blob: 48775b04bb633e349b5646bdad1144c18bb900a7 [file] [log] [blame]
Simon Glassc2ae7d82016-09-12 23:18:22 -06001config SUPPORT_SPL
2 bool
3
4config SUPPORT_TPL
5 bool
6
Simon Glassf86ca5a2022-04-30 00:56:52 -06007config SUPPORT_VPL
8 bool
9
B, Ravi66928af2017-05-04 15:45:29 +053010config SPL_DFU_NO_RESET
11 bool
12
Simon Glassc2ae7d82016-09-12 23:18:22 -060013config SPL
Tom Riniab0c5f12022-05-30 17:11:23 -040014 bool "Enable SPL"
Simon Glassc2ae7d82016-09-12 23:18:22 -060015 depends on SUPPORT_SPL
Simon Glassc2ae7d82016-09-12 23:18:22 -060016 help
17 If you want to build SPL as well as the normal image, say Y.
18
Tom Riniab0c5f12022-05-30 17:11:23 -040019menu "SPL configuration options"
20 depends on SPL
21
Tom Rini75670c82018-02-06 12:15:38 -050022config SPL_FRAMEWORK
23 bool "Support SPL based upon the common SPL framework"
Tom Rini75670c82018-02-06 12:15:38 -050024 default y
25 help
26 Enable the SPL framework under common/spl/. This framework
27 supports MMC, NAND and YMODEM and other methods loading of U-Boot
28 and the Linux Kernel. If unsure, say Y.
29
Philippe Reynesa9a3aad2019-09-19 16:18:39 +020030config SPL_FRAMEWORK_BOARD_INIT_F
31 bool "Define a generic function board_init_f"
32 depends on SPL_FRAMEWORK
33 help
34 Define a generic function board_init_f that:
35 - initialize the spl (spl_early_init)
36 - initialize the serial (preloader_console_init)
37 Unless you want to provide your own board_init_f, you should say Y.
38
Simon Goldschmidt25770152019-05-24 22:07:04 +020039config SPL_SIZE_LIMIT
Simon Glassb51882d2019-09-25 08:56:28 -060040 hex "Maximum size of SPL image"
Ovidiu Panait2dfdd0c2020-09-25 21:12:56 +030041 default 0x11000 if ARCH_MX6 && !MX6_OCRAM_256KB
42 default 0x31000 if ARCH_MX6 && MX6_OCRAM_256KB
Pali Rohár4a08c262022-09-14 18:48:16 +020043 default 0x30000 if ARCH_MVEBU && ARMADA_32BIT
Ovidiu Panait2dfdd0c2020-09-25 21:12:56 +030044 default 0x0
Simon Goldschmidt25770152019-05-24 22:07:04 +020045 help
46 Specifies the maximum length of the U-Boot SPL image.
47 If this value is zero, it is ignored.
48
49config SPL_SIZE_LIMIT_SUBTRACT_GD
50 bool "SPL image size check: provide space for global data"
51 depends on SPL_SIZE_LIMIT > 0
52 help
53 If enabled, aligned size of global data is reserved in
54 SPL_SIZE_LIMIT check to ensure such an image does not overflow SRAM
55 if SPL_SIZE_LIMIT describes the size of SRAM available for SPL when
56 pre-reloc global data is put into this SRAM, too.
57
58config SPL_SIZE_LIMIT_SUBTRACT_MALLOC
59 bool "SPL image size check: provide space for malloc() pool before relocation"
60 depends on SPL_SIZE_LIMIT > 0
61 help
62 If enabled, SPL_SYS_MALLOC_F_LEN is reserved in SPL_SIZE_LIMIT check
63 to ensure such an image does not overflow SRAM if SPL_SIZE_LIMIT
64 describes the size of SRAM available for SPL when pre-reloc malloc
65 pool is put into this SRAM, too.
66
67config SPL_SIZE_LIMIT_PROVIDE_STACK
68 hex "SPL image size check: provide stack space before relocation"
69 depends on SPL_SIZE_LIMIT > 0
Tom Rinia077ac12023-08-02 11:09:43 -040070 default 0x0
Simon Goldschmidt25770152019-05-24 22:07:04 +020071 help
72 If set, this size is reserved in SPL_SIZE_LIMIT check to ensure such
73 an image does not overflow SRAM if SPL_SIZE_LIMIT describes the size
74 of SRAM available for SPL when the stack required before reolcation
75 uses this SRAM, too.
76
Tom Rinica8a3292022-05-16 17:20:26 -040077config SPL_MAX_SIZE
78 hex "Maximum size of the SPL image, excluding BSS"
79 default 0x30000 if ARCH_MX6 && MX6_OCRAM_256KB
80 default 0x1b000 if AM33XX && !TI_SECURE_DEVICE
81 default 0x10000 if ARCH_MX6 && !MX6_OCRAM_256KB
82 default 0x7fa0 if SUNXI_SRAM_ADDRESS = 0x10000
83 default 0x7fa0 if SUNXI_SRAM_ADDRESS = 0x20000 && !MACH_SUN50I_H616
Andre Przywara177040b2022-09-13 01:23:58 +010084 default 0xbfa0 if MACH_SUN50I_H616
Tom Rinica8a3292022-05-16 17:20:26 -040085 default 0x7000 if RCAR_GEN3
86 default 0x5fa0 if SUNXI_SRAM_ADDRESS = 0x0
Joel Stanleya1617532022-06-29 16:35:22 +093087 default 0x10000 if ASPEED_AST2600
Peng Fan658ff9d2022-07-26 16:40:31 +080088 default 0x27000 if IMX8MM && SPL_TEXT_BASE = 0x7E1000
Oliver Gaskell38742c72024-09-12 16:50:54 +010089 default 0x30000 if ARCH_SC5XX && SC59X_64
Tom Rinica8a3292022-05-16 17:20:26 -040090 default 0x0
91 help
92 Maximum size of the SPL image (text, data, rodata, and linker lists
93 sections), BSS excluded. When defined, the linker checks that the
94 actual size does not exceed it.
95
96config SPL_PAD_TO
97 hex "Offset to which the SPL should be padded before appending the SPL payload"
98 default 0x31000 if ARCH_MX6 && MX6_OCRAM_256KB
99 default 0x11000 if ARCH_MX7 || (ARCH_MX6 && !MX6_OCRAM_256KB)
100 default 0x10000 if ARCH_KEYSTONE
Samuel Hollandd72494a2023-10-31 00:17:38 -0500101 default 0x0 if ARCH_MTMIPS || ARCH_SUNXI
Tom Rinica8a3292022-05-16 17:20:26 -0400102 default TPL_MAX_SIZE if TPL_MAX_SIZE > SPL_MAX_SIZE
103 default SPL_MAX_SIZE
104 help
105 Image offset to which the SPL should be padded before appending the
106 SPL payload. By default, this is defined as CONFIG_SPL_MAX_SIZE, or 0 if
107 CONFIG_SPL_MAX_SIZE is undefined. CONFIG_SPL_PAD_TO must be either
108 0, meaning to append the SPL payload without any padding, or >=
109 CONFIG_SPL_MAX_SIZE.
110
Tom Rini6600b352022-05-27 10:19:45 -0400111config SPL_HAS_BSS_LINKER_SECTION
112 depends on SPL_FRAMEWORK
113 bool "Use a specific address for the BSS via the linker script"
Oliver Gaskell38742c72024-09-12 16:50:54 +0100114 default y if ARCH_SUNXI || ARCH_MX6 || ARCH_OMAP2PLUS || MIPS || RISCV || ARCH_ZYNQMP || ARCH_SC5XX
Tom Rini6600b352022-05-27 10:19:45 -0400115
116config SPL_BSS_START_ADDR
117 hex "Link address for the BSS within the SPL binary"
118 depends on SPL_HAS_BSS_LINKER_SECTION
119 default 0x88200000 if (ARCH_MX6 && (MX6SX || MX6SL || MX6UL || MX6ULL)) || ARCH_MX7
120 default 0x18200000 if ARCH_MX6 && !(MX6SX || MX6SL || MX6UL || MX6ULL)
121 default 0x80a00000 if ARCH_OMAP2PLUS
122 default 0x81f80000 if ARCH_SUNXI && MACH_SUNIV
123 default 0x4ff80000 if ARCH_SUNXI && !(MACH_SUN9I || MACH_SUNIV)
124 default 0x2ff80000 if ARCH_SUNXI && MACH_SUN9I
Stefan Herbrechtsmeierfcbc43b2022-07-14 15:47:33 +0200125 default 0x1000 if ARCH_ZYNQMP
Oliver Gaskell38742c72024-09-12 16:50:54 +0100126 default 0x200B0000 if ARCH_SC5XX && SC59X_64
Tom Rini6600b352022-05-27 10:19:45 -0400127
Tom Rini9b5f9ae2022-05-19 15:09:22 -0400128choice
129 prompt "Enforce SPL BSS limit"
Tom Riniab0c5f12022-05-30 17:11:23 -0400130 depends on !PPC
Tom Rini9b5f9ae2022-05-19 15:09:22 -0400131 default SPL_BSS_LIMIT
132 help
133 In some platforms we only want to enforce a limit on the size of the
134 BSS in memory. On other platforms we need to enforce a limit on the
135 whole of the memory allocation as we're strictly limited to a small
136 typically non-DRAM location. Finally, other platforms do not enforce
137 a memory limit within SPL.
138
139config SPL_NO_BSS_LIMIT
140 bool "Do not enforce a build time limit on the size of the BSS"
141
142config SPL_BSS_LIMIT
143 bool "Enforce a limit on the size of the BSS only"
144
145config SPL_FOOTPRINT_LIMIT
146 bool "Enforce a limit on the whole of memory allocated to SPL, BSS included"
147
148endchoice
149
150config SPL_BSS_MAX_SIZE
151 hex "Maximum size in memory allocated to the SPL BSS"
152 depends on SPL_BSS_LIMIT
153 default 0x100000 if ARCH_MX6 || RISCV
154 default 0x80000 if ARCH_OMAP2PLUS || ARCH_SUNXI
Oliver Gaskell38742c72024-09-12 16:50:54 +0100155 default 0x10000 if ARCH_SC5XX
Tom Rini9b5f9ae2022-05-19 15:09:22 -0400156 help
157 When non-zero, the linker checks that the actual memory used by SPL
158 from __bss_start to __bss_end does not exceed it.
159
160config SPL_MAX_FOOTPRINT
161 hex "Maximum size in memory allocated to the SPL, BSS included"
162 depends on SPL_FOOTPRINT_LIMIT
163 help
164 When non-zero, the linker checks that the actual memory used by SPL
165 from _start to __bss_end does not exceed it.
166
Simon Goldschmidtd8c03322019-07-16 22:30:36 +0200167config SPL_SYS_STACK_F_CHECK_BYTE
168 hex
169 default 0xaa
170 help
171 Constant used to check the stack
172
173config SPL_SYS_REPORT_STACK_F_USAGE
174 depends on SPL_SIZE_LIMIT_PROVIDE_STACK != 0
175 bool "Check and report stack usage in SPL before relocation"
176 help
177 If this option is enabled, the initial SPL stack is filled with 0xaa
178 very early, up to the size configured with
179 SPL_SIZE_LIMIT_PROVIDE_STACK.
180 Later when SPL is done using this initial stack and switches to a
181 stack in DRAM, the actually used size of this initial stack is
182 reported by examining the memory and searching for the lowest
183 occurrence of non 0xaa bytes.
184 This default implementation works for stacks growing down only.
185
Simon Glass7d84fbb2021-07-05 16:32:57 -0600186config SPL_SHOW_ERRORS
187 bool "Show more information when something goes wrong"
Sean Anderson06b1bca2023-11-08 11:48:35 -0500188 depends on SPL_LIBCOMMON_SUPPORT
Simon Glass7d84fbb2021-07-05 16:32:57 -0600189 help
190 This enabled more verbose error messages and checking when something
191 goes wrong in SPL. For example, it shows the error code when U-Boot
192 cannot be located. This can help to diagnose the problem and figure
193 out a fix, particularly during development.
