CONFIG_ETRAX_SPI_MMC_CD_SSER0_PIN is not available for thedefaultarchitecture x86.
Result is shown for architecture cris
default or selected kernelversion does not have config value CONFIG_ETRAX_SPI_MMC_CD_SSER0_PIN.
Result is shown for kernelversion 6.2.5

MMC/SD card detect pin for SPI on sser0

configname: CONFIG_ETRAX_SPI_MMC_CD_SSER0_PIN

Linux Kernel Configuration
└─>MMC/SD card detect pin for SPI on sser0
In linux kernel since version 2.6.25 (release Date: 2008-04-16)  
The pin to use for SD/MMC card detect. This pin should be pulled up
and grounded when a card is present. If defined as " " (space), no
pin is selected. A card must then always be inserted for proper
action.