Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1 | menu "SPL / TPL" |
| 2 | |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 3 | config SUPPORT_SPL |
| 4 | bool |
| 5 | |
| 6 | config SUPPORT_TPL |
| 7 | bool |
| 8 | |
B, Ravi | 4cca5cf | 2017-05-04 15:45:29 +0530 | [diff] [blame] | 9 | config SPL_DFU_NO_RESET |
| 10 | bool |
| 11 | |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 12 | config SPL |
| 13 | bool |
| 14 | depends on SUPPORT_SPL |
| 15 | prompt "Enable SPL" |
| 16 | help |
| 17 | If you want to build SPL as well as the normal image, say Y. |
| 18 | |
Tom Rini | 623d67e | 2018-02-06 12:15:38 -0500 | [diff] [blame] | 19 | config SPL_FRAMEWORK |
| 20 | bool "Support SPL based upon the common SPL framework" |
| 21 | depends on SPL |
| 22 | default y |
| 23 | help |
| 24 | Enable the SPL framework under common/spl/. This framework |
| 25 | supports MMC, NAND and YMODEM and other methods loading of U-Boot |
| 26 | and the Linux Kernel. If unsure, say Y. |
| 27 | |
Philippe Reynes | c4510f4 | 2019-09-19 16:18:39 +0200 | [diff] [blame] | 28 | config SPL_FRAMEWORK_BOARD_INIT_F |
| 29 | bool "Define a generic function board_init_f" |
| 30 | depends on SPL_FRAMEWORK |
| 31 | help |
| 32 | Define a generic function board_init_f that: |
| 33 | - initialize the spl (spl_early_init) |
| 34 | - initialize the serial (preloader_console_init) |
| 35 | Unless you want to provide your own board_init_f, you should say Y. |
| 36 | |
Simon Goldschmidt | c272283 | 2019-05-24 22:07:04 +0200 | [diff] [blame] | 37 | config SPL_SIZE_LIMIT |
Simon Glass | a8f0c94 | 2019-09-25 08:56:28 -0600 | [diff] [blame] | 38 | hex "Maximum size of SPL image" |
Simon Goldschmidt | c272283 | 2019-05-24 22:07:04 +0200 | [diff] [blame] | 39 | depends on SPL |
Ovidiu Panait | b723262 | 2020-09-25 21:12:56 +0300 | [diff] [blame] | 40 | default 0x11000 if ARCH_MX6 && !MX6_OCRAM_256KB |
| 41 | default 0x31000 if ARCH_MX6 && MX6_OCRAM_256KB |
| 42 | default 0x0 |
Simon Goldschmidt | c272283 | 2019-05-24 22:07:04 +0200 | [diff] [blame] | 43 | help |
| 44 | Specifies the maximum length of the U-Boot SPL image. |
| 45 | If this value is zero, it is ignored. |
| 46 | |
| 47 | config SPL_SIZE_LIMIT_SUBTRACT_GD |
| 48 | bool "SPL image size check: provide space for global data" |
| 49 | depends on SPL_SIZE_LIMIT > 0 |
| 50 | help |
| 51 | If enabled, aligned size of global data is reserved in |
| 52 | SPL_SIZE_LIMIT check to ensure such an image does not overflow SRAM |
| 53 | if SPL_SIZE_LIMIT describes the size of SRAM available for SPL when |
| 54 | pre-reloc global data is put into this SRAM, too. |
| 55 | |
| 56 | config SPL_SIZE_LIMIT_SUBTRACT_MALLOC |
| 57 | bool "SPL image size check: provide space for malloc() pool before relocation" |
| 58 | depends on SPL_SIZE_LIMIT > 0 |
| 59 | help |
| 60 | If enabled, SPL_SYS_MALLOC_F_LEN is reserved in SPL_SIZE_LIMIT check |
| 61 | to ensure such an image does not overflow SRAM if SPL_SIZE_LIMIT |
| 62 | describes the size of SRAM available for SPL when pre-reloc malloc |
| 63 | pool is put into this SRAM, too. |
| 64 | |
| 65 | config SPL_SIZE_LIMIT_PROVIDE_STACK |
| 66 | hex "SPL image size check: provide stack space before relocation" |
| 67 | depends on SPL_SIZE_LIMIT > 0 |
| 68 | default 0 |
| 69 | help |
| 70 | If set, this size is reserved in SPL_SIZE_LIMIT check to ensure such |
| 71 | an image does not overflow SRAM if SPL_SIZE_LIMIT describes the size |
| 72 | of SRAM available for SPL when the stack required before reolcation |
| 73 | uses this SRAM, too. |
| 74 | |
Simon Goldschmidt | 0b82085 | 2019-07-16 22:30:36 +0200 | [diff] [blame] | 75 | config SPL_SYS_STACK_F_CHECK_BYTE |
| 76 | hex |
| 77 | default 0xaa |
| 78 | help |
| 79 | Constant used to check the stack |
| 80 | |
| 81 | config SPL_SYS_REPORT_STACK_F_USAGE |
| 82 | depends on SPL_SIZE_LIMIT_PROVIDE_STACK != 0 |
| 83 | bool "Check and report stack usage in SPL before relocation" |
| 84 | help |
| 85 | If this option is enabled, the initial SPL stack is filled with 0xaa |
| 86 | very early, up to the size configured with |
| 87 | SPL_SIZE_LIMIT_PROVIDE_STACK. |
| 88 | Later when SPL is done using this initial stack and switches to a |
| 89 | stack in DRAM, the actually used size of this initial stack is |
| 90 | reported by examining the memory and searching for the lowest |
| 91 | occurrence of non 0xaa bytes. |
| 92 | This default implementation works for stacks growing down only. |
| 93 | |
Simon Glass | 58254e0 | 2021-07-05 16:32:57 -0600 | [diff] [blame] | 94 | config SPL_SHOW_ERRORS |
