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 ARCH_SUPPORTS_BIG_ENDIAN
   5         select ARM_AMBA
   6         select ARM_GIC
   7         select ARM_GLOBAL_TIMER
   8         select ARM_TIMER_SP804
   9         select COMMON_CLK_VERSATILE
  10         select HAVE_ARM_SCU if SMP
  11         select HAVE_ARM_TWD if SMP
  12         select HAVE_PATA_PLATFORM
  13         select ICST
  14         select NO_IOPORT_MAP
  15         select PLAT_VERSATILE
  16         select PLAT_VERSATILE_CLCD
  17         select POWER_RESET
  18         select POWER_RESET_VEXPRESS
  19         select POWER_SUPPLY
  20         select REGULATOR_FIXED_VOLTAGE if REGULATOR
  21         select VEXPRESS_CONFIG
  22         select VEXPRESS_SYSCFG
  23         select MFD_VEXPRESS_SYSREG
  24         help
  25           This option enables support for systems using Cortex processor based
  26           ARM core and logic (FPGA) tiles on the Versatile Express motherboard,
  27           for example:
  28
  29           - CoreTile Express A5x2 (V2P-CA5s)
  30           - CoreTile Express A9x4 (V2P-CA9)
  31           - CoreTile Express A15x2 (V2P-CA15)
  32           - LogicTile Express 13MG (V2F-2XV6) with A5, A7, A9 or A15 SMMs
  33             (Soft Macrocell Models)
  34           - Versatile Express RTSMs (Models)
  35
  36           You must boot using a Flattened Device Tree in order to use these
  37           platforms. The traditional (ATAGs) boot method is not usable on
  38           these boards with this option.
  39
  40 menu "Versatile Express platform type"
  41         depends on ARCH_VEXPRESS
  42
  43 config ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA
  44         bool "Enable A5 and A9 only errata work-arounds"
  45         default y
  46         select ARM_ERRATA_720789
  47         select PL310_ERRATA_753970 if CACHE_PL310
  48         help
  49           Provides common dependencies for Versatile Express platforms
  50           based on Cortex-A5 and Cortex-A9 processors. In order to
  51           build a working kernel, you must also enable relevant core
  52           tile support or Flattened Device Tree based support options.
  53
  54 config ARCH_VEXPRESS_CA9X4
  55         bool "Versatile Express Cortex-A9x4 tile"
  56
  57 config ARCH_VEXPRESS_DCSCB
  58         bool "Dual Cluster System Control Block (DCSCB) support"
  59         depends on MCPM
  60         select ARM_CCI
  61         help
  62           Support for the Dual Cluster System Configuration Block (DCSCB).
  63           This is needed to provide CPU and cluster power management
  64           on RTSM implementing big.LITTLE.
  65
  66 config ARCH_VEXPRESS_SPC
  67         bool "Versatile Express Serial Power Controller (SPC)"
  68         select ARCH_HAS_CPUFREQ
  69         select ARCH_HAS_OPP
  70         select PM_OPP
  71         help
  72           The TC2 (A15x2 A7x3) versatile express core tile integrates a logic
  73           block called Serial Power Controller (SPC) that provides the interface
  74           between the dual cluster test-chip and the M3 microcontroller that
  75           carries out power management.
  76
  77 config ARCH_VEXPRESS_TC2_PM
  78         bool "Versatile Express TC2 power management"
  79         depends on MCPM
  80         select ARM_CCI
  81         select ARCH_VEXPRESS_SPC
  82         help
  83           Support for CPU and cluster power management on Versatile Express
  84           with a TC2 (A15x2 A7x3) big.LITTLE core tile.
  85
  86 endmenu