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authorPantelis Antoniou <pantelis.antoniou@gmail.com>2005-10-30 01:23:54 +0300
committerJeff Garzik <jgarzik@pobox.com>2005-10-29 18:20:30 -0400
commit23da0c20ef1c1f0432f373e0e2233a6b6ab2678f (patch)
tree22214708f079111f2b44bd6f891b57ca69b53084 /drivers/net
parentb90bd04d419dd317b16dce83f5595e96597c05be (diff)
[PATCH] fec_8xx: Add support for Intel PHY LX971
The following patch add support for the Intel LX971 PHY. Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/fec_8xx/Kconfig6
-rw-r--r--drivers/net/fec_8xx/fec_mii.c42
2 files changed, 48 insertions, 0 deletions
diff --git a/drivers/net/fec_8xx/Kconfig b/drivers/net/fec_8xx/Kconfig
index de04d68673d9..4560026ed419 100644
--- a/drivers/net/fec_8xx/Kconfig
+++ b/drivers/net/fec_8xx/Kconfig
@@ -12,3 +12,9 @@ config FEC_8XX_DM9161_PHY
bool "Support DM9161 PHY"
depends on FEC_8XX
default n
+
+config FEC_8XX_LXT971_PHY
+ bool "Support LXT971/LXT972 PHY"
+ depends on FEC_8XX
+ default n
+
diff --git a/drivers/net/fec_8xx/fec_mii.c b/drivers/net/fec_8xx/fec_mii.c
index 803eb095cf8e..3b44ac1a7bfe 100644
--- a/drivers/net/fec_8xx/fec_mii.c
+++ b/drivers/net/fec_8xx/fec_mii.c
@@ -203,6 +203,39 @@ static void dm9161_shutdown(struct net_device *dev)
#endif
+#ifdef CONFIG_FEC_8XX_LXT971_PHY
+
+/* Support for LXT971/972 PHY */
+
+#define MII_LXT971_PCR 16 /* Port Control Register */
+#define MII_LXT971_SR2 17 /* Status Register 2 */
+#define MII_LXT971_IER 18 /* Interrupt Enable Register */
+#define MII_LXT971_ISR 19 /* Interrupt Status Register */
+#define MII_LXT971_LCR 20 /* LED Control Register */
+#define MII_LXT971_TCR 30 /* Transmit Control Register */
+
+static void lxt971_startup(struct net_device *dev)
+{
+ struct fec_enet_private *fep = netdev_priv(dev);
+
+ fec_mii_write(dev, fep->mii_if.phy_id, MII_LXT971_IER, 0x00F2);
+}
+
+static void lxt971_ack_int(struct net_device *dev)
+{
+ struct fec_enet_private *fep = netdev_priv(dev);
+
+ fec_mii_read(dev, fep->mii_if.phy_id, MII_LXT971_ISR);
+}
+
+static void lxt971_shutdown(struct net_device *dev)
+{
+ struct fec_enet_private *fep = netdev_priv(dev);
+
+ fec_mii_write(dev, fep->mii_if.phy_id, MII_LXT971_IER, 0x0000);
+}
+#endif
+
/**********************************************************************************/
static const struct phy_info phy_info[] = {
@@ -215,6 +248,15 @@ static const struct phy_info phy_info[] = {
.shutdown = dm9161_shutdown,
},
#endif
+#ifdef CONFIG_FEC_8XX_LXT971_PHY
+ {
+ .id = 0x0001378e,
+ .name = "LXT971/972",
+ .startup = lxt971_startup,
+ .ack_int = lxt971_ack_int,
+ .shutdown = lxt971_shutdown,
+ },
+#endif
#ifdef CONFIG_FEC_8XX_GENERIC_PHY
{
.id = 0,