blob: aa3a85eea54d851b9ab8cf54b019c0001c58d1b6 [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
Andre Przywara3f5873f2022-09-13 01:23:58 +010083 default 0xbfa0 if MACH_SUN50I_H616
Tom Riniabb0f522022-05-16 17:20:26 -040084 default 0x7000 if RCAR_GEN3
85 default 0x5fa0 if SUNXI_SRAM_ADDRESS = 0x0
Andre Przywaraa0e2a092025-01-02 11:06:22 +000086 default 0x7fa0 if ARCH_SUNXI
Joel Stanleyb5a48692022-06-29 16:35:22 +093087 default 0x10000 if ASPEED_AST2600
Peng Fan343f3982022-07-26 16:40:31 +080088 default 0x27000 if IMX8MM && SPL_TEXT_BASE = 0x7E1000
Oliver Gaskell14032b32024-09-12 16:50:56 +010089 default 0x30000 if ARCH_SC5XX && (SC59X_64 || SC59X)
Oliver Gaskellcb0d39d2024-09-12 16:51:01 +010090 default 0x20000 if ARCH_SC5XX && (SC58X || SC57X)
Tom Riniabb0f522022-05-16 17:20:26 -040091 default 0x0
92 help
93 Maximum size of the SPL image (text, data, rodata, and linker lists
94 sections), BSS excluded. When defined, the linker checks that the
95 actual size does not exceed it.
96
97config SPL_PAD_TO
98 hex "Offset to which the SPL should be padded before appending the SPL payload"
Jonas Karlman375456f2025-04-13 19:59:37 +000099 default 0x7f8000 if ARCH_ROCKCHIP
Tom Riniabb0f522022-05-16 17:20:26 -0400100 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
Anshul Dalala9e17622025-04-15 15:20:27 +0530274 default 0x80080000 if ARCH_K3 && ARM64
275 default 0x43c00000 if ARCH_K3 && !ARM64
Marek Vasute957fb02024-10-20 23:00:38 +0200276 default 0x00908000 if ARCH_MX6
Marek Vasut001976b2024-10-20 23:00:39 +0200277 default 0x00912000 if ARCH_MX7
Andrew Davis06a021b2022-07-15 12:31:48 -0500278 default 0x40301350 if OMAP54XX
Andre Przywarad38c8ad2019-05-27 01:45:11 +0100279 default 0x10060 if MACH_SUN50I || MACH_SUN50I_H5 || MACH_SUN9I
Andre Przywara068962b2022-10-05 17:54:19 +0100280 default 0x20060 if SUN50I_GEN_H6 || SUNXI_GEN_NCAT2
Andre Przywarad38c8ad2019-05-27 01:45:11 +0100281 default 0x00060 if ARCH_SUNXI
Michal Simekad336ea2019-09-11 08:49:31 +0200282 default 0xfffc0000 if ARCH_ZYNQMP
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +0100283 default 0x20080000 if ARCH_SC5XX
Simon Goldschmidtcc4078c2018-09-30 14:31:53 +0200284 default 0x0
285 help
286 The address in memory that SPL will be running from.
287
Lukas Funkee51ca6a2024-03-27 13:11:52 +0100288config SPL_SOC_INIT
289 bool "Call SoC-specific initialization in SPL"
290 help
291 If this option is enabled, U-Boot will call the function
292 spl_soc_init() from board_init_r(). This function should be
293 provided by the SoC vendor.
294
Ley Foon Tan48fcc4a2017-05-03 17:13:32 +0800295config SPL_BOARD_INIT
Ley Foon Tan48fcc4a2017-05-03 17:13:32 +0800296 bool "Call board-specific initialization in SPL"
297 help
298 If this option is enabled, U-Boot will call the function
299 spl_board_init() from board_init_r(). This function should be
300 provided by the board.
301
Sean Anderson35f15fe2023-11-08 11:48:43 -0500302config SPL_LOAD_BLOCK
303 bool
304 help
305 Support loading images from block devices. This adds a bl_len member
306 to struct spl_load_info.
307
Philipp Tomsich83ad7022017-06-22 23:38:36 +0200308config SPL_BOOTROM_SUPPORT
Michal Simek0606f9e2021-05-20 13:08:44 +0200309 bool "Support returning to the BOOTROM"
Sean Anderson35f15fe2023-11-08 11:48:43 -0500310 select SPL_LOAD_BLOCK if MACH_IMX
Philipp Tomsich83ad7022017-06-22 23:38:36 +0200311 help
312 Some platforms (e.g. the Rockchip RK3368) provide support in their
313 ROM for loading the next boot-stage after performing basic setup
314 from the SPL stage.
315
316 Enable this option, to return to the BOOTROM through the
317 BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the
318 boot device list, if not implemented for a given board)
319
Lukasz Majewski97c995d2018-05-02 16:10:50 +0200320config SPL_BOOTCOUNT_LIMIT
321 bool "Support bootcount in SPL"
Philippe Reynes8d82a202020-12-11 19:56:47 +0100322 depends on SPL_ENV_SUPPORT && !TPL_BOOTCOUNT_LIMIT
Lukasz Majewski97c995d2018-05-02 16:10:50 +0200323 help
324 On some boards, which use 'falcon' mode, it is necessary to check
325 and increment the number of boot attempts. Such boards do not
326 use proper U-Boot for normal boot flow and hence needs those
327 adjustments to be done in the SPL.
328
Andrew F. Davisb4be3c32017-02-16 11:18:38 -0600329config SPL_RAW_IMAGE_SUPPORT
330 bool "Support SPL loading and booting of RAW images"
Pali Rohár3c5ce032022-05-24 10:58:42 +0200331 default n if ARCH_MVEBU
Simon Glass081a45a2021-08-08 12:20:17 -0600332 default n if (ARCH_MX6 && (SPL_MMC || SPL_SATA))
Andrew Davis4c1f4762022-05-04 15:52:26 -0500333 default y
334 depends on !TI_SECURE_DEVICE
Andrew F. Davisb4be3c32017-02-16 11:18:38 -0600335 help
336 SPL will support loading and booting a RAW image when this option
337 is y. If this is not set, SPL will move on to other available
338 boot media to find a suitable image.
339
Andrew Davis360ec6a2022-05-04 15:52:25 -0500340config SPL_LEGACY_IMAGE_FORMAT
Andrew F. Davis74630342017-02-16 11:18:39 -0600341 bool "Support SPL loading and booting of Legacy images"
Pali Rohár3c5ce032022-05-24 10:58:42 +0200342 default n if ARCH_MVEBU
Andrew Davis4c1f4762022-05-04 15:52:26 -0500343 default y if !SPL_LOAD_FIT
344 depends on !TI_SECURE_DEVICE
Andrew F. Davis74630342017-02-16 11:18:39 -0600345 help
346 SPL will support loading and booting Legacy images when this option
347 is y. If this is not set, SPL will move on to other available
348 boot media to find a suitable image.
349
Simon Goldschmidt17140472019-02-10 21:34:37 +0100350config SPL_LEGACY_IMAGE_CRC_CHECK
351 bool "Check CRC of Legacy images"
Andrew Davis360ec6a2022-05-04 15:52:25 -0500352 depends on SPL_LEGACY_IMAGE_FORMAT
Simon Glassefc12232021-07-14 17:05:32 -0500353 select SPL_CRC32
Simon Goldschmidt17140472019-02-10 21:34:37 +0100354 help
355 Enable this to check the CRC of Legacy images. While this increases
356 reliability, it affects both code size and boot duration.
357 If disabled, Legacy images are booted if the image magic and size
358 are correct, without further integrity checks.
359
Sean Andersonefc185e2023-10-14 16:47:45 -0400360config SPL_LOAD_IMX_CONTAINER
361 bool "Enable SPL loading and booting of i.MX8 Containers"
362 depends on SPL
363 help
364 Support booting U-Boot from an i.MX8 container image. If you are not
365 using i.MX8, say 'n'.
366
Ye Li87178ed2025-04-28 18:37:36 +0800367config SPL_IMX_CONTAINER_USE_TRAMPOLINE
368 bool
369 depends on SPL
370 help
371 Enable SPL load reader to load data to a trampoline buffer.
372
Sean Andersonefc185e2023-10-14 16:47:45 -0400373config IMX_CONTAINER_CFG
374 string "i.MX8 Container config file"
375 depends on SPL && SPL_LOAD_IMX_CONTAINER
376 help
377 Specify the cfg file for generating the container image which will be
378 loaded by SPL.
379
Simon Glassffe19762016-09-12 23:18:22 -0600380config SPL_SYS_MALLOC_SIMPLE
Tom Rini2aa5e502022-05-30 17:11:23 -0400381 bool "Only use malloc_simple functions in the SPL"
Simon Glassffe19762016-09-12 23:18:22 -0600382 help
383 Say Y here to only use the *_simple malloc functions from
384 malloc_simple.c, rather then using the versions from dlmalloc.c;
385 this will make the SPL binary smaller at the cost of more heap
386 usage as the *_simple malloc functions do not re-use free-ed mem.
387
Tom Rini8a14ac42022-05-26 13:13:21 -0400388config SPL_SHARES_INIT_SP_ADDR
389 bool "SPL and U-Boot use the same initial stack pointer location"
390 depends on (ARM || ARCH_JZ47XX || MICROBLAZE || RISCV) && SPL_FRAMEWORK
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +0100391 default n if ARCH_SUNXI || ARCH_MX6 || ARCH_MX7 || ARCH_SC5XX
Tom Rini8a14ac42022-05-26 13:13:21 -0400392 default y
393 help
394 In many cases, we can use the same initial stack pointer address for
395 both SPL and U-Boot itself. If you need to specify a different address
396 however, say N here and then set a different value in CONFIG_SPL_STACK.