| 95 | bool "Show more information when something goes wrong" |
| 96 | help |
| 97 | This enabled more verbose error messages and checking when something |
| 98 | goes wrong in SPL. For example, it shows the error code when U-Boot |
| 99 | cannot be located. This can help to diagnose the problem and figure |
| 100 | out a fix, particularly during development. |
| 101 | |
| 102 | This adds a small amount to SPL code size, perhaps 100 bytes. |
| 103 | |
Alison Wang | b846d18 | 2019-12-04 06:21:55 +0000 | [diff] [blame] | 104 | menu "PowerPC and LayerScape SPL Boot options" |
Tom Rini | e5678e4 | 2019-06-01 14:20:25 -0400 | [diff] [blame] | 105 | |
| 106 | config SPL_NAND_BOOT |
| 107 | bool "Load SPL from NAND flash" |
Alison Wang | b846d18 | 2019-12-04 06:21:55 +0000 | [diff] [blame] | 108 | depends on PPC && (SUPPORT_SPL && !SPL_FRAMEWORK) |
Tom Rini | e5678e4 | 2019-06-01 14:20:25 -0400 | [diff] [blame] | 109 | |
| 110 | config SPL_MMC_BOOT |
| 111 | bool "Load SPL from SD Card / eMMC" |
Alison Wang | b846d18 | 2019-12-04 06:21:55 +0000 | [diff] [blame] | 112 | depends on PPC && (SUPPORT_SPL && !SPL_FRAMEWORK) |
Tom Rini | e5678e4 | 2019-06-01 14:20:25 -0400 | [diff] [blame] | 113 | |
| 114 | config SPL_SPI_BOOT |
| 115 | bool "Load SPL from SPI flash" |
Alison Wang | b846d18 | 2019-12-04 06:21:55 +0000 | [diff] [blame] | 116 | depends on PPC && (SUPPORT_SPL && !SPL_FRAMEWORK) |
Tom Rini | e5678e4 | 2019-06-01 14:20:25 -0400 | [diff] [blame] | 117 | |
| 118 | config SPL_FSL_PBL |
| 119 | bool "Create SPL in Freescale PBI format" |
Alison Wang | b846d18 | 2019-12-04 06:21:55 +0000 | [diff] [blame] | 120 | depends on (PPC || ARCH_LS1021A || ARCH_LS1043A || ARCH_LS1046A) && \ |
| 121 | SUPPORT_SPL |
Tom Rini | e5678e4 | 2019-06-01 14:20:25 -0400 | [diff] [blame] | 122 | help |
| 123 | Create boot binary having SPL binary in PBI format concatenated with |
| 124 | u-boot binary. |
| 125 | |
| 126 | endmenu |
| 127 | |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 128 | config HANDOFF |
| 129 | bool "Pass hand-off information from SPL to U-Boot proper" |
Ovidiu Panait | f97049f | 2020-11-28 10:43:19 +0200 | [diff] [blame] | 130 | depends on SPL && BLOBLIST |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 131 | help |
| 132 | It is useful to be able to pass information from SPL to U-Boot |
| 133 | proper to preserve state that is known in SPL and is needed in U-Boot. |
| 134 | Enable this to locate the handoff information in U-Boot proper, early |
| 135 | in boot. It is available in gd->handoff. The state state is set up |
| 136 | in SPL (or TPL if that is being used). |
| 137 | |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 138 | if SPL |
| 139 | |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 140 | config SPL_HANDOFF |
| 141 | bool "Pass hand-off information from SPL to U-Boot proper" |
Simon Glass | 540ee8d | 2019-09-25 08:11:17 -0600 | [diff] [blame] | 142 | depends on HANDOFF && SPL_BLOBLIST |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 143 | default y |
| 144 | help |
| 145 | This option enables SPL to write handoff information. This can be |
| 146 | used to pass information like the size of SDRAM from SPL to U-Boot |
| 147 | proper. Also SPL can receive information from TPL in the same place |
| 148 | if that is enabled. |
| 149 | |
Philipp Tomsich | be1c53a | 2017-07-28 19:20:49 +0200 | [diff] [blame] | 150 | config SPL_LDSCRIPT |
| 151 | string "Linker script for the SPL stage" |
Tom Rini | 067b9ff | 2020-03-11 18:11:11 -0400 | [diff] [blame] | 152 | default "arch/\$(ARCH)/cpu/u-boot-spl.lds" |
Philipp Tomsich | be1c53a | 2017-07-28 19:20:49 +0200 | [diff] [blame] | 153 | help |
| 154 | The SPL stage will usually require a different linker-script |
| 155 | (as it runs from a different memory region) than the regular |
| 156 | U-Boot stage. Set this to the path of the linker-script to |
| 157 | be used for SPL. |
| 158 | |
Simon Goldschmidt | cc4078c | 2018-09-30 14:31:53 +0200 | [diff] [blame] | 159 | config SPL_TEXT_BASE |
| 160 | hex "SPL Text Base" |
| 161 | default ISW_ENTRY_ADDR if AM43XX || AM33XX || OMAP54XX || ARCH_KEYSTONE |
Andre Przywara | d38c8ad | 2019-05-27 01:45:11 +0100 | [diff] [blame] | 162 | default 0x10060 if MACH_SUN50I || MACH_SUN50I_H5 || MACH_SUN9I |
Jernej Skrabec | da8ae61 | 2021-01-11 21:11:34 +0100 | [diff] [blame] | 163 | default 0x20060 if SUN50I_GEN_H6 |
Andre Przywara | d38c8ad | 2019-05-27 01:45:11 +0100 | [diff] [blame] | 164 | default 0x00060 if ARCH_SUNXI |
