blob: 85225db16fee4be77c76f96a2c688ee2a6d8f986 [file] [log] [blame]
Simon Glassffe19762016-09-12 23:18:22 -06001config SUPPORT_SPL
2 bool
3
4config SUPPORT_TPL
5 bool
6
Simon Glass7eec8842022-04-30 00:56:52 -06007config SUPPORT_VPL
8 bool
9
B, Ravi4cca5cf2017-05-04 15:45:29 +053010config SPL_DFU_NO_RESET
11 bool
12
Simon Glassffe19762016-09-12 23:18:22 -060013config SPL
Tom Rini2aa5e502022-05-30 17:11:23 -040014 bool "Enable SPL"
Simon Glassffe19762016-09-12 23:18:22 -060015 depends on SUPPORT_SPL
Simon Glassffe19762016-09-12 23:18:22 -060016 help
17 If you want to build SPL as well as the normal image, say Y.
18
Tom Rini2aa5e502022-05-30 17:11:23 -040019menu "SPL configuration options"
20 depends on SPL
21
Tom Rini623d67e2018-02-06 12:15:38 -050022config SPL_FRAMEWORK
23 bool "Support SPL based upon the common SPL framework"
Tom Rini623d67e2018-02-06 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 Reynesc4510f42019-09-19 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 Goldschmidtc2722832019-05-24 22:07:04 +020039config SPL_SIZE_LIMIT
Simon Glassa8f0c942019-09-25 08:56:28 -060040 hex "Maximum size of SPL image"
Ovidiu Panaitb7232622020-09-25 21:12:56 +030041 default 0x11000 if ARCH_MX6 && !MX6_OCRAM_256KB
42 default 0x31000 if ARCH_MX6 && MX6_OCRAM_256KB
Pali Rohárab7f0f62022-09-14 18:48:16 +020043 default 0x30000 if ARCH_MVEBU && ARMADA_32BIT
Ovidiu Panaitb7232622020-09-25 21:12:56 +030044 default 0x0
Simon Goldschmidtc2722832019-05-24 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 Rinif18679c2023-08-02 11:09:43 -040070 default 0x0
Simon Goldschmidtc2722832019-05-24 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 Riniabb0f522022-05-16 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
Paul Kocialkowskif2e354b2024-07-28 22:24:58 +020081 default 0xec00 if OMAP34XX
Tom Riniabb0f522022-05-16 17:20:26 -040082 default 0x10000 if ARCH_MX6 && !MX6_OCRAM_256KB
83 default 0x7fa0 if SUNXI_SRAM_ADDRESS = 0x10000
84 default 0x7fa0 if SUNXI_SRAM_ADDRESS = 0x20000 && !MACH_SUN50I_H616
Andre Przywara3f5873f2022-09-13 01:23:58 +010085 default 0xbfa0 if MACH_SUN50I_H616
Tom Riniabb0f522022-05-16 17:20:26 -040086 default 0x7000 if RCAR_GEN3
87 default 0x5fa0 if SUNXI_SRAM_ADDRESS = 0x0
Joel Stanleyb5a48692022-06-29 16:35:22 +093088 default 0x10000 if ASPEED_AST2600
Peng Fan343f3982022-07-26 16:40:31 +080089 default 0x27000 if IMX8MM && SPL_TEXT_BASE = 0x7E1000
Oliver Gaskell14032b32024-09-12 16:50:56 +010090 default 0x30000 if ARCH_SC5XX && (SC59X_64 || SC59X)
Oliver Gaskellcb0d39d2024-09-12 16:51:01 +010091 default 0x20000 if ARCH_SC5XX && (SC58X || SC57X)
Tom Riniabb0f522022-05-16 17:20:26 -040092 default 0x0
93 help
94 Maximum size of the SPL image (text, data, rodata, and linker lists
95 sections), BSS excluded. When defined, the linker checks that the
96 actual size does not exceed it.
97
98config SPL_PAD_TO
99 hex "Offset to which the SPL should be padded before appending the SPL payload"
100 default 0x31000 if ARCH_MX6 && MX6_OCRAM_256KB
101 default 0x11000 if ARCH_MX7 || (ARCH_MX6 && !MX6_OCRAM_256KB)
102 default 0x10000 if ARCH_KEYSTONE
Samuel Holland3d37a012023-10-31 00:17:38 -0500103 default 0x0 if ARCH_MTMIPS || ARCH_SUNXI
Tom Riniabb0f522022-05-16 17:20:26 -0400104 default TPL_MAX_SIZE if TPL_MAX_SIZE > SPL_MAX_SIZE
105 default SPL_MAX_SIZE
106 help
107 Image offset to which the SPL should be padded before appending the
108 SPL payload. By default, this is defined as CONFIG_SPL_MAX_SIZE, or 0 if
109 CONFIG_SPL_MAX_SIZE is undefined. CONFIG_SPL_PAD_TO must be either
110 0, meaning to append the SPL payload without any padding, or >=
111 CONFIG_SPL_MAX_SIZE.
112
Tom Rini65aa1242022-05-27 10:19:45 -0400113config SPL_HAS_BSS_LINKER_SECTION
114 depends on SPL_FRAMEWORK
115 bool "Use a specific address for the BSS via the linker script"
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +0100116 default y if ARCH_SUNXI || ARCH_MX6 || ARCH_OMAP2PLUS || MIPS || RISCV || ARCH_ZYNQMP || ARCH_SC5XX
Tom Rini65aa1242022-05-27 10:19:45 -0400117
118config SPL_BSS_START_ADDR
119 hex "Link address for the BSS within the SPL binary"
120 depends on SPL_HAS_BSS_LINKER_SECTION
121 default 0x88200000 if (ARCH_MX6 && (MX6SX || MX6SL || MX6UL || MX6ULL)) || ARCH_MX7
122 default 0x18200000 if ARCH_MX6 && !(MX6SX || MX6SL || MX6UL || MX6ULL)
123 default 0x80a00000 if ARCH_OMAP2PLUS
124 default 0x81f80000 if ARCH_SUNXI && MACH_SUNIV
125 default 0x4ff80000 if ARCH_SUNXI && !(MACH_SUN9I || MACH_SUNIV)
126 default 0x2ff80000 if ARCH_SUNXI && MACH_SUN9I
Stefan Herbrechtsmeier30e73282022-07-14 15:47:33 +0200127 default 0x1000 if ARCH_ZYNQMP
Oliver Gaskell14032b32024-09-12 16:50:56 +0100128 default 0x200B0000 if ARCH_SC5XX && (SC59X_64 || SC59X)
Oliver Gaskell053a1202024-09-12 16:50:58 +0100129 default 0x20080000 if ARCH_SC5XX && SC58X
Oliver Gaskellcb0d39d2024-09-12 16:51:01 +0100130 default 0x200A0000 if ARCH_SC5XX && SC57X
Tom Rini65aa1242022-05-27 10:19:45 -0400131
Tom Rini0cb89e72022-05-19 15:09:22 -0400132choice
133 prompt "Enforce SPL BSS limit"
Tom Rini2aa5e502022-05-30 17:11:23 -0400134 depends on !PPC
Tom Rini0cb89e72022-05-19 15:09:22 -0400135 default SPL_BSS_LIMIT
136 help
137 In some platforms we only want to enforce a limit on the size of the
138 BSS in memory. On other platforms we need to enforce a limit on the
139 whole of the memory allocation as we're strictly limited to a small
140 typically non-DRAM location. Finally, other platforms do not enforce
141 a memory limit within SPL.
142
143config SPL_NO_BSS_LIMIT
144 bool "Do not enforce a build time limit on the size of the BSS"
145
146config SPL_BSS_LIMIT
147 bool "Enforce a limit on the size of the BSS only"
148
149config SPL_FOOTPRINT_LIMIT
150 bool "Enforce a limit on the whole of memory allocated to SPL, BSS included"
151
152endchoice
153
154config SPL_BSS_MAX_SIZE
155 hex "Maximum size in memory allocated to the SPL BSS"
156 depends on SPL_BSS_LIMIT
157 default 0x100000 if ARCH_MX6 || RISCV
158 default 0x80000 if ARCH_OMAP2PLUS || ARCH_SUNXI
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +0100159 default 0x10000 if ARCH_SC5XX
Tom Rini0cb89e72022-05-19 15:09:22 -0400160 help
161 When non-zero, the linker checks that the actual memory used by SPL
162 from __bss_start to __bss_end does not exceed it.
163
164config SPL_MAX_FOOTPRINT
165 hex "Maximum size in memory allocated to the SPL, BSS included"
166 depends on SPL_FOOTPRINT_LIMIT
167 help
168 When non-zero, the linker checks that the actual memory used by SPL
169 from _start to __bss_end does not exceed it.
170
Simon Goldschmidt0b820852019-07-16 22:30:36 +0200171config SPL_SYS_STACK_F_CHECK_BYTE
172 hex
173 default 0xaa
174 help
175 Constant used to check the stack
176
177config SPL_SYS_REPORT_STACK_F_USAGE
178 depends on SPL_SIZE_LIMIT_PROVIDE_STACK != 0
179 bool "Check and report stack usage in SPL before relocation"
180 help
181 If this option is enabled, the initial SPL stack is filled with 0xaa
182 very early, up to the size configured with
183 SPL_SIZE_LIMIT_PROVIDE_STACK.
184 Later when SPL is done using this initial stack and switches to a
185 stack in DRAM, the actually used size of this initial stack is
186 reported by examining the memory and searching for the lowest
187 occurrence of non 0xaa bytes.
188 This default implementation works for stacks growing down only.
189
Simon Glass58254e02021-07-05 16:32:57 -0600190config SPL_SHOW_ERRORS
191 bool "Show more information when something goes wrong"
Sean Anderson4d9e0f62023-11-08 11:48:35 -0500192 depends on SPL_LIBCOMMON_SUPPORT
Simon Glass58254e02021-07-05 16:32:57 -0600193 help
194 This enabled more verbose error messages and checking when something
195 goes wrong in SPL. For example, it shows the error code when U-Boot
196 cannot be located. This can help to diagnose the problem and figure
197 out a fix, particularly during development.
198
199 This adds a small amount to SPL code size, perhaps 100 bytes.
200
Simon Glass02b87002022-02-08 11:49:48 -0700201config SPL_BINMAN_SYMBOLS
202 bool "Declare binman symbols in SPL"
203 depends on SPL_FRAMEWORK && BINMAN
204 default y
205 help
Alper Nebi Yasakd6d2c9b2022-06-18 15:13:09 +0300206 This enables use of symbols in SPL which refer to other entries in
207 the same binman image as the SPL. These can be declared with the
208 binman_sym_declare(type, entry, prop) macro and accessed by the
209 binman_sym(type, entry, prop) macro defined in binman_sym.h.
210
211 See tools/binman/binman.rst for a detailed explanation.
212
213config SPL_BINMAN_UBOOT_SYMBOLS
214 bool "Declare binman symbols for U-Boot phases in SPL"
215 depends on SPL_BINMAN_SYMBOLS
Gary Bisson2e951192024-08-05 23:25:09 +0200216 default n if ARCH_IMX8M || ARCH_IMX8ULP || ARCH_IMX9
Alper Nebi Yasakd6d2c9b2022-06-18 15:13:09 +0300217 default y
218 help
219 This enables use of symbols in SPL which refer to U-Boot phases,
220 enabling SPL to obtain the location and size of its next phase simply
221 by calling spl_get_image_pos() and spl_get_image_size().
Simon Glass02b87002022-02-08 11:49:48 -0700222
Alper Nebi Yasakd6d2c9b2022-06-18 15:13:09 +0300223 For this to work, you must have all U-Boot phases in the same binman
224 image, so binman can update SPL with the locations of everything.
