net: phy: meson-gxl: Use the genphy_soft_reset callback

Since the referenced commit, Ethernet fails to come up at boot on the
board meson-gxl-s905x-libretech-cc. Fix this by re-enabling the
genphy_soft_reset callback for the Amlogic Meson GXL PHY driver.

Fixes: 6e2d85ec05 ("net: phy: Stop with excessive soft reset")
Signed-off-by: Timotej Lazar <timotej.lazar@araneo.si>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/phy/meson-gxl.c

@@ -233,6 +233,7 @@ static struct phy_driver meson_gxl_phy[] = {
 		.name		= "Meson GXL Internal PHY",
 		.features	= PHY_BASIC_FEATURES,
 		.flags		= PHY_IS_INTERNAL,
+		.soft_reset     = genphy_soft_reset,
 		.config_init	= meson_gxl_config_init,
 		.aneg_done      = genphy_aneg_done,
 		.read_status	= meson_gxl_read_status,