arch/arm/mach-vexpress/Kconfig

   1 menuconfig ARCH_VEXPRESS
   2         bool "ARM Ltd. Versatile Express family"
   3         depends on ARCH_MULTI_V7
   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 GPIOLIB
  11         select HAVE_ARM_SCU if SMP
  12         select HAVE_ARM_TWD if SMP
  13         select HAVE_PATA_PLATFORM
  14         select ICST
  15         select NO_IOPORT_MAP
  16         select PLAT_VERSATILE
  17         select POWER_RESET
  18         select POWER_RESET_VEXPRESS
  19         select POWER_SUPPLY
  20         select REGULATOR if MMC_ARMMMCI
  21         select REGULATOR_FIXED_VOLTAGE if REGULATOR
  22         select VEXPRESS_CONFIG
  23         select VEXPRESS_SYSCFG
  24         select MFD_VEXPRESS_SYSREG
  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 if 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_643719 if SMP
  47         select ARM_ERRATA_720789
  48         select PL310_ERRATA_753970 if CACHE_L2X0
  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_DCSCB
  56         bool "Dual Cluster System Control Block (DCSCB) support"
  57         depends on MCPM
  58         select ARM_CCI400_PORT_CTRL
  59         help
  60           Support for the Dual Cluster System Configuration Block (DCSCB).
  61           This is needed to provide CPU and cluster power management
  62           on RTSM implementing big.LITTLE.
  63
  64 config ARCH_VEXPRESS_SPC
  65         bool "Versatile Express Serial Power Controller (SPC)"
  66         select PM_OPP
  67         help
  68           The TC2 (A15x2 A7x3) versatile express core tile integrates a logic
  69           block called Serial Power Controller (SPC) that provides the interface
  70           between the dual cluster test-chip and the M3 microcontroller that
  71           carries out power management.
  72
  73 config ARCH_VEXPRESS_TC2_PM
  74         bool "Versatile Express TC2 power management"
  75         depends on MCPM
  76         select ARM_CCI400_PORT_CTRL
  77         select ARCH_VEXPRESS_SPC
  78         select ARM_CPU_SUSPEND
  79         help
  80           Support for CPU and cluster power management on Versatile Express
  81           with a TC2 (A15x2 A7x3) big.LITTLE core tile.
  82
  83 endif