Michal Simek | ad336ea | 2019-09-11 08:49:31 +0200 | [diff] [blame] | 165 | default 0xfffc0000 if ARCH_ZYNQMP |
Simon Goldschmidt | cc4078c | 2018-09-30 14:31:53 +0200 | [diff] [blame] | 166 | default 0x0 |
| 167 | help |
| 168 | The address in memory that SPL will be running from. |
| 169 | |
Ley Foon Tan | 48fcc4a | 2017-05-03 17:13:32 +0800 | [diff] [blame] | 170 | config SPL_BOARD_INIT |
Ley Foon Tan | 48fcc4a | 2017-05-03 17:13:32 +0800 | [diff] [blame] | 171 | bool "Call board-specific initialization in SPL" |
| 172 | help |
| 173 | If this option is enabled, U-Boot will call the function |
| 174 | spl_board_init() from board_init_r(). This function should be |
| 175 | provided by the board. |
| 176 | |
Philipp Tomsich | 83ad702 | 2017-06-22 23:38:36 +0200 | [diff] [blame] | 177 | config SPL_BOOTROM_SUPPORT |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 178 | bool "Support returning to the BOOTROM" |
Philipp Tomsich | 83ad702 | 2017-06-22 23:38:36 +0200 | [diff] [blame] | 179 | help |
| 180 | Some platforms (e.g. the Rockchip RK3368) provide support in their |
| 181 | ROM for loading the next boot-stage after performing basic setup |
| 182 | from the SPL stage. |
| 183 | |
| 184 | Enable this option, to return to the BOOTROM through the |
| 185 | BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the |
| 186 | boot device list, if not implemented for a given board) |
| 187 | |
Lukasz Majewski | 97c995d | 2018-05-02 16:10:50 +0200 | [diff] [blame] | 188 | config SPL_BOOTCOUNT_LIMIT |
| 189 | bool "Support bootcount in SPL" |
Philippe Reynes | 8d82a20 | 2020-12-11 19:56:47 +0100 | [diff] [blame] | 190 | depends on SPL_ENV_SUPPORT && !TPL_BOOTCOUNT_LIMIT |
Lukasz Majewski | 97c995d | 2018-05-02 16:10:50 +0200 | [diff] [blame] | 191 | help |
| 192 | On some boards, which use 'falcon' mode, it is necessary to check |
| 193 | and increment the number of boot attempts. Such boards do not |
| 194 | use proper U-Boot for normal boot flow and hence needs those |
| 195 | adjustments to be done in the SPL. |
| 196 | |
Andrew F. Davis | b4be3c3 | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 197 | config SPL_RAW_IMAGE_SUPPORT |
| 198 | bool "Support SPL loading and booting of RAW images" |
Simon Glass | 081a45a | 2021-08-08 12:20:17 -0600 | [diff] [blame] | 199 | default n if (ARCH_MX6 && (SPL_MMC || SPL_SATA)) |
Andrew F. Davis | 1c97f1e | 2017-02-16 11:18:40 -0600 | [diff] [blame] | 200 | default y if !TI_SECURE_DEVICE |
Andrew F. Davis | b4be3c3 | 2017-02-16 11:18:38 -0600 | [diff] [blame] | 201 | help |
| 202 | SPL will support loading and booting a RAW image when this option |
| 203 | is y. If this is not set, SPL will move on to other available |
| 204 | boot media to find a suitable image. |
| 205 | |
Andrew F. Davis | 7463034 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 206 | config SPL_LEGACY_IMAGE_SUPPORT |
| 207 | bool "Support SPL loading and booting of Legacy images" |
Tom Rini | 6c9771e | 2019-05-23 07:14:08 -0400 | [diff] [blame] | 208 | default y if !TI_SECURE_DEVICE && !SPL_LOAD_FIT |
Andrew F. Davis | 7463034 | 2017-02-16 11:18:39 -0600 | [diff] [blame] | 209 | help |
| 210 | SPL will support loading and booting Legacy images when this option |
| 211 | is y. If this is not set, SPL will move on to other available |
| 212 | boot media to find a suitable image. |
| 213 | |
Simon Goldschmidt | 1714047 | 2019-02-10 21:34:37 +0100 | [diff] [blame] | 214 | config SPL_LEGACY_IMAGE_CRC_CHECK |
| 215 | bool "Check CRC of Legacy images" |
| 216 | depends on SPL_LEGACY_IMAGE_SUPPORT |
Simon Glass | efc1223 | 2021-07-14 17:05:32 -0500 | [diff] [blame] | 217 | select SPL_CRC32 |
Simon Goldschmidt | 1714047 | 2019-02-10 21:34:37 +0100 | [diff] [blame] | 218 | help |
| 219 | Enable this to check the CRC of Legacy images. While this increases |
| 220 | reliability, it affects both code size and boot duration. |
| 221 | If disabled, Legacy images are booted if the image magic and size |
| 222 | are correct, without further integrity checks. |
| 223 | |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 224 | config SPL_SYS_MALLOC_SIMPLE |
| 225 | bool |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 226 | prompt "Only use malloc_simple functions in the SPL" |
| 227 | help |
| 228 | Say Y here to only use the *_simple malloc functions from |
| 229 | malloc_simple.c, rather then using the versions from dlmalloc.c; |
| 230 | this will make the SPL binary smaller at the cost of more heap |
