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Diffstat (limited to 'linux/drivers/net/phy/smsc.c')
-rw-r--r--linux/drivers/net/phy/smsc.c238
1 files changed, 238 insertions, 0 deletions
diff --git a/linux/drivers/net/phy/smsc.c b/linux/drivers/net/phy/smsc.c
new file mode 100644
index 000000000..5123bb954
--- /dev/null
+++ b/linux/drivers/net/phy/smsc.c
@@ -0,0 +1,238 @@
+/*
+ * 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>
+
+#define MII_LAN83C185_ISF 29 /* Interrupt Source Flags */
+#define MII_LAN83C185_IM 30 /* Interrupt Mask */
+
+#define MII_LAN83C185_ISF_INT1 (1<<1) /* Auto-Negotiation Page Received */
+#define MII_LAN83C185_ISF_INT2 (1<<2) /* Parallel Detection Fault */
+#define MII_LAN83C185_ISF_INT3 (1<<3) /* Auto-Negotiation LP Ack */
+#define MII_LAN83C185_ISF_INT4 (1<<4) /* Link Down */
+#define MII_LAN83C185_ISF_INT5 (1<<5) /* Remote Fault Detected */
+#define MII_LAN83C185_ISF_INT6 (1<<6) /* Auto-Negotiation complete */
+#define MII_LAN83C185_ISF_INT7 (1<<7) /* ENERGYON */
+
+#define MII_LAN83C185_ISF_INT_ALL (0x0e)
+
+#define MII_LAN83C185_ISF_INT_PHYLIB_EVENTS \
+ (MII_LAN83C185_ISF_INT6 | MII_LAN83C185_ISF_INT4)
+
+
+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)
+{
+ 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 = 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 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);
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-21 17:50:06 +0000