xref: /openbmc/u-boot/arch/mips/Kconfig (revision 4349b55b)
1menu "MIPS architecture"
2	depends on MIPS
3
4config SYS_ARCH
5	default "mips"
6
7config SYS_CPU
8	default "mips32" if CPU_MIPS32
9	default "mips64" if CPU_MIPS64
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 DM
27	select DM_SERIAL
28	select DYNAMIC_IO_PORT_BASE
29	select OF_CONTROL
30	select OF_ISA_BUS
31	select SUPPORTS_BIG_ENDIAN
32	select SUPPORTS_LITTLE_ENDIAN
33	select SUPPORTS_CPU_MIPS32_R1
34	select SUPPORTS_CPU_MIPS32_R2
35	select SUPPORTS_CPU_MIPS32_R6
36	select SWAP_IO_SPACE
37	select MIPS_L1_CACHE_SHIFT_6
38
39config TARGET_VCT
40	bool "Support vct"
41	select SUPPORTS_BIG_ENDIAN
42	select SUPPORTS_CPU_MIPS32_R1
43	select SUPPORTS_CPU_MIPS32_R2
44	select SYS_MIPS_CACHE_INIT_RAM_LOAD
45
46config TARGET_DBAU1X00
47	bool "Support dbau1x00"
48	select SUPPORTS_BIG_ENDIAN
49	select SUPPORTS_LITTLE_ENDIAN
50	select SUPPORTS_CPU_MIPS32_R1
51	select SUPPORTS_CPU_MIPS32_R2
52	select SYS_MIPS_CACHE_INIT_RAM_LOAD
53	select MIPS_TUNE_4KC
54
55config TARGET_PB1X00
56	bool "Support pb1x00"
57	select SUPPORTS_LITTLE_ENDIAN
58	select SUPPORTS_CPU_MIPS32_R1
59	select SUPPORTS_CPU_MIPS32_R2
60	select SYS_MIPS_CACHE_INIT_RAM_LOAD
61	select MIPS_TUNE_4KC
62
63config ARCH_ATH79
64	bool "Support QCA/Atheros ath79"
65	select OF_CONTROL
66	select DM
67
68config MACH_PIC32
69	bool "Support Microchip PIC32"
70	select OF_CONTROL
71	select DM
72
73endchoice
74
75source "board/dbau1x00/Kconfig"
76source "board/imgtec/malta/Kconfig"
77source "board/micronas/vct/Kconfig"
78source "board/pb1x00/Kconfig"
79source "board/qemu-mips/Kconfig"
80source "arch/mips/mach-ath79/Kconfig"
81source "arch/mips/mach-pic32/Kconfig"
82
83if MIPS
84
85choice
86	prompt "Endianness selection"
87	help
88	  Some MIPS boards can be configured for either little or big endian
89	  byte order. These modes require different U-Boot images. In general there
90	  is one preferred byteorder for a particular system but some systems are
91	  just as commonly used in the one or the other endianness.
92
93config SYS_BIG_ENDIAN
94	bool "Big endian"
95	depends on SUPPORTS_BIG_ENDIAN
96
97config SYS_LITTLE_ENDIAN
98	bool "Little endian"
99	depends on SUPPORTS_LITTLE_ENDIAN
100
101endchoice
102
103choice
104	prompt "CPU selection"
105	default CPU_MIPS32_R2
106
107config CPU_MIPS32_R1
108	bool "MIPS32 Release 1"
109	depends on SUPPORTS_CPU_MIPS32_R1
110	select 32BIT
111	help
112	  Choose this option to build an U-Boot for release 1 through 5 of the
113	  MIPS32 architecture.
114
115config CPU_MIPS32_R2
116	bool "MIPS32 Release 2"
117	depends on SUPPORTS_CPU_MIPS32_R2
118	select 32BIT
119	help
120	  Choose this option to build an U-Boot for release 2 through 5 of the
121	  MIPS32 architecture.
122
123config CPU_MIPS32_R6
124	bool "MIPS32 Release 6"