| 231 | usage as the *_simple malloc functions do not re-use free-ed mem. |
| 232 | |
Philipp Tomsich | 0c8e75c | 2017-06-30 18:57:25 +0200 | [diff] [blame] | 233 | config TPL_SYS_MALLOC_SIMPLE |
| 234 | bool |
| 235 | prompt "Only use malloc_simple functions in the TPL" |
Adam Ford | 43a1e2d | 2019-08-13 14:32:30 -0500 | [diff] [blame] | 236 | depends on TPL |
Philipp Tomsich | 0c8e75c | 2017-06-30 18:57:25 +0200 | [diff] [blame] | 237 | help |
| 238 | Say Y here to only use the *_simple malloc functions from |
| 239 | malloc_simple.c, rather then using the versions from dlmalloc.c; |
| 240 | this will make the TPL binary smaller at the cost of more heap |
| 241 | usage as the *_simple malloc functions do not re-use free-ed mem. |
| 242 | |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 243 | config SPL_STACK_R |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 244 | bool "Enable SDRAM location for SPL stack" |
| 245 | help |
| 246 | SPL starts off execution in SRAM and thus typically has only a small |
| 247 | stack available. Since SPL sets up DRAM while in its board_init_f() |
| 248 | function, it is possible for the stack to move there before |
| 249 | board_init_r() is reached. This option enables a special SDRAM |
| 250 | location for the SPL stack. U-Boot SPL switches to this after |
| 251 | board_init_f() completes, and before board_init_r() starts. |
| 252 | |
| 253 | config SPL_STACK_R_ADDR |
| 254 | depends on SPL_STACK_R |
| 255 | hex "SDRAM location for SPL stack" |
Tom Rini | c37e0cf | 2017-09-17 11:44:49 -0400 | [diff] [blame] | 256 | default 0x82000000 if ARCH_OMAP2PLUS |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 257 | help |
| 258 | Specify the address in SDRAM for the SPL stack. This will be set up |
| 259 | before board_init_r() is called. |
| 260 | |
| 261 | config SPL_STACK_R_MALLOC_SIMPLE_LEN |
| 262 | depends on SPL_STACK_R && SPL_SYS_MALLOC_SIMPLE |
| 263 | hex "Size of malloc_simple heap after switching to DRAM SPL stack" |
| 264 | default 0x100000 |
| 265 | help |
| 266 | Specify the amount of the stack to use as memory pool for |
| 267 | malloc_simple after switching the stack to DRAM. This may be set |
| 268 | to give board_init_r() a larger heap then the initial heap in |
| 269 | SRAM which is limited to SYS_MALLOC_F_LEN bytes. |
| 270 | |
| 271 | config SPL_SEPARATE_BSS |
Simon Glass | ffe1976 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 272 | bool "BSS section is in a different memory region from text" |
| 273 | help |
| 274 | Some platforms need a large BSS region in SPL and can provide this |
| 275 | because RAM is already set up. In this case BSS can be moved to RAM. |
| 276 | This option should then be enabled so that the correct device tree |
| 277 | location is used. Normally we put the device tree at the end of BSS |
| 278 | but with this option enabled, it goes at _image_binary_end. |
| 279 | |
Simon Glass | 5b21b34 | 2021-03-15 17:25:35 +1300 | [diff] [blame] | 280 | config SPL_READ_ONLY |
| 281 | bool |
| 282 | depends on SPL_OF_PLATDATA |
| 283 | # Bind cannot be supported because the udevice structs are in read-only |
| 284 | # memory so we cannot update the linked lists. |
| 285 | select SPL_OF_PLATDATA_NO_BIND |
| 286 | select SPL_OF_PLATDATA_RT |
| 287 | help |
| 288 | Some platforms (e.g. x86 Apollo Lake) load SPL into a read-only |
| 289 | section of memory. This means that of-platdata must make a copy (in |
| 290 | writeable memory) of anything it wants to modify, such as |
| 291 | device-private data. |
| 292 | |
Simon Glass | 6324cce | 2018-11-15 18:43:57 -0700 | [diff] [blame] | 293 | config SPL_BANNER_PRINT |
| 294 | bool "Enable output of the SPL banner 'U-Boot SPL ...'" |
| 295 | default y |
| 296 | help |
| 297 | If this option is enabled, SPL will print the banner with version |
Thomas Hebb | fd37f24 | 2019-11-13 18:18:03 -0800 | [diff] [blame] | 298 | info. Disabling this option could be useful to reduce SPL boot time |
Simon Glass | 6324cce | 2018-11-15 18:43:57 -0700 | [diff] [blame] | 299 | (e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud). |
| 300 | |
| 301 | config TPL_BANNER_PRINT |
| 302 | bool "Enable output of the TPL banner 'U-Boot TPL ...'" |
Adam Ford | 43a1e2d | 2019-08-13 14:32:30 -0500 | [diff] [blame] | 303 | depends on TPL |
Simon Glass | 6324cce | 2018-11-15 18:43:57 -0700 | [diff] [blame] | 304 | default y |
Anatolij Gustschin | 6fe74d2 | 2018-01-25 18:45:22 +0100 | [diff] [blame] | 305 | help |