397
Simon Glassbf7c0ce2025-02-28 05:20:24 -0700398config SPL_HAVE_INIT_STACK
399 bool "SPL requires a initial, fixed, stack-pointer location"
Kever Yang4d87ac32024-01-24 15:42:04 +0800400 depends on (ARM || ARCH_JZ47XX || MICROBLAZE || RISCV) && \
401 SPL_FRAMEWORK || ROCKCHIP_RK3036
Tom Rini8a14ac42022-05-26 13:13:21 -0400402 depends on !SPL_SHARES_INIT_SP_ADDR
Simon Glassbf7c0ce2025-02-28 05:20:24 -0700403 default y if ARCH_MX7
404 default y if ARCH_MX6 && MX6_OCRAM_256KB
405 default y if ARCH_MX6 && !MX6_OCRAM_256KB
406 default y if MACH_SUN50I_H6 || MACH_SUN50I_H616 || MACH_SUN8I_R528
407 default y if MACH_SUN50I || MACH_SUN50I_H5
408 default y if MACH_SUN9I
409 default y if ARCH_SUNXI
410 default y if ARCH_SC5XX && (SC59X_64 || SC59X)
411 default y if ARCH_SC5XX && SC58X
412 default y if ARCH_SC5XX && SC57X
413 help
414 Enable if the SPL phase should not use inherit its initial
415 stack-pointer from the settings for U-Boot proper, but should set
416 its own value.
417
418config SPL_STACK
419 hex "Address of the initial stack-pointer for the SPL phase"
420 depends on SPL_HAVE_INIT_STACK
Tom Rinied83ed92022-05-26 13:46:32 -0400421 default 0x946bb8 if ARCH_MX7
Tom Rini55242432022-05-26 13:36:17 -0400422 default 0x93ffb8 if ARCH_MX6 && MX6_OCRAM_256KB
423 default 0x91ffb8 if ARCH_MX6 && !MX6_OCRAM_256KB
Andre Przywara3f5873f2022-09-13 01:23:58 +0100424 default 0x118000 if MACH_SUN50I_H6
Andre Przywarac573b092022-07-13 16:27:57 +0100425 default 0x52a00 if MACH_SUN50I_H616
Andre Przywara1987b0c2022-09-06 15:59:57 +0100426 default 0x40000 if MACH_SUN8I_R528
Andre Przywara3f5873f2022-09-13 01:23:58 +0100427 default 0x54000 if MACH_SUN50I || MACH_SUN50I_H5
428 default 0x18000 if MACH_SUN9I
429 default 0x8000 if ARCH_SUNXI
Simon Glassbf7c0ce2025-02-28 05:20:24 -0700430 default 0x200e4000 if ARCH_SC5XX && (SC59X_64 || SC59X)
431 default 0x200b0000 if ARCH_SC5XX && SC58X
432 default 0x200d0000 if ARCH_SC5XX && SC57X
Tom Rini8a14ac42022-05-26 13:13:21 -0400433 help
434 Address of the start of the stack SPL will use before SDRAM is
435 initialized.
436
Simon Glassffe19762016-09-12 23:18:22 -0600437config SPL_STACK_R
Simon Glassffe19762016-09-12 23:18:22 -0600438 bool "Enable SDRAM location for SPL stack"
439 help
440 SPL starts off execution in SRAM and thus typically has only a small
441 stack available. Since SPL sets up DRAM while in its board_init_f()
442 function, it is possible for the stack to move there before
443 board_init_r() is reached. This option enables a special SDRAM
444 location for the SPL stack. U-Boot SPL switches to this after
445 board_init_f() completes, and before board_init_r() starts.
446
447config SPL_STACK_R_ADDR
448 depends on SPL_STACK_R
449 hex "SDRAM location for SPL stack"
Tom Rinic37e0cf2017-09-17 11:44:49 -0400450 default 0x82000000 if ARCH_OMAP2PLUS
Simon Glassffe19762016-09-12 23:18:22 -0600451 help
452 Specify the address in SDRAM for the SPL stack. This will be set up
453 before board_init_r() is called.
454
455config SPL_STACK_R_MALLOC_SIMPLE_LEN
456 depends on SPL_STACK_R && SPL_SYS_MALLOC_SIMPLE
457 hex "Size of malloc_simple heap after switching to DRAM SPL stack"
Neha Malcom Francis0f1326e2023-01-11 18:11:23 +0530458 default 0x400000 if ARCH_K3 && ARM64
Vignesh Raghavendrac6fc1502024-05-31 20:16:36 +0530459 default 0x200000 if ARCH_K3 && CPU_V7R
Simon Glassffe19762016-09-12 23:18:22 -0600460 default 0x100000
461 help
462 Specify the amount of the stack to use as memory pool for
463 malloc_simple after switching the stack to DRAM. This may be set
464 to give board_init_r() a larger heap then the initial heap in
465 SRAM which is limited to SYS_MALLOC_F_LEN bytes.
466
467config SPL_SEPARATE_BSS
Simon Glassffe19762016-09-12 23:18:22 -0600468 bool "BSS section is in a different memory region from text"
469 help
470 Some platforms need a large BSS region in SPL and can provide this
471 because RAM is already set up. In this case BSS can be moved to RAM.
472 This option should then be enabled so that the correct device tree
473 location is used. Normally we put the device tree at the end of BSS
474 but with this option enabled, it goes at _image_binary_end.
475
Simon Glass67e3fca2023-09-26 08:14:16 -0600476config SPL_SYS_MALLOC
Tom Rini166e3222022-05-27 12:48:32 -0400477 bool "Enable malloc pool in SPL"
478 depends on SPL_FRAMEWORK
479
Simon Glass67e3fca2023-09-26 08:14:16 -0600480config SPL_HAS_CUSTOM_MALLOC_START
Tom Rini166e3222022-05-27 12:48:32 -0400481 bool "For the SPL malloc pool, define a custom starting address"
Simon Glass67e3fca2023-09-26 08:14:16 -0600482 depends on SPL_SYS_MALLOC
Tom Rini166e3222022-05-27 12:48:32 -0400483
Simon Glass67e3fca2023-09-26 08:14:16 -0600484config SPL_CUSTOM_SYS_MALLOC_ADDR
Tom Rini166e3222022-05-27 12:48:32 -0400485 hex "SPL malloc addr"
Simon Glass67e3fca2023-09-26 08:14:16 -0600486 depends on SPL_HAS_CUSTOM_MALLOC_START
Tom Rini166e3222022-05-27 12:48:32 -0400487
Simon Glass67e3fca2023-09-26 08:14:16 -0600488config SPL_SYS_MALLOC_SIZE
Tom Rini166e3222022-05-27 12:48:32 -0400489 hex "Size of the SPL malloc pool"
Simon Glass67e3fca2023-09-26 08:14:16 -0600490 depends on SPL_SYS_MALLOC
Yuri Zaporozhetsc08c6d32024-11-11 20:24:04 +0100491 default 0x180000 if BIOSEMU && RISCV
Tom Rini166e3222022-05-27 12:48:32 -0400492 default 0x100000
493
Simon Glass5b21b342021-03-15 17:25:35 +1300494config SPL_READ_ONLY
495 bool
496 depends on SPL_OF_PLATDATA
497 # Bind cannot be supported because the udevice structs are in read-only
498 # memory so we cannot update the linked lists.
499 select SPL_OF_PLATDATA_NO_BIND
500 select SPL_OF_PLATDATA_RT
501 help
502 Some platforms (e.g. x86 Apollo Lake) load SPL into a read-only
503 section of memory. This means that of-platdata must make a copy (in
504 writeable memory) of anything it wants to modify, such as
505 device-private data.
506
Simon Glass6324cce2018-11-15 18:43:57 -0700507config SPL_BANNER_PRINT
508 bool "Enable output of the SPL banner 'U-Boot SPL ...'"
509 default y
510 help
511 If this option is enabled, SPL will print the banner with version
Thomas Hebbfd37f242019-11-13 18:18:03 -0800512 info. Disabling this option could be useful to reduce SPL boot time
Simon Glass6324cce2018-11-15 18:43:57 -0700513 (e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud).
514
Andreas Dannenbergaa4ad4b2019-06-04 17:55:45 -0500515config SPL_EARLY_BSS
516 depends on ARM && !ARM64
517 bool "Allows initializing BSS early before entering board_init_f"
518 help
519 On some platform we have sufficient memory available early on to
520 allow setting up and using a basic BSS prior to entering
521 board_init_f. Activating this option will also de-activate the
522 clearing of BSS during the SPL relocation process, thus allowing
523 to carry state from board_init_f to board_init_r by way of BSS.
524
Simon Glassf481ab12016-09-24 18:19:56 -0600525config SPL_DISPLAY_PRINT
Simon Glassf481ab12016-09-24 18:19:56 -0600526 bool "Display a board-specific message in SPL"
527 help
528 If this option is enabled, U-Boot will call the function
529 spl_display_print() immediately after displaying the SPL console
530 banner ("U-Boot SPL ..."). This function should be provided by
531 the board.
532
Sean Anderson29e338f2023-11-08 11:48:50 -0500533config SPL_SYS_MMCSD_RAW_MODE
Simon Glass18422832024-08-22 07:55:00 -0600534 bool "Use raw reads to locate the next boot phase"
535 depends on SPL_DM_MMC || SPL_MMC
Fabio Estevam22a1fab2018-06-11 15:08:05 -0300536 default y if ARCH_SUNXI || ARCH_DAVINCI || ARCH_UNIPHIER || \
537 ARCH_MX6 || ARCH_MX7 || \
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200538 ARCH_ROCKCHIP || ARCH_MVEBU || ARCH_SOCFPGA || \
539 ARCH_AT91 || ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \
Tom Rini8c6b4372024-07-15 13:35:53 -0600540 OMAP54XX || AM33XX || AM43XX || \
Green Wan2e5da522021-05-27 06:52:13 -0700541 TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED
Simon Glass18422832024-08-22 07:55:00 -0600542 help
543 Support booting from an MMC without a filesystem.
544
545if SPL_SYS_MMCSD_RAW_MODE
546
547choice
548 prompt "Method for locating next phase of boot (e.g. U-Boot)"
Tom Rini6cd11292025-03-14 19:29:05 -0600549 default SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR if MVEBU_SPL_BOOT_DEVICE_MMC
Simon Glass18422832024-08-22 07:55:00 -0600550
551config SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
552 bool "MMC raw mode: by sector"
553 select SPL_LOAD_BLOCK
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200554 help
555 Use sector number for specifying U-Boot location on MMC/SD in
556 raw mode.
557
Simon Glass18422832024-08-22 07:55:00 -0600558config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
559 bool "MMC raw mode: by partition"
560 select SPL_LOAD_BLOCK
561 help
562 Use a partition for loading U-Boot when using MMC/SD in raw mode.
563
564config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
565 bool "MMC raw mode: by partition type"
566 depends on DOS_PARTITION
567 help
568 Use partition type for specifying U-Boot partition on MMC/SD in
569 raw mode. U-Boot will be loaded from the first partition of this
570 type to be found.
