CONFIG_SA1100_JORNADA720_SSP is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

HP Jornada 720 Extended SSP driver

modulename: jornada720_ssp.ko

configname: CONFIG_SA1100_JORNADA720_SSP

Linux Kernel Configuration
└─>SA11x0 Implementations
└─>HP Jornada 720 Extended SSP driver
In linux kernel since version 2.6.23 (release Date: 2007-10-09)  
Say Y here if you have a HP Jornada 7xx handheld computer and you
want to access devices connected to the MCU. Those include the
keyboard, touchscreen, backlight and battery. This driver also activates
the generic SSP which it extends.

source code: