default or selected kernelversion does not have config value CONFIG_SND_PXA2XX_PCM.
Result is shown for kernelversion 6.7-rc3

CONFIG_SND_PXA2XX_PCM (not configurable)

modulename: snd-pxa2xx-pcm.ko

configname: CONFIG_SND_PXA2XX_PCM

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ARM sound devices
└─>SND_PXA2XX_PCM
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
source code:
sound/arm//
selects
CONFIG_SND_PCM


is depended by
CONFIG_SND_PXA2XX_AC97