571
572endchoice
573
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200574config SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
575 hex "Address on the MMC to load U-Boot from"
Tom Rini3c82f982017-05-22 19:21:57 +0000576 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
Andre Przywarad42cbee2021-01-11 21:11:39 +0100577 default 0x40 if ARCH_SUNXI
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200578 default 0x75 if ARCH_DAVINCI
Fabio Estevam22a1fab2018-06-11 15:08:05 -0300579 default 0x8a if ARCH_MX6 || ARCH_MX7
Kever Yang6cc131d2017-11-02 15:16:34 +0800580 default 0x100 if ARCH_UNIPHIER
Pali Rohárcf97b822021-07-23 11:14:29 +0200581 default 0x0 if ARCH_MVEBU
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200582 default 0x200 if ARCH_SOCFPGA || ARCH_AT91
Tom Rini8c6b4372024-07-15 13:35:53 -0600583 default 0x300 if ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \
Lokesh Vutla9bdec002018-08-27 15:57:08 +0530584 OMAP54XX || AM33XX || AM43XX || ARCH_K3
Kever Yang6cc131d2017-11-02 15:16:34 +0800585 default 0x4000 if ARCH_ROCKCHIP
Green Wan2e5da522021-05-27 06:52:13 -0700586 default 0x822 if TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED
Semen Protsenko7e3ba482016-11-16 19:19:05 +0200587 help
588 Address on the MMC to load U-Boot from, when the MMC is being used
589 in raw mode. Units: MMC sectors (1 sector = 512 bytes).
590
Baruch Siachfef81be2020-01-15 09:08:08 +0200591config SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET
592 hex "U-Boot main hardware partition image offset"
593 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
Andre Przywarad42cbee2021-01-11 21:11:39 +0100594 default 0x10 if ARCH_SUNXI
Baruch Siachfef81be2020-01-15 09:08:08 +0200595 default 0x0
596 help
597 On some platforms SPL location depends on hardware partition. The ROM
598 code skips the MBR sector when loading SPL from main hardware data
599 partition. This adds offset to the main U-Boot image. Set this symbol
600 to the number of skipped sectors.
601
602 If unsure, leave the default.
603
Dalon Westergreenf5ba9852017-02-10 17:15:35 -0800604config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
605 hex "Partition to use to load U-Boot from"
Tom Rini3c82f982017-05-22 19:21:57 +0000606 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
Dalon Westergreenf5ba9852017-02-10 17:15:35 -0800607 default 1
608 help
609 Partition on the MMC to load U-Boot from when the MMC is being
610 used in raw mode
611
Dalon Westergreen8d770f42017-02-10 17:15:34 -0800612config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE
613 hex "Partition Type on the MMC to load U-Boot from"
Tom Rini3c82f982017-05-22 19:21:57 +0000614 depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
Dalon Westergreen8d770f42017-02-10 17:15:34 -0800615 help
616 Partition Type on the MMC to load U-Boot from, when the MMC is being
617 used in raw mode.
618
Simon Glass18422832024-08-22 07:55:00 -0600619endif # SPL_SYS_MMCSD_RAW_MODE
620
Anatolij Gustschin137b8732019-10-18 21:38:33 +0200621config SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
622 bool "Override eMMC EXT_CSC_PART_CONFIG by user defined partition"
623 depends on SUPPORT_EMMC_BOOT
624 help
625 eMMC boot partition is normally configured by the bits of the EXT_CSD
626 register (EXT_CSC_PART_CONFIG), BOOT_PARTITION_ENABLE field. In some
627 cases it might be required in SPL to load the image from different
628 partition than the partition selected by EXT_CSC_PART_CONFIG register.
629 Enable this option if you intend to use an eMMC boot partition other
630 then selected via EXT_CSC_PART_CONFIG register and specify the custom
631 partition number by the CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
632 option.
633
634config SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
635 int "Number of the eMMC boot partition to use"
636 depends on SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
637 default 1
638 help
639 eMMC boot partition number to use when the eMMC in raw mode and
640 the eMMC EXT_CSC_PART_CONFIG selection should be overridden in SPL
641 by user defined partition number.
642
Philipp Tomsich4faa0112017-11-24 13:26:03 +0100643config SPL_FIT_IMAGE_TINY
644 bool "Remove functionality from SPL FIT loading to reduce size"
645 depends on SPL_FIT
Samuel Holland76183892023-10-31 00:17:41 -0500646 default y if ARCH_IMX8M || ARCH_IMX9 || ARCH_SUNXI
Philipp Tomsich4faa0112017-11-24 13:26:03 +0100647 help
648 Enable this to reduce the size of the FIT image loading code
649 in SPL, if space for the SPL binary is very tight.
650
Samuel Hollande646f512020-10-21 21:12:13 -0500651 This skips the recording of each loaded payload
Philipp Tomsich4faa0112017-11-24 13:26:03 +0100652 (i.e. loadable) into the FDT (modifying the loaded FDT to
653 ensure this information is available to the next image
654 invoked).
655
Simon Glassde3fd532021-08-08 12:20:15 -0600656config SPL_CACHE
Rick Chen8b4ee5f2019-11-14 13:52:26 +0800657 bool "Support CACHE drivers"
658 help
659 Enable CACHE drivers in SPL. These drivers can keep data so that
660 future requests for that data can be served faster. Enable this option
661 to build the drivers in drivers/cache as part of an SPL build.
662
Simon Glass2f002162021-03-15 18:11:18 +1300663config SPL_CPU
Simon Glasseca677f2017-01-16 07:03:29 -0700664 bool "Support CPU drivers"
Simon Glasseca677f2017-01-16 07:03:29 -0700665 help
666 Enable this to support CPU drivers in SPL. These drivers can set
667 up CPUs and provide information about them such as the model and
668 name. This can be useful in SPL since setting up the CPUs earlier
669 may improve boot performance. Enable this option to build the
670 drivers in drivers/cpu as part of an SPL build.
671
Simon Glassa8437ce2021-07-10 21:14:25 -0600672config SPL_CRYPTO
Simon Glass1e3911a2016-09-13 07:05:23 -0600673 bool "Support crypto drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600674 help
675 Enable crypto drivers in SPL. These drivers can be used to
676 accelerate secure boot processing in secure applications. Enable
677 this option to build the drivers in drivers/crypto as part of an
678 SPL build.
679
Vignesh Raghavendra3d2ba9c2019-11-15 17:00:41 +0530680config SPL_DMA
Simon Glass1e3911a2016-09-13 07:05:23 -0600681 bool "Support DMA drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600682 help
683 Enable DMA (direct-memory-access) drivers in SPL. These drivers
684 can be used to handle memory-to-peripheral data transfer without
685 the CPU moving the data. Enable this option to build the drivers
686 in drivers/dma as part of an SPL build.
687
Simon Glass284cb9c2021-07-10 21:14:31 -0600688config SPL_DRIVERS_MISC
Simon Glass1e3911a2016-09-13 07:05:23 -0600689 bool "Support misc drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600690 help
691 Enable miscellaneous drivers in SPL. These drivers perform various
692 tasks that don't fall nicely into other categories, Enable this
693 option to build the drivers in drivers/misc as part of an SPL
694 build, for those that support building in SPL (not all drivers do).
695
696config SPL_ENV_SUPPORT
697 bool "Support an environment"
Simon Glass1e3911a2016-09-13 07:05:23 -0600698 help
699 Enable environment support in SPL. The U-Boot environment provides
700 a number of settings (essentially name/value pairs) which can
701 control many aspects of U-Boot's operation. Normally this is not
702 needed in SPL as it has a much simpler task with less
703 configuration. But some boards use this to support 'Falcon' boot
704 on EXT2 and FAT, where SPL boots directly into Linux without
Simon Glass64b723f2017-08-03 12:22:12 -0600705 starting U-Boot first. Enabling this option will make env_get()
Simon Glass6a38e412017-08-03 12:22:09 -0600706 and env_set() available in SPL.
Simon Glass1e3911a2016-09-13 07:05:23 -0600707
B, Ravie94b0242016-09-28 14:46:18 +0530708config SPL_SAVEENV
709 bool "Support save environment"
Tom Rini3c82f982017-05-22 19:21:57 +0000710 depends on SPL_ENV_SUPPORT
Jean-Jacques Hiblotd0531672018-01-04 15:23:32 +0100711 select SPL_MMC_WRITE if ENV_IS_IN_MMC
B, Ravie94b0242016-09-28 14:46:18 +0530712 help
713 Enable save environment support in SPL after setenv. By default
714 the saveenv option is not provided in SPL, but some boards need
715 this support in 'Falcon' boot, where SPL need to boot from
716 different images based on environment variable set by OS. For
717 example OS may set "reboot_image" environment variable to
718 "recovery" inorder to boot recovery image by SPL. The SPL read
719 "reboot_image" and act accordingly and change the reboot_image
Shyam Sainiefe757c2018-06-07 19:47:19 +0530720 to default mode using setenv and save the environment.
B, Ravie94b0242016-09-28 14:46:18 +0530721
Simon Glasse5cd9a42021-07-10 21:14:26 -0600722config SPL_ETH
Simon Glass1e3911a2016-09-13 07:05:23 -0600723 bool "Support Ethernet"
724 depends on SPL_ENV_SUPPORT
Simon Glass1d926242021-08-08 12:20:31 -0600725 depends on SPL_NET
Simon Glass1e3911a2016-09-13 07:05:23 -0600726 help
727 Enable access to the network subsystem and associated Ethernet
728 drivers in SPL. This permits SPL to load U-Boot over an Ethernet
729 link rather than from an on-board peripheral. Environment support
730 is required since the network stack uses a number of environment
Simon Glass041a0ac2021-08-08 12:20:30 -0600731 variables. See also SPL_NET.
Simon Glass1e3911a2016-09-13 07:05:23 -0600732
Tien Fong Chee6091dd12019-01-23 14:20:05 +0800733config SPL_FS_EXT4
Simon Glass1e3911a2016-09-13 07:05:23 -0600734 bool "Support EXT filesystems"
Sean Anderson01349c12023-10-14 16:47:49 -0400735 select SPL_CRC16 if EXT4_WRITE
Simon Glass1e3911a2016-09-13 07:05:23 -0600736 help
737 Enable support for EXT2/3/4 filesystems with SPL. This permits
738 U-Boot (or Linux in Falcon mode) to be loaded from an EXT
739 filesystem from within SPL. Support for the underlying block
740 device (e.g. MMC or USB) must be enabled separately.