194
195 This adds a small amount to SPL code size, perhaps 100 bytes.
196
Simon Glass38c04d82022-02-08 11:49:48 -0700197config SPL_BINMAN_SYMBOLS
198 bool "Declare binman symbols in SPL"
199 depends on SPL_FRAMEWORK && BINMAN
200 default y
201 help
Alper Nebi Yasakd8830cf2022-06-18 15:13:09 +0300202 This enables use of symbols in SPL which refer to other entries in
203 the same binman image as the SPL. These can be declared with the
204 binman_sym_declare(type, entry, prop) macro and accessed by the
205 binman_sym(type, entry, prop) macro defined in binman_sym.h.
Simon Glass38c04d82022-02-08 11:49:48 -0700206
Alper Nebi Yasakd8830cf2022-06-18 15:13:09 +0300207 See tools/binman/binman.rst for a detailed explanation.
208
209config SPL_BINMAN_UBOOT_SYMBOLS
210 bool "Declare binman symbols for U-Boot phases in SPL"
211 depends on SPL_BINMAN_SYMBOLS
Gary Bissonac440372024-08-05 23:25:09 +0200212 default n if ARCH_IMX8M || ARCH_IMX8ULP || ARCH_IMX9
Alper Nebi Yasakd8830cf2022-06-18 15:13:09 +0300213 default y
214 help
215 This enables use of symbols in SPL which refer to U-Boot phases,
216 enabling SPL to obtain the location and size of its next phase simply
217 by calling spl_get_image_pos() and spl_get_image_size().
218
219 For this to work, you must have all U-Boot phases in the same binman
220 image, so binman can update SPL with the locations of everything.
Simon Glass38c04d82022-02-08 11:49:48 -0700221
Tom Riniba787bb2022-05-30 17:01:22 -0400222source "common/spl/Kconfig.nxp"
Tom Rinib35316f2022-05-13 12:26:35 -0400223
Simon Glassb0edea32018-11-15 18:44:09 -0700224config HANDOFF
225 bool "Pass hand-off information from SPL to U-Boot proper"
Tom Riniab0c5f12022-05-30 17:11:23 -0400226 depends on BLOBLIST
Simon Glassb0edea32018-11-15 18:44:09 -0700227 help
228 It is useful to be able to pass information from SPL to U-Boot
229 proper to preserve state that is known in SPL and is needed in U-Boot.
230 Enable this to locate the handoff information in U-Boot proper, early
231 in boot. It is available in gd->handoff. The state state is set up
232 in SPL (or TPL if that is being used).
233
Simon Glassb0edea32018-11-15 18:44:09 -0700234config SPL_HANDOFF
235 bool "Pass hand-off information from SPL to U-Boot proper"
Simon Glassa7da3d92019-09-25 08:11:17 -0600236 depends on HANDOFF && SPL_BLOBLIST
Simon Glassb0edea32018-11-15 18:44:09 -0700237 default y
238 help
239 This option enables SPL to write handoff information. This can be
240 used to pass information like the size of SDRAM from SPL to U-Boot
241 proper. Also SPL can receive information from TPL in the same place
242 if that is enabled.
243
Philipp Tomsichdd6fbcb2017-07-28 19:20:49 +0200244config SPL_LDSCRIPT
245 string "Linker script for the SPL stage"
Tom Rini5858b902022-06-08 08:24:37 -0400246 default "arch/arm/cpu/arm926ejs/sunxi/u-boot-spl.lds" if MACH_SUNIV
247 default "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds" if ARCH_SUNXI && !MACH_SUNIV && !ARM64
248 default "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" if (ARCH_MX23 || ARCH_MX28) && !SPL_FRAMEWORK
249 default "arch/arm/cpu/arm1136/u-boot-spl.lds" if CPU_ARM1136
250 default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARCH_LS1043A || ARCH_LS1046A || ARCH_LS2080A
251 default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARM64
252 default "arch/arm/mach-at91/arm926ejs/u-boot-spl.lds" if ARCH_AT91 && CPU_ARM926EJS
253 default "arch/arm/mach-at91/armv7/u-boot-spl.lds" if ARCH_AT91 && CPU_V7A
254 default "arch/arm/mach-omap2/u-boot-spl.lds" if ARCH_MX6 || ARCH_OMAP2PLUS || (ARCH_K3 && !ARM64)
255 default "arch/arm/mach-zynq/u-boot-spl.lds" if ARCH_ZYNQ
256 default "board/samsung/common/exynos-uboot-spl.lds" if ARCH_EXYNOS5 || ARCH_EXYNOS4
257 default "board/davinci/da8xxevm/u-boot-spl-da850evm.lds" if ARCH_DAVINCI
Tom Rinia356e7a2020-03-11 18:11:11 -0400258 default "arch/\$(ARCH)/cpu/u-boot-spl.lds"
Philipp Tomsichdd6fbcb2017-07-28 19:20:49 +0200259 help
260 The SPL stage will usually require a different linker-script
261 (as it runs from a different memory region) than the regular
262 U-Boot stage. Set this to the path of the linker-script to
263 be used for SPL.
264
Simon Goldschmidtf89d6132018-09-30 14:31:53 +0200265config SPL_TEXT_BASE
266 hex "SPL Text Base"
Andrew Davisa9ec2f62022-07-15 12:31:48 -0500267 default 0x402F4000 if AM43XX
268 default 0x402F0400 if AM33XX
269 default 0x40301350 if OMAP54XX
Andre Przywara9340d8f2019-05-27 01:45:11 +0100270 default 0x10060 if MACH_SUN50I || MACH_SUN50I_H5 || MACH_SUN9I
Andre Przywara4a9e89a2022-10-05 17:54:19 +0100271 default 0x20060 if SUN50I_GEN_H6 || SUNXI_GEN_NCAT2
Andre Przywara9340d8f2019-05-27 01:45:11 +0100272 default 0x00060 if ARCH_SUNXI
Michal Simek0413f9c2019-09-11 08:49:31 +0200273 default 0xfffc0000 if ARCH_ZYNQMP
Oliver Gaskell38742c72024-09-12 16:50:54 +0100274 default 0x20080000 if ARCH_SC5XX
Simon Goldschmidtf89d6132018-09-30 14:31:53 +0200275 default 0x0
276 help
277 The address in memory that SPL will be running from.
278
Lukas Funke52ef6a92024-03-27 13:11:52 +0100279config SPL_SOC_INIT
280 bool "Call SoC-specific initialization in SPL"
281 help
282 If this option is enabled, U-Boot will call the function
283 spl_soc_init() from board_init_r(). This function should be
284 provided by the SoC vendor.
285
Ley Foon Tan0680f1b2017-05-03 17:13:32 +0800286config SPL_BOARD_INIT
Ley Foon Tan0680f1b2017-05-03 17:13:32 +0800287 bool "Call board-specific initialization in SPL"
288 help
289 If this option is enabled, U-Boot will call the function
290 spl_board_init() from board_init_r(). This function should be
291 provided by the board.
292
Sean Anderson5271e352023-11-08 11:48:43 -0500293config SPL_LOAD_BLOCK
294 bool
295 help
296 Support loading images from block devices. This adds a bl_len member
297 to struct spl_load_info.
298
Philipp Tomsich225d30b2017-06-22 23:38:36 +0200299config SPL_BOOTROM_SUPPORT
Michal Simekce869b52021-05-20 13:08:44 +0200300 bool "Support returning to the BOOTROM"
Sean Anderson5271e352023-11-08 11:48:43 -0500301 select SPL_LOAD_BLOCK if MACH_IMX
Philipp Tomsich225d30b2017-06-22 23:38:36 +0200302 help
303 Some platforms (e.g. the Rockchip RK3368) provide support in their
304 ROM for loading the next boot-stage after performing basic setup
305 from the SPL stage.
306
307 Enable this option, to return to the BOOTROM through the
308 BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the
309 boot device list, if not implemented for a given board)
310
Lukasz Majewskiafa96092018-05-02 16:10:50 +0200311config SPL_BOOTCOUNT_LIMIT
312 bool "Support bootcount in SPL"
Philippe Reynes4d145f22020-12-11 19:56:47 +0100313 depends on SPL_ENV_SUPPORT && !TPL_BOOTCOUNT_LIMIT
Lukasz Majewskiafa96092018-05-02 16:10:50 +0200314 help
315 On some boards, which use 'falcon' mode, it is necessary to check
316 and increment the number of boot attempts. Such boards do not
317 use proper U-Boot for normal boot flow and hence needs those
318 adjustments to be done in the SPL.
319
Andrew F. Davis24eb39b2017-02-16 11:18:38 -0600320config SPL_RAW_IMAGE_SUPPORT
321 bool "Support SPL loading and booting of RAW images"
Pali Rohár35ed1762022-05-24 10:58:42 +0200322 default n if ARCH_MVEBU
Simon Glassf7560372021-08-08 12:20:17 -0600323 default n if (ARCH_MX6 && (SPL_MMC || SPL_SATA))
Andrew Davis11f32da2022-05-04 15:52:26 -0500324 default y
325 depends on !TI_SECURE_DEVICE
Andrew F. Davis24eb39b2017-02-16 11:18:38 -0600326 help
327 SPL will support loading and booting a RAW image when this option
328 is y. If this is not set, SPL will move on to other available
329 boot media to find a suitable image.
330
Andrew Davis6665ab12022-05-04 15:52:25 -0500331config SPL_LEGACY_IMAGE_FORMAT
Andrew F. Davis722a6b12017-02-16 11:18:39 -0600332 bool "Support SPL loading and booting of Legacy images"
Pali Rohár35ed1762022-05-24 10:58:42 +0200333 default n if ARCH_MVEBU
Andrew Davis11f32da2022-05-04 15:52:26 -0500334 default y if !SPL_LOAD_FIT
335 depends on !TI_SECURE_DEVICE
Andrew F. Davis722a6b12017-02-16 11:18:39 -0600336 help
337 SPL will support loading and booting Legacy images when this option
338 is y. If this is not set, SPL will move on to other available
339 boot media to find a suitable image.
340
Simon Goldschmidtdae5c2d2019-02-10 21:34:37 +0100341config SPL_LEGACY_IMAGE_CRC_CHECK
342 bool "Check CRC of Legacy images"
Andrew Davis6665ab12022-05-04 15:52:25 -0500343 depends on SPL_LEGACY_IMAGE_FORMAT
Simon Glass1e52db62021-07-14 17:05:32 -0500344 select SPL_CRC32
Simon Goldschmidtdae5c2d2019-02-10 21:34:37 +0100345 help
346 Enable this to check the CRC of Legacy images. While this increases
347 reliability, it affects both code size and boot duration.
348 If disabled, Legacy images are booted if the image magic and size
349 are correct, without further integrity checks.
350
Sean Anderson12b33392023-10-14 16:47:45 -0400351config SPL_LOAD_IMX_CONTAINER
352 bool "Enable SPL loading and booting of i.MX8 Containers"
353 depends on SPL
354 help
355 Support booting U-Boot from an i.MX8 container image. If you are not
356 using i.MX8, say 'n'.
357
358config IMX_CONTAINER_CFG
359 string "i.MX8 Container config file"
360 depends on SPL && SPL_LOAD_IMX_CONTAINER
361 help
362 Specify the cfg file for generating the container image which will be
363 loaded by SPL.
364
Simon Glassc2ae7d82016-09-12 23:18:22 -0600365config SPL_SYS_MALLOC_SIMPLE
Tom Riniab0c5f12022-05-30 17:11:23 -0400366 bool "Only use malloc_simple functions in the SPL"
Simon Glassc2ae7d82016-09-12 23:18:22 -0600367 help
368 Say Y here to only use the *_simple malloc functions from
369 malloc_simple.c, rather then using the versions from dlmalloc.c;
370 this will make the SPL binary smaller at the cost of more heap
371 usage as the *_simple malloc functions do not re-use free-ed mem.
