CONFIG_ARCH_PXA is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
PXA2xx-based
configname: CONFIG_ARCH_PXA
ARM system type
└─>PXA2xx-based
In linux kernel since version 2.6.12
Support for Intel's PXA2XX processor line.
selects
CONFIG_ARCH_MTD_XIPCONFIG_GENERIC_GPIO
CONFIG_GENERIC_TIME
CONFIG_ARCH_HAS_CPUFREQ
CONFIG_CLKDEV_LOOKUP
CONFIG_CLKSRC_MMIO
CONFIG_ARCH_REQUIRE_GPIOLIB
CONFIG_GENERIC_CLOCKEVENTS
CONFIG_HAVE_SCHED_CLOCK
CONFIG_TICK_ONESHOT
CONFIG_PLAT_PXA
CONFIG_SPARSE_IRQ
CONFIG_AUTO_ZRELADDR
CONFIG_MULTI_IRQ_HANDLER
CONFIG_ARM_CPU_SUSPEND
CONFIG_HAVE_IDE
CONFIG_COMMON_CLK
CONFIG_CLKSRC_PXA
CONFIG_TIMER_OF
CONFIG_CPU_XSCALE
CONFIG_GPIO_PXA
CONFIG_GPIOLIB
CONFIG_IRQ_DOMAIN
CONFIG_GENERIC_IRQ_MULTI_HANDLER