Simon Glass02b87002022-02-08 11:49:48 -0700225
Tom Rini0d989c82022-05-30 17:01:22 -0400226source "common/spl/Kconfig.nxp"
Tom Rini6b15c162022-05-13 12:26:35 -0400227
Simon Glasse14f1a22018-11-15 18:44:09 -0700228config HANDOFF
229 bool "Pass hand-off information from SPL to U-Boot proper"
Tom Rini2aa5e502022-05-30 17:11:23 -0400230 depends on BLOBLIST
Simon Glasse14f1a22018-11-15 18:44:09 -0700231 help
232 It is useful to be able to pass information from SPL to U-Boot
233 proper to preserve state that is known in SPL and is needed in U-Boot.
234 Enable this to locate the handoff information in U-Boot proper, early
235 in boot. It is available in gd->handoff. The state state is set up
236 in SPL (or TPL if that is being used).
237
Simon Glasse14f1a22018-11-15 18:44:09 -0700238config SPL_HANDOFF
239 bool "Pass hand-off information from SPL to U-Boot proper"
Simon Glass540ee8d2019-09-25 08:11:17 -0600240 depends on HANDOFF && SPL_BLOBLIST
Simon Glasse14f1a22018-11-15 18:44:09 -0700241 default y
242 help
243 This option enables SPL to write handoff information. This can be
244 used to pass information like the size of SDRAM from SPL to U-Boot
245 proper. Also SPL can receive information from TPL in the same place
246 if that is enabled.
247
Philipp Tomsichbe1c53a2017-07-28 19:20:49 +0200248config SPL_LDSCRIPT
249 string "Linker script for the SPL stage"
Tom Rini49f5d172022-06-08 08:24:37 -0400250 default "arch/arm/cpu/arm926ejs/sunxi/u-boot-spl.lds" if MACH_SUNIV
251 default "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds" if ARCH_SUNXI && !MACH_SUNIV && !ARM64
252 default "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" if (ARCH_MX23 || ARCH_MX28) && !SPL_FRAMEWORK
253 default "arch/arm/cpu/arm1136/u-boot-spl.lds" if CPU_ARM1136
254 default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARCH_LS1043A || ARCH_LS1046A || ARCH_LS2080A
255 default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARM64
256 default "arch/arm/mach-at91/arm926ejs/u-boot-spl.lds" if ARCH_AT91 && CPU_ARM926EJS
257 default "arch/arm/mach-at91/armv7/u-boot-spl.lds" if ARCH_AT91 && CPU_V7A
258 default "arch/arm/mach-omap2/u-boot-spl.lds" if ARCH_MX6 || ARCH_OMAP2PLUS || (ARCH_K3 && !ARM64)
259 default "arch/arm/mach-zynq/u-boot-spl.lds" if ARCH_ZYNQ
260 default "board/samsung/common/exynos-uboot-spl.lds" if ARCH_EXYNOS5 || ARCH_EXYNOS4
261 default "board/davinci/da8xxevm/u-boot-spl-da850evm.lds" if ARCH_DAVINCI
Tom Rini067b9ff2020-03-11 18:11:11 -0400262 default "arch/\$(ARCH)/cpu/u-boot-spl.lds"
Philipp Tomsichbe1c53a2017-07-28 19:20:49 +0200263 help
264 The SPL stage will usually require a different linker-script
265 (as it runs from a different memory region) than the regular
266 U-Boot stage. Set this to the path of the linker-script to
267 be used for SPL.
268
Simon Goldschmidtcc4078c2018-09-30 14:31:53 +0200269config SPL_TEXT_BASE
270 hex "SPL Text Base"
Paul Kocialkowski14cb2622024-07-28 22:24:50 +0200271 default 0x40200000 if OMAP34XX
Andrew Davis06a021b2022-07-15 12:31:48 -0500272 default 0x402F4000 if AM43XX
273 default 0x402F0400 if AM33XX
Marek Vasute957fb02024-10-20 23:00:38 +0200274 default 0x00908000 if ARCH_MX6
Marek Vasut001976b2024-10-20 23:00:39 +0200275 default 0x00912000 if ARCH_MX7
Andrew Davis06a021b2022-07-15 12:31:48 -0500276 default 0x40301350 if OMAP54XX
Andre Przywarad38c8ad2019-05-27 01:45:11 +0100277 default 0x10060 if MACH_SUN50I || MACH_SUN50I_H5 || MACH_SUN9I
Andre Przywara068962b2022-10-05 17:54:19 +0100278 default 0x20060 if SUN50I_GEN_H6 || SUNXI_GEN_NCAT2
Andre Przywarad38c8ad2019-05-27 01:45:11 +0100279 default 0x00060 if ARCH_SUNXI
Michal Simekad336ea2019-09-11 08:49:31 +0200280 default 0xfffc0000 if ARCH_ZYNQMP
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +0100281 default 0x20080000 if ARCH_SC5XX
Simon Goldschmidtcc4078c2018-09-30 14:31:53 +0200282 default 0x0
283 help
284 The address in memory that SPL will be running from.
285
Lukas Funkee51ca6a2024-03-27 13:11:52 +0100286config SPL_SOC_INIT
287 bool "Call SoC-specific initialization in SPL"
288 help
289 If this option is enabled, U-Boot will call the function
290 spl_soc_init() from board_init_r(). This function should be
291 provided by the SoC vendor.
292
Ley Foon Tan48fcc4a2017-05-03 17:13:32 +0800293config SPL_BOARD_INIT
Ley Foon Tan48fcc4a2017-05-03 17:13:32 +0800294 bool "Call board-specific initialization in SPL"
295 help
296 If this option is enabled, U-Boot will call the function
297 spl_board_init() from board_init_r(). This function should be
298 provided by the board.
299
Sean Anderson35f15fe2023-11-08 11:48:43 -0500300config SPL_LOAD_BLOCK
301 bool
302 help
303 Support loading images from block devices. This adds a bl_len member
304 to struct spl_load_info.
305
Philipp Tomsich83ad7022017-06-22 23:38:36 +0200306config SPL_BOOTROM_SUPPORT
Michal Simek0606f9e2021-05-20 13:08:44 +0200307 bool "Support returning to the BOOTROM"
Sean Anderson35f15fe2023-11-08 11:48:43 -0500308 select SPL_LOAD_BLOCK if MACH_IMX
Philipp Tomsich83ad7022017-06-22 23:38:36 +0200309 help
310 Some platforms (e.g. the Rockchip RK3368) provide support in their
311 ROM for loading the next boot-stage after performing basic setup
312 from the SPL stage.
313
314 Enable this option, to return to the BOOTROM through the
315 BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the
316 boot device list, if not implemented for a given board)
317
Lukasz Majewski97c995d2018-05-02 16:10:50 +0200318config SPL_BOOTCOUNT_LIMIT
319 bool "Support bootcount in SPL"
Philippe Reynes8d82a202020-12-11 19:56:47 +0100320 depends on SPL_ENV_SUPPORT && !TPL_BOOTCOUNT_LIMIT
Lukasz Majewski97c995d2018-05-02 16:10:50 +0200321 help
322 On some boards, which use 'falcon' mode, it is necessary to check
323 and increment the number of boot attempts. Such boards do not
324 use proper U-Boot for normal boot flow and hence needs those
325 adjustments to be done in the SPL.
326
Andrew F. Davisb4be3c32017-02-16 11:18:38 -0600327config SPL_RAW_IMAGE_SUPPORT
328 bool "Support SPL loading and booting of RAW images"
Pali Rohár3c5ce032022-05-24 10:58:42 +0200329 default n if ARCH_MVEBU
Simon Glass081a45a2021-08-08 12:20:17 -0600330 default n if (ARCH_MX6 && (SPL_MMC || SPL_SATA))
Andrew Davis4c1f4762022-05-04 15:52:26 -0500331 default y
332 depends on !TI_SECURE_DEVICE
Andrew F. Davisb4be3c32017-02-16 11:18:38 -0600333 help
334 SPL will support loading and booting a RAW image when this option
335 is y. If this is not set, SPL will move on to other available
336 boot media to find a suitable image.
337
Andrew Davis360ec6a2022-05-04 15:52:25 -0500338config SPL_LEGACY_IMAGE_FORMAT
Andrew F. Davis74630342017-02-16 11:18:39 -0600339 bool "Support SPL loading and booting of Legacy images"
Pali Rohár3c5ce032022-05-24 10:58:42 +0200340 default n if ARCH_MVEBU
Andrew Davis4c1f4762022-05-04 15:52:26 -0500341 default y if !SPL_LOAD_FIT
342 depends on !TI_SECURE_DEVICE
Andrew F. Davis74630342017-02-16 11:18:39 -0600343 help
344 SPL will support loading and booting Legacy images when this option
345 is y. If this is not set, SPL will move on to other available
346 boot media to find a suitable image.
347
Simon Goldschmidt17140472019-02-10 21:34:37 +0100348config SPL_LEGACY_IMAGE_CRC_CHECK
349 bool "Check CRC of Legacy images"
Andrew Davis360ec6a2022-05-04 15:52:25 -0500350 depends on SPL_LEGACY_IMAGE_FORMAT
Simon Glassefc12232021-07-14 17:05:32 -0500351 select SPL_CRC32
Simon Goldschmidt17140472019-02-10 21:34:37 +0100352 help
353 Enable this to check the CRC of Legacy images. While this increases
354 reliability, it affects both code size and boot duration.
355 If disabled, Legacy images are booted if the image magic and size
356 are correct, without further integrity checks.
357
Sean Andersonefc185e2023-10-14 16:47:45 -0400358config SPL_LOAD_IMX_CONTAINER
359 bool "Enable SPL loading and booting of i.MX8 Containers"
360 depends on SPL
361 help
362 Support booting U-Boot from an i.MX8 container image. If you are not
363 using i.MX8, say 'n'.
364
365config IMX_CONTAINER_CFG
366 string "i.MX8 Container config file"
367 depends on SPL && SPL_LOAD_IMX_CONTAINER
368 help
369 Specify the cfg file for generating the container image which will be
370 loaded by SPL.
371
Simon Glassffe19762016-09-12 23:18:22 -0600372config SPL_SYS_MALLOC_SIMPLE
Tom Rini2aa5e502022-05-30 17:11:23 -0400373 bool "Only use malloc_simple functions in the SPL"
Simon Glassffe19762016-09-12 23:18:22 -0600374 help
375 Say Y here to only use the *_simple malloc functions from
376 malloc_simple.c, rather then using the versions from dlmalloc.c;
377 this will make the SPL binary smaller at the cost of more heap
378 usage as the *_simple malloc functions do not re-use free-ed mem.
379
Tom Rini8a14ac42022-05-26 13:13:21 -0400380config SPL_SHARES_INIT_SP_ADDR
381 bool "SPL and U-Boot use the same initial stack pointer location"
382 depends on (ARM || ARCH_JZ47XX || MICROBLAZE || RISCV) && SPL_FRAMEWORK
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +0100383 default n if ARCH_SUNXI || ARCH_MX6 || ARCH_MX7 || ARCH_SC5XX
Tom Rini8a14ac42022-05-26 13:13:21 -0400384 default y
385 help
386 In many cases, we can use the same initial stack pointer address for
387 both SPL and U-Boot itself. If you need to specify a different address
388 however, say N here and then set a different value in CONFIG_SPL_STACK.
