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authorGiuseppe CAVALLARO <peppe.cavallaro@st.com>2013-01-23 04:30:03 +0400
committerDavid S. Miller <davem@davemloft.net>2013-01-29 03:34:53 +0400
commitef3d90491a15f0d5cf1ec39a38a45dac6968fb2a (patch)
treed0c2e75577e410b2e282d3d5acd474f13e03c559 /drivers/net/phy
parent556e6256c813063b95a9f4e55109f77c1a7d3fdd (diff)
downloadlinux-ef3d90491a15f0d5cf1ec39a38a45dac6968fb2a.tar.xz
net: phy: realtek: add rtl8211e driver
This patch adds the minimal driver to manage the Realtek RTL8211E 10/100/1000 Transceivers. Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy')
-rw-r--r--drivers/net/phy/realtek.c50
1 files changed, 44 insertions, 6 deletions
diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c
index 72f93470ea35..8e7af8354342 100644
--- a/drivers/net/phy/realtek.c
+++ b/drivers/net/phy/realtek.c
@@ -23,6 +23,8 @@
#define RTL821x_INER_INIT 0x6400
#define RTL821x_INSR 0x13
+#define RTL8211E_INER_LINK_STAT 0x10
+
MODULE_DESCRIPTION("Realtek PHY driver");
MODULE_AUTHOR("Johnson Leung");
MODULE_LICENSE("GPL");
@@ -36,7 +38,7 @@ static int rtl821x_ack_interrupt(struct phy_device *phydev)
return (err < 0) ? err : 0;
}
-static int rtl821x_config_intr(struct phy_device *phydev)
+static int rtl8211b_config_intr(struct phy_device *phydev)
{
int err;
@@ -49,28 +51,63 @@ static int rtl821x_config_intr(struct phy_device *phydev)
return err;
}
+static int rtl8211e_config_intr(struct phy_device *phydev)
+{
+ int err;
+
+ if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
+ err = phy_write(phydev, RTL821x_INER,
+ RTL8211E_INER_LINK_STAT);
+ else
+ err = phy_write(phydev, RTL821x_INER, 0);
+
+ return err;
+}
+
/* RTL8211B */
-static struct phy_driver rtl821x_driver = {
+static struct phy_driver rtl8211b_driver = {
.phy_id = 0x001cc912,
- .name = "RTL821x Gigabit Ethernet",
+ .name = "RTL8211B Gigabit Ethernet",
.phy_id_mask = 0x001fffff,
.features = PHY_GBIT_FEATURES,
.flags = PHY_HAS_INTERRUPT,
.config_aneg = &genphy_config_aneg,
.read_status = &genphy_read_status,
.ack_interrupt = &rtl821x_ack_interrupt,
- .config_intr = &rtl821x_config_intr,
+ .config_intr = &rtl8211b_config_intr,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+/* RTL8211E */
+static struct phy_driver rtl8211e_driver = {
+ .phy_id = 0x001cc915,
+ .name = "RTL8211E Gigabit Ethernet",
+ .phy_id_mask = 0x001fffff,
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_aneg = &genphy_config_aneg,
+ .read_status = &genphy_read_status,
+ .ack_interrupt = &rtl821x_ack_interrupt,
+ .config_intr = &rtl8211e_config_intr,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
.driver = { .owner = THIS_MODULE,},
};
static int __init realtek_init(void)
{
- return phy_driver_register(&rtl821x_driver);
+ int ret;
+
+ ret = phy_driver_register(&rtl8211b_driver);
+ if (ret < 0)
+ return -ENODEV;
+ return phy_driver_register(&rtl8211e_driver);
}
static void __exit realtek_exit(void)
{
- phy_driver_unregister(&rtl821x_driver);
+ phy_driver_unregister(&rtl8211b_driver);
+ phy_driver_unregister(&rtl8211e_driver);
}
module_init(realtek_init);
@@ -78,6 +115,7 @@ module_exit(realtek_exit);
static struct mdio_device_id __maybe_unused realtek_tbl[] = {
{ 0x001cc912, 0x001fffff },
+ { 0x001cc915, 0x001fffff },
{ }
};