arch/arm/mach-vexpress/Kconfig

   1 config ARCH_VEXPRESS
   2         bool "ARM Ltd. Versatile Express family" if ARCH_MULTI_V7
   3         select ARCH_REQUIRE_GPIOLIB
   4         select ARM_AMBA
   5         select ARM_GIC
   6         select ARM_TIMER_SP804
   7         select COMMON_CLK
   8         select COMMON_CLK_VERSATILE
   9         select CPU_V7
  10         select GENERIC_CLOCKEVENTS
  11         select HAVE_ARM_SCU if SMP
  12         select HAVE_ARM_TWD if SMP
  13         select HAVE_PATA_PLATFORM
  14         select HAVE_SMP
  15         select ICST
  16         select MIGHT_HAVE_CACHE_L2X0
  17         select NO_IOPORT
  18         select PLAT_VERSATILE
  19         select PLAT_VERSATILE_CLCD
  20         select POWER_RESET
  21         select POWER_RESET_VEXPRESS
  22         select POWER_SUPPLY
  23         select REGULATOR_FIXED_VOLTAGE if REGULATOR
  24         select VEXPRESS_CONFIG
  25         help
  26           This option enables support for systems using Cortex processor based
  27           ARM core and logic (FPGA) tiles on the Versatile Express motherboard,
  28           for example:
  29
  30           - CoreTile Express A5x2 (V2P-CA5s)
  31           - CoreTile Express A9x4 (V2P-CA9)
  32           - CoreTile Express A15x2 (V2P-CA15)
  33           - LogicTile Express 13MG (V2F-2XV6) with A5, A7, A9 or A15 SMMs
  34             (Soft Macrocell Models)
  35           - Versatile Express RTSMs (Models)
  36
  37           You must boot using a Flattened Device Tree in order to use these
  38           platforms. The traditional (ATAGs) boot method is not usable on
  39           these boards with this option.
  40
  41 menu "Versatile Express platform type"
  42         depends on ARCH_VEXPRESS
  43
  44 config ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA
  45         bool "Enable A5 and A9 only errata work-arounds"
  46         default y
  47         select ARM_ERRATA_720789
  48         select PL310_ERRATA_753970 if CACHE_PL310
  49         help
  50           Provides common dependencies for Versatile Express platforms
  51           based on Cortex-A5 and Cortex-A9 processors. In order to
  52           build a working kernel, you must also enable relevant core
  53           tile support or Flattened Device Tree based support options.
  54
  55 config ARCH_VEXPRESS_CA9X4
  56         bool "Versatile Express Cortex-A9x4 tile"
  57
  58 config ARCH_VEXPRESS_DCSCB
  59         bool "Dual Cluster System Control Block (DCSCB) support"
  60         depends on MCPM
  61         select ARM_CCI
  62         help
  63           Support for the Dual Cluster System Configuration Block (DCSCB).
  64           This is needed to provide CPU and cluster power management
  65           on RTSM implementing big.LITTLE.
  66
  67 config ARCH_VEXPRESS_TC2_PM
  68         bool "Versatile Express TC2 power management"
  69         depends on MCPM
  70         select ARM_CCI
  71         help
  72           Support for CPU and cluster power management on Versatile Express
  73           with a TC2 (A15x2 A7x3) big.LITTLE core tile.
  74
  75 endmenu