389
390config SPL_STACK
391 hex "Initial stack pointer location"
Kever Yang4d87ac32024-01-24 15:42:04 +0800392 depends on (ARM || ARCH_JZ47XX || MICROBLAZE || RISCV) && \
393 SPL_FRAMEWORK || ROCKCHIP_RK3036
Tom Rini8a14ac42022-05-26 13:13:21 -0400394 depends on !SPL_SHARES_INIT_SP_ADDR
Tom Rinied83ed92022-05-26 13:46:32 -0400395 default 0x946bb8 if ARCH_MX7
Tom Rini55242432022-05-26 13:36:17 -0400396 default 0x93ffb8 if ARCH_MX6 && MX6_OCRAM_256KB
397 default 0x91ffb8 if ARCH_MX6 && !MX6_OCRAM_256KB
Andre Przywara3f5873f2022-09-13 01:23:58 +0100398 default 0x118000 if MACH_SUN50I_H6
Andre Przywarac573b092022-07-13 16:27:57 +0100399 default 0x52a00 if MACH_SUN50I_H616
Andre Przywara1987b0c2022-09-06 15:59:57 +0100400 default 0x40000 if MACH_SUN8I_R528
Andre Przywara3f5873f2022-09-13 01:23:58 +0100401 default 0x54000 if MACH_SUN50I || MACH_SUN50I_H5
402 default 0x18000 if MACH_SUN9I
403 default 0x8000 if ARCH_SUNXI
Oliver Gaskell14032b32024-09-12 16:50:56 +0100404 default 0x200E4000 if ARCH_SC5XX && (SC59X_64 || SC59X)
Oliver Gaskell053a1202024-09-12 16:50:58 +0100405 default 0x200B0000 if ARCH_SC5XX && SC58X
Oliver Gaskellcb0d39d2024-09-12 16:51:01 +0100406 default 0x200D0000 if ARCH_SC5XX && SC57X
Tom Rini8a14ac42022-05-26 13:13:21 -0400407 help
408 Address of the start of the stack SPL will use before SDRAM is
409 initialized.
410
Simon Glassffe19762016-09-12 23:18:22 -0600411config SPL_STACK_R
Simon Glassffe19762016-09-12 23:18:22 -0600412 bool "Enable SDRAM location for SPL stack"
413 help
414 SPL starts off execution in SRAM and thus typically has only a small
415 stack available. Since SPL sets up DRAM while in its board_init_f()
416 function, it is possible for the stack to move there before
417 board_init_r() is reached. This option enables a special SDRAM
418 location for the SPL stack. U-Boot SPL switches to this after
419 board_init_f() completes, and before board_init_r() starts.
420
421config SPL_STACK_R_ADDR
422 depends on SPL_STACK_R
423 hex "SDRAM location for SPL stack"
Tom Rinic37e0cf2017-09-17 11:44:49 -0400424 default 0x82000000 if ARCH_OMAP2PLUS
Simon Glassffe19762016-09-12 23:18:22 -0600425 help
426 Specify the address in SDRAM for the SPL stack. This will be set up
427 before board_init_r() is called.
428
429config SPL_STACK_R_MALLOC_SIMPLE_LEN
430 depends on SPL_STACK_R && SPL_SYS_MALLOC_SIMPLE
431 hex "Size of malloc_simple heap after switching to DRAM SPL stack"
Neha Malcom Francis0f1326e2023-01-11 18:11:23 +0530432 default 0x400000 if ARCH_K3 && ARM64
Vignesh Raghavendrac6fc1502024-05-31 20:16:36 +0530433 default 0x200000 if ARCH_K3 && CPU_V7R
Simon Glassffe19762016-09-12 23:18:22 -0600434 default 0x100000
435 help
436 Specify the amount of the stack to use as memory pool for
437 malloc_simple after switching the stack to DRAM. This may be set
438 to give board_init_r() a larger heap then the initial heap in
439 SRAM which is limited to SYS_MALLOC_F_LEN bytes.
440
441config SPL_SEPARATE_BSS
Simon Glassffe19762016-09-12 23:18:22 -0600442 bool "BSS section is in a different memory region from text"
443 help
444 Some platforms need a large BSS region in SPL and can provide this
445 because RAM is already set up. In this case BSS can be moved to RAM.
446 This option should then be enabled so that the correct device tree
447 location is used. Normally we put the device tree at the end of BSS
448 but with this option enabled, it goes at _image_binary_end.
449
Simon Glass67e3fca2023-09-26 08:14:16 -0600450config SPL_SYS_MALLOC
Tom Rini166e3222022-05-27 12:48:32 -0400451 bool "Enable malloc pool in SPL"
452 depends on SPL_FRAMEWORK
453
Simon Glass67e3fca2023-09-26 08:14:16 -0600454config SPL_HAS_CUSTOM_MALLOC_START
Tom Rini166e3222022-05-27 12:48:32 -0400455 bool "For the SPL malloc pool, define a custom starting address"
Simon Glass67e3fca2023-09-26 08:14:16 -0600456 depends on SPL_SYS_MALLOC
Tom Rini166e3222022-05-27 12:48:32 -0400457
Simon Glass67e3fca2023-09-26 08:14:16 -0600458config SPL_CUSTOM_SYS_MALLOC_ADDR
Tom Rini166e3222022-05-27 12:48:32 -0400459 hex "SPL malloc addr"
Simon Glass67e3fca2023-09-26 08:14:16 -0600460 depends on SPL_HAS_CUSTOM_MALLOC_START
Tom Rini166e3222022-05-27 12:48:32 -0400461
Simon Glass67e3fca2023-09-26 08:14:16 -0600462config SPL_SYS_MALLOC_SIZE
Tom Rini166e3222022-05-27 12:48:32 -0400463 hex "Size of the SPL malloc pool"
Simon Glass67e3fca2023-09-26 08:14:16 -0600464 depends on SPL_SYS_MALLOC
Yuri Zaporozhetsc08c6d32024-11-11 20:24:04 +0100465 default 0x180000 if BIOSEMU && RISCV
Tom Rini166e3222022-05-27 12:48:32 -0400466 default 0x100000
467
Simon Glass5b21b342021-03-15 17:25:35 +1300468config SPL_READ_ONLY
469 bool
470 depends on SPL_OF_PLATDATA
471 # Bind cannot be supported because the udevice structs are in read-only
472 # memory so we cannot update the linked lists.
473 select SPL_OF_PLATDATA_NO_BIND
474 select SPL_OF_PLATDATA_RT
475 help
476 Some platforms (e.g. x86 Apollo Lake) load SPL into a read-only
477 section of memory. This means that of-platdata must make a copy (in
478 writeable memory) of anything it wants to modify, such as
479 device-private data.
480
Simon Glass6324cce2018-11-15 18:43:57 -0700481config SPL_BANNER_PRINT
482 bool "Enable output of the SPL banner 'U-Boot SPL ...'"
483 default y
484 help
485 If this option is enabled, SPL will print the banner with version
Thomas Hebbfd37f242019-11-13 18:18:03 -0800486 info. Disabling this option could be useful to reduce SPL boot time
Simon Glass6324cce2018-11-15 18:43:57 -0700487 (e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud).
488
Andreas Dannenbergaa4ad4b2019-06-04 17:55:45 -0500489config SPL_EARLY_BSS
490 depends on ARM && !ARM64
491 bool "Allows initializing BSS early before entering board_init_f"
492 help
493 On some platform we have sufficient memory available early on to
494 allow setting up and using a basic BSS prior to entering
495 board_init_f. Activating this option will also de-activate the
496 clearing of BSS during the SPL relocation process, thus allowing
497 to carry state from board_init_f to board_init_r by way of BSS.
498
Simon Glassf481ab12016-09-24 18:19:56 -0600499config SPL_DISPLAY_PRINT
Simon Glassf481ab12016-09-24 18:19:56 -0600500 bool "Display a board-specific message in SPL"
501 help
502 If this option is enabled, U-Boot will call the function
503 spl_display_print() immediately after displaying the SPL console
504 banner ("U-Boot SPL ..."). This function should be provided by
505 the board.
506
Sean Anderson29e338f2023-11-08 11:48:50 -0500507config SPL_SYS_MMCSD_RAW_MODE
Simon Glass18422832024-08-22 07:55:00 -0600508 bool "Use raw reads to locate the next boot phase"
509 depends on SPL_DM_MMC || SPL_MMC
Fabio Estevam22a1fab2018-06-11 15:08:05 -0300510 default y if ARCH_SUNXI || ARCH_DAVINCI || ARCH_UNIPHIER || \
511 ARCH_MX6 || ARCH_MX7 || \
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200512 ARCH_ROCKCHIP || ARCH_MVEBU || ARCH_SOCFPGA || \
513 ARCH_AT91 || ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \
Tom Rini8c6b4372024-07-15 13:35:53 -0600514 OMAP54XX || AM33XX || AM43XX || \
Green Wan2e5da522021-05-27 06:52:13 -0700515 TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED
Simon Glass18422832024-08-22 07:55:00 -0600516 help
517 Support booting from an MMC without a filesystem.
518
519if SPL_SYS_MMCSD_RAW_MODE
520
521choice
522 prompt "Method for locating next phase of boot (e.g. U-Boot)"
523
524config SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
525 bool "MMC raw mode: by sector"
526 select SPL_LOAD_BLOCK
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200527 help
528 Use sector number for specifying U-Boot location on MMC/SD in
529 raw mode.
530
Simon Glass18422832024-08-22 07:55:00 -0600531config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
532 bool "MMC raw mode: by partition"
533 select SPL_LOAD_BLOCK
534 help
535 Use a partition for loading U-Boot when using MMC/SD in raw mode.
536
537config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
538 bool "MMC raw mode: by partition type"
539 depends on DOS_PARTITION
540 help
541 Use partition type for specifying U-Boot partition on MMC/SD in
542 raw mode. U-Boot will be loaded from the first partition of this
543 type to be found.
544
545endchoice
546
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200547config SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
548 hex "Address on the MMC to load U-Boot from"
Tom Rini3c82f982017-05-22 19:21:57 +0000549 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
Andre Przywarad42cbee2021-01-11 21:11:39 +0100550 default 0x40 if ARCH_SUNXI
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200551 default 0x75 if ARCH_DAVINCI
Fabio Estevam22a1fab2018-06-11 15:08:05 -0300552 default 0x8a if ARCH_MX6 || ARCH_MX7
Kever Yang6cc131d2017-11-02 15:16:34 +0800553 default 0x100 if ARCH_UNIPHIER
Pali Rohárcf97b822021-07-23 11:14:29 +0200554 default 0x0 if ARCH_MVEBU
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200555 default 0x200 if ARCH_SOCFPGA || ARCH_AT91
Tom Rini8c6b4372024-07-15 13:35:53 -0600556 default 0x300 if ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \
Lokesh Vutla9bdec002018-08-27 15:57:08 +0530557 OMAP54XX || AM33XX || AM43XX || ARCH_K3
Kever Yang6cc131d2017-11-02 15:16:34 +0800558 default 0x4000 if ARCH_ROCKCHIP
Green Wan2e5da522021-05-27 06:52:13 -0700559 default 0x822 if TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200560 help
561 Address on the MMC to load U-Boot from, when the MMC is being used
562 in raw mode. Units: MMC sectors (1 sector = 512 bytes).
563
Baruch Siachfef81be2020-01-15 09:08:08 +0200564config SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET
565 hex "U-Boot main hardware partition image offset"
566 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
Andre Przywarad42cbee2021-01-11 21:11:39 +0100567 default 0x10 if ARCH_SUNXI
Baruch Siachfef81be2020-01-15 09:08:08 +0200568 default 0x0
569 help
570 On some platforms SPL location depends on hardware partition. The ROM
571 code skips the MBR sector when loading SPL from main hardware data
572 partition. This adds offset to the main U-Boot image. Set this symbol
573 to the number of skipped sectors.
