xref: /openbmc/u-boot/arch/mips/Kconfig (revision ee7bb5be)
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 DYNAMIC_IO_PORT_BASE
27	select SUPPORTS_BIG_ENDIAN
28	select SUPPORTS_LITTLE_ENDIAN
29	select SUPPORTS_CPU_MIPS32_R1
30	select SUPPORTS_CPU_MIPS32_R2
31	select SWAP_IO_SPACE
32	select MIPS_L1_CACHE_SHIFT_6
33
34config TARGET_VCT
35	bool "Support vct"
36	select SUPPORTS_BIG_ENDIAN
37	select SUPPORTS_CPU_MIPS32_R1
38	select SUPPORTS_CPU_MIPS32_R2
39	select SYS_MIPS_CACHE_INIT_RAM_LOAD
40
41config TARGET_DBAU1X00
42	bool "Support dbau1x00"
43	select SUPPORTS_BIG_ENDIAN
44	select SUPPORTS_LITTLE_ENDIAN
45	select SUPPORTS_CPU_MIPS32_R1
46	select SUPPORTS_CPU_MIPS32_R2
47	select SYS_MIPS_CACHE_INIT_RAM_LOAD
48	select MIPS_TUNE_4KC
49
50config TARGET_PB1X00
51	bool "Support pb1x00"
52	select SUPPORTS_LITTLE_ENDIAN
53	select SUPPORTS_CPU_MIPS32_R1
54	select SUPPORTS_CPU_MIPS32_R2
55	select SYS_MIPS_CACHE_INIT_RAM_LOAD
56	select MIPS_TUNE_4KC
57
58config ARCH_ATH79
59	bool "Support QCA/Atheros ath79"
60	select OF_CONTROL
61	select DM
62
63config MACH_PIC32
64	bool "Support Microchip PIC32"
65	select OF_CONTROL
66	select DM
67
68endchoice
69
70source "board/dbau1x00/Kconfig"
71source "board/imgtec/malta/Kconfig"
72source "board/micronas/vct/Kconfig"
73source "board/pb1x00/Kconfig"
74source "board/qemu-mips/Kconfig"
75source "arch/mips/mach-ath79/Kconfig"
76source "arch/mips/mach-pic32/Kconfig"
77
78if MIPS
79
80choice
81	prompt "Endianness selection"
82	help
83	  Some MIPS boards can be configured for either little or big endian
84	  byte order. These modes require different U-Boot images. In general there
85	  is one preferred byteorder for a particular system but some systems are
86	  just as commonly used in the one or the other endianness.
87
88config SYS_BIG_ENDIAN
89	bool "Big endian"
90	depends on SUPPORTS_BIG_ENDIAN
91
92config SYS_LITTLE_ENDIAN
93	bool "Little endian"
94	depends on SUPPORTS_LITTLE_ENDIAN
95
96endchoice
97
98choice
99	prompt "CPU selection"
100	default CPU_MIPS32_R2
101
102config CPU_MIPS32_R1
103	bool "MIPS32 Release 1"
104	depends on SUPPORTS_CPU_MIPS32_R1
105	select 32BIT
106	help
107	  Choose this option to build an U-Boot for release 1 or later of the
108	  MIPS32 architecture.
109
110config CPU_MIPS32_R2
111	bool "MIPS32 Release 2"
112	depends on SUPPORTS_CPU_MIPS32_R2
113	select 32BIT
114	help
115	  Choose this option to build an U-Boot for release 2 or later of the
116	  MIPS32 architecture.
117
118config CPU_MIPS64_R1
119	bool "MIPS64 Release 1"
120	depends on SUPPORTS_CPU_MIPS64_R1
121	select 64BIT
122	help
123	  Choose this option to build a kernel for release 1 or later of the
124	  MIPS64 architecture.
125
126config CPU_MIPS64_R2
127	bool "MIPS64 Release 2"
128	depends on SUPPORTS_CPU_MIPS64_R2
129	select 64BIT
130	help
131	  Choose this option to build a kernel for release 2 or later of the
132	  MIPS64 architecture.
133
134endchoice
135
136menu "OS boot interface"
137
138config MIPS_BOOT_CMDLINE_LEGACY
139	bool "Hand over legacy command line to Linux kernel"
140	default y
141	help
142	  Enable this option if you want U-Boot to hand over the Yamon-style
143	  command line to the kernel. All bootargs will be prepared as argc/argv
144	  compatible list. The argument count (argc) is stored in register $a0.
145	  The address of the argument list (argv) is stored in register $a1.
146
147config MIPS_BOOT_ENV_LEGACY
148	bool "Hand over legacy environment to Linux kernel"
149	default y
150	help
151	  Enable this option if you want U-Boot to hand over the Yamon-style
152	  environment to the kernel. Information like memory size, initrd
153	  address and size will be prepared as zero-terminated key/value list.
154	  The address of the environment is stored in register $a2.
155
156config MIPS_BOOT_FDT
157	bool "Hand over a flattened device tree to Linux kernel"
158	default n
159	help
160	  Enable this option if you want U-Boot to hand over a flattened
161	  device tree to the kernel. According to UHI register $a0 will be set
162	  to -2 and the FDT address is stored in $a1.
163
164endmenu
165
166config SUPPORTS_BIG_ENDIAN
167	bool
168
169config SUPPORTS_LITTLE_ENDIAN
170	bool
171
172config SUPPORTS_CPU_MIPS32_R1
173	bool
174
175config SUPPORTS_CPU_MIPS32_R2
176	bool
177
178config SUPPORTS_CPU_MIPS64_R1
179	bool
180
181config SUPPORTS_CPU_MIPS64_R2
182	bool
183
184config CPU_MIPS32
185	bool
186	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
187
188config CPU_MIPS64
189	bool
190	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
191
192config MIPS_TUNE_4KC
193	bool
194
195config MIPS_TUNE_14KC
196	bool
197
198config MIPS_TUNE_24KC
199	bool
200
201config 32BIT
202	bool
203
204config 64BIT
205	bool
206
207config SWAP_IO_SPACE
208	bool
209
210config SYS_MIPS_CACHE_INIT_RAM_LOAD
211	bool
212
213config MIPS_L1_CACHE_SHIFT_4
214	bool
215
216config MIPS_L1_CACHE_SHIFT_5
217	bool
218
219config MIPS_L1_CACHE_SHIFT_6
220	bool
221
222config MIPS_L1_CACHE_SHIFT_7
223	bool
224
225config MIPS_L1_CACHE_SHIFT
226	int
227	default "7" if MIPS_L1_CACHE_SHIFT_7
228	default "6" if MIPS_L1_CACHE_SHIFT_6
229	default "5" if MIPS_L1_CACHE_SHIFT_5
230	default "4" if MIPS_L1_CACHE_SHIFT_4
231	default "5"
232
233config DYNAMIC_IO_PORT_BASE
234	bool
235
236endif
237
238endmenu
239