]> git.sur5r.net Git - u-boot/commitdiff
uec: add support for Broadcom BCM5481 Gigabit PHY
authorAnton Vorontsov <avorontsov@ru.mvista.com>
Mon, 24 Mar 2008 17:46:34 +0000 (20:46 +0300)
committerKim Phillips <kim.phillips@freescale.com>
Wed, 26 Mar 2008 00:16:46 +0000 (19:16 -0500)
This patch adds basic support for Broadcom BCM5481 PHY.

RXD-RXC delay quirk comes from MPC8360E-RDK BSP source, author is
Peter Barada <peterb@logicpd.com>.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
drivers/qe/uec_phy.c

index 8c4a558d828ad7a351a907d9ca16ae206e737b86..423ba789e9e27960e470116f552a84ad4a514649 100644 (file)
@@ -347,6 +347,37 @@ static int genmii_read_status (struct uec_mii_info *mii_info)
        return 0;
 }
 
+static int bcm_init(struct uec_mii_info *mii_info)
+{
+       struct eth_device *edev = mii_info->dev;
+       uec_private_t *uec = edev->priv;
+
+       gbit_config_aneg(mii_info);
+
+       if (uec->uec_info->enet_interface == ENET_1000_RGMII_RXID) {
+               u16 val;
+               int cnt = 50;
+
+               /* Wait for aneg to complete. */
+               do
+                       val = phy_read(mii_info, PHY_BMSR);
+               while (--cnt && !(val & PHY_BMSR_AUTN_COMP));
+
+               /* Set RDX clk delay. */
+               phy_write(mii_info, 0x18, 0x7 | (7 << 12));
+
+               val = phy_read(mii_info, 0x18);
+               /* Set RDX-RXC skew. */
+               val |= (1 << 8);
+               val |= (7 | (7 << 12));
+               /* Write bits 14:0. */
+               val |= (1 << 15);
+               phy_write(mii_info, 0x18, val);
+       }
+
+        return 0;
+}
+
 static int marvell_read_status (struct uec_mii_info *mii_info)
 {
        u16 status;
@@ -515,6 +546,15 @@ static struct phy_info phy_info_marvell = {
        .config_intr = &marvell_config_intr,
 };
 
+static struct phy_info phy_info_bcm5481 = {
+       .phy_id = 0x0143bca0,
+       .phy_id_mask = 0xffffff0,
+       .name = "Broadcom 5481",
+       .features = MII_GBIT_FEATURES,
+       .read_status = genmii_read_status,
+       .init = bcm_init,
+};
+
 static struct phy_info phy_info_genmii = {
        .phy_id = 0x00000000,
        .phy_id_mask = 0x00000000,
@@ -528,6 +568,7 @@ static struct phy_info *phy_info[] = {
        &phy_info_dm9161,
        &phy_info_dm9161a,
        &phy_info_marvell,
+       &phy_info_bcm5481,
        &phy_info_genmii,
        NULL
 };