574
575 If unsure, leave the default.
576
Dalon Westergreenf5ba9852017-02-10 17:15:35 -0800577config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
578 hex "Partition to use to load U-Boot from"
Tom Rini3c82f982017-05-22 19:21:57 +0000579 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
Dalon Westergreenf5ba9852017-02-10 17:15:35 -0800580 default 1
581 help
582 Partition on the MMC to load U-Boot from when the MMC is being
583 used in raw mode
584
Dalon Westergreen8d770f42017-02-10 17:15:34 -0800585config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE
586 hex "Partition Type on the MMC to load U-Boot from"
Tom Rini3c82f982017-05-22 19:21:57 +0000587 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
Dalon Westergreen8d770f42017-02-10 17:15:34 -0800588 help
589 Partition Type on the MMC to load U-Boot from, when the MMC is being
590 used in raw mode.
591
Simon Glass18422832024-08-22 07:55:00 -0600592endif # SPL_SYS_MMCSD_RAW_MODE
593
Anatolij Gustschin137b8732019-10-18 21:38:33 +0200594config SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
595 bool "Override eMMC EXT_CSC_PART_CONFIG by user defined partition"
596 depends on SUPPORT_EMMC_BOOT
597 help
598 eMMC boot partition is normally configured by the bits of the EXT_CSD
599 register (EXT_CSC_PART_CONFIG), BOOT_PARTITION_ENABLE field. In some
600 cases it might be required in SPL to load the image from different
601 partition than the partition selected by EXT_CSC_PART_CONFIG register.
602 Enable this option if you intend to use an eMMC boot partition other
603 then selected via EXT_CSC_PART_CONFIG register and specify the custom
604 partition number by the CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
605 option.
606
607config SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
608 int "Number of the eMMC boot partition to use"
609 depends on SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
610 default 1
611 help
612 eMMC boot partition number to use when the eMMC in raw mode and
613 the eMMC EXT_CSC_PART_CONFIG selection should be overridden in SPL
614 by user defined partition number.
615
Philipp Tomsich4faa0112017-11-24 13:26:03 +0100616config SPL_FIT_IMAGE_TINY
617 bool "Remove functionality from SPL FIT loading to reduce size"
618 depends on SPL_FIT
Samuel Holland76183892023-10-31 00:17:41 -0500619 default y if ARCH_IMX8M || ARCH_IMX9 || ARCH_SUNXI
Philipp Tomsich4faa0112017-11-24 13:26:03 +0100620 help
621 Enable this to reduce the size of the FIT image loading code
622 in SPL, if space for the SPL binary is very tight.
623
Samuel Hollande646f512020-10-21 21:12:13 -0500624 This skips the recording of each loaded payload
Philipp Tomsich4faa0112017-11-24 13:26:03 +0100625 (i.e. loadable) into the FDT (modifying the loaded FDT to
626 ensure this information is available to the next image
627 invoked).
628
Simon Glassde3fd532021-08-08 12:20:15 -0600629config SPL_CACHE
Rick Chen8b4ee5f2019-11-14 13:52:26 +0800630 bool "Support CACHE drivers"
631 help
632 Enable CACHE drivers in SPL. These drivers can keep data so that
633 future requests for that data can be served faster. Enable this option
634 to build the drivers in drivers/cache as part of an SPL build.
635
Simon Glass2f002162021-03-15 18:11:18 +1300636config SPL_CPU
Simon Glasseca677f2017-01-16 07:03:29 -0700637 bool "Support CPU drivers"
Simon Glasseca677f2017-01-16 07:03:29 -0700638 help
639 Enable this to support CPU drivers in SPL. These drivers can set
640 up CPUs and provide information about them such as the model and
641 name. This can be useful in SPL since setting up the CPUs earlier
642 may improve boot performance. Enable this option to build the
643 drivers in drivers/cpu as part of an SPL build.
644
Simon Glassa8437ce2021-07-10 21:14:25 -0600645config SPL_CRYPTO
Simon Glass1e3911a2016-09-13 07:05:23 -0600646 bool "Support crypto drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600647 help
648 Enable crypto drivers in SPL. These drivers can be used to
649 accelerate secure boot processing in secure applications. Enable
650 this option to build the drivers in drivers/crypto as part of an
651 SPL build.
652
Vignesh Raghavendra3d2ba9c2019-11-15 17:00:41 +0530653config SPL_DMA
Simon Glass1e3911a2016-09-13 07:05:23 -0600654 bool "Support DMA drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600655 help
656 Enable DMA (direct-memory-access) drivers in SPL. These drivers
657 can be used to handle memory-to-peripheral data transfer without
658 the CPU moving the data. Enable this option to build the drivers
659 in drivers/dma as part of an SPL build.
660
Simon Glass284cb9c2021-07-10 21:14:31 -0600661config SPL_DRIVERS_MISC
Simon Glass1e3911a2016-09-13 07:05:23 -0600662 bool "Support misc drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600663 help
664 Enable miscellaneous drivers in SPL. These drivers perform various
665 tasks that don't fall nicely into other categories, Enable this
666 option to build the drivers in drivers/misc as part of an SPL
667 build, for those that support building in SPL (not all drivers do).
668
669config SPL_ENV_SUPPORT
670 bool "Support an environment"
Simon Glass1e3911a2016-09-13 07:05:23 -0600671 help
672 Enable environment support in SPL. The U-Boot environment provides
673 a number of settings (essentially name/value pairs) which can
674 control many aspects of U-Boot's operation. Normally this is not
675 needed in SPL as it has a much simpler task with less
676 configuration. But some boards use this to support 'Falcon' boot
677 on EXT2 and FAT, where SPL boots directly into Linux without
Simon Glass64b723f2017-08-03 12:22:12 -0600678 starting U-Boot first. Enabling this option will make env_get()
Simon Glass6a38e412017-08-03 12:22:09 -0600679 and env_set() available in SPL.
Simon Glass1e3911a2016-09-13 07:05:23 -0600680
B, Ravie94b0242016-09-28 14:46:18 +0530681config SPL_SAVEENV
682 bool "Support save environment"
Tom Rini3c82f982017-05-22 19:21:57 +0000683 depends on SPL_ENV_SUPPORT
Jean-Jacques Hiblotd0531672018-01-04 15:23:32 +0100684 select SPL_MMC_WRITE if ENV_IS_IN_MMC
B, Ravie94b0242016-09-28 14:46:18 +0530685 help
686 Enable save environment support in SPL after setenv. By default
687 the saveenv option is not provided in SPL, but some boards need
688 this support in 'Falcon' boot, where SPL need to boot from
689 different images based on environment variable set by OS. For
690 example OS may set "reboot_image" environment variable to
691 "recovery" inorder to boot recovery image by SPL. The SPL read
692 "reboot_image" and act accordingly and change the reboot_image
Shyam Sainiefe757c2018-06-07 19:47:19 +0530693 to default mode using setenv and save the environment.
B, Ravie94b0242016-09-28 14:46:18 +0530694
Simon Glasse5cd9a42021-07-10 21:14:26 -0600695config SPL_ETH
Simon Glass1e3911a2016-09-13 07:05:23 -0600696 bool "Support Ethernet"
697 depends on SPL_ENV_SUPPORT
Simon Glass1d926242021-08-08 12:20:31 -0600698 depends on SPL_NET
Simon Glass1e3911a2016-09-13 07:05:23 -0600699 help
700 Enable access to the network subsystem and associated Ethernet
701 drivers in SPL. This permits SPL to load U-Boot over an Ethernet
702 link rather than from an on-board peripheral. Environment support
703 is required since the network stack uses a number of environment
Simon Glass041a0ac2021-08-08 12:20:30 -0600704 variables. See also SPL_NET.
Simon Glass1e3911a2016-09-13 07:05:23 -0600705
Tien Fong Chee6091dd12019-01-23 14:20:05 +0800706config SPL_FS_EXT4
Simon Glass1e3911a2016-09-13 07:05:23 -0600707 bool "Support EXT filesystems"
Sean Anderson01349c12023-10-14 16:47:49 -0400708 select SPL_CRC16 if EXT4_WRITE
Simon Glass1e3911a2016-09-13 07:05:23 -0600709 help
710 Enable support for EXT2/3/4 filesystems with SPL. This permits
711 U-Boot (or Linux in Falcon mode) to be loaded from an EXT
712 filesystem from within SPL. Support for the underlying block
713 device (e.g. MMC or USB) must be enabled separately.
714
Joao Marcos Costa29da3742020-07-30 15:33:47 +0200715config SPL_FS_SQUASHFS
716 bool "Support SquashFS filesystems"
717 select FS_SQUASHFS
718 help
719 Enable support for SquashFS filesystems with SPL. This permits
720 U-Boot (or Linux in Falcon mode) to be loaded from a SquashFS
721 filesystem from within SPL. Support for the underlying block
722 device (e.g. MMC or USB) must be enabled separately.
723
Tien Fong Chee6fd0a712019-01-23 14:20:03 +0800724config SPL_FS_FAT
Simon Glass1e3911a2016-09-13 07:05:23 -0600725 bool "Support FAT filesystems"
Sekhar Nori1909a7b2017-06-02 17:53:59 +0530726 select FS_FAT
Simon Glass1e3911a2016-09-13 07:05:23 -0600727 help
728 Enable support for FAT and VFAT filesystems with SPL. This
729 permits U-Boot (or Linux in Falcon mode) to be loaded from a FAT
730 filesystem from within SPL. Support for the underlying block
731 device (e.g. MMC or USB) must be enabled separately.
732
Sean Anderson90251882023-11-08 11:48:58 -0500733config SPL_FS_FAT_DMA_ALIGN
734 bool "Use DMA-aligned buffers with FAT"
735 depends on SPL_FS_FAT
736 select SPL_LOAD_BLOCK
737 default y if SPL_LOAD_FIT
738 help
739 The FAT filesystem driver tries to ensure that the reads it issues to
740 the block subsystem use DMA-aligned buffers. If the supplied buffer is
741 not DMA-aligned, the FAT driver will use a bounce-buffer and read
742 block-by-block. This is separate from the bounce-buffer used by the
743 block subsystem (CONFIG_BOUNCE_BUFFER).
744
745 Enable this config to align buffers passed to the FAT filesystem
746 driver. This will speed up reads, but will increase the size of U-Boot
747 by around 60 bytes.
748
Tom Rinia4f2ab92022-05-13 17:12:35 -0400749config SPL_FS_LOAD_PAYLOAD_NAME
750 string "File to load for U-Boot from the filesystem"
Kautuk Consula3a5d682022-12-07 17:12:36 +0530751 depends on SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS || SPL_SEMIHOSTING
Tom Rinia4f2ab92022-05-13 17:12:35 -0400752 default "tispl.bin" if SYS_K3_SPL_ATF
753 default "u-boot.itb" if SPL_LOAD_FIT
Randolphd45d8002024-12-13 14:51:16 +0800754 default "linux.itb" if SPL_LOAD_FIT_OPENSBI_OS_BOOT
Tom Rinia4f2ab92022-05-13 17:12:35 -0400755 default "u-boot.img"
756 help
757 Filename to read to load U-Boot when reading from filesystem.
758
759config SPL_FS_LOAD_KERNEL_NAME
760 string "File to load for the OS kernel from the filesystem"
761 depends on (SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS) && SPL_OS_BOOT
762 default "uImage"
763 help
764 Filename to read to load for the OS kernel when reading from the
765 filesystem.
766
767config SPL_FS_LOAD_ARGS_NAME
768 string "File to load for the OS kernel argument parameters from the filesystem"
769 depends on (SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS) && SPL_OS_BOOT
770 default "args"
771 help
772 Filename to read to load for the OS kernel argument parameters from
773 the filesystem.
