[PATCH 3/3] serial: core: Allow skipping old serial port initialization

The old_serial_port global array in 8250_core is supposed to hold an entry for each serial port on the system that cannot be discovered via a standard enumeration mechanism (aka ACPI/PCI/DTS). The array is populated at compile-time from the value specified in the SERIAL_PORT_DFNS macro. This

[PATCH 3/3] serial: core: Allow skipping old serial port initialization

The old_serial_port global array in 8250_core is supposed to hold an entry for each serial port on the system that cannot be discovered via a standard enumeration mechanism (aka ACPI/PCI/DTS). The array is populated at compile-time from the value specified in the SERIAL_PORT_DFNS macro. This