From: Adrian Bunk CONFIG_MTD_CK804XROM=y, CONFIG_PCI=n results in the following compile error: CC drivers/mtd/maps/ck804xrom.o /home/bunk/linux/kernel-2.6/linux-2.6.20-rc4-mm1/drivers/mtd/maps/ck804xrom.c: In function 'ck804xrom_init_one': /home/bunk/linux/kernel-2.6/linux-2.6.20-rc4-mm1/drivers/mtd/maps/ck804xrom.c:114: error: implicit declaration of function 'pci_dev_get' /home/bunk/linux/kernel-2.6/linux-2.6.20-rc4-mm1/drivers/mtd/maps/ck804xrom.c:114: warning: assignment makes pointer from integer without a cast make[4]: *** [drivers/mtd/maps/ck804xrom.o] Error 1 Considering what hardware this driver is driving, a dependency on PCI also seems logical. Signed-off-by: Adrian Bunk Cc: David Woodhouse Cc: Ryan Jackson Signed-off-by: Andrew Morton --- drivers/mtd/maps/Kconfig | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) diff -puN drivers/mtd/maps/Kconfig~mtd_ck804xrom-must-depend-on-pci drivers/mtd/maps/Kconfig --- a/drivers/mtd/maps/Kconfig~mtd_ck804xrom-must-depend-on-pci +++ a/drivers/mtd/maps/Kconfig @@ -204,7 +204,7 @@ config MTD_ESB2ROM config MTD_CK804XROM tristate "BIOS flash chip on Nvidia CK804" - depends on X86 && MTD_JEDECPROBE + depends on X86 && MTD_JEDECPROBE && PCI help Support for treating the BIOS flash chip on nvidia motherboards as an MTD device - with this you can reprogram your BIOS. _