Thomas Hebb | fd37f24 | 2019-11-13 18:18:03 -0800 | [diff] [blame] | 306 | If this option is enabled, TPL will print the banner with version |
| 307 | info. Disabling this option could be useful to reduce TPL boot time |
Simon Glass | 6324cce | 2018-11-15 18:43:57 -0700 | [diff] [blame] | 308 | (e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud). |
Anatolij Gustschin | 6fe74d2 | 2018-01-25 18:45:22 +0100 | [diff] [blame] | 309 | |
Andreas Dannenberg | aa4ad4b | 2019-06-04 17:55:45 -0500 | [diff] [blame] | 310 | config SPL_EARLY_BSS |
| 311 | depends on ARM && !ARM64 |
| 312 | bool "Allows initializing BSS early before entering board_init_f" |
| 313 | help |
| 314 | On some platform we have sufficient memory available early on to |
| 315 | allow setting up and using a basic BSS prior to entering |
| 316 | board_init_f. Activating this option will also de-activate the |
| 317 | clearing of BSS during the SPL relocation process, thus allowing |
| 318 | to carry state from board_init_f to board_init_r by way of BSS. |
| 319 | |
Simon Glass | f481ab1 | 2016-09-24 18:19:56 -0600 | [diff] [blame] | 320 | config SPL_DISPLAY_PRINT |
Simon Glass | f481ab1 | 2016-09-24 18:19:56 -0600 | [diff] [blame] | 321 | bool "Display a board-specific message in SPL" |
| 322 | help |
| 323 | If this option is enabled, U-Boot will call the function |
| 324 | spl_display_print() immediately after displaying the SPL console |
| 325 | banner ("U-Boot SPL ..."). This function should be provided by |
| 326 | the board. |
| 327 | |
Semen Protsenko | 7e3ba48 | 2016-11-16 19:19:05 +0200 | [diff] [blame] | 328 | config SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR |
| 329 | bool "MMC raw mode: by sector" |
Fabio Estevam | 22a1fab | 2018-06-11 15:08:05 -0300 | [diff] [blame] | 330 | default y if ARCH_SUNXI || ARCH_DAVINCI || ARCH_UNIPHIER || \ |
| 331 | ARCH_MX6 || ARCH_MX7 || \ |
Semen Protsenko | 7e3ba48 | 2016-11-16 19:19:05 +0200 | [diff] [blame] | 332 | ARCH_ROCKCHIP || ARCH_MVEBU || ARCH_SOCFPGA || \ |
| 333 | ARCH_AT91 || ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \ |
Bin Meng | e9ead4a | 2021-03-17 11:10:58 +0800 | [diff] [blame] | 334 | OMAP44XX || OMAP54XX || AM33XX || AM43XX || \ |
Green Wan | 2e5da52 | 2021-05-27 06:52:13 -0700 | [diff] [blame] | 335 | TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED |
Semen Protsenko | 7e3ba48 | 2016-11-16 19:19:05 +0200 | [diff] [blame] | 336 | help |
| 337 | Use sector number for specifying U-Boot location on MMC/SD in |
| 338 | raw mode. |
| 339 | |
| 340 | config SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR |
| 341 | hex "Address on the MMC to load U-Boot from" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 342 | depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR |
Andre Przywara | d42cbee | 2021-01-11 21:11:39 +0100 | [diff] [blame] | 343 | default 0x40 if ARCH_SUNXI |
Semen Protsenko | 7e3ba48 | 2016-11-16 19:19:05 +0200 | [diff] [blame] | 344 | default 0x75 if ARCH_DAVINCI |
Fabio Estevam | 22a1fab | 2018-06-11 15:08:05 -0300 | [diff] [blame] | 345 | default 0x8a if ARCH_MX6 || ARCH_MX7 |
Kever Yang | 6cc131d | 2017-11-02 15:16:34 +0800 | [diff] [blame] | 346 | default 0x100 if ARCH_UNIPHIER |
Pali Rohár | cf97b82 | 2021-07-23 11:14:29 +0200 | [diff] [blame] | 347 | default 0x0 if ARCH_MVEBU |
Semen Protsenko | 7e3ba48 | 2016-11-16 19:19:05 +0200 | [diff] [blame] | 348 | default 0x200 if ARCH_SOCFPGA || ARCH_AT91 |
| 349 | default 0x300 if ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || OMAP44XX || \ |
Lokesh Vutla | 9bdec00 | 2018-08-27 15:57:08 +0530 | [diff] [blame] | 350 | OMAP54XX || AM33XX || AM43XX || ARCH_K3 |
Kever Yang | 6cc131d | 2017-11-02 15:16:34 +0800 | [diff] [blame] | 351 | default 0x4000 if ARCH_ROCKCHIP |
Green Wan | 2e5da52 | 2021-05-27 06:52:13 -0700 | [diff] [blame] | 352 | default 0x822 if TARGET_SIFIVE_UNLEASHED || TARGET_SIFIVE_UNMATCHED |
Semen Protsenko | 7e3ba48 | 2016-11-16 19:19:05 +0200 | [diff] [blame] | 353 | help |
| 354 | Address on the MMC to load U-Boot from, when the MMC is being used |
| 355 | in raw mode. Units: MMC sectors (1 sector = 512 bytes). |
| 356 | |
Baruch Siach | fef81be | 2020-01-15 09:08:08 +0200 | [diff] [blame] | 357 | config SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET |
| 358 | hex "U-Boot main hardware partition image offset" |
| 359 | depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR |
Andre Przywara | d42cbee | 2021-01-11 21:11:39 +0100 | [diff] [blame] | 360 | default 0x10 if ARCH_SUNXI |