372
Tom Rinif113d7d2022-05-26 13:13:21 -0400373config SPL_SHARES_INIT_SP_ADDR
374 bool "SPL and U-Boot use the same initial stack pointer location"
375 depends on (ARM || ARCH_JZ47XX || MICROBLAZE || RISCV) && SPL_FRAMEWORK
Oliver Gaskell38742c72024-09-12 16:50:54 +0100376 default n if ARCH_SUNXI || ARCH_MX6 || ARCH_MX7 || ARCH_SC5XX
Tom Rinif113d7d2022-05-26 13:13:21 -0400377 default y
378 help
379 In many cases, we can use the same initial stack pointer address for
380 both SPL and U-Boot itself. If you need to specify a different address
381 however, say N here and then set a different value in CONFIG_SPL_STACK.
382
383config SPL_STACK
384 hex "Initial stack pointer location"
Kever Yangce7ae9d2024-01-24 15:42:04 +0800385 depends on (ARM || ARCH_JZ47XX || MICROBLAZE || RISCV) && \
386 SPL_FRAMEWORK || ROCKCHIP_RK3036
Tom Rinif113d7d2022-05-26 13:13:21 -0400387 depends on !SPL_SHARES_INIT_SP_ADDR
Tom Rini8b83b532022-05-26 13:46:32 -0400388 default 0x946bb8 if ARCH_MX7
Tom Rini23780392022-05-26 13:36:17 -0400389 default 0x93ffb8 if ARCH_MX6 && MX6_OCRAM_256KB
390 default 0x91ffb8 if ARCH_MX6 && !MX6_OCRAM_256KB
Andre Przywara177040b2022-09-13 01:23:58 +0100391 default 0x118000 if MACH_SUN50I_H6
Andre Przywara0d8ac562022-07-13 16:27:57 +0100392 default 0x52a00 if MACH_SUN50I_H616
Andre Przywara95168d72022-09-06 15:59:57 +0100393 default 0x40000 if MACH_SUN8I_R528
Andre Przywara177040b2022-09-13 01:23:58 +0100394 default 0x54000 if MACH_SUN50I || MACH_SUN50I_H5
395 default 0x18000 if MACH_SUN9I
396 default 0x8000 if ARCH_SUNXI
Oliver Gaskell38742c72024-09-12 16:50:54 +0100397 default 0x200E4000 if ARCH_SC5XX && SC59X_64
Tom Rinif113d7d2022-05-26 13:13:21 -0400398 help
399 Address of the start of the stack SPL will use before SDRAM is
400 initialized.
401
Simon Glassc2ae7d82016-09-12 23:18:22 -0600402config SPL_STACK_R
Simon Glassc2ae7d82016-09-12 23:18:22 -0600403 bool "Enable SDRAM location for SPL stack"
404 help
405 SPL starts off execution in SRAM and thus typically has only a small
406 stack available. Since SPL sets up DRAM while in its board_init_f()
407 function, it is possible for the stack to move there before
408 board_init_r() is reached. This option enables a special SDRAM
409 location for the SPL stack. U-Boot SPL switches to this after
410 board_init_f() completes, and before board_init_r() starts.
411
412config SPL_STACK_R_ADDR
413 depends on SPL_STACK_R
414 hex "SDRAM location for SPL stack"
Tom Riniff6c3122017-09-17 11:44:49 -0400415 default 0x82000000 if ARCH_OMAP2PLUS
Simon Glassc2ae7d82016-09-12 23:18:22 -0600416 help
417 Specify the address in SDRAM for the SPL stack. This will be set up
418 before board_init_r() is called.
419
420config SPL_STACK_R_MALLOC_SIMPLE_LEN
421 depends on SPL_STACK_R && SPL_SYS_MALLOC_SIMPLE
422 hex "Size of malloc_simple heap after switching to DRAM SPL stack"
Neha Malcom Francise875cab2023-01-11 18:11:23 +0530423 default 0x400000 if ARCH_K3 && ARM64
Vignesh Raghavendra081b97c2024-05-31 20:16:36 +0530424 default 0x200000 if ARCH_K3 && CPU_V7R
Simon Glassc2ae7d82016-09-12 23:18:22 -0600425 default 0x100000
426 help
427 Specify the amount of the stack to use as memory pool for
428 malloc_simple after switching the stack to DRAM. This may be set
429 to give board_init_r() a larger heap then the initial heap in
430 SRAM which is limited to SYS_MALLOC_F_LEN bytes.
431
432config SPL_SEPARATE_BSS
Simon Glassc2ae7d82016-09-12 23:18:22 -0600433 bool "BSS section is in a different memory region from text"
434 help
435 Some platforms need a large BSS region in SPL and can provide this
436 because RAM is already set up. In this case BSS can be moved to RAM.
437 This option should then be enabled so that the correct device tree
438 location is used. Normally we put the device tree at the end of BSS
439 but with this option enabled, it goes at _image_binary_end.
440
Simon Glass82e26e02023-09-26 08:14:16 -0600441config SPL_SYS_MALLOC
Tom Rini10f6e4d2022-05-27 12:48:32 -0400442 bool "Enable malloc pool in SPL"
443 depends on SPL_FRAMEWORK
444
Simon Glass82e26e02023-09-26 08:14:16 -0600445config SPL_HAS_CUSTOM_MALLOC_START
Tom Rini10f6e4d2022-05-27 12:48:32 -0400446 bool "For the SPL malloc pool, define a custom starting address"
Simon Glass82e26e02023-09-26 08:14:16 -0600447 depends on SPL_SYS_MALLOC
Tom Rini10f6e4d2022-05-27 12:48:32 -0400448
Simon Glass82e26e02023-09-26 08:14:16 -0600449config SPL_CUSTOM_SYS_MALLOC_ADDR
Tom Rini10f6e4d2022-05-27 12:48:32 -0400450 hex "SPL malloc addr"
Simon Glass82e26e02023-09-26 08:14:16 -0600451 depends on SPL_HAS_CUSTOM_MALLOC_START
Tom Rini10f6e4d2022-05-27 12:48:32 -0400452
Simon Glass82e26e02023-09-26 08:14:16 -0600453config SPL_SYS_MALLOC_SIZE
Tom Rini10f6e4d2022-05-27 12:48:32 -0400454 hex "Size of the SPL malloc pool"
Simon Glass82e26e02023-09-26 08:14:16 -0600455 depends on SPL_SYS_MALLOC
Tom Rini10f6e4d2022-05-27 12:48:32 -0400456 default 0x100000
457
Simon Glass95a58252021-03-15 17:25:35 +1300458config SPL_READ_ONLY
459 bool
460 depends on SPL_OF_PLATDATA
461 # Bind cannot be supported because the udevice structs are in read-only
462 # memory so we cannot update the linked lists.
463 select SPL_OF_PLATDATA_NO_BIND
464 select SPL_OF_PLATDATA_RT
465 help
466 Some platforms (e.g. x86 Apollo Lake) load SPL into a read-only
467 section of memory. This means that of-platdata must make a copy (in
468 writeable memory) of anything it wants to modify, such as
469 device-private data.
470
Simon Glassaedc08b2018-11-15 18:43:57 -0700471config SPL_BANNER_PRINT
472 bool "Enable output of the SPL banner 'U-Boot SPL ...'"
473 default y
474 help
475 If this option is enabled, SPL will print the banner with version
Thomas Hebb32f2ca22019-11-13 18:18:03 -0800476 info. Disabling this option could be useful to reduce SPL boot time
Simon Glassaedc08b2018-11-15 18:43:57 -0700477 (e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud).
478
Andreas Dannenberga5a5d992019-06-04 17:55:45 -0500479config SPL_EARLY_BSS
480 depends on ARM && !ARM64
481 bool "Allows initializing BSS early before entering board_init_f"
482 help
483 On some platform we have sufficient memory available early on to
484 allow setting up and using a basic BSS prior to entering
485 board_init_f. Activating this option will also de-activate the
486 clearing of BSS during the SPL relocation process, thus allowing
487 to carry state from board_init_f to board_init_r by way of BSS.
488
Simon Glassa807ab32016-09-24 18:19:56 -0600489config SPL_DISPLAY_PRINT
Simon Glassa807ab32016-09-24 18:19:56 -0600490 bool "Display a board-specific message in SPL"
491 help
492 If this option is enabled, U-Boot will call the function
493 spl_display_print() immediately after displaying the SPL console
494 banner ("U-Boot SPL ..."). This function should be provided by
495 the board.
496
Sean Anderson5d3401a2023-11-08 11:48:50 -0500497config SPL_SYS_MMCSD_RAW_MODE
498 bool
499 help
500 Support booting from an MMC without a filesystem.
501
Semen Protsenko38fed8a2016-11-16 19:19:05 +0200502config SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
503 bool "MMC raw mode: by sector"
Fabio Estevam1da19382018-06-11 15:08:05 -0300504 default y if ARCH_SUNXI || ARCH_DAVINCI || ARCH_UNIPHIER || \
505 ARCH_MX6 || ARCH_MX7 || \
Semen Protsenko38fed8a2016-11-16 19:19:05 +0200506 ARCH_ROCKCHIP || ARCH_MVEBU || ARCH_SOCFPGA || \
507 ARCH_AT91 || ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \
Tom Rinib0ee3fe2024-07-15 13:35:53 -0600508 OMAP54XX || AM33XX || AM43XX || \
Green Wan70415e12021-05-27 06:52:13 -0700509 TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED
Sean Anderson5271e352023-11-08 11:48:43 -0500510 select SPL_LOAD_BLOCK if SPL_MMC
Sean Anderson5d3401a2023-11-08 11:48:50 -0500511 select SPL_SYS_MMCSD_RAW_MODE if SPL_MMC
Semen Protsenko38fed8a2016-11-16 19:19:05 +0200512 help
513 Use sector number for specifying U-Boot location on MMC/SD in
514 raw mode.
515
516config SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
517 hex "Address on the MMC to load U-Boot from"
Tom Rini226498b2017-05-22 19:21:57 +0000518 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
Andre Przywarac0b417b2021-01-11 21:11:39 +0100519 default 0x40 if ARCH_SUNXI
Semen Protsenko38fed8a2016-11-16 19:19:05 +0200520 default 0x75 if ARCH_DAVINCI
Fabio Estevam1da19382018-06-11 15:08:05 -0300521 default 0x8a if ARCH_MX6 || ARCH_MX7
Kever Yang8f4d62b2017-11-02 15:16:34 +0800522 default 0x100 if ARCH_UNIPHIER
Pali Rohár2226ca12021-07-23 11:14:29 +0200523 default 0x0 if ARCH_MVEBU
Semen Protsenko38fed8a2016-11-16 19:19:05 +0200524 default 0x200 if ARCH_SOCFPGA || ARCH_AT91
Tom Rinib0ee3fe2024-07-15 13:35:53 -0600525 default 0x300 if ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \
Lokesh Vutla586bde92018-08-27 15:57:08 +0530526 OMAP54XX || AM33XX || AM43XX || ARCH_K3
Kever Yang8f4d62b2017-11-02 15:16:34 +0800527 default 0x4000 if ARCH_ROCKCHIP
Green Wan70415e12021-05-27 06:52:13 -0700528 default 0x822 if TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED
Semen Protsenko38fed8a2016-11-16 19:19:05 +0200529 help
530 Address on the MMC to load U-Boot from, when the MMC is being used
531 in raw mode. Units: MMC sectors (1 sector = 512 bytes).