774
Tien Fong Chee87fda0c2019-01-23 14:20:04 +0800775config SPL_FAT_WRITE
776 bool "Support write for FAT filesystems"
777 help
778 Enable write support for FAT and VFAT filesystems with SPL.
779 Support for the underlying block device (e.g. MMC or USB) must be
780 enabled separately.
781
Michal Simek1aab1142020-09-09 14:41:56 +0200782config SPL_FPGA
Simon Glass1e3911a2016-09-13 07:05:23 -0600783 bool "Support FPGAs"
Simon Glass1e3911a2016-09-13 07:05:23 -0600784 help
785 Enable support for FPGAs in SPL. Field-programmable Gate Arrays
786 provide software-configurable hardware which is typically used to
787 implement peripherals (such as UARTs, LCD displays, MMC) or
788 accelerate custom processing functions, such as image processing
789 or machine learning. Sometimes it is useful to program the FPGA
790 as early as possible during boot, and this option can enable that
791 within SPL.
792
Simon Glass035939e2021-07-10 21:14:30 -0600793config SPL_GPIO
Simon Glass592d5b92018-11-15 18:43:55 -0700794 bool "Support GPIO in SPL"
Simon Glass1e3911a2016-09-13 07:05:23 -0600795 help
796 Enable support for GPIOs (General-purpose Input/Output) in SPL.
797 GPIOs allow U-Boot to read the state of an input line (high or
798 low) and set the state of an output line. This can be used to
799 drive LEDs, control power to various system parts and read user
800 input. GPIOs can be useful in SPL to enable a 'sign-of-life' LED,
801 for example. Enable this option to build the drivers in
802 drivers/gpio as part of an SPL build.
803
Simon Glassbccfc2e2021-07-10 21:14:36 -0600804config SPL_I2C
Simon Glass1e3911a2016-09-13 07:05:23 -0600805 bool "Support I2C"
Simon Glass1e3911a2016-09-13 07:05:23 -0600806 help
807 Enable support for the I2C (Inter-Integrated Circuit) bus in SPL.
808 I2C works with a clock and data line which can be driven by a
809 one or more masters or slaves. It is a fairly complex bus but is
810 widely used as it only needs two lines for communication. Speeds of
811 400kbps are typical but up to 3.4Mbps is supported by some
812 hardware. I2C can be useful in SPL to configure power management
813 ICs (PMICs) before raising the CPU clock speed, for example.
814 Enable this option to build the drivers in drivers/i2c as part of
815 an SPL build.
816
817config SPL_LIBCOMMON_SUPPORT
818 bool "Support common libraries"
Simon Glass1e3911a2016-09-13 07:05:23 -0600819 help
820 Enable support for common U-Boot libraries within SPL. These
821 libraries include common code to deal with U-Boot images,
822 environment and USB, for example. This option is enabled on many
823 boards. Enable this option to build the code in common/ as part of
824 an SPL build.
825
826config SPL_LIBDISK_SUPPORT
Simon Goldschmidt62067052018-08-16 09:44:55 +0200827 bool "Support disk partitions"
Tom Rini1794ae62018-12-05 08:23:38 -0500828 select PARTITIONS
Simon Glass1e3911a2016-09-13 07:05:23 -0600829 help
830 Enable support for disk partitions within SPL. 'Disk' is something
831 of a misnomer as it includes non-spinning media such as flash (as
832 used in MMC and USB sticks). Partitions provide a way for a disk
833 to be split up into separate regions, with a partition table placed
834 at the start or end which describes the location and size of each
835 'partition'. These partitions are typically uses as individual block
836 devices, typically with an EXT2 or FAT filesystem in each. This
837 option enables whatever partition support has been enabled in
838 U-Boot to also be used in SPL. It brings in the code in disk/.
839
840config SPL_LIBGENERIC_SUPPORT
841 bool "Support generic libraries"
Simon Glass1e3911a2016-09-13 07:05:23 -0600842 help
843 Enable support for generic U-Boot libraries within SPL. These
844 libraries include generic code to deal with device tree, hashing,
845 printf(), compression and the like. This option is enabled on many
846 boards. Enable this option to build the code in lib/ as part of an
847 SPL build.
848
Lokesh Vutla2aeb9342018-08-27 15:57:49 +0530849config SPL_DM_MAILBOX
850 bool "Support Mailbox"
Tom Rini78896ae2022-05-31 10:24:55 -0400851 depends on SPL_DM
Lokesh Vutla2aeb9342018-08-27 15:57:49 +0530852 help
853 Enable support for Mailbox within SPL. This enable the inter
854 processor communication protocols tobe used within SPL. Enable
855 this option to build the drivers in drivers/mailbox as part of
856 SPL build.
857
Roger Quadrosb576fbf2022-10-20 16:30:47 +0300858config SPL_MEMORY
859 bool "Support Memory controller drivers"
860 help
861 Enable support for Memory Controller drivers within SPL.
862 These devices provide Memory bus interface to various devices like
863 SRAM, Ethernet adapters, FPGAs, etc.
864
Simon Glassb58bfe02021-08-08 12:20:09 -0600865config SPL_MMC
Simon Glass1e3911a2016-09-13 07:05:23 -0600866 bool "Support MMC"
Tom Rini3c82f982017-05-22 19:21:57 +0000867 depends on MMC
Simon Glass1e3911a2016-09-13 07:05:23 -0600868 help
869 Enable support for MMC (Multimedia Card) within SPL. This enables
870 the MMC protocol implementation and allows any enabled drivers to
871 be used within SPL. MMC can be used with or without disk partition
872 support depending on the application (SPL_LIBDISK_SUPPORT). Enable
873 this option to build the drivers in drivers/mmc as part of an SPL
874 build.
875
Pali Rohára0811552023-01-21 15:13:08 +0100876config SYS_MMCSD_FS_BOOT
877 bool "MMC FS Boot mode"
878 depends on SPL_MMC
879 default y if !ARCH_MVEBU
880 help
881 Enable MMC FS Boot mode. Partition is selected by option
882 SYS_MMCSD_FS_BOOT_PARTITION.
883
Adam Ford98a87cf2020-07-03 10:17:30 -0500884config SYS_MMCSD_FS_BOOT_PARTITION
885 int "MMC Boot Partition"
Pali Rohára0811552023-01-21 15:13:08 +0100886 depends on SYS_MMCSD_FS_BOOT
Adam Ford98a87cf2020-07-03 10:17:30 -0500887 default 1
888 help
889 Partition on the MMC to load U-Boot from when the MMC is being
Jérôme Carreterod0a8e592022-03-15 16:34:51 -0400890 used in fs mode.
891 Use -1 as a special value to use the first bootable partition.
Adam Ford98a87cf2020-07-03 10:17:30 -0500892
Ezequiel Garcia66983182019-05-25 19:25:21 -0300893config SPL_MMC_TINY
894 bool "Tiny MMC framework in SPL"
Simon Glassb58bfe02021-08-08 12:20:09 -0600895 depends on SPL_MMC
Ezequiel Garcia66983182019-05-25 19:25:21 -0300896 help
897 Enable MMC framework tinification support. This option is useful if
898 if your SPL is extremely size constrained. Heed the warning, enable
899 this option if and only if you know exactly what you are doing, if
900 you are reading this help text, you most likely have no idea :-)
901
902 The MMC framework is reduced to bare minimum to be useful. No malloc
903 support is needed for the MMC framework operation with this option
904 enabled. The framework supports exactly one MMC device and exactly
905 one MMC driver. The MMC driver can be adjusted to avoid any malloc
906 operations too, which can remove the need for malloc support in SPL
907 and thus further reduce footprint.
908
Jean-Jacques Hiblotd0531672018-01-04 15:23:32 +0100909config SPL_MMC_WRITE
910 bool "MMC/SD/SDIO card support for write operations in SPL"
Simon Glassb58bfe02021-08-08 12:20:09 -0600911 depends on SPL_MMC
Jean-Jacques Hiblotd0531672018-01-04 15:23:32 +0100912 help
913 Enable write access to MMC and SD Cards in SPL
914
915
Simon Glass64571062021-08-08 12:20:16 -0600916config SPL_MPC8XXX_INIT_DDR
Simon Glass1e3911a2016-09-13 07:05:23 -0600917 bool "Support MPC8XXX DDR init"
Simon Glass1e3911a2016-09-13 07:05:23 -0600918 help
919 Enable support for DDR-SDRAM (double-data-rate synchronous dynamic
920 random-access memory) on the MPC8XXX family within SPL. This
921 allows DRAM to be set up before loading U-Boot into that DRAM,
922 where it can run.
923
Sean Anderson34ec1662023-11-04 16:37:47 -0400924config SPL_MTD
Simon Glass1e3911a2016-09-13 07:05:23 -0600925 bool "Support MTD drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600926 help
927 Enable support for MTD (Memory Technology Device) within SPL. MTD
928 provides a block interface over raw NAND and can also be used with
929 SPI flash. This allows SPL to load U-Boot from supported MTD
930 devices. See SPL_NAND_SUPPORT and SPL_ONENAND_SUPPORT for how
931 to enable specific MTD drivers.
932
Simon Glass762b9972021-07-10 21:14:27 -0600933config SPL_MUSB_NEW
Simon Glass1e3911a2016-09-13 07:05:23 -0600934 bool "Support new Mentor Graphics USB"
Simon Glass1e3911a2016-09-13 07:05:23 -0600935 help
936 Enable support for Mentor Graphics USB in SPL. This is a new
937 driver used by some boards. Enable this option to build
938 the drivers in drivers/usb/musb-new as part of an SPL build. The
939 old drivers are in drivers/usb/musb.
940
941config SPL_NAND_SUPPORT
942 bool "Support NAND flash"
Sean Anderson35f15fe2023-11-08 11:48:43 -0500943 select SPL_LOAD_BLOCK
Simon Glass1e3911a2016-09-13 07:05:23 -0600944 help
945 Enable support for NAND (Negative AND) flash in SPL. NAND flash
946 can be used to allow SPL to load U-Boot from supported devices.
Miquel Raynal1f1ae152018-08-16 17:30:07 +0200947 This enables the drivers in drivers/mtd/nand/raw as part of an SPL
Simon Glass1e3911a2016-09-13 07:05:23 -0600948 build.
949
Tom Rini2d03b912022-05-13 12:46:23 -0400950config SPL_NAND_RAW_ONLY
951 bool "Support to boot only raw u-boot.bin images"
952 depends on SPL_NAND_SUPPORT
953 help
954 Use this only if you need to save space.
955
Adam Ford3a383772020-07-03 08:09:44 -0500956config SPL_NAND_DRIVERS
957 bool "Use standard NAND driver"
958 help
959 SPL uses normal NAND drivers, not minimal drivers.
960
961config SPL_NAND_ECC
Tom Rini2d03b912022-05-13 12:46:23 -0400962 bool "Include standard ECC in SPL"
963
964config SPL_NAND_SOFTECC
965 bool "Use software ECC in SPL"
966 depends on SPL_NAND_ECC
Adam Ford3a383772020-07-03 08:09:44 -0500967
968config SPL_NAND_SIMPLE
969 bool "Support simple NAND drivers in SPL"
970 help
971 Support for NAND boot using simple NAND drivers that
972 expose the cmd_ctrl() interface.
