This patch adds support for the Cisco Meraki MR24 Access point to the apm821xx target. Board: MR24 - Meraki MR24 Cloud Managed Access Point CPU: APM82181 SoC 800 MHz (PLB=200 OPB=100 EBC=100) Flash size: 32MiB RAM Size: 128MiB Wireless: Atheros AR9380 5.0GHz + Atheros AR9380 2.4GHz Ethernet ports: 1x Gigabit Atheros AR8035 WARNING: The serial port needs a TTL/RS-232 v3.3 level converter! For flashing instructions, visit: <https://github.com/riptidewave93/Openwrt-MR24/blob/master/README.md#flashing> Signed-off-by: Chris Blake <chrisrblake93@gmail.com>