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mpc83xx: add support for the vitesse 8601 phy 

SVN-Revision: 19669
lede-17.01
Felix Fietkau 2010-02-16 18:29:12 +00:00
parent 982407554e
commit 2b1e4dccaf
1 changed files with 116 additions and 0 deletions
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116
target/linux/mpc83xx/patches-2.6.32/100-vitesse_8601.patch Normal file
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@ -0,0 +1,116 @@
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -51,6 +51,12 @@ config VITESSE_PHY
---help---
Currently supports the vsc8244
+config VITESSE_PHY_8601_SKEW
+ bool "Enable skew timing to vsc8601"
+ depends on VITESSE_PHY
+ ---help---
+ Apply clock timing adjustments for vsc8601
+
config SMSC_PHY
tristate "Drivers for SMSC PHYs"
---help---
--- a/drivers/net/phy/vitesse.c
+++ b/drivers/net/phy/vitesse.c
@@ -26,6 +26,11 @@
#define MII_VSC8244_EXTCON1_TX_SKEW 0x0800
#define MII_VSC8244_EXTCON1_RX_SKEW 0x0200
+/* EXT_CON1 Register values for VSC8601 */
+#define MII_VSC8601_EXTCON1_INIT 0x0000
+#define MII_VSC8601_EXTCON1_SKEW 0x0100
+#define MII_VSC8601_EXTCON1_ACTIPHY 0x0020
+
/* Vitesse Interrupt Mask Register */
#define MII_VSC8244_IMASK 0x19
#define MII_VSC8244_IMASK_IEN 0x8000
@@ -88,6 +93,30 @@ static int vsc824x_config_init(struct ph
return err;
}
+static int vsc8601_config_init(struct phy_device *phydev)
+{
+ int err;
+ int extcon;
+
+ err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT,
+ MII_VSC8244_AUXCONSTAT_INIT);
+
+ if (err < 0)
+ return err;
+
+#ifdef CONFIG_VITESSE_PHY_8601_SKEW
+ extcon = phy_read(phydev, MII_VSC8244_EXT_CON1);
+ if (err < 0)
+ return err;
+
+ extcon |= MII_VSC8601_EXTCON1_SKEW;
+
+ err = phy_write(phydev, MII_VSC8244_EXT_CON1, extcon);
+#endif
+
+ return err;
+}
+
static int vsc824x_ack_interrupt(struct phy_device *phydev)
{
int err = 0;
@@ -143,6 +172,21 @@ static struct phy_driver vsc8244_driver
.driver = { .owner = THIS_MODULE,},
};
+/* Vitesse 8601 */
+static struct phy_driver vsc8601_driver = {
+ .phy_id = 0x00070420,
+ .name = "Vitesse VSC8601",
+ .phy_id_mask = 0x000ffff8,
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_init = &vsc8601_config_init,
+ .config_aneg = &genphy_config_aneg,
+ .read_status = &genphy_read_status,
+ .ack_interrupt = &vsc824x_ack_interrupt,
+ .config_intr = &vsc82xx_config_intr,
+ .driver = { .owner = THIS_MODULE,},
+};
+
static int vsc8221_config_init(struct phy_device *phydev)
{
int err;
@@ -176,10 +220,23 @@ static int __init vsc82xx_init(void)
err = phy_driver_register(&vsc8244_driver);
if (err < 0)
- return err;
+ goto err;
+
err = phy_driver_register(&vsc8221_driver);
if (err < 0)
- phy_driver_unregister(&vsc8244_driver);
+ goto err1;
+
+ err = phy_driver_register(&vsc8601_driver);
+ if (err < 0)
+ goto err2;
+
+ return 0;
+
+err2:
+ phy_driver_unregister(&vsc8221_driver);
+err1:
+ phy_driver_unregister(&vsc8244_driver);
+err:
return err;
}
@@ -187,6 +244,7 @@ static void __exit vsc82xx_exit(void)
{
phy_driver_unregister(&vsc8244_driver);
phy_driver_unregister(&vsc8221_driver);
+ phy_driver_unregister(&vsc8601_driver);
}
module_init(vsc82xx_init);