741
Joao Marcos Costa29da3742020-07-30 15:33:47 +0200742config SPL_FS_SQUASHFS
743 bool "Support SquashFS filesystems"
744 select FS_SQUASHFS
745 help
746 Enable support for SquashFS filesystems with SPL. This permits
747 U-Boot (or Linux in Falcon mode) to be loaded from a SquashFS
748 filesystem from within SPL. Support for the underlying block
749 device (e.g. MMC or USB) must be enabled separately.
750
Tien Fong Chee6fd0a712019-01-23 14:20:03 +0800751config SPL_FS_FAT
Simon Glass1e3911a2016-09-13 07:05:23 -0600752 bool "Support FAT filesystems"
Sekhar Nori1909a7b2017-06-02 17:53:59 +0530753 select FS_FAT
Simon Glass1e3911a2016-09-13 07:05:23 -0600754 help
755 Enable support for FAT and VFAT filesystems with SPL. This
756 permits U-Boot (or Linux in Falcon mode) to be loaded from a FAT
757 filesystem from within SPL. Support for the underlying block
758 device (e.g. MMC or USB) must be enabled separately.
759
Sean Anderson90251882023-11-08 11:48:58 -0500760config SPL_FS_FAT_DMA_ALIGN
761 bool "Use DMA-aligned buffers with FAT"
762 depends on SPL_FS_FAT
763 select SPL_LOAD_BLOCK
764 default y if SPL_LOAD_FIT
765 help
766 The FAT filesystem driver tries to ensure that the reads it issues to
767 the block subsystem use DMA-aligned buffers. If the supplied buffer is
768 not DMA-aligned, the FAT driver will use a bounce-buffer and read
769 block-by-block. This is separate from the bounce-buffer used by the
770 block subsystem (CONFIG_BOUNCE_BUFFER).
771
772 Enable this config to align buffers passed to the FAT filesystem
773 driver. This will speed up reads, but will increase the size of U-Boot
774 by around 60 bytes.
775
Tom Rinia4f2ab92022-05-13 17:12:35 -0400776config SPL_FS_LOAD_PAYLOAD_NAME
777 string "File to load for U-Boot from the filesystem"
Kautuk Consula3a5d682022-12-07 17:12:36 +0530778 depends on SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS || SPL_SEMIHOSTING
Tom Rinia4f2ab92022-05-13 17:12:35 -0400779 default "tispl.bin" if SYS_K3_SPL_ATF
780 default "u-boot.itb" if SPL_LOAD_FIT
Randolphd45d8002024-12-13 14:51:16 +0800781 default "linux.itb" if SPL_LOAD_FIT_OPENSBI_OS_BOOT
Tom Rinia4f2ab92022-05-13 17:12:35 -0400782 default "u-boot.img"
783 help
784 Filename to read to load U-Boot when reading from filesystem.
785
786config SPL_FS_LOAD_KERNEL_NAME
787 string "File to load for the OS kernel from the filesystem"
788 depends on (SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS) && SPL_OS_BOOT
789 default "uImage"
790 help
791 Filename to read to load for the OS kernel when reading from the
792 filesystem.
793
794config SPL_FS_LOAD_ARGS_NAME
795 string "File to load for the OS kernel argument parameters from the filesystem"
796 depends on (SPL_FS_EXT4 || SPL_FS_FAT || SPL_FS_SQUASHFS) && SPL_OS_BOOT
797 default "args"
798 help
799 Filename to read to load for the OS kernel argument parameters from
800 the filesystem.
801
Tien Fong Chee87fda0c2019-01-23 14:20:04 +0800802config SPL_FAT_WRITE
803 bool "Support write for FAT filesystems"
804 help
805 Enable write support for FAT and VFAT filesystems with SPL.
806 Support for the underlying block device (e.g. MMC or USB) must be
807 enabled separately.
808
Michal Simek1aab1142020-09-09 14:41:56 +0200809config SPL_FPGA
Simon Glass1e3911a2016-09-13 07:05:23 -0600810 bool "Support FPGAs"
Simon Glass1e3911a2016-09-13 07:05:23 -0600811 help
812 Enable support for FPGAs in SPL. Field-programmable Gate Arrays
813 provide software-configurable hardware which is typically used to
814 implement peripherals (such as UARTs, LCD displays, MMC) or
815 accelerate custom processing functions, such as image processing
816 or machine learning. Sometimes it is useful to program the FPGA
817 as early as possible during boot, and this option can enable that
818 within SPL.
819
Simon Glass035939e2021-07-10 21:14:30 -0600820config SPL_GPIO
Simon Glass592d5b92018-11-15 18:43:55 -0700821 bool "Support GPIO in SPL"
Simon Glass1e3911a2016-09-13 07:05:23 -0600822 help
823 Enable support for GPIOs (General-purpose Input/Output) in SPL.
824 GPIOs allow U-Boot to read the state of an input line (high or
825 low) and set the state of an output line. This can be used to
826 drive LEDs, control power to various system parts and read user
827 input. GPIOs can be useful in SPL to enable a 'sign-of-life' LED,
828 for example. Enable this option to build the drivers in
829 drivers/gpio as part of an SPL build.
830
Simon Glassbccfc2e2021-07-10 21:14:36 -0600831config SPL_I2C
Simon Glass1e3911a2016-09-13 07:05:23 -0600832 bool "Support I2C"
Simon Glass1e3911a2016-09-13 07:05:23 -0600833 help
834 Enable support for the I2C (Inter-Integrated Circuit) bus in SPL.
835 I2C works with a clock and data line which can be driven by a
836 one or more masters or slaves. It is a fairly complex bus but is
837 widely used as it only needs two lines for communication. Speeds of
838 400kbps are typical but up to 3.4Mbps is supported by some
839 hardware. I2C can be useful in SPL to configure power management
840 ICs (PMICs) before raising the CPU clock speed, for example.
841 Enable this option to build the drivers in drivers/i2c as part of
842 an SPL build.
843
844config SPL_LIBCOMMON_SUPPORT
845 bool "Support common libraries"
Simon Glass1e3911a2016-09-13 07:05:23 -0600846 help
847 Enable support for common U-Boot libraries within SPL. These
848 libraries include common code to deal with U-Boot images,
849 environment and USB, for example. This option is enabled on many
850 boards. Enable this option to build the code in common/ as part of
851 an SPL build.
852
853config SPL_LIBDISK_SUPPORT
Simon Goldschmidt62067052018-08-16 09:44:55 +0200854 bool "Support disk partitions"
Tom Rini1794ae62018-12-05 08:23:38 -0500855 select PARTITIONS
Simon Glass1e3911a2016-09-13 07:05:23 -0600856 help
857 Enable support for disk partitions within SPL. 'Disk' is something
858 of a misnomer as it includes non-spinning media such as flash (as
859 used in MMC and USB sticks). Partitions provide a way for a disk
860 to be split up into separate regions, with a partition table placed
861 at the start or end which describes the location and size of each
862 'partition'. These partitions are typically uses as individual block
863 devices, typically with an EXT2 or FAT filesystem in each. This
864 option enables whatever partition support has been enabled in
865 U-Boot to also be used in SPL. It brings in the code in disk/.
866
867config SPL_LIBGENERIC_SUPPORT
868 bool "Support generic libraries"
Simon Glass1e3911a2016-09-13 07:05:23 -0600869 help
870 Enable support for generic U-Boot libraries within SPL. These
871 libraries include generic code to deal with device tree, hashing,
872 printf(), compression and the like. This option is enabled on many
873 boards. Enable this option to build the code in lib/ as part of an
874 SPL build.
875
Lokesh Vutla2aeb9342018-08-27 15:57:49 +0530876config SPL_DM_MAILBOX
877 bool "Support Mailbox"
Tom Rini78896ae2022-05-31 10:24:55 -0400878 depends on SPL_DM
Lokesh Vutla2aeb9342018-08-27 15:57:49 +0530879 help
880 Enable support for Mailbox within SPL. This enable the inter
881 processor communication protocols tobe used within SPL. Enable
882 this option to build the drivers in drivers/mailbox as part of
883 SPL build.
884
Roger Quadrosb576fbf2022-10-20 16:30:47 +0300885config SPL_MEMORY
886 bool "Support Memory controller drivers"
887 help
888 Enable support for Memory Controller drivers within SPL.
889 These devices provide Memory bus interface to various devices like
890 SRAM, Ethernet adapters, FPGAs, etc.
891
Simon Glassb58bfe02021-08-08 12:20:09 -0600892config SPL_MMC
Simon Glass1e3911a2016-09-13 07:05:23 -0600893 bool "Support MMC"
Tom Rini3c82f982017-05-22 19:21:57 +0000894 depends on MMC
Simon Glass1e3911a2016-09-13 07:05:23 -0600895 help
896 Enable support for MMC (Multimedia Card) within SPL. This enables
897 the MMC protocol implementation and allows any enabled drivers to
898 be used within SPL. MMC can be used with or without disk partition
899 support depending on the application (SPL_LIBDISK_SUPPORT). Enable
900 this option to build the drivers in drivers/mmc as part of an SPL
901 build.
902
Pali Rohára0811552023-01-21 15:13:08 +0100903config SYS_MMCSD_FS_BOOT
904 bool "MMC FS Boot mode"
905 depends on SPL_MMC
906 default y if !ARCH_MVEBU
907 help
908 Enable MMC FS Boot mode. Partition is selected by option
909 SYS_MMCSD_FS_BOOT_PARTITION.
910
Adam Ford98a87cf2020-07-03 10:17:30 -0500911config SYS_MMCSD_FS_BOOT_PARTITION
912 int "MMC Boot Partition"
Pali Rohára0811552023-01-21 15:13:08 +0100913 depends on SYS_MMCSD_FS_BOOT
Adam Ford98a87cf2020-07-03 10:17:30 -0500914 default 1
915 help
916 Partition on the MMC to load U-Boot from when the MMC is being
Jérôme Carreterod0a8e592022-03-15 16:34:51 -0400917 used in fs mode.