Baruch Siach | fef81be | 2020-01-15 09:08:08 +0200 | [diff] [blame] | 361 | default 0x0 |
| 362 | help |
| 363 | On some platforms SPL location depends on hardware partition. The ROM |
| 364 | code skips the MBR sector when loading SPL from main hardware data |
| 365 | partition. This adds offset to the main U-Boot image. Set this symbol |
| 366 | to the number of skipped sectors. |
| 367 | |
| 368 | If unsure, leave the default. |
| 369 | |
Dalon Westergreen | f5ba985 | 2017-02-10 17:15:35 -0800 | [diff] [blame] | 370 | config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION |
| 371 | bool "MMC Raw mode: by partition" |
Dalon Westergreen | f5ba985 | 2017-02-10 17:15:35 -0800 | [diff] [blame] | 372 | help |
| 373 | Use a partition for loading U-Boot when using MMC/SD in raw mode. |
| 374 | |
| 375 | config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION |
| 376 | hex "Partition to use to load U-Boot from" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 377 | depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION |
Dalon Westergreen | f5ba985 | 2017-02-10 17:15:35 -0800 | [diff] [blame] | 378 | default 1 |
| 379 | help |
| 380 | Partition on the MMC to load U-Boot from when the MMC is being |
| 381 | used in raw mode |
| 382 | |
Dalon Westergreen | 8d770f4 | 2017-02-10 17:15:34 -0800 | [diff] [blame] | 383 | config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE |
| 384 | bool "MMC raw mode: by partition type" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 385 | depends on DOS_PARTITION && SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION |
Dalon Westergreen | 8d770f4 | 2017-02-10 17:15:34 -0800 | [diff] [blame] | 386 | help |
| 387 | Use partition type for specifying U-Boot partition on MMC/SD in |
| 388 | raw mode. U-Boot will be loaded from the first partition of this |
| 389 | type to be found. |
| 390 | |
| 391 | config SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE |
| 392 | hex "Partition Type on the MMC to load U-Boot from" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 393 | depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE |
Dalon Westergreen | 8d770f4 | 2017-02-10 17:15:34 -0800 | [diff] [blame] | 394 | help |
| 395 | Partition Type on the MMC to load U-Boot from, when the MMC is being |
| 396 | used in raw mode. |
| 397 | |
Anatolij Gustschin | 137b873 | 2019-10-18 21:38:33 +0200 | [diff] [blame] | 398 | config SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG |
| 399 | bool "Override eMMC EXT_CSC_PART_CONFIG by user defined partition" |
| 400 | depends on SUPPORT_EMMC_BOOT |
| 401 | help |
| 402 | eMMC boot partition is normally configured by the bits of the EXT_CSD |
| 403 | register (EXT_CSC_PART_CONFIG), BOOT_PARTITION_ENABLE field. In some |
| 404 | cases it might be required in SPL to load the image from different |
| 405 | partition than the partition selected by EXT_CSC_PART_CONFIG register. |
| 406 | Enable this option if you intend to use an eMMC boot partition other |
| 407 | then selected via EXT_CSC_PART_CONFIG register and specify the custom |
| 408 | partition number by the CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION |
| 409 | option. |
| 410 | |
| 411 | config SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION |
| 412 | int "Number of the eMMC boot partition to use" |
| 413 | depends on SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG |
| 414 | default 1 |
| 415 | help |
| 416 | eMMC boot partition number to use when the eMMC in raw mode and |
| 417 | the eMMC EXT_CSC_PART_CONFIG selection should be overridden in SPL |
| 418 | by user defined partition number. |
| 419 | |
Simon Glass | efc1223 | 2021-07-14 17:05:32 -0500 | [diff] [blame] | 420 | config SPL_CRC32 |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 421 | bool "Support CRC32" |
Simon Glass | 577226c | 2021-09-25 19:43:24 -0600 | [diff] [blame] | 422 | default y if SPL_LEGACY_IMAGE_SUPPORT || SPL_EFI_PARTITION |
| 423 | default y if SPL_ENV_SUPPORT || TPL_BLOBLIST |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 424 | help |
Simon Goldschmidt | 1714047 | 2019-02-10 21:34:37 +0100 | [diff] [blame] | 425 | Enable this to support CRC32 in uImages or FIT images within SPL. |
| 426 | This is a 32-bit checksum value that can be used to verify images. |
| 427 | For FIT images, this is the least secure type of checksum, suitable |
| 428 | for detected accidental image corruption. For secure applications you |
| 429 | should consider SHA1 or SHA256. |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 430 | |
