From: Arnd Bergmann Date: Thu, 14 Feb 2013 12:14:53 +0000 (+0100) Subject: ARM: mvebu: allow selecting mvebu without Armada XP X-Git-Tag: upstream/snapshot3+hdmi~5692^2~4^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=81c724abb92c2c083b5558f1fdfeb8d9be1767b1;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git ARM: mvebu: allow selecting mvebu without Armada XP Selecting only CONFIG_ARCH_MVEBU but not the respective options for Armada 370 or Armada XP results in these link errors: arch/arm/mach-mvebu/built-in.o: In function `armada_xp_smp_init_cpus': arch/arm/mach-mvebu/platsmp.c:91: undefined reference to `coherency_get_cpu_count' arch/arm/mach-mvebu/platsmp.c:104: undefined reference to `armada_mpic_send_doorbell' arch/arm/mach-mvebu/built-in.o: In function `armada_xp_smp_prepare_cpus': arch/arm/mach-mvebu/platsmp.c:111: undefined reference to `set_cpu_coherent' arch/arm/mach-mvebu/built-in.o: In function `armada_xp_boot_secondary': arch/arm/mach-mvebu/platsmp.c:83: undefined reference to `armada_xp_boot_cpu' arch/arm/mach-mvebu/built-in.o: In function `armada_xp_secondary_init': arch/arm/mach-mvebu/platsmp.c:75: undefined reference to `armada_xp_mpic_smp_cpu_init' arch/arm/mach-mvebu/built-in.o: In function `armada_xp_secondary_startup': arch/arm/mach-mvebu/headsmp.S:46: undefined reference to `ll_set_cpu_coherent' We can solve this by enabling all common MVEBU files that are referenced by the SMP files. This means we enable code that is not going to be used without a machine descriptor referencing it, but only if the kernel is configured specifically for this case. Signed-off-by: Arnd Bergmann Cc: Gregory Clement Cc: Ezequiel Garcia --- diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile index 99df4df..da93bcb 100644 --- a/arch/arm/mach-mvebu/Makefile +++ b/arch/arm/mach-mvebu/Makefile @@ -3,7 +3,8 @@ ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \ AFLAGS_coherency_ll.o := -Wa,-march=armv7-a -obj-y += system-controller.o -obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o irq-armada-370-xp.o addr-map.o coherency.o coherency_ll.o pmsu.o +obj-y += system-controller.o +obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o +obj-$(CONFIG_ARCH_MVEBU) += addr-map.o coherency.o coherency_ll.o pmsu.o irq-armada-370-xp.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o