LXR linux/arch/mips/loongson2ef/Kconfig

   1# SPDX-License-Identifier: GPL-2.0
   2if MACH_LOONGSON2EF
   3
   4choice
   5        prompt "Machine Type"
   6
   7config LEMOTE_FULOONG2E
   8        bool "Lemote Fuloong(2e) mini-PC"
   9        select ARCH_SPARSEMEM_ENABLE
  10        select ARCH_MIGHT_HAVE_PC_PARPORT
  11        select ARCH_MIGHT_HAVE_PC_SERIO
  12        select CEVT_R4K
  13        select CSRC_R4K
  14        select SYS_HAS_CPU_LOONGSON2E
  15        select DMA_NONCOHERENT
  16        select BOOT_ELF32
  17        select BOARD_SCACHE
  18        select FORCE_PCI
  19        select I8259
  20        select ISA
  21        select IRQ_MIPS_CPU
  22        select SYS_SUPPORTS_64BIT_KERNEL
  23        select SYS_SUPPORTS_LITTLE_ENDIAN
  24        select SYS_SUPPORTS_HIGHMEM
  25        select SYS_HAS_EARLY_PRINTK
  26        select USE_GENERIC_EARLY_PRINTK_8250
  27        select GENERIC_ISA_DMA_SUPPORT_BROKEN
  28        select CPU_HAS_WB
  29        select LOONGSON_MC146818
  30        help
  31          Lemote Fuloong(2e) mini-PC board based on the Chinese Loongson-2E CPU and
  32          an FPGA northbridge
  33
  34          Lemote Fuloong(2e) mini PC have a VIA686B south bridge.
  35
  36config LEMOTE_MACH2F
  37        bool "Lemote Loongson 2F family machines"
  38        select ARCH_SPARSEMEM_ENABLE
  39        select ARCH_MIGHT_HAVE_PC_PARPORT
  40        select ARCH_MIGHT_HAVE_PC_SERIO
  41        select BOARD_SCACHE
  42        select BOOT_ELF32
  43        select CEVT_R4K if ! MIPS_EXTERNAL_TIMER
  44        select CPU_HAS_WB
  45        select CS5536
  46        select CSRC_R4K if ! MIPS_EXTERNAL_TIMER
  47        select DMA_NONCOHERENT
  48        select GENERIC_ISA_DMA_SUPPORT_BROKEN
  49        select FORCE_PCI
  50        select I8259
  51        select IRQ_MIPS_CPU
  52        select ISA
  53        select SYS_HAS_CPU_LOONGSON2F
  54        select SYS_HAS_EARLY_PRINTK
  55        select USE_GENERIC_EARLY_PRINTK_8250
  56        select SYS_SUPPORTS_64BIT_KERNEL
  57        select SYS_SUPPORTS_HIGHMEM
  58        select SYS_SUPPORTS_LITTLE_ENDIAN
  59        select LOONGSON_MC146818
  60        help
  61          Lemote Loongson 2F family machines utilize the 2F revision of
  62          Loongson processor and the AMD CS5536 south bridge.
  63
  64          These family machines include fuloong2f mini PC, yeeloong2f notebook,
  65          LingLoong allinone PC and so forth.
  66
  67endchoice
  68
  69config CS5536
  70        bool
  71
  72config CS5536_MFGPT
  73        bool "CS5536 MFGPT Timer"
  74        depends on CS5536 && !HIGH_RES_TIMERS
  75        select MIPS_EXTERNAL_TIMER
  76        help
  77          This option enables the mfgpt0 timer of AMD CS5536. With this timer
  78          switched on you can not use high resolution timers.
  79
  80          If you want to enable the Loongson2 CPUFreq Driver, Please enable
  81          this option at first, otherwise, You will get wrong system time.
  82
  83          If unsure, say Yes.
  84
  85config LOONGSON_UART_BASE
  86        bool
  87        default y
  88        depends on EARLY_PRINTK || SERIAL_8250
  89
  90config LOONGSON_MC146818
  91        bool
  92        default n
  93
  94endif # MACH_LOONGSON2EF
  95