89 lines
2.4 KiB
Diff
89 lines
2.4 KiB
Diff
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--- a/drivers/net/phy/Kconfig
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+++ b/drivers/net/phy/Kconfig
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@@ -74,6 +74,12 @@ config VITESSE_PHY
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---help---
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Currently supports the vsc8244
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+config VITESSE_PHY_8601_SKEW
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+ bool "Enable skew timing to vsc8601"
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+ depends on VITESSE_PHY
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+ ---help---
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+ Apply clock timing adjustments for vsc8601
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+
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config SMSC_PHY
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tristate "Drivers for SMSC PHYs"
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---help---
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--- a/drivers/net/phy/vitesse.c
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+++ b/drivers/net/phy/vitesse.c
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@@ -31,6 +31,11 @@
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#define MII_VSC8244_EXTCON1_TX_SKEW 0x0800
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#define MII_VSC8244_EXTCON1_RX_SKEW 0x0200
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+/* EXT_CON1 Register values for VSC8601 */
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+#define MII_VSC8601_EXTCON1_INIT 0x0000
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+#define MII_VSC8601_EXTCON1_SKEW 0x0100
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+#define MII_VSC8601_EXTCON1_ACTIPHY 0x0020
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+
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/* Vitesse Interrupt Mask Register */
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#define MII_VSC8244_IMASK 0x19
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#define MII_VSC8244_IMASK_IEN 0x8000
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@@ -69,6 +74,7 @@
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#define PHY_ID_VSC8662 0x00070660
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#define PHY_ID_VSC8221 0x000fc550
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#define PHY_ID_VSC8211 0x000fc4b0
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+#define PHY_ID_VSC8601 0x00070420
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MODULE_DESCRIPTION("Vitesse PHY driver");
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MODULE_AUTHOR("Kriston Carson");
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@@ -110,6 +116,30 @@ static int vsc824x_config_init(struct ph
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return err;
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}
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+static int vsc8601_config_init(struct phy_device *phydev)
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+{
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+ int err;
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+ int extcon;
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+
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+ err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT,
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+ MII_VSC8244_AUXCONSTAT_INIT);
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+
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+ if (err < 0)
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+ return err;
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+
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+#ifdef CONFIG_VITESSE_PHY_8601_SKEW
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+ extcon = phy_read(phydev, MII_VSC8244_EXT_CON1);
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+ if (err < 0)
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+ return err;
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+
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+ extcon |= MII_VSC8601_EXTCON1_SKEW;
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+
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+ err = phy_write(phydev, MII_VSC8244_EXT_CON1, extcon);
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+#endif
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+
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+ return err;
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+}
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+
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static int vsc824x_ack_interrupt(struct phy_device *phydev)
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{
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int err = 0;
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@@ -309,6 +339,19 @@ static struct phy_driver vsc82xx_driver[
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.ack_interrupt = &vsc824x_ack_interrupt,
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.config_intr = &vsc82xx_config_intr,
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.driver = { .owner = THIS_MODULE,},
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+}, {
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+ /* Vitesse 8601 */
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+ .phy_id = PHY_ID_VSC8601,
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+ .name = "Vitesse VSC8601",
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+ .phy_id_mask = 0x000ffff8,
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+ .features = PHY_GBIT_FEATURES,
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+ .flags = PHY_HAS_INTERRUPT,
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+ .config_init = &vsc8601_config_init,
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+ .config_aneg = &genphy_config_aneg,
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+ .read_status = &genphy_read_status,
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+ .ack_interrupt = &vsc824x_ack_interrupt,
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+ .config_intr = &vsc82xx_config_intr,
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+ .driver = { .owner = THIS_MODULE,},
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} };
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static int __init vsc82xx_init(void)
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