From 285771852891b52a740b4ab2f2903cbfef5ec6a9 Mon Sep 17 00:00:00 2001 From: Eilon Greenstein Date: Thu, 12 Feb 2009 08:37:00 +0000 Subject: bnx2x: Supporting BCM8481 PHY Signed-off-by: Yaniv Rosner Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x_link.c | 95 +++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 93 insertions(+), 2 deletions(-) (limited to 'drivers/net/bnx2x_link.c') diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c index 55f50c7093e0..bed11b9c2c2d 100644 --- a/drivers/net/bnx2x_link.c +++ b/drivers/net/bnx2x_link.c @@ -1755,7 +1755,9 @@ static u8 bnx2x_link_settings_status(struct link_params *params, (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == - PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726))) { + PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) || + (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == + PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481))) { vars->autoneg = AUTO_NEG_ENABLED; if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) { @@ -1997,6 +1999,23 @@ static void bnx2x_ext_phy_reset(struct link_params *params, break; + case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: + + /* Restore normal power mode*/ + bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, + MISC_REGISTERS_GPIO_OUTPUT_HIGH, + params->port); + + /* HW reset */ + bnx2x_hw_reset(bp, params->port); + + bnx2x_cl45_write(bp, params->port, + ext_phy_type, + ext_phy_addr, + MDIO_PMA_DEVAD, + MDIO_PMA_REG_CTRL, + 1<<15); + break; case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: DP(NETIF_MSG_LINK, "XGXS PHY Failure detected\n"); break; @@ -3414,6 +3433,31 @@ static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars) ext_phy_addr, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, val); + + break; + case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: + DP(NETIF_MSG_LINK, + "Setting the BCM8481 LASI control\n"); + + bnx2x_cl45_write(bp, params->port, + ext_phy_type, + ext_phy_addr, + MDIO_PMA_DEVAD, + MDIO_PMA_REG_LASI_CTRL, 0x1); + + /* Restart autoneg */ + bnx2x_cl45_read(bp, params->port, + ext_phy_type, + ext_phy_addr, + MDIO_AN_DEVAD, + MDIO_AN_REG_CTRL, &val); + val |= 0x200; + bnx2x_cl45_write(bp, params->port, + ext_phy_type, + ext_phy_addr, + MDIO_AN_DEVAD, + MDIO_AN_REG_CTRL, val); + break; case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: DP(NETIF_MSG_LINK, @@ -3830,7 +3874,53 @@ static u8 bnx2x_ext_phy_is_link_up(struct link_params *params, (val2 & (1<<14))); } break; + case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: + /* Clear LASI interrupt */ + bnx2x_cl45_read(bp, params->port, + ext_phy_type, + ext_phy_addr, + MDIO_PMA_DEVAD, + MDIO_PMA_REG_LASI_STATUS, &val1); + DP(NETIF_MSG_LINK, "8481 LASI status reg = 0x%x\n", + val1); + + /* Check 10G-BaseT link status */ + /* Check Global PMD signal ok */ + bnx2x_cl45_read(bp, params->port, ext_phy_type, + ext_phy_addr, + MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, + &rx_sd); + /* Check PCS block lock */ + bnx2x_cl45_read(bp, params->port, ext_phy_type, + ext_phy_addr, + MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, + &pcs_status); + DP(NETIF_MSG_LINK, "8481 1.a = 0x%x, 1.20 = 0x%x\n", + rx_sd, pcs_status); + if (rx_sd & pcs_status & 0x1) { + vars->line_speed = SPEED_10000; + ext_phy_link_up = 1; + } else { + + /* Check 1000-BaseT link status */ + bnx2x_cl45_read(bp, params->port, ext_phy_type, + ext_phy_addr, + MDIO_AN_DEVAD, 0xFFE1, + &val1); + bnx2x_cl45_read(bp, params->port, ext_phy_type, + ext_phy_addr, + MDIO_AN_DEVAD, 0xFFE1, + &val2); + DP(NETIF_MSG_LINK, "8481 7.FFE1 =" + "0x%x-->0x%x\n", val1, val2); + if (val2 & (1<<2)) { + vars->line_speed = SPEED_1000; + ext_phy_link_up = 1; + } + } + + break; default: DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", params->ext_phy_config); @@ -4523,7 +4613,8 @@ static u8 bnx2x_link_initialize(struct link_params *params, if (non_ext_phy || (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || - (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726)) { + (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) || + (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481)) { if (params->req_line_speed == SPEED_AUTO_NEG) bnx2x_set_parallel_detection(params, vars->phy_flags); bnx2x_init_internal_phy(params, vars); -- cgit v1.2.3-59-g8ed1b