973
Adam Ford5e56ad02020-07-03 08:09:45 -0500974config SPL_NAND_BASE
developer81670fe2022-05-20 11:23:53 +0800975 depends on SPL_NAND_SUPPORT
Adam Ford5e56ad02020-07-03 08:09:45 -0500976 bool "Use Base NAND Driver"
Michal Simek0606f9e2021-05-20 13:08:44 +0200977 help
978 Include nand_base.c in the SPL.
Adam Ford5e56ad02020-07-03 08:09:45 -0500979
980config SPL_NAND_IDENT
981 depends on SPL_NAND_BASE
982 bool "Use chip ID to identify NAND flash"
983 help
984 SPL uses the chip ID list to identify the NAND flash.
985
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +0200986config SPL_UBI
987 bool "Support UBI"
988 help
989 Enable support for loading payloads from UBI. See
990 README.ubispl for more info.
991
Tom Rini78896ae2022-05-31 10:24:55 -0400992menu "UBI configuration for SPL"
993 depends on SPL_UBI
Lukasz Majewski76f442982020-06-04 23:11:53 +0800994
Hamish Guthrie3ce740d2019-05-15 15:15:59 +0200995config SPL_UBI_LOAD_BY_VOLNAME
996 bool "Support loading volumes by name"
997 help
998 This enables support for loading UBI volumes by name. When this
999 is set, CONFIG_SPL_UBI_LOAD_MONITOR_VOLNAME can be used to
1000 configure the volume name from which to load U-Boot.
1001
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001002config SPL_UBI_MAX_VOL_LEBS
1003 int "Maximum number of LEBs per volume"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001004 help
1005 The maximum number of logical eraseblocks which a static volume
1006 to load can contain. Used for sizing the scan data structure.
1007
1008config SPL_UBI_MAX_PEB_SIZE
1009 int "Maximum PEB size"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001010 help
1011 The maximum physical erase block size.
1012
1013config SPL_UBI_MAX_PEBS
1014 int "Maximum number of PEBs"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001015 help
1016 The maximum physical erase block size. If not overridden by
1017 board code, this value will be used as the actual number of PEBs.
1018
1019config SPL_UBI_PEB_OFFSET
1020 int "Offset to first UBI PEB"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001021 help
1022 The offset in number of PEBs from the start of flash to the first
1023 PEB part of the UBI image.
1024
1025config SPL_UBI_VID_OFFSET
1026 int "Offset to VID header"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001027
1028config SPL_UBI_LEB_START
1029 int "Offset to LEB in PEB"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001030 help
1031 The offset in bytes to the LEB within a PEB.
1032
1033config SPL_UBI_INFO_ADDR
1034 hex "Address to place UBI scan info"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001035 help
1036 Address for ubispl to place the scan info. Read README.ubispl to
1037 determine the required size
1038
1039config SPL_UBI_VOL_IDS
1040 int "Maximum volume id"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001041 help
1042 The maximum volume id which can be loaded. Used for sizing the
1043 scan data structure.
1044
1045config SPL_UBI_LOAD_MONITOR_ID
1046 int "id of U-Boot volume"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001047 help
1048 The UBI volume id from which to load U-Boot
1049
Hamish Guthrie3ce740d2019-05-15 15:15:59 +02001050config SPL_UBI_LOAD_MONITOR_VOLNAME
1051 string "volume name of U-Boot volume"
1052 depends on SPL_UBI_LOAD_BY_VOLNAME
1053 help
1054 The UBI volume name from which to load U-Boot
1055
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001056config SPL_UBI_LOAD_KERNEL_ID
1057 int "id of kernel volume"
Tom Rini78896ae2022-05-31 10:24:55 -04001058 depends on SPL_OS_BOOT
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001059 help
1060 The UBI volume id from which to load the kernel
1061
1062config SPL_UBI_LOAD_ARGS_ID
1063 int "id of kernel args volume"
Tom Rini78896ae2022-05-31 10:24:55 -04001064 depends on SPL_OS_BOOT
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001065 help
1066 The UBI volume id from which to load the device tree
1067
Markus Klotzbuechercfe40f42019-05-15 15:16:00 +02001068config UBI_SPL_SILENCE_MSG
1069 bool "silence UBI SPL messages"
Markus Klotzbuechercfe40f42019-05-15 15:16:00 +02001070 help
1071 Disable messages from UBI SPL. This leaves warnings
1072 and errors enabled.
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001073
Tom Rini78896ae2022-05-31 10:24:55 -04001074endmenu
1075
1076config SPL_DM_SPI
1077 bool "Support SPI DM drivers in SPL"
1078 depends on SPL_DM
1079 help
1080 Enable support for SPI DM drivers in SPL.
1081
1082config SPL_DM_SPI_FLASH
1083 bool "Support SPI DM FLASH drivers in SPL"
1084 depends on SPL_DM
1085 help
1086 Enable support for SPI DM flash drivers in SPL.
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001087
Simon Glass041a0ac2021-08-08 12:20:30 -06001088config SPL_NET
Simon Glass1e3911a2016-09-13 07:05:23 -06001089 bool "Support networking"
Jerome Forissiere0f95512024-10-16 12:03:59 +02001090 depends on !NET_LWIP
Simon Glass1e3911a2016-09-13 07:05:23 -06001091 help
1092 Enable support for network devices (such as Ethernet) in SPL.
1093 This permits SPL to load U-Boot over a network link rather than
1094 from an on-board peripheral. Environment support is required since
1095 the network stack uses a number of environment variables. See also
Simon Glasse5cd9a42021-07-10 21:14:26 -06001096 SPL_ETH.
Simon Glass1e3911a2016-09-13 07:05:23 -06001097
Simon Glass1e3911a2016-09-13 07:05:23 -06001098config SPL_NET_VCI_STRING
1099 string "BOOTP Vendor Class Identifier string sent by SPL"
Tom Rini78896ae2022-05-31 10:24:55 -04001100 depends on SPL_NET
Simon Glass1e3911a2016-09-13 07:05:23 -06001101 help
1102 As defined by RFC 2132 the vendor class identifier field can be
1103 sent by the client to identify the vendor type and configuration
1104 of a client. This is often used in practice to allow for the DHCP
1105 server to specify different files to load depending on if the ROM,
1106 SPL or U-Boot itself makes the request
Simon Glass1e3911a2016-09-13 07:05:23 -06001107
1108config SPL_NO_CPU_SUPPORT
Tom Rini78896ae2022-05-31 10:24:55 -04001109 def_bool y
1110 depends on (ARCH_MX23 || ARCH_MX28) && !SPL_FRAMEWORK
Simon Glass1e3911a2016-09-13 07:05:23 -06001111 help
1112 This is specific to the ARM926EJ-S CPU. It disables the standard
1113 start.S start-up code, presumably so that a replacement can be
1114 used on that CPU. You should not enable it unless you know what
1115 you are doing.
1116
1117config SPL_NOR_SUPPORT
1118 bool "Support NOR flash"
Simon Glass1e3911a2016-09-13 07:05:23 -06001119 help
1120 Enable support for loading U-Boot from memory-mapped NOR (Negative
1121 OR) flash in SPL. NOR flash is slow to write but fast to read, and
1122 a memory-mapped device makes it very easy to access. Loading from
1123 NOR is typically achieved with just a memcpy().
1124
Vikas Manocha9e582652017-05-28 12:55:11 -07001125config SPL_XIP_SUPPORT
1126 bool "Support XIP"
Vikas Manocha9e582652017-05-28 12:55:11 -07001127 help
1128 Enable support for execute in place of U-Boot or kernel image. There
1129 is no need to copy image from flash to ram if flash supports execute
1130 in place. Its very useful in systems having enough flash but not
1131 enough ram to load the image.
1132
Simon Glass1e3911a2016-09-13 07:05:23 -06001133config SPL_ONENAND_SUPPORT
1134 bool "Support OneNAND flash"
Simon Glass1e3911a2016-09-13 07:05:23 -06001135 help
1136 Enable support for OneNAND (Negative AND) flash in SPL. OneNAND is
1137 a type of NAND flash and therefore can be used to allow SPL to
1138 load U-Boot from supported devices. This enables the drivers in
1139 drivers/mtd/onenand as part of an SPL build.
1140
Heiko Schocher1d12ba22016-10-06 07:55:15 +02001141config SPL_OS_BOOT
1142 bool "Activate Falcon Mode"
Tom Rini3c82f982017-05-22 19:21:57 +00001143 depends on !TI_SECURE_DEVICE
Heiko Schocher1d12ba22016-10-06 07:55:15 +02001144 help
1145 Enable booting directly to an OS from SPL.
1146 for more info read doc/README.falcon
1147
Simon Glass259cdb42023-09-26 08:14:17 -06001148config SPL_PAYLOAD_ARGS_ADDR
Tom Rini2c9d2b52022-05-27 22:06:52 -04001149 hex "Address in memory to load 'args' file for Falcon Mode to"
Randolphb1933972023-12-29 16:32:22 +08001150 depends on SPL_OS_BOOT || SPL_LOAD_FIT_OPENSBI_OS_BOOT
Tom Rini2c9d2b52022-05-27 22:06:52 -04001151 default 0x88000000 if ARCH_OMAP2PLUS
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +01001152 default 0x99000000 if ARCH_SC5XX && SC59X_64
Oliver Gaskell14032b32024-09-12 16:50:56 +01001153 default 0xA0000000 if ARCH_SC5XX && TARGET_SC594_SOM_EZKIT
Oliver Gaskellbc139712024-09-12 16:50:57 +01001154 default 0x80000000 if ARCH_SC5XX && TARGET_SC594_SOM_EZLITE
Tom Rini2c9d2b52022-05-27 22:06:52 -04001155 help
1156 Address in memory where the 'args' file, typically a device tree
1157 will be loaded in to memory.
1158
Tom Rini9568a0e2022-05-28 16:43:53 -04001159config SYS_NAND_SPL_KERNEL_OFFS
1160 hex "Address in memory to load the OS file for Falcon mode to"
1161 depends on SPL_OS_BOOT && SPL_NAND_SUPPORT
1162
Heiko Schocher65928932016-10-06 07:55:16 +02001163config SYS_OS_BASE
1164 hex "addr, where OS is found"
Tom Rini78896ae2022-05-31 10:24:55 -04001165 depends on SPL_OS_BOOT && SPL_NOR_SUPPORT
Heiko Schocher65928932016-10-06 07:55:16 +02001166 help
1167 Specify the address, where the OS image is found, which
1168 gets booted.
1169
Alexandru Gagniuc99426c82021-12-30 10:39:59 -06001170config SPL_FALCON_BOOT_MMCSD
1171 bool "Enable Falcon boot from MMC or SD media"
1172 depends on SPL_OS_BOOT && SPL_MMC
Sean Anderson35f15fe2023-11-08 11:48:43 -05001173 select SPL_LOAD_BLOCK
Sean Anderson29e338f2023-11-08 11:48:50 -05001174 select SPL_SYS_MMCSD_RAW_MODE
Alexandru Gagniuc99426c82021-12-30 10:39:59 -06001175 help
1176 Select this if the Falcon mode OS image mode is on MMC or SD media.
1177
1178config SYS_MMCSD_RAW_MODE_KERNEL_SECTOR
1179 hex "Falcon mode: Sector to load kernel uImage from MMC"
1180 depends on SPL_FALCON_BOOT_MMCSD
1181 help
1182 When Falcon mode is used with an MMC or SD media, SPL needs to know
1183 where to look for the kernel uImage. The image is expected to begin
1184 at the raw MMC specified in this config.
1185 Note that the Falcon mode image can also be a FIT, if FIT support is
1186 enabled.
1187
Tom Rinif95c2592022-05-28 17:21:03 -04001188config SYS_MMCSD_RAW_MODE_ARGS_SECTOR
1189 hex "Falcon mode: Sector to load 'args' from MMC"
1190 depends on SPL_FALCON_BOOT_MMCSD
1191 help
1192 When Falcon mode is used with an MMC or SD media, SPL needs to know
1193 where to look for the OS 'args', typically a device tree. The
1194 contents are expected to begin at the raw MMC specified in this config.
1195 Note that if using a FIT image, this and the next option can be set to
1196 0x0.
