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authorChunhe Lan <Chunhe.Lan@freescale.com>2014-04-16 16:40:52 +0800
committerYork Sun <yorksun@freescale.com>2014-05-16 16:24:05 -0500
commitffc8667acf5c01e2b1ab7b7bb640ddaf2d1f2784 (patch)
tree3991bc76baa0be1c47d637d8d543a38689e269a4 /drivers/net/phy
parent557a3319089499aa0e55d65a6b43b7137f362003 (diff)
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net: phy/vitesse: Add support for VSC8664 phy module
This patch adds support for VSC8664 PHY module which can be found on Freescale's T4240RDB boards. Signed-off-by: Chunhe Lan <Chunhe.Lan@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/net/phy')
-rw-r--r--drivers/net/phy/vitesse.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c
index 3a55d27..c58fe50 100644
--- a/drivers/net/phy/vitesse.c
+++ b/drivers/net/phy/vitesse.c
@@ -58,6 +58,14 @@
#define MIIM_VSC8514_18G_QSGMII 0x80e0
#define MIIM_VSC8514_18G_CMDSTAT 0x8000
+/* Vitesse VSC8664 Control/Status Register */
+#define MIIM_VSC8664_SERDES_AND_SIGDET 0x13
+#define MIIM_VSC8664_ADDITIONAL_DEV 0x16
+#define MIIM_VSC8664_EPHY_CON 0x17
+#define MIIM_VSC8664_LED_CON 0x1E
+
+#define PHY_EXT_PAGE_ACCESS_EXTENDED 0x0001
+
/* CIS8201 */
static int vitesse_config(struct phy_device *phydev)
{
@@ -244,6 +252,33 @@ static int vsc8514_config(struct phy_device *phydev)
return 0;
}
+static int vsc8664_config(struct phy_device *phydev)
+{
+ u32 val;
+
+ /* Enable MAC interface auto-negotiation */
+ phy_write(phydev, MDIO_DEVAD_NONE, PHY_EXT_PAGE_ACCESS, 0);
+ val = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_VSC8664_EPHY_CON);
+ val |= (1 << 13);
+ phy_write(phydev, MDIO_DEVAD_NONE, MIIM_VSC8664_EPHY_CON, val);
+
+ phy_write(phydev, MDIO_DEVAD_NONE, PHY_EXT_PAGE_ACCESS,
+ PHY_EXT_PAGE_ACCESS_EXTENDED);
+ val = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_VSC8664_SERDES_AND_SIGDET);
+ val |= (1 << 11);
+ phy_write(phydev, MDIO_DEVAD_NONE, MIIM_VSC8664_SERDES_AND_SIGDET, val);
+ phy_write(phydev, MDIO_DEVAD_NONE, PHY_EXT_PAGE_ACCESS, 0);
+
+ /* Enable LED blink */
+ val = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_VSC8664_LED_CON);
+ val &= ~(1 << 2);
+ phy_write(phydev, MDIO_DEVAD_NONE, MIIM_VSC8664_LED_CON, val);
+
+ genphy_config_aneg(phydev);
+
+ return 0;
+}
+
static struct phy_driver VSC8211_driver = {
.name = "Vitesse VSC8211",
.uid = 0xfc4b0,
@@ -334,6 +369,16 @@ static struct phy_driver VSC8662_driver = {
.shutdown = &genphy_shutdown,
};
+static struct phy_driver VSC8664_driver = {
+ .name = "Vitesse VSC8664",
+ .uid = 0x70660,
+ .mask = 0xffff0,
+ .features = PHY_GBIT_FEATURES,
+ .config = &vsc8664_config,
+ .startup = &vitesse_startup,
+ .shutdown = &genphy_shutdown,
+};
+
/* Vitesse bought Cicada, so we'll put these here */
static struct phy_driver cis8201_driver = {
.name = "CIS8201",
@@ -366,6 +411,7 @@ int phy_vitesse_init(void)
phy_register(&VSC8574_driver);
phy_register(&VSC8514_driver);
phy_register(&VSC8662_driver);
+ phy_register(&VSC8664_driver);
phy_register(&cis8201_driver);
phy_register(&cis8204_driver);