918 Use -1 as a special value to use the first bootable partition.
Adam Ford98a87cf2020-07-03 10:17:30 -0500919
Ezequiel Garcia66983182019-05-25 19:25:21 -0300920config SPL_MMC_TINY
921 bool "Tiny MMC framework in SPL"
Simon Glassb58bfe02021-08-08 12:20:09 -0600922 depends on SPL_MMC
Ezequiel Garcia66983182019-05-25 19:25:21 -0300923 help
924 Enable MMC framework tinification support. This option is useful if
925 if your SPL is extremely size constrained. Heed the warning, enable
926 this option if and only if you know exactly what you are doing, if
927 you are reading this help text, you most likely have no idea :-)
928
929 The MMC framework is reduced to bare minimum to be useful. No malloc
930 support is needed for the MMC framework operation with this option
931 enabled. The framework supports exactly one MMC device and exactly
932 one MMC driver. The MMC driver can be adjusted to avoid any malloc
933 operations too, which can remove the need for malloc support in SPL
934 and thus further reduce footprint.
935
Jean-Jacques Hiblotd0531672018-01-04 15:23:32 +0100936config SPL_MMC_WRITE
937 bool "MMC/SD/SDIO card support for write operations in SPL"
Simon Glassb58bfe02021-08-08 12:20:09 -0600938 depends on SPL_MMC
Jean-Jacques Hiblotd0531672018-01-04 15:23:32 +0100939 help
940 Enable write access to MMC and SD Cards in SPL
941
942
Simon Glass64571062021-08-08 12:20:16 -0600943config SPL_MPC8XXX_INIT_DDR
Simon Glass1e3911a2016-09-13 07:05:23 -0600944 bool "Support MPC8XXX DDR init"
Simon Glass1e3911a2016-09-13 07:05:23 -0600945 help
946 Enable support for DDR-SDRAM (double-data-rate synchronous dynamic
947 random-access memory) on the MPC8XXX family within SPL. This
948 allows DRAM to be set up before loading U-Boot into that DRAM,
949 where it can run.
950
Sean Anderson34ec1662023-11-04 16:37:47 -0400951config SPL_MTD
Simon Glass1e3911a2016-09-13 07:05:23 -0600952 bool "Support MTD drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -0600953 help
954 Enable support for MTD (Memory Technology Device) within SPL. MTD
955 provides a block interface over raw NAND and can also be used with
956 SPI flash. This allows SPL to load U-Boot from supported MTD
957 devices. See SPL_NAND_SUPPORT and SPL_ONENAND_SUPPORT for how
958 to enable specific MTD drivers.
959
Simon Glass762b9972021-07-10 21:14:27 -0600960config SPL_MUSB_NEW
Simon Glass1e3911a2016-09-13 07:05:23 -0600961 bool "Support new Mentor Graphics USB"
Simon Glass1e3911a2016-09-13 07:05:23 -0600962 help
963 Enable support for Mentor Graphics USB in SPL. This is a new
964 driver used by some boards. Enable this option to build
965 the drivers in drivers/usb/musb-new as part of an SPL build. The
966 old drivers are in drivers/usb/musb.
967
968config SPL_NAND_SUPPORT
969 bool "Support NAND flash"
Sean Anderson35f15fe2023-11-08 11:48:43 -0500970 select SPL_LOAD_BLOCK
Simon Glass1e3911a2016-09-13 07:05:23 -0600971 help
972 Enable support for NAND (Negative AND) flash in SPL. NAND flash
973 can be used to allow SPL to load U-Boot from supported devices.
Miquel Raynal1f1ae152018-08-16 17:30:07 +0200974 This enables the drivers in drivers/mtd/nand/raw as part of an SPL
Simon Glass1e3911a2016-09-13 07:05:23 -0600975 build.
976
Tom Rini2d03b912022-05-13 12:46:23 -0400977config SPL_NAND_RAW_ONLY
978 bool "Support to boot only raw u-boot.bin images"
979 depends on SPL_NAND_SUPPORT
980 help
981 Use this only if you need to save space.
982
Adam Ford3a383772020-07-03 08:09:44 -0500983config SPL_NAND_DRIVERS
984 bool "Use standard NAND driver"
985 help
986 SPL uses normal NAND drivers, not minimal drivers.
987
988config SPL_NAND_ECC
Tom Rini2d03b912022-05-13 12:46:23 -0400989 bool "Include standard ECC in SPL"
990
991config SPL_NAND_SOFTECC
992 bool "Use software ECC in SPL"
993 depends on SPL_NAND_ECC
Adam Ford3a383772020-07-03 08:09:44 -0500994
995config SPL_NAND_SIMPLE
996 bool "Support simple NAND drivers in SPL"
997 help
998 Support for NAND boot using simple NAND drivers that
999 expose the cmd_ctrl() interface.
1000
Adam Ford5e56ad02020-07-03 08:09:45 -05001001config SPL_NAND_BASE
developer81670fe2022-05-20 11:23:53 +08001002 depends on SPL_NAND_SUPPORT
Adam Ford5e56ad02020-07-03 08:09:45 -05001003 bool "Use Base NAND Driver"
Michal Simek0606f9e2021-05-20 13:08:44 +02001004 help
1005 Include nand_base.c in the SPL.
Adam Ford5e56ad02020-07-03 08:09:45 -05001006
1007config SPL_NAND_IDENT
1008 depends on SPL_NAND_BASE
1009 bool "Use chip ID to identify NAND flash"
1010 help
1011 SPL uses the chip ID list to identify the NAND flash.
1012
Simon Glass28243f02025-01-15 18:27:19 -07001013config SPL_RELOC_LOADER
1014 bool "Allow relocating the next phase"
1015 help
1016 In some cases multiple U-Boot phases need to run in SRAM, typically
1017 at the same address. Enable this to support loading the next phase
1018 to temporary memory, then copying it into place afterwards, then
1019 jumping to it.
1020
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001021config SPL_UBI
1022 bool "Support UBI"
1023 help
1024 Enable support for loading payloads from UBI. See
1025 README.ubispl for more info.
1026
Tom Rini78896ae2022-05-31 10:24:55 -04001027menu "UBI configuration for SPL"
1028 depends on SPL_UBI
Lukasz Majewski76f442982020-06-04 23:11:53 +08001029
Hamish Guthrie3ce740d2019-05-15 15:15:59 +02001030config SPL_UBI_LOAD_BY_VOLNAME
1031 bool "Support loading volumes by name"
1032 help
1033 This enables support for loading UBI volumes by name. When this
1034 is set, CONFIG_SPL_UBI_LOAD_MONITOR_VOLNAME can be used to
1035 configure the volume name from which to load U-Boot.
1036
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001037config SPL_UBI_MAX_VOL_LEBS
1038 int "Maximum number of LEBs per volume"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001039 help
1040 The maximum number of logical eraseblocks which a static volume
1041 to load can contain. Used for sizing the scan data structure.
1042
1043config SPL_UBI_MAX_PEB_SIZE
1044 int "Maximum PEB size"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001045 help
1046 The maximum physical erase block size.
1047
1048config SPL_UBI_MAX_PEBS
1049 int "Maximum number of PEBs"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001050 help
1051 The maximum physical erase block size. If not overridden by
1052 board code, this value will be used as the actual number of PEBs.
1053
1054config SPL_UBI_PEB_OFFSET
1055 int "Offset to first UBI PEB"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001056 help
1057 The offset in number of PEBs from the start of flash to the first
1058 PEB part of the UBI image.
1059
1060config SPL_UBI_VID_OFFSET
1061 int "Offset to VID header"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001062
1063config SPL_UBI_LEB_START
1064 int "Offset to LEB in PEB"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001065 help
1066 The offset in bytes to the LEB within a PEB.
1067
1068config SPL_UBI_INFO_ADDR
1069 hex "Address to place UBI scan info"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001070 help
1071 Address for ubispl to place the scan info. Read README.ubispl to
1072 determine the required size
1073
1074config SPL_UBI_VOL_IDS
1075 int "Maximum volume id"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001076 help
1077 The maximum volume id which can be loaded. Used for sizing the
1078 scan data structure.
1079
1080config SPL_UBI_LOAD_MONITOR_ID
1081 int "id of U-Boot volume"
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001082 help
1083 The UBI volume id from which to load U-Boot
1084
Hamish Guthrie3ce740d2019-05-15 15:15:59 +02001085config SPL_UBI_LOAD_MONITOR_VOLNAME
1086 string "volume name of U-Boot volume"
1087 depends on SPL_UBI_LOAD_BY_VOLNAME
1088 help
1089 The UBI volume name from which to load U-Boot
1090
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001091config SPL_UBI_LOAD_KERNEL_ID
1092 int "id of kernel volume"
Tom Rini78896ae2022-05-31 10:24:55 -04001093 depends on SPL_OS_BOOT
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001094 help
1095 The UBI volume id from which to load the kernel
1096
1097config SPL_UBI_LOAD_ARGS_ID
1098 int "id of kernel args volume"
Tom Rini78896ae2022-05-31 10:24:55 -04001099 depends on SPL_OS_BOOT
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001100 help
1101 The UBI volume id from which to load the device tree
1102
Markus Klotzbuechercfe40f42019-05-15 15:16:00 +02001103config UBI_SPL_SILENCE_MSG
1104 bool "silence UBI SPL messages"
Markus Klotzbuechercfe40f42019-05-15 15:16:00 +02001105 help
1106 Disable messages from UBI SPL. This leaves warnings
1107 and errors enabled.
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001108
Tom Rini78896ae2022-05-31 10:24:55 -04001109endmenu
1110
1111config SPL_DM_SPI
1112 bool "Support SPI DM drivers in SPL"
1113 depends on SPL_DM
1114 help
1115 Enable support for SPI DM drivers in SPL.
1116
1117config SPL_DM_SPI_FLASH
1118 bool "Support SPI DM FLASH drivers in SPL"
1119 depends on SPL_DM
1120 help
1121 Enable support for SPI DM flash drivers in SPL.
Markus Klotzbuecherf5aa1762019-05-15 15:15:57 +02001122
Simon Glass041a0ac2021-08-08 12:20:30 -06001123config SPL_NET
Simon Glass1e3911a2016-09-13 07:05:23 -06001124 bool "Support networking"
Jerome Forissiere0f95512024-10-16 12:03:59 +02001125 depends on !NET_LWIP
Simon Glass1e3911a2016-09-13 07:05:23 -06001126 help
1127 Enable support for network devices (such as Ethernet) in SPL.
1128 This permits SPL to load U-Boot over a network link rather than
1129 from an on-board peripheral. Environment support is required since
1130 the network stack uses a number of environment variables. See also
Simon Glasse5cd9a42021-07-10 21:14:26 -06001131 SPL_ETH.
