From bc24611ca11e276194e1edbb71070699a98389c5 Mon Sep 17 00:00:00 2001 From: Shaohui Xie Date: Mon, 26 Oct 2015 19:47:48 +0800 Subject: [PATCH] net/fm: Add QSGMII PCS init QSGMII PCS needed to be programmed same as SGMII PCS, and there are four ports in QSGMII PCS, port 0, 1, 2, 3, all the four ports shared port 0's MDIO controller, so when programming port 0, we continue to program other three ports. Signed-off-by: Shaohui Xie Signed-off-by: Mingkai Hu Signed-off-by: Gong Qianyu Reviewed-by: York Sun --- drivers/net/fm/eth.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/drivers/net/fm/eth.c b/drivers/net/fm/eth.c index ec0a3cb371..eb8e93618f 100644 --- a/drivers/net/fm/eth.c +++ b/drivers/net/fm/eth.c @@ -41,28 +41,35 @@ static void dtsec_configure_serdes(struct fm_eth *priv) bus.priv = priv->mac->phyregs; bool sgmii_2500 = (priv->enet_if == PHY_INTERFACE_MODE_SGMII_2500) ? true : false; + int i = 0; +qsgmii_loop: /* SGMII IF mode + AN enable only for 1G SGMII, not for 2.5G */ value = PHY_SGMII_IF_MODE_SGMII; if (!sgmii_2500) value |= PHY_SGMII_IF_MODE_AN; - memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x14, value); + memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x14, value); /* Dev ability according to SGMII specification */ value = PHY_SGMII_DEV_ABILITY_SGMII; - memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x4, value); + memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x4, value); /* Adjust link timer for SGMII - 1.6 ms in units of 8 ns = 2 * 10^5 = 0x30d40 */ - memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x13, 0x3); - memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0x12, 0xd40); + memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x13, 0x3); + memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x12, 0xd40); /* Restart AN */ value = PHY_SGMII_CR_DEF_VAL; if (!sgmii_2500) value |= PHY_SGMII_CR_RESET_AN; - memac_mdio_write(&bus, 0, MDIO_DEVAD_NONE, 0, value); + memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0, value); + + if ((priv->enet_if == PHY_INTERFACE_MODE_QSGMII) && (i < 3)) { + i++; + goto qsgmii_loop; + } #else struct dtsec *regs = priv->mac->base; struct tsec_mii_mng *phyregs = priv->mac->phyregs; @@ -91,6 +98,7 @@ static void dtsec_init_phy(struct eth_device *dev) #endif if (fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII || + fm_eth->enet_if == PHY_INTERFACE_MODE_QSGMII || fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII_2500) dtsec_configure_serdes(fm_eth); } -- 2.25.1