1197
1198config SYS_MMCSD_RAW_MODE_ARGS_SECTORS
1199 hex "Falcon mode: Number of sectors to load for 'args' from MMC"
1200 depends on SPL_FALCON_BOOT_MMCSD && SYS_MMCSD_RAW_MODE_ARGS_SECTOR != 0x0
1201
York Sun53492672018-06-14 14:38:48 -07001202config SPL_PAYLOAD
1203 string "SPL payload"
1204 default "tpl/u-boot-with-tpl.bin" if TPL
1205 default "u-boot.bin"
1206 help
Chris Packham37bc3162019-01-13 22:13:20 +13001207 Payload for SPL boot. For backward compatibility, default to
York Sun53492672018-06-14 14:38:48 -07001208 u-boot.bin, i.e. RAW image without any header. In case of
1209 TPL, tpl/u-boot-with-tpl.bin. For new boards, suggest to
1210 use u-boot.img.
1211
Sekhar Nori9108d922018-12-06 15:40:08 +05301212config SPL_PCI
Simon Glass6569f3a2017-01-16 07:03:30 -07001213 bool "Support PCI drivers"
Simon Glass6569f3a2017-01-16 07:03:30 -07001214 help
1215 Enable support for PCI in SPL. For platforms that need PCI to boot,
1216 or must perform some init using PCI in SPL, this provides the
1217 necessary driver support. This enables the drivers in drivers/pci
1218 as part of an SPL build.
1219
Simon Glassff67f232021-08-08 12:20:10 -06001220config SPL_PCH
Simon Glass36258a52017-01-16 07:03:33 -07001221 bool "Support PCH drivers"
Simon Glass36258a52017-01-16 07:03:33 -07001222 help
1223 Enable support for PCH (Platform Controller Hub) devices in SPL.
1224 These are used to set up GPIOs and the SPI peripheral early in
1225 boot. This enables the drivers in drivers/pch as part of an SPL
1226 build.
1227
Simon Glass1e3911a2016-09-13 07:05:23 -06001228config SPL_POST_MEM_SUPPORT
1229 bool "Support POST drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -06001230 help
1231 Enable support for POST (Power-on Self Test) in SPL. POST is a
1232 procedure that checks that the hardware (CPU or board) appears to
1233 be functionally correctly. It is a sanity check that can be
1234 performed before booting. This enables the drivers in post/drivers
1235 as part of an SPL build.
1236
Ley Foon Tan9caf7122018-06-14 18:45:19 +08001237config SPL_DM_RESET
Patrick Delaunay329827a2018-03-12 10:46:05 +01001238 bool "Support reset drivers"
Tom Rini78896ae2022-05-31 10:24:55 -04001239 depends on SPL_DM
Patrick Delaunay329827a2018-03-12 10:46:05 +01001240 help
1241 Enable support for reset control in SPL.
1242 That can be useful in SPL to handle IP reset in driver, as in U-Boot,
1243 by using the generic reset API provided by driver model.
1244 This enables the drivers in drivers/reset as part of an SPL build.
1245
Simon Glasse91ac4c2021-07-10 21:14:24 -06001246config SPL_POWER
Simon Glass1e3911a2016-09-13 07:05:23 -06001247 bool "Support power drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -06001248 help
1249 Enable support for power control in SPL. This includes support
1250 for PMICs (Power-management Integrated Circuits) and some of the
1251 features provided by PMICs. In particular, voltage regulators can
1252 be used to enable/disable power and vary its voltage. That can be
1253 useful in SPL to turn on boot peripherals and adjust CPU voltage
1254 so that the clock speed can be increased. This enables the drivers
1255 in drivers/power, drivers/power/pmic and drivers/power/regulator
1256 as part of an SPL build.
1257
Peng Fan3775fed2018-07-27 10:20:37 +08001258config SPL_POWER_DOMAIN
1259 bool "Support power domain drivers"
Simon Glassa0e44872021-08-08 12:20:29 -06001260 select SPL_POWER
Peng Fan3775fed2018-07-27 10:20:37 +08001261 help
1262 Enable support for power domain control in SPL. Many SoCs allow
1263 power to be applied to or removed from portions of the SoC (power
1264 domains). This may be used to save power. This API provides the
1265 means to control such power management hardware. This enables
1266 the drivers in drivers/power/domain as part of a SPL build.
1267
Stefan Agnercd01e642016-12-23 07:51:53 +01001268config SPL_RAM_SUPPORT
Jerome Forissiera2a34902024-09-10 15:00:18 +02001269 bool
Stefan Agnercd01e642016-12-23 07:51:53 +01001270
Stefan Agnere2eaac12016-12-23 07:51:52 +01001271config SPL_RAM_DEVICE
1272 bool "Support booting from preloaded image in RAM"
Jerome Forissiera2a34902024-09-10 15:00:18 +02001273 select SPL_RAM_SUPPORT
Trevor Woerner513f6402020-05-06 08:02:41 -04001274 default y if MICROBLAZE || ARCH_SOCFPGA || ARCH_TEGRA || ARCH_ZYNQ
Stefan Agnere2eaac12016-12-23 07:51:52 +01001275 help
1276 Enable booting of an image already loaded in RAM. The image has to
1277 be already in memory when SPL takes over, e.g. loaded by the boot
1278 ROM.
1279
Lokesh Vutla1a6f8e02018-08-27 15:57:53 +05301280config SPL_REMOTEPROC
1281 bool "Support REMOTEPROCS"
Judith Mendezf2549cc2025-02-10 14:29:41 -06001282 default y if (CPU_V7R && ARCH_K3)
Lokesh Vutla1a6f8e02018-08-27 15:57:53 +05301283 help
1284 Enable support for REMOTEPROCs in SPL. This permits to load
1285 a remote processor firmware in SPL.
1286
Simon Glass31985312021-08-08 12:20:11 -06001287config SPL_RTC
Simon Glassb69691b2017-01-16 07:03:31 -07001288 bool "Support RTC drivers"
Simon Glassb69691b2017-01-16 07:03:31 -07001289 help
1290 Enable RTC (Real-time Clock) support in SPL. This includes support
1291 for reading and setting the time. Some RTC devices also have some
1292 non-volatile (battery-backed) memory which is accessible if
1293 needed. This enables the drivers in drivers/rtc as part of an SPL
1294 build.
1295
Simon Glass081a45a2021-08-08 12:20:17 -06001296config SPL_SATA
Simon Glass1e3911a2016-09-13 07:05:23 -06001297 bool "Support loading from SATA"
Simon Glass1e3911a2016-09-13 07:05:23 -06001298 help
1299 Enable support for SATA (Serial AT attachment) in SPL. This allows
1300 use of SATA devices such as hard drives and flash drivers for
1301 loading U-Boot. SATA is used in higher-end embedded systems and
1302 can provide higher performance than MMC , at somewhat higher
1303 expense and power consumption. This enables loading from SATA
1304 using a configured device.
1305
Tom Rinia0a6f692022-11-16 13:10:35 -05001306config SYS_SATA_FAT_BOOT_PARTITION
1307 int "Partition on the SATA disk to load U-Boot from"
1308 depends on SPL_SATA && SPL_FS_FAT
1309 default 1
1310
Baruch Siachc9eff6a2019-07-14 17:54:21 +03001311config SPL_SATA_RAW_U_BOOT_USE_SECTOR
1312 bool "SATA raw mode: by sector"
Simon Glass081a45a2021-08-08 12:20:17 -06001313 depends on SPL_SATA
Pali Rohárcf97b822021-07-23 11:14:29 +02001314 default y if ARCH_MVEBU
Baruch Siachc9eff6a2019-07-14 17:54:21 +03001315 help
1316 Use sector number for specifying U-Boot location on SATA disk in
1317 raw mode.
1318
1319config SPL_SATA_RAW_U_BOOT_SECTOR
1320 hex "Sector on the SATA disk to load U-Boot from"
1321 depends on SPL_SATA_RAW_U_BOOT_USE_SECTOR
Pali Rohárcf97b822021-07-23 11:14:29 +02001322 default 0x1 if ARCH_MVEBU
Baruch Siachc9eff6a2019-07-14 17:54:21 +03001323 help
1324 Sector on the SATA disk to load U-Boot from, when the SATA disk is being
1325 used in raw mode. Units: SATA disk sectors (1 sector = 512 bytes).
1326
Mayuresh Chitaleb365c942023-06-03 19:32:53 +05301327config SPL_NVME
1328 bool "NVM Express device support"
Tom Rinid15a79c2024-06-04 19:37:41 -06001329 depends on SPL_BLK
Mayuresh Chitaleb365c942023-06-03 19:32:53 +05301330 select FS_LOADER
Mayuresh Chitale5d96a912023-06-03 19:32:54 +05301331 select SPL_BLK_FS
Mayuresh Chitaleb365c942023-06-03 19:32:53 +05301332 help
1333 This option enables support for NVM Express devices.
1334 It supports basic functions of NVMe (read/write).
1335
1336config SPL_NVME_PCI
1337 bool "NVM Express PCI device support for SPL"
1338 depends on SPL_PCI && SPL_NVME
1339 help
1340 This option enables support for NVM Express PCI devices.
1341 This allows use of NVMe devices for loading u-boot.
1342
1343config SPL_NVME_BOOT_DEVICE
1344 hex "NVMe boot device number"
1345 depends on SPL_NVME
1346 default 0x0
1347
1348config SYS_NVME_BOOT_PARTITION
1349 hex "NVMe boot partition number"
1350 depends on SPL_NVME
1351 default 0x1
1352
Simon Glassf4d60392021-08-08 12:20:12 -06001353config SPL_SERIAL
Simon Glass1e3911a2016-09-13 07:05:23 -06001354 bool "Support serial"
Alex Kiernan5b404282018-04-19 04:32:54 +00001355 select SPL_PRINTF
1356 select SPL_STRTO
Simon Glass1e3911a2016-09-13 07:05:23 -06001357 help
1358 Enable support for serial in SPL. This allows use of a serial UART
1359 for displaying messages while SPL is running. It also brings in
1360 printf() and panic() functions. This should normally be enabled
1361 unless there are space reasons not to. Even then, consider
Simon Glass7611ac62019-09-25 08:56:27 -06001362 enabling SPL_USE_TINY_PRINTF which is a small printf() version.
Simon Glass1e3911a2016-09-13 07:05:23 -06001363
Simon Glassa5820472021-08-08 12:20:14 -06001364config SPL_SPI
Simon Goldschmidt3a025332019-10-25 16:22:09 +02001365 bool "Support SPI drivers"
1366 help
1367 Enable support for using SPI in SPL. This is used for connecting
1368 to SPI flash for loading U-Boot. See SPL_SPI_FLASH_SUPPORT for
1369 more details on that. The SPI driver provides the transport for
1370 data between the SPI flash and the CPU. This option can be used to
1371 enable SPI drivers that are needed for other purposes also, such
1372 as a SPI PMIC.
1373
Simon Glass1e3911a2016-09-13 07:05:23 -06001374config SPL_SPI_FLASH_SUPPORT
1375 bool "Support SPI flash drivers"
Simon Glassa5820472021-08-08 12:20:14 -06001376 depends on SPL_SPI
Simon Glass1e3911a2016-09-13 07:05:23 -06001377 help
1378 Enable support for using SPI flash in SPL, and loading U-Boot from
1379 SPI flash. SPI flash (Serial Peripheral Bus flash) is named after
1380 the SPI bus that is used to connect it to a system. It is a simple
1381 but fast bidirectional 4-wire bus (clock, chip select and two data
1382 lines). This enables the drivers in drivers/mtd/spi as part of an
Simon Glassa5820472021-08-08 12:20:14 -06001383 SPL build. This normally requires SPL_SPI.
