This patch adds information regarding usage of serial console on
the ip_k66f board, as it only can use Segger's RTT console for
communication.
Signed-off-by: Lukasz Majewski <lukma@denx.de>
IP ethernet switch board includes K66F MCU from NXP
and Micrel/Microchip KSZ8794CNX switch. Board support
includes basic GPIO LED and common functions.
Switch function needs support either based on DSA or
relative feature in Zephyr which is tracked with issue
22061.
Signed-off-by: Parthiban Nallathambi <pn@denx.de>