From 0c13957a43a90b1522eb616f3c9967ec44e4da1d Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Tue, 3 May 2016 13:58:24 +0200 Subject: [PATCH] drivers: net: emac: add Atheros AR8035 phy initialization code To: netdev@vger.kernel.org This patch adds the phy initialization code for Qualcomm Atheros AR8035 phy. This configuration is found in the Cisco Meraki MR24. Signed-off-by: Christian Lamparter --- drivers/net/ethernet/ibm/emac/phy.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) --- a/drivers/net/ethernet/ibm/emac/phy.c +++ b/drivers/net/ethernet/ibm/emac/phy.c @@ -470,12 +470,38 @@ static struct mii_phy_def m88e1112_phy_d .ops = &m88e1112_phy_ops, }; +static int ar8035_init(struct mii_phy *phy) +{ + phy_write(phy, 0x1d, 0x5); /* Address debug register 5 */ + phy_write(phy, 0x1e, 0x2d47); /* Value copied from u-boot */ + phy_write(phy, 0x1d, 0xb); /* Address hib ctrl */ + phy_write(phy, 0x1e, 0xbc20); /* Value copied from u-boot */ + + return 0; +} + +static struct mii_phy_ops ar8035_phy_ops = { + .init = ar8035_init, + .setup_aneg = genmii_setup_aneg, + .setup_forced = genmii_setup_forced, + .poll_link = genmii_poll_link, + .read_link = genmii_read_link, +}; + +static struct mii_phy_def ar8035_phy_def = { + .phy_id = 0x004dd070, + .phy_id_mask = 0xfffffff0, + .name = "Atheros 8035 Gigabit Ethernet", + .ops = &ar8035_phy_ops, +}; + static struct mii_phy_def *mii_phy_table[] = { &et1011c_phy_def, &cis8201_phy_def, &bcm5248_phy_def, &m88e1111_phy_def, &m88e1112_phy_def, + &ar8035_phy_def, &genmii_phy_def, NULL };