532
Baruch Siache42afd82020-01-15 09:08:08 +0200533config SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET
534 hex "U-Boot main hardware partition image offset"
535 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
Andre Przywarac0b417b2021-01-11 21:11:39 +0100536 default 0x10 if ARCH_SUNXI
Baruch Siache42afd82020-01-15 09:08:08 +0200537 default 0x0
538 help
539 On some platforms SPL location depends on hardware partition. The ROM
540 code skips the MBR sector when loading SPL from main hardware data
541 partition. This adds offset to the main U-Boot image. Set this symbol
542 to the number of skipped sectors.
543
544 If unsure, leave the default.
545
Dalon Westergreen949123e2017-02-10 17:15:35 -0800546config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
547 bool "MMC Raw mode: by partition"
Sean Anderson5271e352023-11-08 11:48:43 -0500548 select SPL_LOAD_BLOCK if SPL_MMC
Sean Anderson5d3401a2023-11-08 11:48:50 -0500549 select SPL_SYS_MMCSD_RAW_MODE if SPL_MMC
Dalon Westergreen949123e2017-02-10 17:15:35 -0800550 help
551 Use a partition for loading U-Boot when using MMC/SD in raw mode.
552
553config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
554 hex "Partition to use to load U-Boot from"
Tom Rini226498b2017-05-22 19:21:57 +0000555 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
Dalon Westergreen949123e2017-02-10 17:15:35 -0800556 default 1
557 help
558 Partition on the MMC to load U-Boot from when the MMC is being
559 used in raw mode
560
Dalon Westergreenf0fb4fa2017-02-10 17:15:34 -0800561config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
562 bool "MMC raw mode: by partition type"
Tom Rini226498b2017-05-22 19:21:57 +0000563 depends on DOS_PARTITION && SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
Dalon Westergreenf0fb4fa2017-02-10 17:15:34 -0800564 help
565 Use partition type for specifying U-Boot partition on MMC/SD in
566 raw mode. U-Boot will be loaded from the first partition of this
567 type to be found.
568
569config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE
570 hex "Partition Type on the MMC to load U-Boot from"
Tom Rini226498b2017-05-22 19:21:57 +0000571 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
Dalon Westergreenf0fb4fa2017-02-10 17:15:34 -0800572 help
573 Partition Type on the MMC to load U-Boot from, when the MMC is being
574 used in raw mode.
575
Anatolij Gustschin32ded502019-10-18 21:38:33 +0200576config SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
577 bool "Override eMMC EXT_CSC_PART_CONFIG by user defined partition"
578 depends on SUPPORT_EMMC_BOOT
579 help
580 eMMC boot partition is normally configured by the bits of the EXT_CSD
581 register (EXT_CSC_PART_CONFIG), BOOT_PARTITION_ENABLE field. In some
582 cases it might be required in SPL to load the image from different
583 partition than the partition selected by EXT_CSC_PART_CONFIG register.
584 Enable this option if you intend to use an eMMC boot partition other
585 then selected via EXT_CSC_PART_CONFIG register and specify the custom
586 partition number by the CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
587 option.
588
589config SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
590 int "Number of the eMMC boot partition to use"
591 depends on SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
592 default 1
593 help
594 eMMC boot partition number to use when the eMMC in raw mode and
595 the eMMC EXT_CSC_PART_CONFIG selection should be overridden in SPL
596 by user defined partition number.
597
Philipp Tomsich337bbb62017-11-24 13:26:03 +0100598config SPL_FIT_IMAGE_TINY
599 bool "Remove functionality from SPL FIT loading to reduce size"
600 depends on SPL_FIT
Samuel Holland539612e2023-10-31 00:17:41 -0500601 default y if ARCH_IMX8M || ARCH_IMX9 || ARCH_SUNXI
Philipp Tomsich337bbb62017-11-24 13:26:03 +0100602 help
603 Enable this to reduce the size of the FIT image loading code
604 in SPL, if space for the SPL binary is very tight.
605
Samuel Hollandcf705532020-10-21 21:12:13 -0500606 This skips the recording of each loaded payload
Philipp Tomsich337bbb62017-11-24 13:26:03 +0100607 (i.e. loadable) into the FDT (modifying the loaded FDT to
608 ensure this information is available to the next image
609 invoked).
610
Simon Glassde213c72021-08-08 12:20:15 -0600611config SPL_CACHE
Rick Chen31dae222019-11-14 13:52:26 +0800612 bool "Support CACHE drivers"
613 help
614 Enable CACHE drivers in SPL. These drivers can keep data so that
615 future requests for that data can be served faster. Enable this option
616 to build the drivers in drivers/cache as part of an SPL build.
617
Simon Glass529d5f92021-03-15 18:11:18 +1300618config SPL_CPU
Simon Glass5e148df2017-01-16 07:03:29 -0700619 bool "Support CPU drivers"
Simon Glass5e148df2017-01-16 07:03:29 -0700620 help
621 Enable this to support CPU drivers in SPL. These drivers can set
622 up CPUs and provide information about them such as the model and
623 name. This can be useful in SPL since setting up the CPUs earlier
624 may improve boot performance. Enable this option to build the
625 drivers in drivers/cpu as part of an SPL build.
626
Simon Glass0c6bdbb2021-07-10 21:14:25 -0600627config SPL_CRYPTO
Simon Glass11bde1c2016-09-13 07:05:23 -0600628 bool "Support crypto drivers"
Simon Glass11bde1c2016-09-13 07:05:23 -0600629 help
630 Enable crypto drivers in SPL. These drivers can be used to
631 accelerate secure boot processing in secure applications. Enable
632 this option to build the drivers in drivers/crypto as part of an
633 SPL build.
634
Vignesh Raghavendra74326a32019-11-15 17:00:41 +0530635config SPL_DMA
Simon Glass11bde1c2016-09-13 07:05:23 -0600636 bool "Support DMA drivers"
Simon Glass11bde1c2016-09-13 07:05:23 -0600637 help
638 Enable DMA (direct-memory-access) drivers in SPL. These drivers
639 can be used to handle memory-to-peripheral data transfer without
640 the CPU moving the data. Enable this option to build the drivers
641 in drivers/dma as part of an SPL build.
642
Simon Glass9ca00682021-07-10 21:14:31 -0600643config SPL_DRIVERS_MISC
Simon Glass11bde1c2016-09-13 07:05:23 -0600644 bool "Support misc drivers"
Simon Glass11bde1c2016-09-13 07:05:23 -0600645 help
646 Enable miscellaneous drivers in SPL. These drivers perform various
647 tasks that don't fall nicely into other categories, Enable this
648 option to build the drivers in drivers/misc as part of an SPL
649 build, for those that support building in SPL (not all drivers do).
650
651config SPL_ENV_SUPPORT
652 bool "Support an environment"
Simon Glass11bde1c2016-09-13 07:05:23 -0600653 help
654 Enable environment support in SPL. The U-Boot environment provides
655 a number of settings (essentially name/value pairs) which can
656 control many aspects of U-Boot's operation. Normally this is not
657 needed in SPL as it has a much simpler task with less
658 configuration. But some boards use this to support 'Falcon' boot
659 on EXT2 and FAT, where SPL boots directly into Linux without
Simon Glass00caae62017-08-03 12:22:12 -0600660 starting U-Boot first. Enabling this option will make env_get()
Simon Glass382bee52017-08-03 12:22:09 -0600661 and env_set() available in SPL.
Simon Glass11bde1c2016-09-13 07:05:23 -0600662
B, Ravid2d9bdf2016-09-28 14:46:18 +0530663config SPL_SAVEENV
664 bool "Support save environment"
Tom Rini226498b2017-05-22 19:21:57 +0000665 depends on SPL_ENV_SUPPORT
Jean-Jacques Hiblotd6400c32018-01-04 15:23:32 +0100666 select SPL_MMC_WRITE if ENV_IS_IN_MMC
B, Ravid2d9bdf2016-09-28 14:46:18 +0530667 help
668 Enable save environment support in SPL after setenv. By default
669 the saveenv option is not provided in SPL, but some boards need
670 this support in 'Falcon' boot, where SPL need to boot from
671 different images based on environment variable set by OS. For
672 example OS may set "reboot_image" environment variable to
673 "recovery" inorder to boot recovery image by SPL. The SPL read
674 "reboot_image" and act accordingly and change the reboot_image
Shyam Saini919d25c2018-06-07 19:47:19 +0530675 to default mode using setenv and save the environment.
B, Ravid2d9bdf2016-09-28 14:46:18 +0530676
Simon Glassf2d7a362021-07-10 21:14:26 -0600677config SPL_ETH
Simon Glass11bde1c2016-09-13 07:05:23 -0600678 bool "Support Ethernet"
679 depends on SPL_ENV_SUPPORT
Simon Glass9f664922021-08-08 12:20:31 -0600680 depends on SPL_NET
Simon Glass11bde1c2016-09-13 07:05:23 -0600681 help
682 Enable access to the network subsystem and associated Ethernet
683 drivers in SPL. This permits SPL to load U-Boot over an Ethernet
684 link rather than from an on-board peripheral. Environment support
685 is required since the network stack uses a number of environment
Simon Glass5ed16a92021-08-08 12:20:30 -0600686 variables. See also SPL_NET.
Simon Glass11bde1c2016-09-13 07:05:23 -0600687
Tien Fong Cheef4b40922019-01-23 14:20:05 +0800688config SPL_FS_EXT4
Simon Glass11bde1c2016-09-13 07:05:23 -0600689 bool "Support EXT filesystems"
Sean Anderson44071cd2023-10-14 16:47:49 -0400690 select SPL_CRC16 if EXT4_WRITE
Simon Glass11bde1c2016-09-13 07:05:23 -0600691 help
692 Enable support for EXT2/3/4 filesystems with SPL. This permits
693 U-Boot (or Linux in Falcon mode) to be loaded from an EXT
694 filesystem from within SPL. Support for the underlying block
695 device (e.g. MMC or USB) must be enabled separately.
696
Joao Marcos Costac5100612020-07-30 15:33:47 +0200697config SPL_FS_SQUASHFS
698 bool "Support SquashFS filesystems"
699 select FS_SQUASHFS
700 help
701 Enable support for SquashFS filesystems with SPL. This permits
702 U-Boot (or Linux in Falcon mode) to be loaded from a SquashFS
703 filesystem from within SPL. Support for the underlying block
704 device (e.g. MMC or USB) must be enabled separately.
705
Tien Fong Chee0c3a9ed2019-01-23 14:20:03 +0800706config SPL_FS_FAT
Simon Glass11bde1c2016-09-13 07:05:23 -0600707 bool "Support FAT filesystems"
Sekhar Norieedfb892017-06-02 17:53:59 +0530708 select FS_FAT
Simon Glass11bde1c2016-09-13 07:05:23 -0600709 help
710 Enable support for FAT and VFAT filesystems with SPL. This
711 permits U-Boot (or Linux in Falcon mode) to be loaded from a FAT
712 filesystem from within SPL. Support for the underlying block
713 device (e.g. MMC or USB) must be enabled separately.
714
Sean Anderson54a8d842023-11-08 11:48:58 -0500715config SPL_FS_FAT_DMA_ALIGN
716 bool "Use DMA-aligned buffers with FAT"
717 depends on SPL_FS_FAT
718 select SPL_LOAD_BLOCK
719 default y if SPL_LOAD_FIT
720 help
721 The FAT filesystem driver tries to ensure that the reads it issues to
722 the block subsystem use DMA-aligned buffers. If the supplied buffer is
723 not DMA-aligned, the FAT driver will use a bounce-buffer and read
724 block-by-block. This is separate from the bounce-buffer used by the
725 block subsystem (CONFIG_BOUNCE_BUFFER).
726
727 Enable this config to align buffers passed to the FAT filesystem
728 driver. This will speed up reads, but will increase the size of U-Boot
729 by around 60 bytes.
