		= 0x0007c0a0, /* OUI=0x00800f, Model#=0x0a */
+	.phy_id_mask	= 0xfffffff0,
+	.name		= "SMSC LAN83C185",
+
+	.features	= (PHY_BASIC_FEATURES | SUPPORTED_Pause
+				| SUPPORTED_Asym_Pause),
+	.flags		= PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
+
+	/* basic functions */
+	.config_aneg	= genphy_config_aneg,
+	.read_status	= genphy_read_status,
+	.config_init	= smsc_phy_config_init,
+
+	/* IRQ related */
+	.ack_interrupt	= smsc_phy_ack_interrupt,
+	.config_intr	= smsc_phy_config_intr,
+
+	.suspend	= genphy_suspend,
+	.resume		= genphy_resume,
+
+	.driver		= { .owner = THIS_MODULE, }
+};
+
+static struct phy_driver lan8187_driver = {
+	.phy_id		= 0x0007c0b0, /* OUI=0x00800f, Model#=0x0b */
+	.phy_id_mask	= 0xfffffff0,
+	.name		= "SMSC LAN8187",
+
+	.features	= (PHY_BASIC_FEATURES | SUPPORTED_Pause
+				| SUPPORTED_Asym_Pause),
+	.flags		= PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
+
+	/* basic functions */
+	.config_aneg	= genphy_config_aneg,
+	.read_status	= genphy_read_status,
+	.config_init	= smsc_phy_config_init,
+
+	/* IRQ related */
+	.ack_interrupt	= smsc_phy_ack_interrupt,
+	.config_intr	= smsc_phy_config_intr,
+
+	.suspend	= genphy_suspend,
+	.resume		= genphy_resume,
+
+	.driver		= { .owner = THIS_MODULE, }
+};
+
+static struct phy_driver lan8700_driver = {
+	.phy_id		= 0x0007c0c0, /* OUI=0x00800f, Model#=0x0c */
+	.phy_id_mask	= 0xfffffff0,
+	.name		= "SMSC LAN8700",
+
+	.features	= (PHY_BASIC_FEATURES | SUPPORTED_Pause
+				| SUPPORTED_Asym_Pause),
+	.flags		= PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
+
+	/* basic functions */
+	.config_aneg	= genphy_config_aneg,
+	.read_status	= genphy_read_status,
+	.config_init	= smsc_phy_config_init,
+
+	/* IRQ related */
+	.ack_interrupt	= smsc_phy_ack_interrupt,
+	.config_intr	= smsc_phy_config_intr,
+
+	.suspend	= genphy_suspend,
+	.resume		= genphy_resume,
+
+	.driver		= { .owner = THIS_MODULE, }
+};
+
+static struct phy_driver lan911x_int_driver = {
+	.phy_id		= 0x0007c0d0, /* OUI=0x00800f, Model#=0x0d */
+	.phy_id_mask	= 0xfffffff0,
+	.name		= "SMSC LAN911x Internal PHY",
+
+	.features	= (PHY_BASIC_FEATURES | SUPPORTED_Pause
+				| SUPPORTED_Asym_Pause),
+	.flags		= PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
+
+	/* basic functions */
+	.config_aneg	= genphy_config_aneg,
+	.read_status	= genphy_read_status,
+	.config_init	= lan911x_config_init,
+
+	/* IRQ related */
+	.ack_interrupt	= smsc_phy_ack_interrupt,
+	.config_intr	= smsc_phy_config_intr,
+
+	.suspend	= genphy_suspend,
+	.resume		= genphy_resume,
+
+	.driver		= { .owner = THIS_MODULE, }
+};
+
+static struct phy_driver lan8710_driver = {
+	.phy_id		= 0x0007c0f0, /* OUI=0x00800f, Model#=0x0f */
+	.phy_id_mask	= 0xfffffff0,
+	.name		= "SMSC LAN8710/LAN8720",
+
+	.features	= (PHY_BASIC_FEATURES | SUPPORTED_Pause
+				| SUPPORTED_Asym_Pause),
+	.flags		= PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
+
+	/* basic functions */
+	.config_aneg	= genphy_config_aneg,
+	.read_status	= genphy_read_status,
+	.config_init	= smsc_phy_config_init,
+
+	/* IRQ related */
+	.ack_interrupt	= smsc_phy_ack_interrupt,
+	.config_intr	= smsc_phy_config_intr,
+
+	.suspend	= genphy_suspend,
+	.resume		= genphy_resume,
+
+	.driver		= { .owner = THIS_MODULE, }
+};
+
+static int __init smsc_init(void)
+{
+	int ret;
+
+	ret = phy_driver_register (&lan83c185_driver);
+	if (ret)
+		goto err1;
+
+	ret = phy_driver_register (&lan8187_driver);
+	if (ret)
+		goto err2;
+
+	ret = phy_driver_register (&lan8700_driver);
+	if (ret)
+		goto err3;
+
+	ret = phy_driver_register (&lan911x_int_driver);
+	if (ret)
+		goto err4;
+
+	ret = phy_driver_register (&lan8710_driver);
+	if (ret)
+		goto err5;
+
+	return 0;
+
+err5:
+	phy_driver_unregister (&lan911x_int_driver);
+err4:
+	phy_driver_unregister (&lan8700_driver);
+err3:
+	phy_driver_unregister (&lan8187_driver);
+err2:
+	phy_driver_unregister (&lan83c185_driver);
+err1:
+	return ret;
+}
+
+static void __exit smsc_exit(void)
+{
+	phy_driver_unregister (&lan8710_driver);
+	phy_driver_unregister (&lan911x_int_driver);
+	phy_driver_unregister (&lan8700_driver);
+	phy_driver_unregister (&lan8187_driver);
+	phy_driver_unregister (&lan83c185_driver);
+}
+
+MODULE_DESCRIPTION("SMSC PHY driver");
+MODULE_AUTHOR("Herbert Valerio Riedel");
+MODULE_LICENSE("GPL");
+
+module_init(smsc_init);
+module_exit(smsc_exit);
+
+static struct mdio_device_id __maybe_unused smsc_tbl[] = {
+	{ 0x0007c0a0, 0xfffffff0 },
+	{ 0x0007c0b0, 0xfffffff0 },
+	{ 0x0007c0c0, 0xfffffff0 },
+	{ 0x0007c0d0, 0xfffffff0 },
+	{ 0x0007c0f0, 0xfffffff0 },
+	{ }
+};
+
+MODULE_DEVICE_TABLE(mdio, smsc_tbl);