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authorHeiko Schocher <hs@denx.de>2008-11-20 09:57:14 +0100
committerBen Warren <biggerbadderben@gmail.com>2009-01-24 20:45:51 -0800
commit8b69b563039989885969d24465c56f8ac4c07c4c (patch)
tree764a07a402838814e3bc7f24b27814bf3b4166fe /drivers
parentef29884b2708a6cce3b77f4ccaeea193d4e02c22 (diff)
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powerpc: net: support for the SMSC LAN8700 PHY
Signed-off-by: Heiko Schocher <hs@denx.de> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/qe/uec_phy.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/qe/uec_phy.c b/drivers/qe/uec_phy.c
index 829f082..d613f3e 100644
--- a/drivers/qe/uec_phy.c
+++ b/drivers/qe/uec_phy.c
@@ -603,6 +603,55 @@ static int fixed_phy_read_status (struct uec_mii_info *mii_info)
return 0;
}
+static int smsc_config_aneg (struct uec_mii_info *mii_info)
+{
+ return 0;
+}
+
+static int smsc_read_status (struct uec_mii_info *mii_info)
+{
+ u16 status;
+ int err;
+
+ /* Update the link, but return if there
+ * was an error */
+ err = genmii_update_link (mii_info);
+ if (err)
+ return err;
+
+ /* If the link is up, read the speed and duplex */
+ /* If we aren't autonegotiating, assume speeds
+ * are as set */
+ if (mii_info->autoneg && mii_info->link) {
+ int val;
+
+ status = phy_read (mii_info, 0x1f);
+ val = (status & 0x1c) >> 2;
+
+ switch (val) {
+ case 1:
+ mii_info->duplex = DUPLEX_HALF;
+ mii_info->speed = SPEED_10;
+ break;
+ case 5:
+ mii_info->duplex = DUPLEX_FULL;
+ mii_info->speed = SPEED_10;
+ break;
+ case 2:
+ mii_info->duplex = DUPLEX_HALF;
+ mii_info->speed = SPEED_100;
+ break;
+ case 6:
+ mii_info->duplex = DUPLEX_FULL;
+ mii_info->speed = SPEED_100;
+ break;
+ }
+ mii_info->pause = 0;
+ }
+
+ return 0;
+}
+
static struct phy_info phy_info_dm9161 = {
.phy_id = 0x0181b880,
.phy_id_mask = 0x0ffffff0,
@@ -655,6 +704,15 @@ static struct phy_info phy_info_fixedphy = {
.read_status = fixed_phy_read_status,
};
+static struct phy_info phy_info_smsclan8700 = {
+ .phy_id = 0x0007c0c0,
+ .phy_id_mask = 0xfffffff0,
+ .name = "SMSC LAN8700",
+ .features = MII_BASIC_FEATURES,
+ .config_aneg = smsc_config_aneg,
+ .read_status = smsc_read_status,
+};
+
static struct phy_info phy_info_genmii = {
.phy_id = 0x00000000,
.phy_id_mask = 0x00000000,
@@ -669,6 +727,7 @@ static struct phy_info *phy_info[] = {
&phy_info_dm9161a,
&phy_info_marvell,
&phy_info_bcm5481,
+ &phy_info_smsclan8700,
&phy_info_fixedphy,
&phy_info_genmii,
NULL