730
Tom Rini4a11e342022-05-13 17:12:35 -0400731config SPL_FS_LOAD_PAYLOAD_NAME
732 string "File to load for U-Boot from the filesystem"
Kautuk Consulac141552022-12-07 17:12:36 +0530733 depends on SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS || SPL_SEMIHOSTING
Tom Rini4a11e342022-05-13 17:12:35 -0400734 default "tispl.bin" if SYS_K3_SPL_ATF
735 default "u-boot.itb" if SPL_LOAD_FIT
736 default "u-boot.img"
737 help
738 Filename to read to load U-Boot when reading from filesystem.
739
740config SPL_FS_LOAD_KERNEL_NAME
741 string "File to load for the OS kernel from the filesystem"
742 depends on (SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS) && SPL_OS_BOOT
743 default "uImage"
744 help
745 Filename to read to load for the OS kernel when reading from the
746 filesystem.
747
748config SPL_FS_LOAD_ARGS_NAME
749 string "File to load for the OS kernel argument parameters from the filesystem"
750 depends on (SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS) && SPL_OS_BOOT
751 default "args"
752 help
753 Filename to read to load for the OS kernel argument parameters from
754 the filesystem.
755
Tien Fong Cheed8c3ea92019-01-23 14:20:04 +0800756config SPL_FAT_WRITE
757 bool "Support write for FAT filesystems"
758 help
759 Enable write support for FAT and VFAT filesystems with SPL.
760 Support for the underlying block device (e.g. MMC or USB) must be
761 enabled separately.
762
Michal Simek29bd8ad2020-09-09 14:41:56 +0200763config SPL_FPGA
Simon Glass11bde1c2016-09-13 07:05:23 -0600764 bool "Support FPGAs"
Simon Glass11bde1c2016-09-13 07:05:23 -0600765 help
766 Enable support for FPGAs in SPL. Field-programmable Gate Arrays
767 provide software-configurable hardware which is typically used to
768 implement peripherals (such as UARTs, LCD displays, MMC) or
769 accelerate custom processing functions, such as image processing
770 or machine learning. Sometimes it is useful to program the FPGA
771 as early as possible during boot, and this option can enable that
772 within SPL.
773
Simon Glass83061db2021-07-10 21:14:30 -0600774config SPL_GPIO
Simon Glass2d424eb2018-11-15 18:43:55 -0700775 bool "Support GPIO in SPL"
Simon Glass11bde1c2016-09-13 07:05:23 -0600776 help
777 Enable support for GPIOs (General-purpose Input/Output) in SPL.
778 GPIOs allow U-Boot to read the state of an input line (high or
779 low) and set the state of an output line. This can be used to
780 drive LEDs, control power to various system parts and read user
781 input. GPIOs can be useful in SPL to enable a 'sign-of-life' LED,
782 for example. Enable this option to build the drivers in
783 drivers/gpio as part of an SPL build.
784
Simon Glass975e7cf2021-07-10 21:14:36 -0600785config SPL_I2C
Simon Glass11bde1c2016-09-13 07:05:23 -0600786 bool "Support I2C"
Simon Glass11bde1c2016-09-13 07:05:23 -0600787 help
788 Enable support for the I2C (Inter-Integrated Circuit) bus in SPL.
789 I2C works with a clock and data line which can be driven by a
790 one or more masters or slaves. It is a fairly complex bus but is
791 widely used as it only needs two lines for communication. Speeds of
792 400kbps are typical but up to 3.4Mbps is supported by some
793 hardware. I2C can be useful in SPL to configure power management
794 ICs (PMICs) before raising the CPU clock speed, for example.
795 Enable this option to build the drivers in drivers/i2c as part of
796 an SPL build.
797
798config SPL_LIBCOMMON_SUPPORT
799 bool "Support common libraries"
Simon Glass11bde1c2016-09-13 07:05:23 -0600800 help
801 Enable support for common U-Boot libraries within SPL. These
802 libraries include common code to deal with U-Boot images,
803 environment and USB, for example. This option is enabled on many
804 boards. Enable this option to build the code in common/ as part of
805 an SPL build.
806
807config SPL_LIBDISK_SUPPORT
Simon Goldschmidt00416702018-08-16 09:44:55 +0200808 bool "Support disk partitions"
Tom Rini91ff6862018-12-05 08:23:38 -0500809 select PARTITIONS
Simon Glass11bde1c2016-09-13 07:05:23 -0600810 help
811 Enable support for disk partitions within SPL. 'Disk' is something
812 of a misnomer as it includes non-spinning media such as flash (as
813 used in MMC and USB sticks). Partitions provide a way for a disk
814 to be split up into separate regions, with a partition table placed
815 at the start or end which describes the location and size of each
816 'partition'. These partitions are typically uses as individual block
817 devices, typically with an EXT2 or FAT filesystem in each. This
818 option enables whatever partition support has been enabled in
819 U-Boot to also be used in SPL. It brings in the code in disk/.
820
821config SPL_LIBGENERIC_SUPPORT
822 bool "Support generic libraries"
Simon Glass11bde1c2016-09-13 07:05:23 -0600823 help
824 Enable support for generic U-Boot libraries within SPL. These
825 libraries include generic code to deal with device tree, hashing,
826 printf(), compression and the like. This option is enabled on many
827 boards. Enable this option to build the code in lib/ as part of an
828 SPL build.
829
Lokesh Vutla88027412018-08-27 15:57:49 +0530830config SPL_DM_MAILBOX
831 bool "Support Mailbox"
Tom Rini4151f4f2022-05-31 10:24:55 -0400832 depends on SPL_DM
Lokesh Vutla88027412018-08-27 15:57:49 +0530833 help
834 Enable support for Mailbox within SPL. This enable the inter
835 processor communication protocols tobe used within SPL. Enable
836 this option to build the drivers in drivers/mailbox as part of
837 SPL build.
838
Roger Quadros3a82cd22022-10-20 16:30:47 +0300839config SPL_MEMORY
840 bool "Support Memory controller drivers"
841 help
842 Enable support for Memory Controller drivers within SPL.
843 These devices provide Memory bus interface to various devices like
844 SRAM, Ethernet adapters, FPGAs, etc.
845
Simon Glass103c5f12021-08-08 12:20:09 -0600846config SPL_MMC
Simon Glass11bde1c2016-09-13 07:05:23 -0600847 bool "Support MMC"
Tom Rini226498b2017-05-22 19:21:57 +0000848 depends on MMC
Simon Glass11bde1c2016-09-13 07:05:23 -0600849 help
850 Enable support for MMC (Multimedia Card) within SPL. This enables
851 the MMC protocol implementation and allows any enabled drivers to
852 be used within SPL. MMC can be used with or without disk partition
853 support depending on the application (SPL_LIBDISK_SUPPORT). Enable
854 this option to build the drivers in drivers/mmc as part of an SPL
855 build.
856
Pali Rohár718d1c72023-01-21 15:13:08 +0100857config SYS_MMCSD_FS_BOOT
858 bool "MMC FS Boot mode"
859 depends on SPL_MMC
860 default y if !ARCH_MVEBU
861 help
862 Enable MMC FS Boot mode. Partition is selected by option
863 SYS_MMCSD_FS_BOOT_PARTITION.
864
Adam Fordacc415a2020-07-03 10:17:30 -0500865config SYS_MMCSD_FS_BOOT_PARTITION
866 int "MMC Boot Partition"
Pali Rohár718d1c72023-01-21 15:13:08 +0100867 depends on SYS_MMCSD_FS_BOOT
Adam Fordacc415a2020-07-03 10:17:30 -0500868 default 1
869 help
870 Partition on the MMC to load U-Boot from when the MMC is being
Jérôme Carretero5fa973e2022-03-15 16:34:51 -0400871 used in fs mode.
872 Use -1 as a special value to use the first bootable partition.
Adam Fordacc415a2020-07-03 10:17:30 -0500873
Ezequiel Garciabf7c01d2019-05-25 19:25:21 -0300874config SPL_MMC_TINY
875 bool "Tiny MMC framework in SPL"
Simon Glass103c5f12021-08-08 12:20:09 -0600876 depends on SPL_MMC
Ezequiel Garciabf7c01d2019-05-25 19:25:21 -0300877 help
878 Enable MMC framework tinification support. This option is useful if
879 if your SPL is extremely size constrained. Heed the warning, enable
880 this option if and only if you know exactly what you are doing, if
881 you are reading this help text, you most likely have no idea :-)
882
883 The MMC framework is reduced to bare minimum to be useful. No malloc
884 support is needed for the MMC framework operation with this option
885 enabled. The framework supports exactly one MMC device and exactly
886 one MMC driver. The MMC driver can be adjusted to avoid any malloc
887 operations too, which can remove the need for malloc support in SPL
888 and thus further reduce footprint.
889
Jean-Jacques Hiblotd6400c32018-01-04 15:23:32 +0100890config SPL_MMC_WRITE
891 bool "MMC/SD/SDIO card support for write operations in SPL"
Simon Glass103c5f12021-08-08 12:20:09 -0600892 depends on SPL_MMC
Jean-Jacques Hiblotd6400c32018-01-04 15:23:32 +0100893 help
894 Enable write access to MMC and SD Cards in SPL
895
896
Simon Glass6f004ad2021-08-08 12:20:16 -0600897config SPL_MPC8XXX_INIT_DDR
Simon Glass11bde1c2016-09-13 07:05:23 -0600898 bool "Support MPC8XXX DDR init"
Simon Glass11bde1c2016-09-13 07:05:23 -0600899 help
900 Enable support for DDR-SDRAM (double-data-rate synchronous dynamic
901 random-access memory) on the MPC8XXX family within SPL. This
902 allows DRAM to be set up before loading U-Boot into that DRAM,
903 where it can run.
904
Sean Andersonb35df872023-11-04 16:37:47 -0400905config SPL_MTD
Simon Glass11bde1c2016-09-13 07:05:23 -0600906 bool "Support MTD drivers"
Simon Glass11bde1c2016-09-13 07:05:23 -0600907 help
908 Enable support for MTD (Memory Technology Device) within SPL. MTD
909 provides a block interface over raw NAND and can also be used with
910 SPI flash. This allows SPL to load U-Boot from supported MTD
911 devices. See SPL_NAND_SUPPORT and SPL_ONENAND_SUPPORT for how
912 to enable specific MTD drivers.
913
Simon Glass89ddb0b2021-07-10 21:14:27 -0600914config SPL_MUSB_NEW
Simon Glass11bde1c2016-09-13 07:05:23 -0600915 bool "Support new Mentor Graphics USB"
Simon Glass11bde1c2016-09-13 07:05:23 -0600916 help
917 Enable support for Mentor Graphics USB in SPL. This is a new
918 driver used by some boards. Enable this option to build
919 the drivers in drivers/usb/musb-new as part of an SPL build. The
920 old drivers are in drivers/usb/musb.
921
922config SPL_NAND_SUPPORT
923 bool "Support NAND flash"
Sean Anderson5271e352023-11-08 11:48:43 -0500924 select SPL_LOAD_BLOCK
Simon Glass11bde1c2016-09-13 07:05:23 -0600925 help
926 Enable support for NAND (Negative AND) flash in SPL. NAND flash
927 can be used to allow SPL to load U-Boot from supported devices.
Miquel Raynala430fa02018-08-16 17:30:07 +0200928 This enables the drivers in drivers/mtd/nand/raw as part of an SPL
Simon Glass11bde1c2016-09-13 07:05:23 -0600929 build.
930
Tom Rinibab1b352022-05-13 12:46:23 -0400931config SPL_NAND_RAW_ONLY
932 bool "Support to boot only raw u-boot.bin images"
933 depends on SPL_NAND_SUPPORT
934 help
935 Use this only if you need to save space.
936
Adam Ford0c4a6342020-07-03 08:09:44 -0500937config SPL_NAND_DRIVERS
938 bool "Use standard NAND driver"
939 help
940 SPL uses normal NAND drivers, not minimal drivers.
941
942config SPL_NAND_ECC
Tom Rinibab1b352022-05-13 12:46:23 -0400943 bool "Include standard ECC in SPL"
944
945config SPL_NAND_SOFTECC
946 bool "Use software ECC in SPL"
947 depends on SPL_NAND_ECC
Adam Ford0c4a6342020-07-03 08:09:44 -0500948
949config SPL_NAND_SIMPLE
950 bool "Support simple NAND drivers in SPL"
951 help
952 Support for NAND boot using simple NAND drivers that
953 expose the cmd_ctrl() interface.
