Convert CONFIG_RESET_PHY_R to Kconfig

This converts the following to Kconfig:
   CONFIG_RESET_PHY_R

Cc: Ramon Fried <rfried.dev@gmail.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/ls2088ardb_tfa_defconfig b/configs/ls2088ardb_tfa_defconfig
index 6f7db7a..c0f92c6 100644
--- a/configs/ls2088ardb_tfa_defconfig
+++ b/configs/ls2088ardb_tfa_defconfig
@@ -30,6 +30,7 @@
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="console=ttyS1,115200 root=/dev/ram0 earlycon=uart8250,mmio,0x21c0600 ramdisk_size=0x2000000 default_hugepagesz=2m hugepagesz=2m hugepages=256"
 CONFIG_MISC_INIT_R=y
+CONFIG_RESET_PHY_R=y
 CONFIG_CMD_IMLS=y
 CONFIG_CMD_GREPENV=y
 CONFIG_CMD_EEPROM=y