+ config DEBUG_SUNXI_R_UART
+ bool "Kernel low-level debugging messages via sunXi R_UART"
+ depends on MACH_SUN6I || MACH_SUN8I
+ select DEBUG_UART_8250
+ help
+ Say Y here if you want kernel low-level debugging support
+ on Allwinner A31/A23 based platforms on the R_UART.
+