954
Adam Ford38791062020-07-03 08:09:45 -0500955config SPL_NAND_BASE
Weijie Gao4c4bf042022-05-20 11:23:53 +0800956 depends on SPL_NAND_SUPPORT
Adam Ford38791062020-07-03 08:09:45 -0500957 bool "Use Base NAND Driver"
Michal Simekce869b52021-05-20 13:08:44 +0200958 help
959 Include nand_base.c in the SPL.
Adam Ford38791062020-07-03 08:09:45 -0500960
961config SPL_NAND_IDENT
962 depends on SPL_NAND_BASE
963 bool "Use chip ID to identify NAND flash"
964 help
965 SPL uses the chip ID list to identify the NAND flash.
966
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +0200967config SPL_UBI
968 bool "Support UBI"
969 help
970 Enable support for loading payloads from UBI. See
971 README.ubispl for more info.
972
Tom Rini4151f4f2022-05-31 10:24:55 -0400973menu "UBI configuration for SPL"
974 depends on SPL_UBI
Lukasz Majewskif18845c2019-09-09 12:06:46 +0200975
Hamish Guthrie6ea31cc2019-05-15 15:15:59 +0200976config SPL_UBI_LOAD_BY_VOLNAME
977 bool "Support loading volumes by name"
978 help
979 This enables support for loading UBI volumes by name. When this
980 is set, CONFIG_SPL_UBI_LOAD_MONITOR_VOLNAME can be used to
981 configure the volume name from which to load U-Boot.
982
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +0200983config SPL_UBI_MAX_VOL_LEBS
984 int "Maximum number of LEBs per volume"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +0200985 help
986 The maximum number of logical eraseblocks which a static volume
987 to load can contain. Used for sizing the scan data structure.
988
989config SPL_UBI_MAX_PEB_SIZE
990 int "Maximum PEB size"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +0200991 help
992 The maximum physical erase block size.
993
994config SPL_UBI_MAX_PEBS
995 int "Maximum number of PEBs"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +0200996 help
997 The maximum physical erase block size. If not overridden by
998 board code, this value will be used as the actual number of PEBs.
999
1000config SPL_UBI_PEB_OFFSET
1001 int "Offset to first UBI PEB"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001002 help
1003 The offset in number of PEBs from the start of flash to the first
1004 PEB part of the UBI image.
1005
1006config SPL_UBI_VID_OFFSET
1007 int "Offset to VID header"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001008
1009config SPL_UBI_LEB_START
1010 int "Offset to LEB in PEB"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001011 help
1012 The offset in bytes to the LEB within a PEB.
1013
1014config SPL_UBI_INFO_ADDR
1015 hex "Address to place UBI scan info"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001016 help
1017 Address for ubispl to place the scan info. Read README.ubispl to
1018 determine the required size
1019
1020config SPL_UBI_VOL_IDS
1021 int "Maximum volume id"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001022 help
1023 The maximum volume id which can be loaded. Used for sizing the
1024 scan data structure.
1025
1026config SPL_UBI_LOAD_MONITOR_ID
1027 int "id of U-Boot volume"
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001028 help
1029 The UBI volume id from which to load U-Boot
1030
Hamish Guthrie6ea31cc2019-05-15 15:15:59 +02001031config SPL_UBI_LOAD_MONITOR_VOLNAME
1032 string "volume name of U-Boot volume"
1033 depends on SPL_UBI_LOAD_BY_VOLNAME
1034 help
1035 The UBI volume name from which to load U-Boot
1036
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001037config SPL_UBI_LOAD_KERNEL_ID
1038 int "id of kernel volume"
Tom Rini4151f4f2022-05-31 10:24:55 -04001039 depends on SPL_OS_BOOT
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001040 help
1041 The UBI volume id from which to load the kernel
1042
1043config SPL_UBI_LOAD_ARGS_ID
1044 int "id of kernel args volume"
Tom Rini4151f4f2022-05-31 10:24:55 -04001045 depends on SPL_OS_BOOT
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001046 help
1047 The UBI volume id from which to load the device tree
1048
Markus Klotzbuechera2257d32019-05-15 15:16:00 +02001049config UBI_SPL_SILENCE_MSG
1050 bool "silence UBI SPL messages"
Markus Klotzbuechera2257d32019-05-15 15:16:00 +02001051 help
1052 Disable messages from UBI SPL. This leaves warnings
1053 and errors enabled.
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001054
Tom Rini4151f4f2022-05-31 10:24:55 -04001055endmenu
1056
1057config SPL_DM_SPI
1058 bool "Support SPI DM drivers in SPL"
1059 depends on SPL_DM
1060 help
1061 Enable support for SPI DM drivers in SPL.
1062
1063config SPL_DM_SPI_FLASH
1064 bool "Support SPI DM FLASH drivers in SPL"
1065 depends on SPL_DM
1066 help
1067 Enable support for SPI DM flash drivers in SPL.
Markus Klotzbuecherc67c3492019-05-15 15:15:57 +02001068
Simon Glass5ed16a92021-08-08 12:20:30 -06001069config SPL_NET
Simon Glass11bde1c2016-09-13 07:05:23 -06001070 bool "Support networking"
Simon Glass11bde1c2016-09-13 07:05:23 -06001071 help
1072 Enable support for network devices (such as Ethernet) in SPL.
1073 This permits SPL to load U-Boot over a network link rather than
1074 from an on-board peripheral. Environment support is required since
1075 the network stack uses a number of environment variables. See also
Simon Glassf2d7a362021-07-10 21:14:26 -06001076 SPL_ETH.
Simon Glass11bde1c2016-09-13 07:05:23 -06001077
Simon Glass11bde1c2016-09-13 07:05:23 -06001078config SPL_NET_VCI_STRING
1079 string "BOOTP Vendor Class Identifier string sent by SPL"
Tom Rini4151f4f2022-05-31 10:24:55 -04001080 depends on SPL_NET
Simon Glass11bde1c2016-09-13 07:05:23 -06001081 help
1082 As defined by RFC 2132 the vendor class identifier field can be
1083 sent by the client to identify the vendor type and configuration
1084 of a client. This is often used in practice to allow for the DHCP
1085 server to specify different files to load depending on if the ROM,
1086 SPL or U-Boot itself makes the request
Simon Glass11bde1c2016-09-13 07:05:23 -06001087
1088config SPL_NO_CPU_SUPPORT
Tom Rini4151f4f2022-05-31 10:24:55 -04001089 def_bool y
1090 depends on (ARCH_MX23 || ARCH_MX28) && !SPL_FRAMEWORK
Simon Glass11bde1c2016-09-13 07:05:23 -06001091 help
1092 This is specific to the ARM926EJ-S CPU. It disables the standard
1093 start.S start-up code, presumably so that a replacement can be
1094 used on that CPU. You should not enable it unless you know what
1095 you are doing.
1096
1097config SPL_NOR_SUPPORT
1098 bool "Support NOR flash"
Simon Glass11bde1c2016-09-13 07:05:23 -06001099 help
1100 Enable support for loading U-Boot from memory-mapped NOR (Negative
1101 OR) flash in SPL. NOR flash is slow to write but fast to read, and
1102 a memory-mapped device makes it very easy to access. Loading from
1103 NOR is typically achieved with just a memcpy().
1104
Vikas Manochac6d9e9d2017-05-28 12:55:11 -07001105config SPL_XIP_SUPPORT
1106 bool "Support XIP"
Vikas Manochac6d9e9d2017-05-28 12:55:11 -07001107 help
1108 Enable support for execute in place of U-Boot or kernel image. There
1109 is no need to copy image from flash to ram if flash supports execute
1110 in place. Its very useful in systems having enough flash but not
1111 enough ram to load the image.
1112
Simon Glass11bde1c2016-09-13 07:05:23 -06001113config SPL_ONENAND_SUPPORT
1114 bool "Support OneNAND flash"
Simon Glass11bde1c2016-09-13 07:05:23 -06001115 help
1116 Enable support for OneNAND (Negative AND) flash in SPL. OneNAND is
1117 a type of NAND flash and therefore can be used to allow SPL to
1118 load U-Boot from supported devices. This enables the drivers in
1119 drivers/mtd/onenand as part of an SPL build.
1120
Heiko Schocherc20ae2f2016-10-06 07:55:15 +02001121config SPL_OS_BOOT
1122 bool "Activate Falcon Mode"
Tom Rini226498b2017-05-22 19:21:57 +00001123 depends on !TI_SECURE_DEVICE
Heiko Schocherc20ae2f2016-10-06 07:55:15 +02001124 help
1125 Enable booting directly to an OS from SPL.
1126 for more info read doc/README.falcon
1127
Simon Glass9cbdc3a2023-09-26 08:14:17 -06001128config SPL_PAYLOAD_ARGS_ADDR
Tom Rinib4b9a002022-05-27 22:06:52 -04001129 hex "Address in memory to load 'args' file for Falcon Mode to"
Randolph10c4ab82023-12-29 16:32:22 +08001130 depends on SPL_OS_BOOT || SPL_LOAD_FIT_OPENSBI_OS_BOOT
Tom Rinib4b9a002022-05-27 22:06:52 -04001131 default 0x88000000 if ARCH_OMAP2PLUS
Oliver Gaskell38742c72024-09-12 16:50:54 +01001132 default 0x99000000 if ARCH_SC5XX && SC59X_64
Tom Rinib4b9a002022-05-27 22:06:52 -04001133 help
1134 Address in memory where the 'args' file, typically a device tree
1135 will be loaded in to memory.
1136
Tom Rini5fc1d582022-05-28 16:43:53 -04001137config SYS_NAND_SPL_KERNEL_OFFS
1138 hex "Address in memory to load the OS file for Falcon mode to"
1139 depends on SPL_OS_BOOT && SPL_NAND_SUPPORT
1140
Heiko Schocher29d3bc72016-10-06 07:55:16 +02001141config SYS_OS_BASE
1142 hex "addr, where OS is found"
Tom Rini4151f4f2022-05-31 10:24:55 -04001143 depends on SPL_OS_BOOT && SPL_NOR_SUPPORT
Heiko Schocher29d3bc72016-10-06 07:55:16 +02001144 help
1145 Specify the address, where the OS image is found, which
1146 gets booted.
1147
Alexandru Gagniuc22eb1522021-12-30 10:39:59 -06001148config SPL_FALCON_BOOT_MMCSD
1149 bool "Enable Falcon boot from MMC or SD media"
1150 depends on SPL_OS_BOOT && SPL_MMC
Sean Anderson5271e352023-11-08 11:48:43 -05001151 select SPL_LOAD_BLOCK
Sean Anderson5d3401a2023-11-08 11:48:50 -05001152 select SPL_SYS_MMCSD_RAW_MODE
Alexandru Gagniuc22eb1522021-12-30 10:39:59 -06001153 help
1154 Select this if the Falcon mode OS image mode is on MMC or SD media.
1155
1156config SYS_MMCSD_RAW_MODE_KERNEL_SECTOR
1157 hex "Falcon mode: Sector to load kernel uImage from MMC"
1158 depends on SPL_FALCON_BOOT_MMCSD
1159 help
1160 When Falcon mode is used with an MMC or SD media, SPL needs to know
1161 where to look for the kernel uImage. The image is expected to begin
1162 at the raw MMC specified in this config.
1163 Note that the Falcon mode image can also be a FIT, if FIT support is
1164 enabled.