Simon Glass1e3911a2016-09-13 07:05:23 -06001132
Simon Glass1e3911a2016-09-13 07:05:23 -06001133config SPL_NET_VCI_STRING
1134 string "BOOTP Vendor Class Identifier string sent by SPL"
Tom Rini78896ae2022-05-31 10:24:55 -04001135 depends on SPL_NET
Simon Glass1e3911a2016-09-13 07:05:23 -06001136 help
1137 As defined by RFC 2132 the vendor class identifier field can be
1138 sent by the client to identify the vendor type and configuration
1139 of a client. This is often used in practice to allow for the DHCP
1140 server to specify different files to load depending on if the ROM,
1141 SPL or U-Boot itself makes the request
Simon Glass1e3911a2016-09-13 07:05:23 -06001142
1143config SPL_NO_CPU_SUPPORT
Tom Rini78896ae2022-05-31 10:24:55 -04001144 def_bool y
1145 depends on (ARCH_MX23 || ARCH_MX28) && !SPL_FRAMEWORK
Simon Glass1e3911a2016-09-13 07:05:23 -06001146 help
1147 This is specific to the ARM926EJ-S CPU. It disables the standard
1148 start.S start-up code, presumably so that a replacement can be
1149 used on that CPU. You should not enable it unless you know what
1150 you are doing.
1151
1152config SPL_NOR_SUPPORT
1153 bool "Support NOR flash"
Simon Glass1e3911a2016-09-13 07:05:23 -06001154 help
1155 Enable support for loading U-Boot from memory-mapped NOR (Negative
1156 OR) flash in SPL. NOR flash is slow to write but fast to read, and
1157 a memory-mapped device makes it very easy to access. Loading from
1158 NOR is typically achieved with just a memcpy().
1159
Vikas Manocha9e582652017-05-28 12:55:11 -07001160config SPL_XIP_SUPPORT
1161 bool "Support XIP"
Vikas Manocha9e582652017-05-28 12:55:11 -07001162 help
1163 Enable support for execute in place of U-Boot or kernel image. There
1164 is no need to copy image from flash to ram if flash supports execute
1165 in place. Its very useful in systems having enough flash but not
1166 enough ram to load the image.
1167
Simon Glass1e3911a2016-09-13 07:05:23 -06001168config SPL_ONENAND_SUPPORT
1169 bool "Support OneNAND flash"
Simon Glass1e3911a2016-09-13 07:05:23 -06001170 help
1171 Enable support for OneNAND (Negative AND) flash in SPL. OneNAND is
1172 a type of NAND flash and therefore can be used to allow SPL to
1173 load U-Boot from supported devices. This enables the drivers in
1174 drivers/mtd/onenand as part of an SPL build.
1175
Heiko Schocher1d12ba22016-10-06 07:55:15 +02001176config SPL_OS_BOOT
1177 bool "Activate Falcon Mode"
Tom Rini3c82f982017-05-22 19:21:57 +00001178 depends on !TI_SECURE_DEVICE
Heiko Schocher1d12ba22016-10-06 07:55:15 +02001179 help
1180 Enable booting directly to an OS from SPL.
1181 for more info read doc/README.falcon
1182
Simon Glass259cdb42023-09-26 08:14:17 -06001183config SPL_PAYLOAD_ARGS_ADDR
Tom Rini2c9d2b52022-05-27 22:06:52 -04001184 hex "Address in memory to load 'args' file for Falcon Mode to"
Randolphb1933972023-12-29 16:32:22 +08001185 depends on SPL_OS_BOOT || SPL_LOAD_FIT_OPENSBI_OS_BOOT
Tom Rini2c9d2b52022-05-27 22:06:52 -04001186 default 0x88000000 if ARCH_OMAP2PLUS
Oliver Gaskelld4f7cb52024-09-12 16:50:54 +01001187 default 0x99000000 if ARCH_SC5XX && SC59X_64
Oliver Gaskell14032b32024-09-12 16:50:56 +01001188 default 0xA0000000 if ARCH_SC5XX && TARGET_SC594_SOM_EZKIT
Oliver Gaskellbc139712024-09-12 16:50:57 +01001189 default 0x80000000 if ARCH_SC5XX && TARGET_SC594_SOM_EZLITE
Tom Rini2c9d2b52022-05-27 22:06:52 -04001190 help
1191 Address in memory where the 'args' file, typically a device tree
1192 will be loaded in to memory.
1193
Tom Rini9568a0e2022-05-28 16:43:53 -04001194config SYS_NAND_SPL_KERNEL_OFFS
1195 hex "Address in memory to load the OS file for Falcon mode to"
1196 depends on SPL_OS_BOOT && SPL_NAND_SUPPORT
1197
Heiko Schocher65928932016-10-06 07:55:16 +02001198config SYS_OS_BASE
1199 hex "addr, where OS is found"
Tom Rini78896ae2022-05-31 10:24:55 -04001200 depends on SPL_OS_BOOT && SPL_NOR_SUPPORT
Heiko Schocher65928932016-10-06 07:55:16 +02001201 help
1202 Specify the address, where the OS image is found, which
1203 gets booted.
1204
Alexandru Gagniuc99426c82021-12-30 10:39:59 -06001205config SPL_FALCON_BOOT_MMCSD
1206 bool "Enable Falcon boot from MMC or SD media"
1207 depends on SPL_OS_BOOT && SPL_MMC
Sean Anderson35f15fe2023-11-08 11:48:43 -05001208 select SPL_LOAD_BLOCK
Sean Anderson29e338f2023-11-08 11:48:50 -05001209 select SPL_SYS_MMCSD_RAW_MODE
Alexandru Gagniuc99426c82021-12-30 10:39:59 -06001210 help
1211 Select this if the Falcon mode OS image mode is on MMC or SD media.
1212
1213config SYS_MMCSD_RAW_MODE_KERNEL_SECTOR
1214 hex "Falcon mode: Sector to load kernel uImage from MMC"
1215 depends on SPL_FALCON_BOOT_MMCSD
1216 help
1217 When Falcon mode is used with an MMC or SD media, SPL needs to know
1218 where to look for the kernel uImage. The image is expected to begin
1219 at the raw MMC specified in this config.
1220 Note that the Falcon mode image can also be a FIT, if FIT support is
1221 enabled.
1222
Tom Rinif95c2592022-05-28 17:21:03 -04001223config SYS_MMCSD_RAW_MODE_ARGS_SECTOR
1224 hex "Falcon mode: Sector to load 'args' from MMC"
1225 depends on SPL_FALCON_BOOT_MMCSD
1226 help
1227 When Falcon mode is used with an MMC or SD media, SPL needs to know
1228 where to look for the OS 'args', typically a device tree. The
1229 contents are expected to begin at the raw MMC specified in this config.
1230 Note that if using a FIT image, this and the next option can be set to
1231 0x0.
1232
1233config SYS_MMCSD_RAW_MODE_ARGS_SECTORS
1234 hex "Falcon mode: Number of sectors to load for 'args' from MMC"
1235 depends on SPL_FALCON_BOOT_MMCSD && SYS_MMCSD_RAW_MODE_ARGS_SECTOR != 0x0
1236
York Sun53492672018-06-14 14:38:48 -07001237config SPL_PAYLOAD
1238 string "SPL payload"
1239 default "tpl/u-boot-with-tpl.bin" if TPL
1240 default "u-boot.bin"
1241 help
Chris Packham37bc3162019-01-13 22:13:20 +13001242 Payload for SPL boot. For backward compatibility, default to
York Sun53492672018-06-14 14:38:48 -07001243 u-boot.bin, i.e. RAW image without any header. In case of
1244 TPL, tpl/u-boot-with-tpl.bin. For new boards, suggest to
1245 use u-boot.img.
1246
Sekhar Nori9108d922018-12-06 15:40:08 +05301247config SPL_PCI
Simon Glass6569f3a2017-01-16 07:03:30 -07001248 bool "Support PCI drivers"
Simon Glass6569f3a2017-01-16 07:03:30 -07001249 help
1250 Enable support for PCI in SPL. For platforms that need PCI to boot,
1251 or must perform some init using PCI in SPL, this provides the
1252 necessary driver support. This enables the drivers in drivers/pci
1253 as part of an SPL build.
1254
Simon Glassff67f232021-08-08 12:20:10 -06001255config SPL_PCH
Simon Glass36258a52017-01-16 07:03:33 -07001256 bool "Support PCH drivers"
Simon Glass36258a52017-01-16 07:03:33 -07001257 help
1258 Enable support for PCH (Platform Controller Hub) devices in SPL.
1259 These are used to set up GPIOs and the SPI peripheral early in
1260 boot. This enables the drivers in drivers/pch as part of an SPL
1261 build.
1262
Simon Glass1e3911a2016-09-13 07:05:23 -06001263config SPL_POST_MEM_SUPPORT
1264 bool "Support POST drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -06001265 help
1266 Enable support for POST (Power-on Self Test) in SPL. POST is a
1267 procedure that checks that the hardware (CPU or board) appears to
1268 be functionally correctly. It is a sanity check that can be
1269 performed before booting. This enables the drivers in post/drivers
1270 as part of an SPL build.
1271
Ley Foon Tan9caf7122018-06-14 18:45:19 +08001272config SPL_DM_RESET
Patrick Delaunay329827a2018-03-12 10:46:05 +01001273 bool "Support reset drivers"
Tom Rini78896ae2022-05-31 10:24:55 -04001274 depends on SPL_DM
Patrick Delaunay329827a2018-03-12 10:46:05 +01001275 help
1276 Enable support for reset control in SPL.
1277 That can be useful in SPL to handle IP reset in driver, as in U-Boot,
1278 by using the generic reset API provided by driver model.
1279 This enables the drivers in drivers/reset as part of an SPL build.
1280
Simon Glasse91ac4c2021-07-10 21:14:24 -06001281config SPL_POWER
Simon Glass1e3911a2016-09-13 07:05:23 -06001282 bool "Support power drivers"
Simon Glass1e3911a2016-09-13 07:05:23 -06001283 help
1284 Enable support for power control in SPL. This includes support
1285 for PMICs (Power-management Integrated Circuits) and some of the
1286 features provided by PMICs. In particular, voltage regulators can
1287 be used to enable/disable power and vary its voltage. That can be
1288 useful in SPL to turn on boot peripherals and adjust CPU voltage
1289 so that the clock speed can be increased. This enables the drivers
1290 in drivers/power, drivers/power/pmic and drivers/power/regulator
1291 as part of an SPL build.
