The maximum size of the constructed OF tree.
OF_CPU - The proper name of the cpus node.
+ OF_SOC - The proper name of the soc node.
OF_TBCLK - The timebase frequency.
+ OF_STDOUT_PATH - The path to the console device
+
+ CONFIG_OF_HAS_BD_T
+
+ The resulting flat device tree will have a copy of the bd_t.
+ Space should be pre-allocated in the dts for the bd_t.
+
+ CONFIG_OF_HAS_UBOOT_ENV
+
+ The resulting flat device tree will have a copy of u-boot's
+ environment variables
+
+ CONFIG_OF_BOARD_SETUP
+
+ Board code has addition modification that it wants to make
+ to the flat device tree before handing it off to the kernel
- Serial Ports:
CFG_PL010_SERIAL