1165
Tom Rini103d1ae2022-05-28 17:21:03 -04001166config SYS_MMCSD_RAW_MODE_ARGS_SECTOR
1167 hex "Falcon mode: Sector to load 'args' from MMC"
1168 depends on SPL_FALCON_BOOT_MMCSD
1169 help
1170 When Falcon mode is used with an MMC or SD media, SPL needs to know
1171 where to look for the OS 'args', typically a device tree. The
1172 contents are expected to begin at the raw MMC specified in this config.
1173 Note that if using a FIT image, this and the next option can be set to
1174 0x0.
1175
1176config SYS_MMCSD_RAW_MODE_ARGS_SECTORS
1177 hex "Falcon mode: Number of sectors to load for 'args' from MMC"
1178 depends on SPL_FALCON_BOOT_MMCSD && SYS_MMCSD_RAW_MODE_ARGS_SECTOR != 0x0
1179
York Sun7550dbe2018-06-14 14:38:48 -07001180config SPL_PAYLOAD
1181 string "SPL payload"
1182 default "tpl/u-boot-with-tpl.bin" if TPL
1183 default "u-boot.bin"
1184 help
Chris Packham2dcfa052019-01-13 22:13:20 +13001185 Payload for SPL boot. For backward compatibility, default to
York Sun7550dbe2018-06-14 14:38:48 -07001186 u-boot.bin, i.e. RAW image without any header. In case of
1187 TPL, tpl/u-boot-with-tpl.bin. For new boards, suggest to
1188 use u-boot.img.
1189
Sekhar Norid50d6812018-12-06 15:40:08 +05301190config SPL_PCI
Simon Glass2446b6b2017-01-16 07:03:30 -07001191 bool "Support PCI drivers"
Simon Glass2446b6b2017-01-16 07:03:30 -07001192 help
1193 Enable support for PCI in SPL. For platforms that need PCI to boot,
1194 or must perform some init using PCI in SPL, this provides the
1195 necessary driver support. This enables the drivers in drivers/pci
1196 as part of an SPL build.
1197
Simon Glass15042e72021-08-08 12:20:10 -06001198config SPL_PCH
Simon Glassbbe41ab2017-01-16 07:03:33 -07001199 bool "Support PCH drivers"
Simon Glassbbe41ab2017-01-16 07:03:33 -07001200 help
1201 Enable support for PCH (Platform Controller Hub) devices in SPL.
1202 These are used to set up GPIOs and the SPI peripheral early in
1203 boot. This enables the drivers in drivers/pch as part of an SPL
1204 build.
1205
Simon Glass11bde1c2016-09-13 07:05:23 -06001206config SPL_POST_MEM_SUPPORT
1207 bool "Support POST drivers"
Simon Glass11bde1c2016-09-13 07:05:23 -06001208 help
1209 Enable support for POST (Power-on Self Test) in SPL. POST is a
1210 procedure that checks that the hardware (CPU or board) appears to
1211 be functionally correctly. It is a sanity check that can be
1212 performed before booting. This enables the drivers in post/drivers
1213 as part of an SPL build.
1214
Ley Foon Tanbfc6bae2018-06-14 18:45:19 +08001215config SPL_DM_RESET
Patrick Delaunay0e373c02018-03-12 10:46:05 +01001216 bool "Support reset drivers"
Tom Rini4151f4f2022-05-31 10:24:55 -04001217 depends on SPL_DM
Patrick Delaunay0e373c02018-03-12 10:46:05 +01001218 help
1219 Enable support for reset control in SPL.
1220 That can be useful in SPL to handle IP reset in driver, as in U-Boot,
1221 by using the generic reset API provided by driver model.
1222 This enables the drivers in drivers/reset as part of an SPL build.
1223
Simon Glass933b2f02021-07-10 21:14:24 -06001224config SPL_POWER
Simon Glass11bde1c2016-09-13 07:05:23 -06001225 bool "Support power drivers"
Simon Glass11bde1c2016-09-13 07:05:23 -06001226 help
1227 Enable support for power control in SPL. This includes support
1228 for PMICs (Power-management Integrated Circuits) and some of the
1229 features provided by PMICs. In particular, voltage regulators can
1230 be used to enable/disable power and vary its voltage. That can be
1231 useful in SPL to turn on boot peripherals and adjust CPU voltage
1232 so that the clock speed can be increased. This enables the drivers
1233 in drivers/power, drivers/power/pmic and drivers/power/regulator
1234 as part of an SPL build.
1235
Peng Fane13278c2018-07-27 10:20:37 +08001236config SPL_POWER_DOMAIN
1237 bool "Support power domain drivers"
Simon Glassa4faf1f2021-08-08 12:20:29 -06001238 select SPL_POWER
Peng Fane13278c2018-07-27 10:20:37 +08001239 help
1240 Enable support for power domain control in SPL. Many SoCs allow
1241 power to be applied to or removed from portions of the SoC (power
1242 domains). This may be used to save power. This API provides the
1243 means to control such power management hardware. This enables
1244 the drivers in drivers/power/domain as part of a SPL build.
1245
Stefan Agner22802f42016-12-23 07:51:53 +01001246config SPL_RAM_SUPPORT
1247 bool "Support booting from RAM"
Trevor Woerner18138ab2020-05-06 08:02:41 -04001248 default y if MICROBLAZE || ARCH_SOCFPGA || ARCH_TEGRA || ARCH_ZYNQ
Stefan Agner22802f42016-12-23 07:51:53 +01001249 help
1250 Enable booting of an image in RAM. The image can be preloaded or
1251 it can be loaded by SPL directly into RAM (e.g. using USB).
1252
Stefan Agnerf417d402016-12-23 07:51:52 +01001253config SPL_RAM_DEVICE
1254 bool "Support booting from preloaded image in RAM"
Stefan Agner22802f42016-12-23 07:51:53 +01001255 depends on SPL_RAM_SUPPORT
Trevor Woerner18138ab2020-05-06 08:02:41 -04001256 default y if MICROBLAZE || ARCH_SOCFPGA || ARCH_TEGRA || ARCH_ZYNQ
Stefan Agnerf417d402016-12-23 07:51:52 +01001257 help
1258 Enable booting of an image already loaded in RAM. The image has to
1259 be already in memory when SPL takes over, e.g. loaded by the boot
1260 ROM.
1261
Lokesh Vutla08c45312018-08-27 15:57:53 +05301262config SPL_REMOTEPROC
1263 bool "Support REMOTEPROCS"
1264 help
1265 Enable support for REMOTEPROCs in SPL. This permits to load
1266 a remote processor firmware in SPL.
1267
Simon Glass73c6ff62021-08-08 12:20:11 -06001268config SPL_RTC
Simon Glass30bf8a02017-01-16 07:03:31 -07001269 bool "Support RTC drivers"
Simon Glass30bf8a02017-01-16 07:03:31 -07001270 help
1271 Enable RTC (Real-time Clock) support in SPL. This includes support
1272 for reading and setting the time. Some RTC devices also have some
1273 non-volatile (battery-backed) memory which is accessible if
1274 needed. This enables the drivers in drivers/rtc as part of an SPL
1275 build.
1276
Simon Glassf7560372021-08-08 12:20:17 -06001277config SPL_SATA
Simon Glass11bde1c2016-09-13 07:05:23 -06001278 bool "Support loading from SATA"
Simon Glass11bde1c2016-09-13 07:05:23 -06001279 help
1280 Enable support for SATA (Serial AT attachment) in SPL. This allows
1281 use of SATA devices such as hard drives and flash drivers for
1282 loading U-Boot. SATA is used in higher-end embedded systems and
1283 can provide higher performance than MMC , at somewhat higher
1284 expense and power consumption. This enables loading from SATA
1285 using a configured device.
1286
Tom Rinif16b1a62022-11-16 13:10:35 -05001287config SYS_SATA_FAT_BOOT_PARTITION
1288 int "Partition on the SATA disk to load U-Boot from"
1289 depends on SPL_SATA && SPL_FS_FAT
1290 default 1
1291
Baruch Siach60ca9692019-07-14 17:54:21 +03001292config SPL_SATA_RAW_U_BOOT_USE_SECTOR
1293 bool "SATA raw mode: by sector"
Simon Glassf7560372021-08-08 12:20:17 -06001294 depends on SPL_SATA
Pali Rohár2226ca12021-07-23 11:14:29 +02001295 default y if ARCH_MVEBU
Baruch Siach60ca9692019-07-14 17:54:21 +03001296 help
1297 Use sector number for specifying U-Boot location on SATA disk in
1298 raw mode.
1299
1300config SPL_SATA_RAW_U_BOOT_SECTOR
1301 hex "Sector on the SATA disk to load U-Boot from"
1302 depends on SPL_SATA_RAW_U_BOOT_USE_SECTOR
Pali Rohár2226ca12021-07-23 11:14:29 +02001303 default 0x1 if ARCH_MVEBU
Baruch Siach60ca9692019-07-14 17:54:21 +03001304 help
1305 Sector on the SATA disk to load U-Boot from, when the SATA disk is being
1306 used in raw mode. Units: SATA disk sectors (1 sector = 512 bytes).
1307
Mayuresh Chitalef3228a72023-06-03 19:32:53 +05301308config SPL_NVME
1309 bool "NVM Express device support"
Tom Rini9c9e6672024-06-04 19:37:41 -06001310 depends on SPL_BLK
Mayuresh Chitalef3228a72023-06-03 19:32:53 +05301311 select FS_LOADER
Mayuresh Chitale8ce6a2e2023-06-03 19:32:54 +05301312 select SPL_BLK_FS
Mayuresh Chitalef3228a72023-06-03 19:32:53 +05301313 help
1314 This option enables support for NVM Express devices.
1315 It supports basic functions of NVMe (read/write).
1316
1317config SPL_NVME_PCI
1318 bool "NVM Express PCI device support for SPL"
1319 depends on SPL_PCI && SPL_NVME
1320 help
1321 This option enables support for NVM Express PCI devices.
1322 This allows use of NVMe devices for loading u-boot.
1323
1324config SPL_NVME_BOOT_DEVICE
1325 hex "NVMe boot device number"
1326 depends on SPL_NVME
1327 default 0x0
1328
1329config SYS_NVME_BOOT_PARTITION
1330 hex "NVMe boot partition number"
1331 depends on SPL_NVME
1332 default 0x1
1333
Simon Glass2a736062021-08-08 12:20:12 -06001334config SPL_SERIAL
Simon Glass11bde1c2016-09-13 07:05:23 -06001335 bool "Support serial"
Alex Kiernan14ad44a2018-04-19 04:32:54 +00001336 select SPL_PRINTF
1337 select SPL_STRTO
Simon Glass11bde1c2016-09-13 07:05:23 -06001338 help
1339 Enable support for serial in SPL. This allows use of a serial UART
1340 for displaying messages while SPL is running. It also brings in
1341 printf() and panic() functions. This should normally be enabled
1342 unless there are space reasons not to. Even then, consider
Simon Glass27084c02019-09-25 08:56:27 -06001343 enabling SPL_USE_TINY_PRINTF which is a small printf() version.
Simon Glass11bde1c2016-09-13 07:05:23 -06001344
Simon Glassea2ca7e2021-08-08 12:20:14 -06001345config SPL_SPI
Simon Goldschmidtd024e992019-10-25 16:22:09 +02001346 bool "Support SPI drivers"
1347 help
1348 Enable support for using SPI in SPL. This is used for connecting
1349 to SPI flash for loading U-Boot. See SPL_SPI_FLASH_SUPPORT for
1350 more details on that. The SPI driver provides the transport for
1351 data between the SPI flash and the CPU. This option can be used to
1352 enable SPI drivers that are needed for other purposes also, such
1353 as a SPI PMIC.
