xref: /rk3399_rockchip-uboot/arch/mips/Kconfig (revision 0c7fd8f4660ed612db5d9e9343f77edfe5af090b)
1menu "MIPS architecture"
2	depends on MIPS
3
4config SYS_ARCH
5	default "mips"
6
7config SYS_CPU
8	default "mips32" if CPU_MIPS32_R1 || CPU_MIPS32_R2
9	default "mips64" if CPU_MIPS64_R1 || CPU_MIPS64_R2
10
11choice
12	prompt "Target select"
13	optional
14
15config TARGET_QEMU_MIPS
16	bool "Support qemu-mips"
17	select SUPPORTS_BIG_ENDIAN
18	select SUPPORTS_LITTLE_ENDIAN
19	select SUPPORTS_CPU_MIPS32_R1
20	select SUPPORTS_CPU_MIPS32_R2
21	select SUPPORTS_CPU_MIPS64_R1
22	select SUPPORTS_CPU_MIPS64_R2
23
24config TARGET_MALTA
25	bool "Support malta"
26	select SUPPORTS_BIG_ENDIAN
27	select SUPPORTS_LITTLE_ENDIAN
28	select SUPPORTS_CPU_MIPS32_R1
29	select SUPPORTS_CPU_MIPS32_R2
30	select SWAP_IO_SPACE
31
32config TARGET_VCT
33	bool "Support vct"
34	select SUPPORTS_BIG_ENDIAN
35	select SUPPORTS_CPU_MIPS32_R1
36	select SUPPORTS_CPU_MIPS32_R2
37	select SYS_MIPS_CACHE_INIT_RAM_LOAD
38
39config TARGET_DBAU1X00
40	bool "Support dbau1x00"
41	select SUPPORTS_BIG_ENDIAN
42	select SUPPORTS_LITTLE_ENDIAN
43	select SUPPORTS_CPU_MIPS32_R1
44	select SUPPORTS_CPU_MIPS32_R2
45	select SYS_MIPS_CACHE_INIT_RAM_LOAD
46	select MIPS_TUNE_4KC
47
48config TARGET_PB1X00
49	bool "Support pb1x00"
50	select SUPPORTS_LITTLE_ENDIAN
51	select SUPPORTS_CPU_MIPS32_R1
52	select SUPPORTS_CPU_MIPS32_R2
53	select SYS_MIPS_CACHE_INIT_RAM_LOAD
54	select MIPS_TUNE_4KC
55
56endchoice
57
58source "board/dbau1x00/Kconfig"
59source "board/imgtec/malta/Kconfig"
60source "board/micronas/vct/Kconfig"
61source "board/pb1x00/Kconfig"
62source "board/qemu-mips/Kconfig"
63
64if MIPS
65
66choice
67	prompt "Endianness selection"
68	help
69	  Some MIPS boards can be configured for either little or big endian
70	  byte order. These modes require different U-Boot images. In general there
71	  is one preferred byteorder for a particular system but some systems are
72	  just as commonly used in the one or the other endianness.
73
74config SYS_BIG_ENDIAN
75	bool "Big endian"
76	depends on SUPPORTS_BIG_ENDIAN
77
78config SYS_LITTLE_ENDIAN
79	bool "Little endian"
80	depends on SUPPORTS_LITTLE_ENDIAN
81
82endchoice
83
84choice
85	prompt "CPU selection"
86	default CPU_MIPS32_R2
87
88config CPU_MIPS32_R1
89	bool "MIPS32 Release 1"
90	depends on SUPPORTS_CPU_MIPS32_R1
91	select 32BIT
92	help
93	  Choose this option to build an U-Boot for release 1 or later of the
94	  MIPS32 architecture.
95
96config CPU_MIPS32_R2
97	bool "MIPS32 Release 2"
98	depends on SUPPORTS_CPU_MIPS32_R2
99	select 32BIT
100	help
101	  Choose this option to build an U-Boot for release 2 or later of the
102	  MIPS32 architecture.
103
104config CPU_MIPS64_R1
105	bool "MIPS64 Release 1"
106	depends on SUPPORTS_CPU_MIPS64_R1
107	select 64BIT
108	help
109	  Choose this option to build a kernel for release 1 or later of the
110	  MIPS64 architecture.
111
112config CPU_MIPS64_R2
113	bool "MIPS64 Release 2"
114	depends on SUPPORTS_CPU_MIPS64_R2
115	select 64BIT
116	help
117	  Choose this option to build a kernel for release 2 or later of the
118	  MIPS64 architecture.
119
120endchoice
121
122menu "OS boot interface"
123
124config MIPS_BOOT_CMDLINE_LEGACY
125	bool "Hand over legacy command line to Linux kernel"
126	default y
127	help
128	  Enable this option if you want U-Boot to hand over the Yamon-style
129	  command line to the kernel. All bootargs will be prepared as argc/argv
130	  compatible list. The argument count (argc) is stored in register $a0.
131	  The address of the argument list (argv) is stored in register $a1.
132
133config MIPS_BOOT_ENV_LEGACY
134	bool "Hand over legacy environment to Linux kernel"
135	default y
136	help
137	  Enable this option if you want U-Boot to hand over the Yamon-style
138	  environment to the kernel. Information like memory size, initrd
139	  address and size will be prepared as zero-terminated key/value list.
140	  The address of the enviroment is stored in register $a2.
141
142config MIPS_BOOT_FDT
143	bool "Hand over a flattened device tree to Linux kernel"
144	default n
145	help
146	  Enable this option if you want U-Boot to hand over a flattened
147	  device tree to the kernel. According to UHI register $a0 will be set
148	  to -2 and the FDT address is stored in $a1.
149
150endmenu
151
152config SUPPORTS_BIG_ENDIAN
153	bool
154
155config SUPPORTS_LITTLE_ENDIAN
156	bool
157
158config SUPPORTS_CPU_MIPS32_R1
159	bool
160
161config SUPPORTS_CPU_MIPS32_R2
162	bool
163
164config SUPPORTS_CPU_MIPS64_R1
165	bool
166
167config SUPPORTS_CPU_MIPS64_R2
168	bool
169
170config CPU_MIPS32
171	bool
172	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
173
174config CPU_MIPS64
175	bool
176	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
177
178config MIPS_TUNE_4KC
179	bool
180
181config MIPS_TUNE_14KC
182	bool
183
184config MIPS_TUNE_24KC
185	bool
186
187config 32BIT
188	bool
189
190config 64BIT
191	bool
192
193config SWAP_IO_SPACE
194	bool
195
196config SYS_MIPS_CACHE_INIT_RAM_LOAD
197	bool
198
199endif
200
201endmenu
202