arch/mips/loongson64/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0
   2 if MACH_LOONGSON64
   3
   4 choice
   5         prompt "Machine Type"
   6
   7 config 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 HAVE_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 GENERIC_ISA_DMA_SUPPORT_BROKEN
  27         select CPU_HAS_WB
  28         select LOONGSON_MC146818
  29         help
  30           Lemote Fuloong(2e) mini-PC board based on the Chinese Loongson-2E CPU and
  31           an FPGA northbridge
  32
  33           Lemote Fuloong(2e) mini PC have a VIA686B south bridge.
  34
  35 config LEMOTE_MACH2F
  36         bool "Lemote Loongson 2F family machines"
  37         select ARCH_SPARSEMEM_ENABLE
  38         select ARCH_MIGHT_HAVE_PC_PARPORT
  39         select ARCH_MIGHT_HAVE_PC_SERIO
  40         select BOARD_SCACHE
  41         select BOOT_ELF32
  42         select CEVT_R4K if ! MIPS_EXTERNAL_TIMER
  43         select CPU_HAS_WB
  44         select CS5536
  45         select CSRC_R4K if ! MIPS_EXTERNAL_TIMER
  46         select DMA_NONCOHERENT
  47         select GENERIC_ISA_DMA_SUPPORT_BROKEN
  48         select HAVE_CLK
  49         select HAVE_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 SYS_SUPPORTS_64BIT_KERNEL
  56         select SYS_SUPPORTS_HIGHMEM
  57         select SYS_SUPPORTS_LITTLE_ENDIAN
  58         select LOONGSON_MC146818
  59         help
  60           Lemote Loongson 2F family machines utilize the 2F revision of
  61           Loongson processor and the AMD CS5536 south bridge.
  62
  63           These family machines include fuloong2f mini PC, yeeloong2f notebook,
  64           LingLoong allinone PC and so forth.
  65
  66 config LOONGSON_MACH3X
  67         bool "Generic Loongson 3 family machines"
  68         select ARCH_SPARSEMEM_ENABLE
  69         select ARCH_MIGHT_HAVE_PC_PARPORT
  70         select ARCH_MIGHT_HAVE_PC_SERIO
  71         select GENERIC_ISA_DMA_SUPPORT_BROKEN
  72         select BOOT_ELF32
  73         select BOARD_SCACHE
  74         select CSRC_R4K
  75         select CEVT_R4K
  76         select CPU_HAS_WB
  77         select FORCE_PCI
  78         select ISA
  79         select I8259
  80         select IRQ_MIPS_CPU
  81         select NR_CPUS_DEFAULT_4
  82         select SYS_HAS_CPU_LOONGSON3
  83         select SYS_HAS_EARLY_PRINTK
  84         select SYS_SUPPORTS_SMP
  85         select SYS_SUPPORTS_HOTPLUG_CPU
  86         select SYS_SUPPORTS_NUMA
  87         select SYS_SUPPORTS_64BIT_KERNEL
  88         select SYS_SUPPORTS_HIGHMEM
  89         select SYS_SUPPORTS_LITTLE_ENDIAN
  90         select LOONGSON_MC146818
  91         select ZONE_DMA32
  92         select LEFI_FIRMWARE_INTERFACE
  93         help
  94                 Generic Loongson 3 family machines utilize the 3A/3B revision
  95                 of Loongson processor and RS780/SBX00 chipset.
  96 endchoice
  97
  98 config CS5536
  99         bool
 100
 101 config CS5536_MFGPT
 102         bool "CS5536 MFGPT Timer"
 103         depends on CS5536 && !HIGH_RES_TIMERS
 104         select MIPS_EXTERNAL_TIMER
 105         help
 106           This option enables the mfgpt0 timer of AMD CS5536. With this timer
 107           switched on you can not use high resolution timers.
 108
 109           If you want to enable the Loongson2 CPUFreq Driver, Please enable
 110           this option at first, otherwise, You will get wrong system time.
 111
 112           If unsure, say Yes.
 113
 114 config RS780_HPET
 115         bool "RS780/SBX00 HPET Timer"
 116         depends on LOONGSON_MACH3X
 117         select MIPS_EXTERNAL_TIMER
 118         help
 119           This option enables the hpet timer of AMD RS780/SBX00.
 120
 121           If you want to enable the Loongson3 CPUFreq Driver, Please enable
 122           this option at first, otherwise, You will get wrong system time.
 123
 124           If unsure, say Yes.
 125
 126 config LOONGSON_UART_BASE
 127         bool
 128         default y
 129         depends on EARLY_PRINTK || SERIAL_8250
 130
 131 config LOONGSON_MC146818
 132         bool
 133         default n
 134
 135 config LEFI_FIRMWARE_INTERFACE
 136         bool
 137
 138 endif # MACH_LOONGSON64