Move PHYLIB to Kconfig

Signed-off-by: Alexandru Gagniuc <alex.g@adaptrum.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/configs/turris_omnia_defconfig b/configs/turris_omnia_defconfig
index 2eb3d84..4329f85 100644
--- a/configs/turris_omnia_defconfig
+++ b/configs/turris_omnia_defconfig
@@ -32,6 +32,7 @@
 CONFIG_ATSHA204A=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_MV=y
+CONFIG_PHYLIB=y
 CONFIG_DEBUG_UART_BASE=0xd0012000
 CONFIG_DEBUG_UART_CLOCK=250000000
 CONFIG_DEBUG_UART_SHIFT=2