Simon Glass | e025c65 | 2021-07-14 17:05:33 -0500 | [diff] [blame] | 431 | config SPL_MD5 |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 432 | bool "Support MD5" |
| 433 | depends on SPL_FIT |
| 434 | help |
| 435 | Enable this to support MD5 in FIT images within SPL. An MD5 |
| 436 | checksum is a 128-bit hash value used to check that the image |
| 437 | contents have not been corrupted. Note that MD5 is not considered |
| 438 | secure as it is possible (with a brute-force attack) to adjust the |
| 439 | image while still retaining the same MD5 hash value. For secure |
| 440 | applications where images may be changed maliciously, you should |
Reuben Dowle | 1908fd9 | 2020-04-16 17:36:52 +1200 | [diff] [blame] | 441 | consider SHA256 or SHA384. |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 442 | |
Philipp Tomsich | 4faa011 | 2017-11-24 13:26:03 +0100 | [diff] [blame] | 443 | config SPL_FIT_IMAGE_TINY |
| 444 | bool "Remove functionality from SPL FIT loading to reduce size" |
| 445 | depends on SPL_FIT |
Jernej Skrabec | da8ae61 | 2021-01-11 21:11:34 +0100 | [diff] [blame] | 446 | default y if MACH_SUN50I || MACH_SUN50I_H5 || SUN50I_GEN_H6 |
Ye Li | d08aeb6 | 2018-11-20 10:19:15 +0000 | [diff] [blame] | 447 | default y if ARCH_IMX8M |
Philipp Tomsich | 4faa011 | 2017-11-24 13:26:03 +0100 | [diff] [blame] | 448 | help |
| 449 | Enable this to reduce the size of the FIT image loading code |
| 450 | in SPL, if space for the SPL binary is very tight. |
| 451 | |
Samuel Holland | e646f51 | 2020-10-21 21:12:13 -0500 | [diff] [blame] | 452 | This skips the recording of each loaded payload |
Philipp Tomsich | 4faa011 | 2017-11-24 13:26:03 +0100 | [diff] [blame] | 453 | (i.e. loadable) into the FDT (modifying the loaded FDT to |
| 454 | ensure this information is available to the next image |
| 455 | invoked). |
| 456 | |
Simon Glass | de3fd53 | 2021-08-08 12:20:15 -0600 | [diff] [blame] | 457 | config SPL_CACHE |
Rick Chen | 8b4ee5f | 2019-11-14 13:52:26 +0800 | [diff] [blame] | 458 | bool "Support CACHE drivers" |
| 459 | help |
| 460 | Enable CACHE drivers in SPL. These drivers can keep data so that |
| 461 | future requests for that data can be served faster. Enable this option |
| 462 | to build the drivers in drivers/cache as part of an SPL build. |
| 463 | |
Simon Glass | 2f00216 | 2021-03-15 18:11:18 +1300 | [diff] [blame] | 464 | config SPL_CPU |
Simon Glass | eca677f | 2017-01-16 07:03:29 -0700 | [diff] [blame] | 465 | bool "Support CPU drivers" |
Simon Glass | eca677f | 2017-01-16 07:03:29 -0700 | [diff] [blame] | 466 | help |
| 467 | Enable this to support CPU drivers in SPL. These drivers can set |
| 468 | up CPUs and provide information about them such as the model and |
| 469 | name. This can be useful in SPL since setting up the CPUs earlier |
| 470 | may improve boot performance. Enable this option to build the |
| 471 | drivers in drivers/cpu as part of an SPL build. |
| 472 | |
Simon Glass | a8437ce | 2021-07-10 21:14:25 -0600 | [diff] [blame] | 473 | config SPL_CRYPTO |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 474 | bool "Support crypto drivers" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 475 | help |
| 476 | Enable crypto drivers in SPL. These drivers can be used to |
| 477 | accelerate secure boot processing in secure applications. Enable |
| 478 | this option to build the drivers in drivers/crypto as part of an |
| 479 | SPL build. |
| 480 | |
Vignesh Raghavendra | 3d2ba9c | 2019-11-15 17:00:41 +0530 | [diff] [blame] | 481 | config SPL_DMA |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 482 | bool "Support DMA drivers" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 483 | help |
| 484 | Enable DMA (direct-memory-access) drivers in SPL. These drivers |
| 485 | can be used to handle memory-to-peripheral data transfer without |
| 486 | the CPU moving the data. Enable this option to build the drivers |
| 487 | in drivers/dma as part of an SPL build. |
| 488 | |
Simon Glass | 284cb9c | 2021-07-10 21:14:31 -0600 | [diff] [blame] | 489 | config SPL_DRIVERS_MISC |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 490 | bool "Support misc drivers" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 491 | help |
| 492 | Enable miscellaneous drivers in SPL. These drivers perform various |
| 493 | tasks that don't fall nicely into other categories, Enable this |
| 494 | option to build the drivers in drivers/misc as part of an SPL |
