diff options
Diffstat (limited to 'board/toradex')
-rw-r--r-- | board/toradex/verdin-imx8mm/verdin-imx8mm.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/board/toradex/verdin-imx8mm/verdin-imx8mm.c b/board/toradex/verdin-imx8mm/verdin-imx8mm.c index 76f4a1e209..1644f4b308 100644 --- a/board/toradex/verdin-imx8mm/verdin-imx8mm.c +++ b/board/toradex/verdin-imx8mm/verdin-imx8mm.c @@ -36,70 +36,6 @@ static int setup_fec(void) return 0; } - -int board_phy_config(struct phy_device *phydev) -{ - int tmp; - - switch (ksz9xx1_phy_get_id(phydev) & MII_KSZ9x31_SILICON_REV_MASK) { - case PHY_ID_KSZ9031: - /* - * The PHY adds 1.2ns for the RXC and 0ns for TXC clock by - * default. The MAC and the layout don't add a skew between - * clock and data. - * Add 0.3ns for the RXC path and 0.96 + 0.42 ns (1.38 ns) for - * the TXC path to get the required clock skews. - */ - /* control data pad skew - devaddr = 0x02, register = 0x04 */ - ksz9031_phy_extended_write(phydev, 0x02, - MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW, - MII_KSZ9031_MOD_DATA_NO_POST_INC, - 0x0070); - /* rx data pad skew - devaddr = 0x02, register = 0x05 */ - ksz9031_phy_extended_write(phydev, 0x02, - MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW, - MII_KSZ9031_MOD_DATA_NO_POST_INC, - 0x7777); - /* tx data pad skew - devaddr = 0x02, register = 0x06 */ - ksz9031_phy_extended_write(phydev, 0x02, - MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW, - MII_KSZ9031_MOD_DATA_NO_POST_INC, - 0x0000); - /* gtx and rx clock pad skew - devaddr = 0x02,register = 0x08 */ - ksz9031_phy_extended_write(phydev, 0x02, - MII_KSZ9031_EXT_RGMII_CLOCK_SKEW, - MII_KSZ9031_MOD_DATA_NO_POST_INC, - 0x03f4); - break; - case PHY_ID_KSZ9131: - default: - /* read rxc dll control - devaddr = 0x2, register = 0x4c */ - tmp = ksz9031_phy_extended_read(phydev, 0x02, - MII_KSZ9131_EXT_RGMII_2NS_SKEW_RXDLL, - MII_KSZ9031_MOD_DATA_NO_POST_INC); - /* disable rxdll bypass (enable 2ns skew delay on RXC) */ - tmp &= ~MII_KSZ9131_RXTXDLL_BYPASS; - /* rxc data pad skew 2ns - devaddr = 0x02, register = 0x4c */ - tmp = ksz9031_phy_extended_write(phydev, 0x02, - MII_KSZ9131_EXT_RGMII_2NS_SKEW_RXDLL, - MII_KSZ9031_MOD_DATA_NO_POST_INC, tmp); - /* read txc dll control - devaddr = 0x02, register = 0x4d */ - tmp = ksz9031_phy_extended_read(phydev, 0x02, - MII_KSZ9131_EXT_RGMII_2NS_SKEW_TXDLL, - MII_KSZ9031_MOD_DATA_NO_POST_INC); - /* disable txdll bypass (enable 2ns skew delay on TXC) */ - tmp &= ~MII_KSZ9131_RXTXDLL_BYPASS; - /* rxc data pad skew 2ns - devaddr = 0x02, register = 0x4d */ - tmp = ksz9031_phy_extended_write(phydev, 0x02, - MII_KSZ9131_EXT_RGMII_2NS_SKEW_TXDLL, - MII_KSZ9031_MOD_DATA_NO_POST_INC, tmp); - break; - } - - if (phydev->drv->config) - phydev->drv->config(phydev); - return 0; -} #endif int board_init(void) |