1292
Peng Fan3775fed2018-07-27 10:20:37 +08001293config SPL_POWER_DOMAIN
1294 bool "Support power domain drivers"
Simon Glassa0e44872021-08-08 12:20:29 -06001295 select SPL_POWER
Peng Fan3775fed2018-07-27 10:20:37 +08001296 help
1297 Enable support for power domain control in SPL. Many SoCs allow
1298 power to be applied to or removed from portions of the SoC (power
1299 domains). This may be used to save power. This API provides the
1300 means to control such power management hardware. This enables
1301 the drivers in drivers/power/domain as part of a SPL build.
1302
Stefan Agnercd01e642016-12-23 07:51:53 +01001303config SPL_RAM_SUPPORT
Jerome Forissiera2a34902024-09-10 15:00:18 +02001304 bool
Stefan Agnercd01e642016-12-23 07:51:53 +01001305
Stefan Agnere2eaac12016-12-23 07:51:52 +01001306config SPL_RAM_DEVICE
1307 bool "Support booting from preloaded image in RAM"
Jerome Forissiera2a34902024-09-10 15:00:18 +02001308 select SPL_RAM_SUPPORT
Trevor Woerner513f6402020-05-06 08:02:41 -04001309 default y if MICROBLAZE || ARCH_SOCFPGA || ARCH_TEGRA || ARCH_ZYNQ
Stefan Agnere2eaac12016-12-23 07:51:52 +01001310 help
1311 Enable booting of an image already loaded in RAM. The image has to
1312 be already in memory when SPL takes over, e.g. loaded by the boot
1313 ROM.
1314
Lokesh Vutla1a6f8e02018-08-27 15:57:53 +05301315config SPL_REMOTEPROC
1316 bool "Support REMOTEPROCS"
Judith Mendezf2549cc2025-02-10 14:29:41 -06001317 default y if (CPU_V7R && ARCH_K3)
Lokesh Vutla1a6f8e02018-08-27 15:57:53 +05301318 help
1319 Enable support for REMOTEPROCs in SPL. This permits to load
1320 a remote processor firmware in SPL.
1321
Simon Glass31985312021-08-08 12:20:11 -06001322config SPL_RTC
Simon Glassb69691b2017-01-16 07:03:31 -07001323 bool "Support RTC drivers"
Simon Glassb69691b2017-01-16 07:03:31 -07001324 help
1325 Enable RTC (Real-time Clock) support in SPL. This includes support
1326 for reading and setting the time. Some RTC devices also have some
1327 non-volatile (battery-backed) memory which is accessible if
1328 needed. This enables the drivers in drivers/rtc as part of an SPL
1329 build.
1330
Simon Glass081a45a2021-08-08 12:20:17 -06001331config SPL_SATA
Simon Glass1e3911a2016-09-13 07:05:23 -06001332 bool "Support loading from SATA"
Simon Glass1e3911a2016-09-13 07:05:23 -06001333 help
1334 Enable support for SATA (Serial AT attachment) in SPL. This allows
1335 use of SATA devices such as hard drives and flash drivers for
1336 loading U-Boot. SATA is used in higher-end embedded systems and
1337 can provide higher performance than MMC , at somewhat higher
1338 expense and power consumption. This enables loading from SATA
1339 using a configured device.
1340
Tom Rinia0a6f692022-11-16 13:10:35 -05001341config SYS_SATA_FAT_BOOT_PARTITION
1342 int "Partition on the SATA disk to load U-Boot from"
1343 depends on SPL_SATA && SPL_FS_FAT
1344 default 1
1345
Baruch Siachc9eff6a2019-07-14 17:54:21 +03001346config SPL_SATA_RAW_U_BOOT_USE_SECTOR
1347 bool "SATA raw mode: by sector"
Simon Glass081a45a2021-08-08 12:20:17 -06001348 depends on SPL_SATA
Pali Rohárcf97b822021-07-23 11:14:29 +02001349 default y if ARCH_MVEBU
Baruch Siachc9eff6a2019-07-14 17:54:21 +03001350 help
1351 Use sector number for specifying U-Boot location on SATA disk in
1352 raw mode.
1353
1354config SPL_SATA_RAW_U_BOOT_SECTOR
1355 hex "Sector on the SATA disk to load U-Boot from"
1356 depends on SPL_SATA_RAW_U_BOOT_USE_SECTOR
Pali Rohárcf97b822021-07-23 11:14:29 +02001357 default 0x1 if ARCH_MVEBU
Baruch Siachc9eff6a2019-07-14 17:54:21 +03001358 help
1359 Sector on the SATA disk to load U-Boot from, when the SATA disk is being
1360 used in raw mode. Units: SATA disk sectors (1 sector = 512 bytes).
1361
Mayuresh Chitaleb365c942023-06-03 19:32:53 +05301362config SPL_NVME
1363 bool "NVM Express device support"
Tom Rinid15a79c2024-06-04 19:37:41 -06001364 depends on SPL_BLK
Mayuresh Chitaleb365c942023-06-03 19:32:53 +05301365 select FS_LOADER
Mayuresh Chitale5d96a912023-06-03 19:32:54 +05301366 select SPL_BLK_FS
Mayuresh Chitaleb365c942023-06-03 19:32:53 +05301367 help
1368 This option enables support for NVM Express devices.
1369 It supports basic functions of NVMe (read/write).
1370
1371config SPL_NVME_PCI
1372 bool "NVM Express PCI device support for SPL"
1373 depends on SPL_PCI && SPL_NVME
1374 help
1375 This option enables support for NVM Express PCI devices.
1376 This allows use of NVMe devices for loading u-boot.
1377
1378config SPL_NVME_BOOT_DEVICE
1379 hex "NVMe boot device number"
1380 depends on SPL_NVME
1381 default 0x0
1382
1383config SYS_NVME_BOOT_PARTITION
1384 hex "NVMe boot partition number"
1385 depends on SPL_NVME
1386 default 0x1
1387
Simon Glassf4d60392021-08-08 12:20:12 -06001388config SPL_SERIAL
Simon Glass1e3911a2016-09-13 07:05:23 -06001389 bool "Support serial"
Alex Kiernan5b404282018-04-19 04:32:54 +00001390 select SPL_PRINTF
1391 select SPL_STRTO
Simon Glass1e3911a2016-09-13 07:05:23 -06001392 help
1393 Enable support for serial in SPL. This allows use of a serial UART
1394 for displaying messages while SPL is running. It also brings in
1395 printf() and panic() functions. This should normally be enabled
1396 unless there are space reasons not to. Even then, consider
Simon Glass7611ac62019-09-25 08:56:27 -06001397 enabling SPL_USE_TINY_PRINTF which is a small printf() version.
Simon Glass1e3911a2016-09-13 07:05:23 -06001398
Simon Glassa5820472021-08-08 12:20:14 -06001399config SPL_SPI
Simon Goldschmidt3a025332019-10-25 16:22:09 +02001400 bool "Support SPI drivers"
1401 help
1402 Enable support for using SPI in SPL. This is used for connecting
1403 to SPI flash for loading U-Boot. See SPL_SPI_FLASH_SUPPORT for
1404 more details on that. The SPI driver provides the transport for
1405 data between the SPI flash and the CPU. This option can be used to
1406 enable SPI drivers that are needed for other purposes also, such
1407 as a SPI PMIC.
1408
Simon Glass1e3911a2016-09-13 07:05:23 -06001409config SPL_SPI_FLASH_SUPPORT
1410 bool "Support SPI flash drivers"
Simon Glassa5820472021-08-08 12:20:14 -06001411 depends on SPL_SPI
Simon Glass1e3911a2016-09-13 07:05:23 -06001412 help
1413 Enable support for using SPI flash in SPL, and loading U-Boot from
1414 SPI flash. SPI flash (Serial Peripheral Bus flash) is named after
1415 the SPI bus that is used to connect it to a system. It is a simple
1416 but fast bidirectional 4-wire bus (clock, chip select and two data
1417 lines). This enables the drivers in drivers/mtd/spi as part of an
Simon Glassa5820472021-08-08 12:20:14 -06001418 SPL build. This normally requires SPL_SPI.
Simon Glass1e3911a2016-09-13 07:05:23 -06001419
Vignesh R4d848c92019-02-05 11:29:20 +05301420if SPL_SPI_FLASH_SUPPORT
1421
Vignesh R3f5fb8b2019-02-05 11:29:25 +05301422config SPL_SPI_FLASH_TINY
1423 bool "Enable low footprint SPL SPI Flash support"
1424 depends on !SPI_FLASH_BAR
Vignesh Rf53872d2019-02-05 11:29:26 +05301425 default y if SPI_FLASH
Vignesh R3f5fb8b2019-02-05 11:29:25 +05301426 help
1427 Enable lightweight SPL SPI Flash support that supports just reading
1428 data/images from flash. No support to write/erase flash. Enable
1429 this if you have SPL size limitations and don't need full
1430 fledged SPI flash support.
1431
Vignesh R4d848c92019-02-05 11:29:20 +05301432config SPL_SPI_FLASH_SFDP_SUPPORT
1433 bool "SFDP table parsing support for SPI NOR flashes"
Vignesh R3f5fb8b2019-02-05 11:29:25 +05301434 depends on !SPI_FLASH_BAR && !SPL_SPI_FLASH_TINY
Vignesh R4d848c92019-02-05 11:29:20 +05301435 help
1436 Enable support for parsing and auto discovery of parameters for
1437 SPI NOR flashes using Serial Flash Discoverable Parameters (SFDP)
1438 tables as per JESD216 standard in SPL.
1439
Lukasz Majewski76f442982020-06-04 23:11:53 +08001440config SPL_SPI_FLASH_MTD
1441 bool "Support for SPI flash MTD drivers in SPL"
1442 help
1443 Enable support for SPI flash MTD drivers in SPL.
1444
Marek Vasute2542252018-04-07 16:05:27 +02001445config SPL_SPI_LOAD
1446 bool "Support loading from SPI flash"
Marek Vasute2542252018-04-07 16:05:27 +02001447 help
1448 Enable support for loading next stage, U-Boot or otherwise, from
1449 SPI NOR in U-Boot SPL.
1450
Vignesh R4d848c92019-02-05 11:29:20 +05301451endif # SPL_SPI_FLASH_SUPPORT
1452
Hannes Schmelzer38df9972019-08-22 15:41:46 +02001453config SYS_SPI_U_BOOT_OFFS
1454 hex "address of u-boot payload in SPI flash"
Andre Przywarae6d9fc02020-01-06 01:29:10 +00001455 default 0x8000 if ARCH_SUNXI
Hannes Schmelzer38df9972019-08-22 15:41:46 +02001456 default 0x0
1457 depends on SPL_SPI_LOAD || SPL_SPI_SUNXI
1458 help
1459 Address within SPI-Flash from where the u-boot payload is fetched
1460 from.
