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authorDavid J. Choi <david.choi@micrel.com>2010-04-29 06:12:41 +0000
committerDavid S. Miller <davem@davemloft.net>2010-05-03 15:43:26 -0700
commitd05070091849015f8c5b7d55cd75b86ebb61b3ec (patch)
treeeb7a8f558a184f8a7ea86084dd4f3f1f8fed3f1a /drivers
parente9162ab1610531d6ea6c1833daeb2613e44275e8 (diff)
downloadlinux-d05070091849015f8c5b7d55cd75b86ebb61b3ec.tar.bz2
drivers/net/phy: micrel phy driver
This is the first version of phy driver from Micrel Inc. Signed-off-by: David J. Choi <david.choi@micrel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/phy/Kconfig5
-rw-r--r--drivers/net/phy/Makefile1
-rw-r--r--drivers/net/phy/micrel.c104
3 files changed, 110 insertions, 0 deletions
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index fc5938ba3d78..a527e37728cd 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -88,6 +88,11 @@ config LSI_ET1011C_PHY
---help---
Supports the LSI ET1011C PHY.
+config MICREL_PHY
+ tristate "Driver for Micrel PHYs"
+ ---help---
+ Supports the KSZ9021, VSC8201, KS8001 PHYs.
+
config FIXED_PHY
bool "Driver for MDIO Bus/PHY emulation with fixed speed/link PHYs"
depends on PHYLIB=y
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index 1342585af381..13bebab65d02 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -20,4 +20,5 @@ obj-$(CONFIG_MDIO_BITBANG) += mdio-bitbang.o
obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o
obj-$(CONFIG_NATIONAL_PHY) += national.o
obj-$(CONFIG_STE10XP) += ste10Xp.o
+obj-$(CONFIG_MICREL_PHY) += micrel.o
obj-$(CONFIG_MDIO_OCTEON) += mdio-octeon.o
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
new file mode 100644
index 000000000000..0cd80e4d71d9
--- /dev/null
+++ b/drivers/net/phy/micrel.c
@@ -0,0 +1,104 @@
+/*
+ * drivers/net/phy/micrel.c
+ *
+ * Driver for Micrel PHYs
+ *
+ * Author: David J. Choi
+ *
+ * Copyright (c) 2010 Micrel, Inc.
+ *
+ * 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 : ksz9021 , vsc8201, ks8001
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/phy.h>
+
+#define PHY_ID_KSZ9021 0x00221611
+#define PHY_ID_VSC8201 0x000FC413
+#define PHY_ID_KS8001 0x0022161A
+
+
+static int kszphy_config_init(struct phy_device *phydev)
+{
+ return 0;
+}
+
+
+static struct phy_driver ks8001_driver = {
+ .phy_id = PHY_ID_KS8001,
+ .phy_id_mask = 0x00fffff0,
+ .features = PHY_BASIC_FEATURES,
+ .flags = PHY_POLL,
+ .config_init = kszphy_config_init,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+static struct phy_driver vsc8201_driver = {
+ .phy_id = PHY_ID_VSC8201,
+ .name = "Micrel VSC8201",
+ .phy_id_mask = 0x00fffff0,
+ .features = PHY_BASIC_FEATURES,
+ .flags = PHY_POLL,
+ .config_init = kszphy_config_init,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+static struct phy_driver ksz9021_driver = {
+ .phy_id = PHY_ID_KSZ9021,
+ .phy_id_mask = 0x000fff10,
+ .name = "Micrel KSZ9021 Gigabit PHY",
+ .features = PHY_GBIT_FEATURES | SUPPORTED_Pause,
+ .flags = PHY_POLL,
+ .config_init = kszphy_config_init,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .driver = { .owner = THIS_MODULE, },
+};
+
+static int __init ksphy_init(void)
+{
+ int ret;
+
+ ret = phy_driver_register(&ks8001_driver);
+ if (ret)
+ goto err1;
+ ret = phy_driver_register(&vsc8201_driver);
+ if (ret)
+ goto err2;
+
+ ret = phy_driver_register(&ksz9021_driver);
+ if (ret)
+ goto err3;
+ return 0;
+
+err3:
+ phy_driver_unregister(&vsc8201_driver);
+err2:
+ phy_driver_unregister(&ks8001_driver);
+err1:
+ return ret;
+}
+
+static void __exit ksphy_exit(void)
+{
+ phy_driver_unregister(&ks8001_driver);
+ phy_driver_unregister(&vsc8201_driver);
+ phy_driver_unregister(&ksz9021_driver);
+}
+
+module_init(ksphy_init);
+module_exit(ksphy_exit);
+
+MODULE_DESCRIPTION("Micrel PHY driver");
+MODULE_AUTHOR("David J. Choi");
+MODULE_LICENSE("GPL");