1354
Simon Glass11bde1c2016-09-13 07:05:23 -06001355config SPL_SPI_FLASH_SUPPORT
1356 bool "Support SPI flash drivers"
Simon Glassea2ca7e2021-08-08 12:20:14 -06001357 depends on SPL_SPI
Simon Glass11bde1c2016-09-13 07:05:23 -06001358 help
1359 Enable support for using SPI flash in SPL, and loading U-Boot from
1360 SPI flash. SPI flash (Serial Peripheral Bus flash) is named after
1361 the SPI bus that is used to connect it to a system. It is a simple
1362 but fast bidirectional 4-wire bus (clock, chip select and two data
1363 lines). This enables the drivers in drivers/mtd/spi as part of an
Simon Glassea2ca7e2021-08-08 12:20:14 -06001364 SPL build. This normally requires SPL_SPI.
Simon Glass11bde1c2016-09-13 07:05:23 -06001365
Vignesh R0c6f1872019-02-05 11:29:20 +05301366if SPL_SPI_FLASH_SUPPORT
1367
Vignesh R778572d2019-02-05 11:29:25 +05301368config SPL_SPI_FLASH_TINY
1369 bool "Enable low footprint SPL SPI Flash support"
1370 depends on !SPI_FLASH_BAR
Vignesh R72875972019-02-05 11:29:26 +05301371 default y if SPI_FLASH
Vignesh R778572d2019-02-05 11:29:25 +05301372 help
1373 Enable lightweight SPL SPI Flash support that supports just reading
1374 data/images from flash. No support to write/erase flash. Enable
1375 this if you have SPL size limitations and don't need full
1376 fledged SPI flash support.
1377
Vignesh R0c6f1872019-02-05 11:29:20 +05301378config SPL_SPI_FLASH_SFDP_SUPPORT
1379 bool "SFDP table parsing support for SPI NOR flashes"
Vignesh R778572d2019-02-05 11:29:25 +05301380 depends on !SPI_FLASH_BAR && !SPL_SPI_FLASH_TINY
Vignesh R0c6f1872019-02-05 11:29:20 +05301381 help
1382 Enable support for parsing and auto discovery of parameters for
1383 SPI NOR flashes using Serial Flash Discoverable Parameters (SFDP)
1384 tables as per JESD216 standard in SPL.
1385
Lukasz Majewski56c40462020-06-04 23:11:53 +08001386config SPL_SPI_FLASH_MTD
1387 bool "Support for SPI flash MTD drivers in SPL"
1388 help
1389 Enable support for SPI flash MTD drivers in SPL.
1390
Marek Vasut55500432018-04-07 16:05:27 +02001391config SPL_SPI_LOAD
1392 bool "Support loading from SPI flash"
Marek Vasut55500432018-04-07 16:05:27 +02001393 help
1394 Enable support for loading next stage, U-Boot or otherwise, from
1395 SPI NOR in U-Boot SPL.
1396
Vignesh R0c6f1872019-02-05 11:29:20 +05301397endif # SPL_SPI_FLASH_SUPPORT
1398
Hannes Schmelzer1ee774d2019-08-22 15:41:46 +02001399config SYS_SPI_U_BOOT_OFFS
1400 hex "address of u-boot payload in SPI flash"
Andre Przywara671d64f2020-01-06 01:29:10 +00001401 default 0x8000 if ARCH_SUNXI
Hannes Schmelzer1ee774d2019-08-22 15:41:46 +02001402 default 0x0
1403 depends on SPL_SPI_LOAD || SPL_SPI_SUNXI
1404 help
1405 Address within SPI-Flash from where the u-boot payload is fetched
1406 from.
1407
Faiz Abbas8502f9f2017-11-14 16:12:31 +05301408config SPL_THERMAL
1409 bool "Driver support for thermal devices"
1410 help
1411 Enable support for temperature-sensing devices. Some SoCs have on-chip
1412 temperature sensors to permit warnings, speed throttling or even
1413 automatic power-off when the temperature gets too high or low. Other
1414 devices may be discrete but connected on a suitable bus.
1415
Simon Glass078111b2021-07-10 21:14:28 -06001416config SPL_WATCHDOG
Simon Glass11bde1c2016-09-13 07:05:23 -06001417 bool "Support watchdog drivers"
Marek Vasut6874cb72019-06-09 03:46:21 +02001418 imply SPL_WDT if !HW_WATCHDOG
Simon Glass11bde1c2016-09-13 07:05:23 -06001419 help
1420 Enable support for watchdog drivers in SPL. A watchdog is
1421 typically a hardware peripheral which can reset the system when it
1422 detects no activity for a while (such as a software crash). This
1423 enables the drivers in drivers/watchdog as part of an SPL build.
1424
1425config SPL_YMODEM_SUPPORT
1426 bool "Support loading using Ymodem"
Simon Glass2a736062021-08-08 12:20:12 -06001427 depends on SPL_SERIAL
Simon Glass11bde1c2016-09-13 07:05:23 -06001428 help
1429 While loading from serial is slow it can be a useful backup when
1430 there is no other option. The Ymodem protocol provides a reliable
1431 means of transmitting U-Boot over a serial line for using in SPL,
1432 with a checksum to ensure correctness.
1433
Philipp Tomsichaa122f62017-09-13 21:29:36 +02001434config SPL_ATF
Kever Yangbcc17262017-05-05 11:47:45 +08001435 bool "Support ARM Trusted Firmware"
Samuel Holland4b0a1f52022-10-30 23:26:19 -05001436 depends on ARM64
1437 depends on SPL_LOAD_FIT && !SPL_FIT_IMAGE_TINY
Kever Yangbcc17262017-05-05 11:47:45 +08001438 help
Philipp Tomsichd21fb632018-01-02 21:16:43 +01001439 ATF(ARM Trusted Firmware) is a component for ARM AArch64 which
1440 is loaded by SPL (which is considered as BL2 in ATF terminology).
Kever Yangbcc17262017-05-05 11:47:45 +08001441 More detail at: https://github.com/ARM-software/arm-trusted-firmware
1442
Michael Walle7b866822020-11-18 17:45:58 +01001443config SPL_ATF_LOAD_IMAGE_V2
1444 bool "Use the new LOAD_IMAGE_V2 parameter passing"
1445 depends on SPL_ATF
1446 help
1447 Some platforms use the newer LOAD_IMAGE_V2 parameter passing.
1448
1449 If you want to load a bl31 image from the SPL and need the new
1450 method, say Y.
1451
Philipp Tomsichd21fb632018-01-02 21:16:43 +01001452config SPL_ATF_NO_PLATFORM_PARAM
Michal Simekce869b52021-05-20 13:08:44 +02001453 bool "Pass no platform parameter"
Philipp Tomsichd21fb632018-01-02 21:16:43 +01001454 depends on SPL_ATF
1455 help
1456 While we expect to call a pointer to a valid FDT (or NULL)
1457 as the platform parameter to an ATF, some ATF versions are
1458 not U-Boot aware and have an insufficiently robust parameter
1459 validation to gracefully reject a FDT being passed.
1460
1461 If this option is enabled, the spl_atf os-type handler will
1462 always pass NULL for the platform parameter.
1463
1464 If your ATF is affected, say Y.
1465
Alex Kiernan3bf5f132018-03-15 22:11:46 +00001466config SPL_AM33XX_ENABLE_RTC32K_OSC
1467 bool "Enable the RTC32K OSC on AM33xx based platforms"
Tom Rini4151f4f2022-05-31 10:24:55 -04001468 depends on AM33XX
Alex Kiernan3bf5f132018-03-15 22:11:46 +00001469 default y if AM33XX
1470 help
1471 Enable access to the AM33xx RTC and select the external 32kHz clock
1472 source.
1473
Patrick Delaunay51827f92021-09-02 11:56:16 +02001474config SPL_OPTEE_IMAGE
1475 bool "Support OP-TEE Trusted OS image in SPL"
Kever Yang70fe2872018-08-23 17:17:59 +08001476 depends on ARM
Jagan Tekif3659712022-11-03 11:49:47 +05301477 depends on SPL_LOAD_FIT || SPL_LOAD_FIT_FULL
Kever Yang70fe2872018-08-23 17:17:59 +08001478 help
Patrick Delaunay51827f92021-09-02 11:56:16 +02001479 OP-TEE is an open source Trusted OS which is loaded by SPL.
Kever Yang70fe2872018-08-23 17:17:59 +08001480 More detail at: https://github.com/OP-TEE/optee_os
1481
Lukas Auer5e30e452019-08-21 21:14:44 +02001482config SPL_OPENSBI
1483 bool "Support RISC-V OpenSBI"
1484 depends on RISCV && SPL_RISCV_MMODE && RISCV_SMODE
Samuel Holland4b0a1f52022-10-30 23:26:19 -05001485 depends on SPL_LOAD_FIT && !SPL_FIT_IMAGE_TINY
Lukas Auer5e30e452019-08-21 21:14:44 +02001486 help
1487 OpenSBI is an open-source implementation of the RISC-V Supervisor Binary
1488 Interface (SBI) specification. U-Boot supports the OpenSBI FW_DYNAMIC
1489 firmware. It is loaded and started by U-Boot SPL.
1490
1491 More details are available at https://github.com/riscv/opensbi and
1492 https://github.com/riscv/riscv-sbi-doc
1493
1494config SPL_OPENSBI_LOAD_ADDR
1495 hex "OpenSBI load address"
1496 depends on SPL_OPENSBI
1497 help
1498 Load address of the OpenSBI binary.
1499
Nikita Shubinaa0eda12022-08-08 13:28:52 +03001500config SPL_OPENSBI_SCRATCH_OPTIONS
1501 hex "Scratch options passed to OpenSBI"
1502 default 0x1
1503 depends on SPL_OPENSBI
1504 help
Heinrich Schuchardt9eb0fc22023-07-04 02:14:21 +02001505 This bitmap of options is passed from U-Boot SPL to OpenSBI.
1506 As of OpenSBI 1.3 the following bits are defined:
1507 - SBI_SCRATCH_NO_BOOT_PRINTS = 0x1 (Disable prints during boot)
1508 - SBI_SCRATCH_DEBUG_PRINTS = 0x2 (Enable runtime debug prints)
Nikita Shubinaa0eda12022-08-08 13:28:52 +03001509
Tom Rinia62b7f02022-05-27 17:13:52 -04001510config SPL_TARGET
1511 string "Addtional build targets for 'make'"
1512 default "spl/u-boot-spl.srec" if RCAR_GEN2
1513 default "spl/u-boot-spl.scif" if RCAR_GEN3
1514 default ""
1515 help
1516 On some platforms we need to have 'make' run additional build target
1517 rules. If required on your platform, enter it here, otherwise leave blank.
1518
Simon Glass747093d2022-04-30 00:56:53 -06001519
Eugen Hristev0be07872019-05-24 09:38:10 +03001520config SPL_AT91_MCK_BYPASS
1521 bool "Use external clock signal as a source of main clock for AT91 platforms"
1522 depends on ARCH_AT91
Eugen Hristev0be07872019-05-24 09:38:10 +03001523 help
1524 Use external 8 to 24 Mhz clock signal as source of main clock instead
1525 of an external crystal oscillator.
1526 This option disables the internal driving on the XOUT pin.
1527 The external source has to provide a stable clock on the XIN pin.
1528 If this option is disabled, the SoC expects a crystal oscillator
1529 that needs driving on both XIN and XOUT lines.
Simon Glass11bde1c2016-09-13 07:05:23 -06001530endmenu
Tom Riniab0c5f12022-05-30 17:11:23 -04001531
1532config TPL
1533 depends on SUPPORT_TPL
1534 bool "Enable TPL"
1535 help
1536 If you want to build TPL as well as the normal image and SPL, say Y.
1537
1538source "common/spl/Kconfig.tpl"
1539
1540config VPL
1541 depends on SUPPORT_SPL
1542 bool "Enable VPL"
1543 help
1544 If you want to build VPL as well as the normal image, TPL and SPL,
1545 say Y.
1546
1547source "common/spl/Kconfig.vpl"