diff options
Diffstat (limited to 'arch/powerpc/platforms')
| -rw-r--r-- | arch/powerpc/platforms/Kconfig.cputype | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index 7f651273386..439c5ba34ec 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -50,6 +50,7 @@ config 44x select PPC_UDBG_16550 select 4xx_SOC select PPC_PCI_CHOICE + select PHYS_64BIT config E200 bool "Freescale e200" @@ -128,18 +129,20 @@ config FSL_EMB_PERFMON config PTE_64BIT bool - depends on 44x || E500 - default y if 44x - default y if E500 && PHYS_64BIT + depends on 44x || E500 || PPC_86xx + default y if PHYS_64BIT config PHYS_64BIT - bool 'Large physical address support' if E500 - depends on 44x || E500 + bool 'Large physical address support' if E500 || PPC_86xx + depends on (44x || E500 || PPC_86xx) && !PPC_83xx && !PPC_82xx select RESOURCES_64BIT - default y if 44x ---help--- This option enables kernel support for larger than 32-bit physical - addresses. This features is not be available on all e500 cores. + addresses. This feature may not be available on all cores. + + If you have more than 3.5GB of RAM or so, you also need to enable + SWIOTLB under Kernel Options for this to work. The actual number + is platform-dependent. If in doubt, say N here. |