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Linux/arch/mips/loongson/Kconfig

  1 if MACH_LOONGSON
  2 
  3 choice
  4         prompt "Machine Type"
  5 
  6 config LEMOTE_FULOONG2E
  7         bool "Lemote Fuloong(2e) mini-PC"
  8         select ARCH_SPARSEMEM_ENABLE
  9         select CEVT_R4K
 10         select CSRC_R4K
 11         select SYS_HAS_CPU_LOONGSON2E
 12         select DMA_NONCOHERENT
 13         select BOOT_ELF32
 14         select BOARD_SCACHE
 15         select HW_HAS_PCI
 16         select I8259
 17         select ISA
 18         select IRQ_CPU
 19         select SYS_SUPPORTS_32BIT_KERNEL
 20         select SYS_SUPPORTS_64BIT_KERNEL
 21         select SYS_SUPPORTS_LITTLE_ENDIAN
 22         select SYS_SUPPORTS_HIGHMEM
 23         select SYS_HAS_EARLY_PRINTK
 24         select GENERIC_ISA_DMA_SUPPORT_BROKEN
 25         select CPU_HAS_WB
 26         select LOONGSON_MC146818
 27         help
 28           Lemote Fuloong(2e) mini-PC board based on the Chinese Loongson-2E CPU and
 29           an FPGA northbridge
 30 
 31           Lemote Fuloong(2e) mini PC have a VIA686B south bridge.
 32 
 33 config LEMOTE_MACH2F
 34         bool "Lemote Loongson 2F family machines"
 35         select ARCH_SPARSEMEM_ENABLE
 36         select BOARD_SCACHE
 37         select BOOT_ELF32
 38         select CEVT_R4K if ! MIPS_EXTERNAL_TIMER
 39         select CPU_HAS_WB
 40         select CS5536
 41         select CSRC_R4K if ! MIPS_EXTERNAL_TIMER
 42         select DMA_NONCOHERENT
 43         select GENERIC_ISA_DMA_SUPPORT_BROKEN
 44         select HAVE_CLK
 45         select HW_HAS_PCI
 46         select I8259
 47         select IRQ_CPU
 48         select ISA
 49         select SYS_HAS_CPU_LOONGSON2F
 50         select SYS_HAS_EARLY_PRINTK
 51         select SYS_SUPPORTS_32BIT_KERNEL
 52         select SYS_SUPPORTS_64BIT_KERNEL
 53         select SYS_SUPPORTS_HIGHMEM
 54         select SYS_SUPPORTS_LITTLE_ENDIAN
 55         select LOONGSON_MC146818
 56         help
 57           Lemote Loongson 2F family machines utilize the 2F revision of
 58           Loongson processor and the AMD CS5536 south bridge.
 59 
 60           These family machines include fuloong2f mini PC, yeeloong2f notebook,
 61           LingLoong allinone PC and so forth.
 62 
 63 config LOONGSON_MACH3X
 64         bool "Generic Loongson 3 family machines"
 65         select ARCH_SPARSEMEM_ENABLE
 66         select GENERIC_ISA_DMA_SUPPORT_BROKEN
 67         select BOOT_ELF32
 68         select BOARD_SCACHE
 69         select CSRC_R4K
 70         select CEVT_R4K
 71         select CPU_HAS_WB
 72         select HW_HAS_PCI
 73         select ISA
 74         select HT_PCI
 75         select I8259
 76         select IRQ_CPU
 77         select NR_CPUS_DEFAULT_4
 78         select SYS_HAS_CPU_LOONGSON3
 79         select SYS_HAS_EARLY_PRINTK
 80         select SYS_SUPPORTS_SMP
 81         select SYS_SUPPORTS_HOTPLUG_CPU
 82         select SYS_SUPPORTS_NUMA
 83         select SYS_SUPPORTS_64BIT_KERNEL
 84         select SYS_SUPPORTS_HIGHMEM
 85         select SYS_SUPPORTS_LITTLE_ENDIAN
 86         select LOONGSON_MC146818
 87         select ZONE_DMA32
 88         select LEFI_FIRMWARE_INTERFACE
 89         select PHYS48_TO_HT40
 90         help
 91                 Generic Loongson 3 family machines utilize the 3A/3B revision
 92                 of Loongson processor and RS780/SBX00 chipset.
 93 endchoice
 94 
 95 config CS5536
 96         bool
 97 
 98 config CS5536_MFGPT
 99         bool "CS5536 MFGPT Timer"
100         depends on CS5536 && !HIGH_RES_TIMERS
101         select MIPS_EXTERNAL_TIMER
102         help
103           This option enables the mfgpt0 timer of AMD CS5536. With this timer
104           switched on you can not use high resolution timers.
105 
106           If you want to enable the Loongson2 CPUFreq Driver, Please enable
107           this option at first, otherwise, You will get wrong system time.
108 
109           If unsure, say Yes.
110 
111 config RS780_HPET
112         bool "RS780/SBX00 HPET Timer"
113         depends on LOONGSON_MACH3X
114         select MIPS_EXTERNAL_TIMER
115         help
116           This option enables the hpet timer of AMD RS780/SBX00.
117 
118           If you want to enable the Loongson3 CPUFreq Driver, Please enable
119           this option at first, otherwise, You will get wrong system time.
120 
121           If unsure, say Yes.
122 
123 config LOONGSON_SUSPEND
124         bool
125         default y
126         depends on CPU_SUPPORTS_CPUFREQ && SUSPEND
127 
128 config LOONGSON_UART_BASE
129         bool
130         default y
131         depends on EARLY_PRINTK || SERIAL_8250
132 
133 config IOMMU_HELPER
134         bool
135 
136 config NEED_SG_DMA_LENGTH
137         bool
138 
139 config SWIOTLB
140         bool "Soft IOMMU Support for All-Memory DMA"
141         default y
142         depends on CPU_LOONGSON3
143         select IOMMU_HELPER
144         select NEED_SG_DMA_LENGTH
145         select NEED_DMA_MAP_STATE
146 
147 config PHYS48_TO_HT40
148         bool
149         default y if CPU_LOONGSON3
150 
151 config LOONGSON_MC146818
152         bool
153         default n
154 
155 config LEFI_FIRMWARE_INTERFACE
156         bool
157 
158 endif # MACH_LOONGSON

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