bnx2x: Fix BCM578x0-SFI pre-emphasis settings
Fix 578x0-SFI pre-emphasis settings per HW recommendations to achieve better link strength. Signed-off-by: Yaniv Rosner <yanivr@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
6a51c0d17b
commit
25182fc222
|
@ -3994,13 +3994,13 @@ static void bnx2x_warpcore_set_10G_XFI(struct bnx2x_phy *phy,
|
|||
|
||||
} else {
|
||||
misc1_val |= 0x9;
|
||||
tap_val = ((0x12 << MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET) |
|
||||
(0x2d << MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET) |
|
||||
(0x00 << MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET));
|
||||
tap_val = ((0x0f << MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET) |
|
||||
(0x2b << MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET) |
|
||||
(0x02 << MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET));
|
||||
tx_driver_val =
|
||||
((0x02 << MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET) |
|
||||
((0x03 << MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET) |
|
||||
(0x02 << MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET) |
|
||||
(0x02 << MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET));
|
||||
(0x06 << MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET));
|
||||
}
|
||||
bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
|
||||
MDIO_WC_REG_SERDESDIGITAL_MISC1, misc1_val);
|
||||
|
|
Loading…
Reference in a new issue