1461
Anshul Dalal4de50b52025-03-11 10:14:12 +05301462config SYS_SPI_KERNEL_OFFS
1463 hex "Falcon mode: address of kernel payload in SPI flash"
1464 depends on SPL_SPI_FLASH_SUPPORT && SPL_OS_BOOT
1465 help
1466 Address within SPI-Flash from where the kernel payload is fetched
1467 in falcon boot.
1468
1469config SYS_SPI_ARGS_OFFS
1470 hex "Falcon mode: address of args payload in SPI flash"
1471 depends on SPL_SPI_FLASH_SUPPORT && SPL_OS_BOOT
1472 help
1473 Address within SPI-Flash from where the args payload (usually the
1474 dtb) is fetched in falcon boot.
1475
1476config SYS_SPI_ARGS_SIZE
1477 hex "Falcon mode: size of args payload in SPI flash"
1478 depends on SPL_SPI_FLASH_SUPPORT && SPL_OS_BOOT
1479
Faiz Abbasae1627c2017-11-14 16:12:31 +05301480config SPL_THERMAL
1481 bool "Driver support for thermal devices"
1482 help
1483 Enable support for temperature-sensing devices. Some SoCs have on-chip
1484 temperature sensors to permit warnings, speed throttling or even
1485 automatic power-off when the temperature gets too high or low. Other
1486 devices may be discrete but connected on a suitable bus.
1487
Simon Glass1ba1d4e2021-07-10 21:14:28 -06001488config SPL_WATCHDOG
Simon Glass1e3911a2016-09-13 07:05:23 -06001489 bool "Support watchdog drivers"
Marek Vasut55ec91b2019-06-09 03:46:21 +02001490 imply SPL_WDT if !HW_WATCHDOG
Simon Glass1e3911a2016-09-13 07:05:23 -06001491 help
1492 Enable support for watchdog drivers in SPL. A watchdog is
1493 typically a hardware peripheral which can reset the system when it
1494 detects no activity for a while (such as a software crash). This
1495 enables the drivers in drivers/watchdog as part of an SPL build.
1496
1497config SPL_YMODEM_SUPPORT
1498 bool "Support loading using Ymodem"
Simon Glassf4d60392021-08-08 12:20:12 -06001499 depends on SPL_SERIAL
Simon Glass1e3911a2016-09-13 07:05:23 -06001500 help
1501 While loading from serial is slow it can be a useful backup when
1502 there is no other option. The Ymodem protocol provides a reliable
1503 means of transmitting U-Boot over a serial line for using in SPL,
1504 with a checksum to ensure correctness.
1505
Philipp Tomsichf6618812017-09-13 21:29:36 +02001506config SPL_ATF
Kever Yang6e79a912017-05-05 11:47:45 +08001507 bool "Support ARM Trusted Firmware"
Samuel Holland27b77832022-10-30 23:26:19 -05001508 depends on ARM64
1509 depends on SPL_LOAD_FIT && !SPL_FIT_IMAGE_TINY
Kever Yang6e79a912017-05-05 11:47:45 +08001510 help
Philipp Tomsichc4078af2018-01-02 21:16:43 +01001511 ATF(ARM Trusted Firmware) is a component for ARM AArch64 which
1512 is loaded by SPL (which is considered as BL2 in ATF terminology).
Peter Robinson32d26c72024-10-02 19:08:49 +01001513 More detail at: https://github.com/TrustedFirmware-A/trusted-firmware-a
Kever Yang6e79a912017-05-05 11:47:45 +08001514
Michael Walleafaf6ea2020-11-18 17:45:58 +01001515config SPL_ATF_LOAD_IMAGE_V2
1516 bool "Use the new LOAD_IMAGE_V2 parameter passing"
1517 depends on SPL_ATF
1518 help
1519 Some platforms use the newer LOAD_IMAGE_V2 parameter passing.
1520
1521 If you want to load a bl31 image from the SPL and need the new
1522 method, say Y.
1523
Philipp Tomsichc4078af2018-01-02 21:16:43 +01001524config SPL_ATF_NO_PLATFORM_PARAM
Michal Simek0606f9e2021-05-20 13:08:44 +02001525 bool "Pass no platform parameter"
Philipp Tomsichc4078af2018-01-02 21:16:43 +01001526 depends on SPL_ATF
1527 help
1528 While we expect to call a pointer to a valid FDT (or NULL)
1529 as the platform parameter to an ATF, some ATF versions are
1530 not U-Boot aware and have an insufficiently robust parameter
1531 validation to gracefully reject a FDT being passed.
1532
1533 If this option is enabled, the spl_atf os-type handler will
1534 always pass NULL for the platform parameter.
1535
1536 If your ATF is affected, say Y.
1537
Alex Kiernan10238ef2018-03-15 22:11:46 +00001538config SPL_AM33XX_ENABLE_RTC32K_OSC
1539 bool "Enable the RTC32K OSC on AM33xx based platforms"
Tom Rini78896ae2022-05-31 10:24:55 -04001540 depends on AM33XX
Alex Kiernan10238ef2018-03-15 22:11:46 +00001541 default y if AM33XX
1542 help
1543 Enable access to the AM33xx RTC and select the external 32kHz clock
1544 source.
1545
Patrick Delaunaya7ca4802021-09-02 11:56:16 +02001546config SPL_OPTEE_IMAGE
1547 bool "Support OP-TEE Trusted OS image in SPL"
Kever Yanga28d42c2018-08-23 17:17:59 +08001548 depends on ARM
Jagan Teki9bd34ac2022-11-03 11:49:47 +05301549 depends on SPL_LOAD_FIT || SPL_LOAD_FIT_FULL
Kever Yanga28d42c2018-08-23 17:17:59 +08001550 help
Patrick Delaunaya7ca4802021-09-02 11:56:16 +02001551 OP-TEE is an open source Trusted OS which is loaded by SPL.
Kever Yanga28d42c2018-08-23 17:17:59 +08001552 More detail at: https://github.com/OP-TEE/optee_os
1553
Lukas Auer515b9342019-08-21 21:14:44 +02001554config SPL_OPENSBI
1555 bool "Support RISC-V OpenSBI"
1556 depends on RISCV && SPL_RISCV_MMODE && RISCV_SMODE
Samuel Holland27b77832022-10-30 23:26:19 -05001557 depends on SPL_LOAD_FIT && !SPL_FIT_IMAGE_TINY
Lukas Auer515b9342019-08-21 21:14:44 +02001558 help
1559 OpenSBI is an open-source implementation of the RISC-V Supervisor Binary
1560 Interface (SBI) specification. U-Boot supports the OpenSBI FW_DYNAMIC
1561 firmware. It is loaded and started by U-Boot SPL.
1562
1563 More details are available at https://github.com/riscv/opensbi and
1564 https://github.com/riscv/riscv-sbi-doc
1565
1566config SPL_OPENSBI_LOAD_ADDR
1567 hex "OpenSBI load address"
1568 depends on SPL_OPENSBI
1569 help
1570 Load address of the OpenSBI binary.
1571
Nikita Shubind3d68062022-08-08 13:28:52 +03001572config SPL_OPENSBI_SCRATCH_OPTIONS
1573 hex "Scratch options passed to OpenSBI"
1574 default 0x1
1575 depends on SPL_OPENSBI
1576 help
Heinrich Schuchardta3587892023-07-04 02:14:21 +02001577 This bitmap of options is passed from U-Boot SPL to OpenSBI.
1578 As of OpenSBI 1.3 the following bits are defined:
1579 - SBI_SCRATCH_NO_BOOT_PRINTS = 0x1 (Disable prints during boot)
1580 - SBI_SCRATCH_DEBUG_PRINTS = 0x2 (Enable runtime debug prints)
Nikita Shubind3d68062022-08-08 13:28:52 +03001581
Tom Rini06d06f72022-05-27 17:13:52 -04001582config SPL_TARGET
1583 string "Addtional build targets for 'make'"
1584 default "spl/u-boot-spl.srec" if RCAR_GEN2
1585 default "spl/u-boot-spl.scif" if RCAR_GEN3
1586 default ""
1587 help
1588 On some platforms we need to have 'make' run additional build target
1589 rules. If required on your platform, enter it here, otherwise leave blank.
1590
Tom Rini2aa5e502022-05-30 17:11:23 -04001591
1592config SPL_AT91_MCK_BYPASS
1593 bool "Use external clock signal as a source of main clock for AT91 platforms"
1594 depends on ARCH_AT91
1595 help
1596 Use external 8 to 24 Mhz clock signal as source of main clock instead
1597 of an external crystal oscillator.
1598 This option disables the internal driving on the XOUT pin.
1599 The external source has to provide a stable clock on the XIN pin.
1600 If this option is disabled, the SoC expects a crystal oscillator
1601 that needs driving on both XIN and XOUT lines.
1602endmenu
1603
Tom Rini3c82f982017-05-22 19:21:57 +00001604config TPL
Tom Rini3c82f982017-05-22 19:21:57 +00001605 depends on SUPPORT_TPL
Tom Rini2aa5e502022-05-30 17:11:23 -04001606 bool "Enable TPL"
Tom Rini3c82f982017-05-22 19:21:57 +00001607 help
1608 If you want to build TPL as well as the normal image and SPL, say Y.
1609
Tom Rini0d989c82022-05-30 17:01:22 -04001610source "common/spl/Kconfig.tpl"
Tom Rini3c82f982017-05-22 19:21:57 +00001611
Simon Glasse7ca7da2022-04-30 00:56:53 -06001612config VPL
Simon Glasse7ca7da2022-04-30 00:56:53 -06001613 depends on SUPPORT_SPL
Tom Rini2aa5e502022-05-30 17:11:23 -04001614 bool "Enable VPL"
Simon Glasse7ca7da2022-04-30 00:56:53 -06001615 help
1616 If you want to build VPL as well as the normal image, TPL and SPL,
1617 say Y.
1618
Tom Rini0d989c82022-05-30 17:01:22 -04001619source "common/spl/Kconfig.vpl"