+ 192 = /dev/ttyPZ0 pmac_zilog - port 0
+ ...
+ 195 = /dev/ttyPZ3 pmac_zilog - port 3
+ 196 = /dev/ttyTX0 TX39/49 serial port 0
+ ...
+ 204 = /dev/ttyTX7 TX39/49 serial port 7
+ 205 = /dev/ttySC0 SC26xx serial port 0
+ 206 = /dev/ttySC1 SC26xx serial port 1
+ 207 = /dev/ttySC2 SC26xx serial port 2
+ 208 = /dev/ttySC3 SC26xx serial port 3
+ 209 = /dev/ttyMAX0 MAX3100 serial port 0
+ 210 = /dev/ttyMAX1 MAX3100 serial port 1
+ 211 = /dev/ttyMAX2 MAX3100 serial port 2
+ 212 = /dev/ttyMAX3 MAX3100 serial port 3