125	depends on SUPPORTS_CPU_MIPS32_R6
126	select 32BIT
127	help
128	  Choose this option to build an U-Boot for release 6 or later of the
129	  MIPS32 architecture.
130
131config CPU_MIPS64_R1
132	bool "MIPS64 Release 1"
133	depends on SUPPORTS_CPU_MIPS64_R1
134	select 64BIT
135	help
136	  Choose this option to build a kernel for release 1 through 5 of the
137	  MIPS64 architecture.
138
139config CPU_MIPS64_R2
140	bool "MIPS64 Release 2"
141	depends on SUPPORTS_CPU_MIPS64_R2
142	select 64BIT
143	help
144	  Choose this option to build a kernel for release 2 through 5 of the
145	  MIPS64 architecture.
146
147config CPU_MIPS64_R6
148	bool "MIPS64 Release 6"
149	depends on SUPPORTS_CPU_MIPS64_R6
150	select 64BIT
151	help
152	  Choose this option to build a kernel for release 6 or later of the
153	  MIPS64 architecture.
154
155endchoice
156
157menu "OS boot interface"
158
159config MIPS_BOOT_CMDLINE_LEGACY
160	bool "Hand over legacy command line to Linux kernel"
161	default y
162	help
163	  Enable this option if you want U-Boot to hand over the Yamon-style
164	  command line to the kernel. All bootargs will be prepared as argc/argv
165	  compatible list. The argument count (argc) is stored in register $a0.
166	  The address of the argument list (argv) is stored in register $a1.
167
168config MIPS_BOOT_ENV_LEGACY
169	bool "Hand over legacy environment to Linux kernel"
170	default y
171	help
172	  Enable this option if you want U-Boot to hand over the Yamon-style
173	  environment to the kernel. Information like memory size, initrd
174	  address and size will be prepared as zero-terminated key/value list.
175	  The address of the environment is stored in register $a2.
176
177config MIPS_BOOT_FDT
178	bool "Hand over a flattened device tree to Linux kernel"
179	default n
180	help
181	  Enable this option if you want U-Boot to hand over a flattened
182	  device tree to the kernel. According to UHI register $a0 will be set
183	  to -2 and the FDT address is stored in $a1.
184
185endmenu
186
187config SUPPORTS_BIG_ENDIAN
188	bool
189
190config SUPPORTS_LITTLE_ENDIAN
191	bool
192
193config SUPPORTS_CPU_MIPS32_R1
194	bool
195
196config SUPPORTS_CPU_MIPS32_R2
197	bool
198
199config SUPPORTS_CPU_MIPS32_R6
200	bool
201
202config SUPPORTS_CPU_MIPS64_R1
203	bool
204
205config SUPPORTS_CPU_MIPS64_R2
206	bool
207
208config SUPPORTS_CPU_MIPS64_R6
209	bool
210
211config CPU_MIPS32
212	bool
213	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6
214
215config CPU_MIPS64
216	bool
217	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6
218
219config MIPS_TUNE_4KC
220	bool
221
222config MIPS_TUNE_14KC
223	bool
224
225config MIPS_TUNE_24KC
226	bool
227
228config MIPS_TUNE_74KC
229	bool
230
231config 32BIT
232	bool
233
234config 64BIT
235	bool
236
237config SWAP_IO_SPACE
238	bool
239
240config SYS_MIPS_CACHE_INIT_RAM_LOAD
241	bool
242
243config MIPS_L1_CACHE_SHIFT_4
244	bool
245
246config MIPS_L1_CACHE_SHIFT_5
247	bool
248
249config MIPS_L1_CACHE_SHIFT_6
250	bool
251
252config MIPS_L1_CACHE_SHIFT_7
253	bool
254
255config MIPS_L1_CACHE_SHIFT
256	int
257	default "7" if MIPS_L1_CACHE_SHIFT_7
258	default "6" if MIPS_L1_CACHE_SHIFT_6
259	default "5" if MIPS_L1_CACHE_SHIFT_5
260	default "4" if MIPS_L1_CACHE_SHIFT_4
261	default "5"
262
263config DYNAMIC_IO_PORT_BASE
264	bool
265
266endif
267
268endmenu
269