From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from de01egw02.freescale.net (de01egw02.freescale.net [192.88.165.103]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "de01egw02.freescale.net", Issuer "Thawte Premium Server CA" (verified OK)) by ozlabs.org (Postfix) with ESMTP id 120B1DDF47 for ; Tue, 6 Nov 2007 05:15:50 +1100 (EST) Date: Mon, 5 Nov 2007 12:15:43 -0600 From: Kim Phillips To: Li Yang , Kumar Gala , netdev@vger.kernel.org, linuxppc-dev@ozlabs.org Subject: [PATCH 3/5] phylib: marvell: add support for TX-only and RX-only Internal Delay Message-Id: <20071105121543.8276c953.kim.phillips@freescale.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: paulus@samba.org, jgarzik@pobox.com List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Previously, Internal Delay specification implied the delay be applied to both TX and RX. This patch allows for separate TX/RX-only internal delay specification. Signed-off-by: Kim Phillips --- drivers/net/phy/marvell.c | 26 +++++++++++++++++--------- 1 files changed, 17 insertions(+), 9 deletions(-) diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index d2ede5f..55eb5c1 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -143,21 +143,29 @@ static int m88e1111_config_init(struct phy_device *phydev) int err; if ((phydev->interface == PHY_INTERFACE_MODE_RGMII) || - (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)) { + (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) || + (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) || + (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)) { int temp; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { - temp = phy_read(phydev, MII_M1111_PHY_EXT_CR); - if (temp < 0) - return temp; + temp = phy_read(phydev, MII_M1111_PHY_EXT_CR); + if (temp < 0) + return temp; + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { temp |= (MII_M1111_RX_DELAY | MII_M1111_TX_DELAY); - - err = phy_write(phydev, MII_M1111_PHY_EXT_CR, temp); - if (err < 0) - return err; + } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { + temp &= ~MII_M1111_TX_DELAY; + temp |= MII_M1111_RX_DELAY; + } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { + temp &= ~MII_M1111_RX_DELAY; + temp |= MII_M1111_TX_DELAY; } + err = phy_write(phydev, MII_M1111_PHY_EXT_CR, temp); + if (err < 0) + return err; + temp = phy_read(phydev, MII_M1111_PHY_EXT_SR); if (temp < 0) return temp; -- 1.5.2.2