xref: /openbmc/linux/arch/mips/loongson64/Kconfig (revision ba61bb17)
1# SPDX-License-Identifier: GPL-2.0
2if MACH_LOONGSON64
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 HW_HAS_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
35config 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 HW_HAS_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
66config 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 HW_HAS_PCI
78	select ISA
79	select HT_PCI
80	select I8259
81	select IRQ_MIPS_CPU
82	select NR_CPUS_DEFAULT_4
83	select SYS_HAS_CPU_LOONGSON3
84	select SYS_HAS_EARLY_PRINTK
85	select SYS_SUPPORTS_SMP
86	select SYS_SUPPORTS_HOTPLUG_CPU
87	select SYS_SUPPORTS_NUMA
88	select SYS_SUPPORTS_64BIT_KERNEL
89	select SYS_SUPPORTS_HIGHMEM
90	select SYS_SUPPORTS_LITTLE_ENDIAN
91	select LOONGSON_MC146818
92	select ZONE_DMA32
93	select LEFI_FIRMWARE_INTERFACE
94	select PHYS48_TO_HT40
95	help
96		Generic Loongson 3 family machines utilize the 3A/3B revision
97		of Loongson processor and RS780/SBX00 chipset.
98endchoice
99
100config CS5536
101	bool
102
103config CS5536_MFGPT
104	bool "CS5536 MFGPT Timer"
105	depends on CS5536 && !HIGH_RES_TIMERS
106	select MIPS_EXTERNAL_TIMER
107	help
108	  This option enables the mfgpt0 timer of AMD CS5536. With this timer
109	  switched on you can not use high resolution timers.
110
111	  If you want to enable the Loongson2 CPUFreq Driver, Please enable
112	  this option at first, otherwise, You will get wrong system time.
113
114	  If unsure, say Yes.
115
116config RS780_HPET
117	bool "RS780/SBX00 HPET Timer"
118	depends on LOONGSON_MACH3X
119	select MIPS_EXTERNAL_TIMER
120	help
121	  This option enables the hpet timer of AMD RS780/SBX00.
122
123	  If you want to enable the Loongson3 CPUFreq Driver, Please enable
124	  this option at first, otherwise, You will get wrong system time.
125
126	  If unsure, say Yes.
127
128config LOONGSON_UART_BASE
129	bool
130	default y
131	depends on EARLY_PRINTK || SERIAL_8250
132
133config PHYS48_TO_HT40
134	bool
135	default y if CPU_LOONGSON3
136
137config LOONGSON_MC146818
138	bool
139	default n
140
141config LEFI_FIRMWARE_INTERFACE
142	bool
143
144endif # MACH_LOONGSON64
145