Simon Glass1e3911a2016-09-13 07:05:23 -06001384
Vignesh R4d848c92019-02-05 11:29:20 +05301385if SPL_SPI_FLASH_SUPPORT
1386
Vignesh R3f5fb8b2019-02-05 11:29:25 +05301387config SPL_SPI_FLASH_TINY
1388 bool "Enable low footprint SPL SPI Flash support"
1389 depends on !SPI_FLASH_BAR
Vignesh Rf53872d2019-02-05 11:29:26 +05301390 default y if SPI_FLASH
Vignesh R3f5fb8b2019-02-05 11:29:25 +05301391 help
1392 Enable lightweight SPL SPI Flash support that supports just reading
1393 data/images from flash. No support to write/erase flash. Enable
1394 this if you have SPL size limitations and don't need full
1395 fledged SPI flash support.
1396
Vignesh R4d848c92019-02-05 11:29:20 +05301397config SPL_SPI_FLASH_SFDP_SUPPORT
1398 bool "SFDP table parsing support for SPI NOR flashes"
Vignesh R3f5fb8b2019-02-05 11:29:25 +05301399 depends on !SPI_FLASH_BAR && !SPL_SPI_FLASH_TINY
Vignesh R4d848c92019-02-05 11:29:20 +05301400 help
1401 Enable support for parsing and auto discovery of parameters for
1402 SPI NOR flashes using Serial Flash Discoverable Parameters (SFDP)
1403 tables as per JESD216 standard in SPL.
1404
Lukasz Majewski76f442982020-06-04 23:11:53 +08001405config SPL_SPI_FLASH_MTD
1406 bool "Support for SPI flash MTD drivers in SPL"
1407 help
1408 Enable support for SPI flash MTD drivers in SPL.
1409
Marek Vasute2542252018-04-07 16:05:27 +02001410config SPL_SPI_LOAD
1411 bool "Support loading from SPI flash"
Marek Vasute2542252018-04-07 16:05:27 +02001412 help
1413 Enable support for loading next stage, U-Boot or otherwise, from
1414 SPI NOR in U-Boot SPL.
1415
Vignesh R4d848c92019-02-05 11:29:20 +05301416endif # SPL_SPI_FLASH_SUPPORT
1417
Hannes Schmelzer38df9972019-08-22 15:41:46 +02001418config SYS_SPI_U_BOOT_OFFS
1419 hex "address of u-boot payload in SPI flash"
Andre Przywarae6d9fc02020-01-06 01:29:10 +00001420 default 0x8000 if ARCH_SUNXI
Hannes Schmelzer38df9972019-08-22 15:41:46 +02001421 default 0x0
1422 depends on SPL_SPI_LOAD || SPL_SPI_SUNXI
1423 help
1424 Address within SPI-Flash from where the u-boot payload is fetched
1425 from.
1426
Faiz Abbasae1627c2017-11-14 16:12:31 +05301427config SPL_THERMAL
1428 bool "Driver support for thermal devices"
1429 help
1430 Enable support for temperature-sensing devices. Some SoCs have on-chip
1431 temperature sensors to permit warnings, speed throttling or even
1432 automatic power-off when the temperature gets too high or low. Other
1433 devices may be discrete but connected on a suitable bus.
1434
Simon Glass1ba1d4e2021-07-10 21:14:28 -06001435config SPL_WATCHDOG
Simon Glass1e3911a2016-09-13 07:05:23 -06001436 bool "Support watchdog drivers"
Marek Vasut55ec91b2019-06-09 03:46:21 +02001437 imply SPL_WDT if !HW_WATCHDOG
Simon Glass1e3911a2016-09-13 07:05:23 -06001438 help
1439 Enable support for watchdog drivers in SPL. A watchdog is
1440 typically a hardware peripheral which can reset the system when it
1441 detects no activity for a while (such as a software crash). This
1442 enables the drivers in drivers/watchdog as part of an SPL build.
1443
1444config SPL_YMODEM_SUPPORT
1445 bool "Support loading using Ymodem"
Simon Glassf4d60392021-08-08 12:20:12 -06001446 depends on SPL_SERIAL
Simon Glass1e3911a2016-09-13 07:05:23 -06001447 help
1448 While loading from serial is slow it can be a useful backup when
1449 there is no other option. The Ymodem protocol provides a reliable
1450 means of transmitting U-Boot over a serial line for using in SPL,
1451 with a checksum to ensure correctness.
1452
Philipp Tomsichf6618812017-09-13 21:29:36 +02001453config SPL_ATF
Kever Yang6e79a912017-05-05 11:47:45 +08001454 bool "Support ARM Trusted Firmware"
Samuel Holland27b77832022-10-30 23:26:19 -05001455 depends on ARM64
1456 depends on SPL_LOAD_FIT && !SPL_FIT_IMAGE_TINY
Kever Yang6e79a912017-05-05 11:47:45 +08001457 help
Philipp Tomsichc4078af2018-01-02 21:16:43 +01001458 ATF(ARM Trusted Firmware) is a component for ARM AArch64 which
1459 is loaded by SPL (which is considered as BL2 in ATF terminology).
Peter Robinson32d26c72024-10-02 19:08:49 +01001460 More detail at: https://github.com/TrustedFirmware-A/trusted-firmware-a
Kever Yang6e79a912017-05-05 11:47:45 +08001461
Michael Walleafaf6ea2020-11-18 17:45:58 +01001462config SPL_ATF_LOAD_IMAGE_V2
1463 bool "Use the new LOAD_IMAGE_V2 parameter passing"
1464 depends on SPL_ATF
1465 help
1466 Some platforms use the newer LOAD_IMAGE_V2 parameter passing.
1467
1468 If you want to load a bl31 image from the SPL and need the new
1469 method, say Y.
1470
Philipp Tomsichc4078af2018-01-02 21:16:43 +01001471config SPL_ATF_NO_PLATFORM_PARAM
Michal Simek0606f9e2021-05-20 13:08:44 +02001472 bool "Pass no platform parameter"
Philipp Tomsichc4078af2018-01-02 21:16:43 +01001473 depends on SPL_ATF
1474 help
1475 While we expect to call a pointer to a valid FDT (or NULL)
1476 as the platform parameter to an ATF, some ATF versions are
1477 not U-Boot aware and have an insufficiently robust parameter
1478 validation to gracefully reject a FDT being passed.
1479
1480 If this option is enabled, the spl_atf os-type handler will
1481 always pass NULL for the platform parameter.
1482
1483 If your ATF is affected, say Y.
1484
Alex Kiernan10238ef2018-03-15 22:11:46 +00001485config SPL_AM33XX_ENABLE_RTC32K_OSC
1486 bool "Enable the RTC32K OSC on AM33xx based platforms"
Tom Rini78896ae2022-05-31 10:24:55 -04001487 depends on AM33XX
Alex Kiernan10238ef2018-03-15 22:11:46 +00001488 default y if AM33XX
1489 help
1490 Enable access to the AM33xx RTC and select the external 32kHz clock
1491 source.
1492
Patrick Delaunaya7ca4802021-09-02 11:56:16 +02001493config SPL_OPTEE_IMAGE
1494 bool "Support OP-TEE Trusted OS image in SPL"
Kever Yanga28d42c2018-08-23 17:17:59 +08001495 depends on ARM
Jagan Teki9bd34ac2022-11-03 11:49:47 +05301496 depends on SPL_LOAD_FIT || SPL_LOAD_FIT_FULL
Kever Yanga28d42c2018-08-23 17:17:59 +08001497 help
Patrick Delaunaya7ca4802021-09-02 11:56:16 +02001498 OP-TEE is an open source Trusted OS which is loaded by SPL.
Kever Yanga28d42c2018-08-23 17:17:59 +08001499 More detail at: https://github.com/OP-TEE/optee_os
1500
Lukas Auer515b9342019-08-21 21:14:44 +02001501config SPL_OPENSBI
1502 bool "Support RISC-V OpenSBI"
1503 depends on RISCV && SPL_RISCV_MMODE && RISCV_SMODE
Samuel Holland27b77832022-10-30 23:26:19 -05001504 depends on SPL_LOAD_FIT && !SPL_FIT_IMAGE_TINY
Lukas Auer515b9342019-08-21 21:14:44 +02001505 help
1506 OpenSBI is an open-source implementation of the RISC-V Supervisor Binary
1507 Interface (SBI) specification. U-Boot supports the OpenSBI FW_DYNAMIC
1508 firmware. It is loaded and started by U-Boot SPL.
1509
1510 More details are available at https://github.com/riscv/opensbi and
1511 https://github.com/riscv/riscv-sbi-doc
1512
1513config SPL_OPENSBI_LOAD_ADDR
1514 hex "OpenSBI load address"
1515 depends on SPL_OPENSBI
1516 help
1517 Load address of the OpenSBI binary.
1518
Nikita Shubind3d68062022-08-08 13:28:52 +03001519config SPL_OPENSBI_SCRATCH_OPTIONS
1520 hex "Scratch options passed to OpenSBI"
1521 default 0x1
1522 depends on SPL_OPENSBI
1523 help
Heinrich Schuchardta3587892023-07-04 02:14:21 +02001524 This bitmap of options is passed from U-Boot SPL to OpenSBI.
1525 As of OpenSBI 1.3 the following bits are defined:
1526 - SBI_SCRATCH_NO_BOOT_PRINTS = 0x1 (Disable prints during boot)
1527 - SBI_SCRATCH_DEBUG_PRINTS = 0x2 (Enable runtime debug prints)
Nikita Shubind3d68062022-08-08 13:28:52 +03001528
Tom Rini06d06f72022-05-27 17:13:52 -04001529config SPL_TARGET
1530 string "Addtional build targets for 'make'"
1531 default "spl/u-boot-spl.srec" if RCAR_GEN2
1532 default "spl/u-boot-spl.scif" if RCAR_GEN3
1533 default ""
1534 help
1535 On some platforms we need to have 'make' run additional build target
1536 rules. If required on your platform, enter it here, otherwise leave blank.
1537
Tom Rini2aa5e502022-05-30 17:11:23 -04001538
1539config SPL_AT91_MCK_BYPASS
1540 bool "Use external clock signal as a source of main clock for AT91 platforms"
1541 depends on ARCH_AT91
1542 help
1543 Use external 8 to 24 Mhz clock signal as source of main clock instead
1544 of an external crystal oscillator.
1545 This option disables the internal driving on the XOUT pin.
1546 The external source has to provide a stable clock on the XIN pin.
1547 If this option is disabled, the SoC expects a crystal oscillator
1548 that needs driving on both XIN and XOUT lines.
1549endmenu
1550
Tom Rini3c82f982017-05-22 19:21:57 +00001551config TPL
Tom Rini3c82f982017-05-22 19:21:57 +00001552 depends on SUPPORT_TPL
Tom Rini2aa5e502022-05-30 17:11:23 -04001553 bool "Enable TPL"
Tom Rini3c82f982017-05-22 19:21:57 +00001554 help
1555 If you want to build TPL as well as the normal image and SPL, say Y.
1556
Tom Rini0d989c82022-05-30 17:01:22 -04001557source "common/spl/Kconfig.tpl"
Tom Rini3c82f982017-05-22 19:21:57 +00001558
Simon Glasse7ca7da2022-04-30 00:56:53 -06001559config VPL
Simon Glasse7ca7da2022-04-30 00:56:53 -06001560 depends on SUPPORT_SPL
Tom Rini2aa5e502022-05-30 17:11:23 -04001561 bool "Enable VPL"
Simon Glasse7ca7da2022-04-30 00:56:53 -06001562 help
1563 If you want to build VPL as well as the normal image, TPL and SPL,
1564 say Y.
1565
Tom Rini0d989c82022-05-30 17:01:22 -04001566source "common/spl/Kconfig.vpl"