| 495 | build, for those that support building in SPL (not all drivers do). |
| 496 | |
| 497 | config SPL_ENV_SUPPORT |
| 498 | bool "Support an environment" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 499 | help |
| 500 | Enable environment support in SPL. The U-Boot environment provides |
| 501 | a number of settings (essentially name/value pairs) which can |
| 502 | control many aspects of U-Boot's operation. Normally this is not |
| 503 | needed in SPL as it has a much simpler task with less |
| 504 | configuration. But some boards use this to support 'Falcon' boot |
| 505 | on EXT2 and FAT, where SPL boots directly into Linux without |
Simon Glass | 64b723f | 2017-08-03 12:22:12 -0600 | [diff] [blame] | 506 | starting U-Boot first. Enabling this option will make env_get() |
Simon Glass | 6a38e41 | 2017-08-03 12:22:09 -0600 | [diff] [blame] | 507 | and env_set() available in SPL. |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 508 | |
B, Ravi | e94b024 | 2016-09-28 14:46:18 +0530 | [diff] [blame] | 509 | config SPL_SAVEENV |
| 510 | bool "Support save environment" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 511 | depends on SPL_ENV_SUPPORT |
Jean-Jacques Hiblot | d053167 | 2018-01-04 15:23:32 +0100 | [diff] [blame] | 512 | select SPL_MMC_WRITE if ENV_IS_IN_MMC |
B, Ravi | e94b024 | 2016-09-28 14:46:18 +0530 | [diff] [blame] | 513 | help |
| 514 | Enable save environment support in SPL after setenv. By default |
| 515 | the saveenv option is not provided in SPL, but some boards need |
| 516 | this support in 'Falcon' boot, where SPL need to boot from |
| 517 | different images based on environment variable set by OS. For |
| 518 | example OS may set "reboot_image" environment variable to |
| 519 | "recovery" inorder to boot recovery image by SPL. The SPL read |
| 520 | "reboot_image" and act accordingly and change the reboot_image |
Shyam Saini | efe757c | 2018-06-07 19:47:19 +0530 | [diff] [blame] | 521 | to default mode using setenv and save the environment. |
B, Ravi | e94b024 | 2016-09-28 14:46:18 +0530 | [diff] [blame] | 522 | |
Simon Glass | e5cd9a4 | 2021-07-10 21:14:26 -0600 | [diff] [blame] | 523 | config SPL_ETH |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 524 | bool "Support Ethernet" |
| 525 | depends on SPL_ENV_SUPPORT |
Simon Glass | 1d92624 | 2021-08-08 12:20:31 -0600 | [diff] [blame] | 526 | depends on SPL_NET |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 527 | help |
| 528 | Enable access to the network subsystem and associated Ethernet |
| 529 | drivers in SPL. This permits SPL to load U-Boot over an Ethernet |
| 530 | link rather than from an on-board peripheral. Environment support |
| 531 | is required since the network stack uses a number of environment |
Simon Glass | 041a0ac | 2021-08-08 12:20:30 -0600 | [diff] [blame] | 532 | variables. See also SPL_NET. |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 533 | |
Tien Fong Chee | 6091dd1 | 2019-01-23 14:20:05 +0800 | [diff] [blame] | 534 | config SPL_FS_EXT4 |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 535 | bool "Support EXT filesystems" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 536 | help |
| 537 | Enable support for EXT2/3/4 filesystems with SPL. This permits |
| 538 | U-Boot (or Linux in Falcon mode) to be loaded from an EXT |
| 539 | filesystem from within SPL. Support for the underlying block |
| 540 | device (e.g. MMC or USB) must be enabled separately. |
| 541 | |
Joao Marcos Costa | 29da374 | 2020-07-30 15:33:47 +0200 | [diff] [blame] | 542 | config SPL_FS_SQUASHFS |
| 543 | bool "Support SquashFS filesystems" |
| 544 | select FS_SQUASHFS |
| 545 | help |
| 546 | Enable support for SquashFS filesystems with SPL. This permits |
| 547 | U-Boot (or Linux in Falcon mode) to be loaded from a SquashFS |
| 548 | filesystem from within SPL. Support for the underlying block |
| 549 | device (e.g. MMC or USB) must be enabled separately. |
| 550 | |
Tien Fong Chee | 6fd0a71 | 2019-01-23 14:20:03 +0800 | [diff] [blame] | 551 | config SPL_FS_FAT |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 552 | bool "Support FAT filesystems" |
Sekhar Nori | 1909a7b | 2017-06-02 17:53:59 +0530 | [diff] [blame] | 553 | select FS_FAT |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 554 | help |
| 555 | Enable support for FAT and VFAT filesystems with SPL. This |
| 556 | permits U-Boot (or Linux in Falcon mode) to be loaded from a FAT |
| 557 | filesystem from within SPL. Support for the underlying block |
| 558 | device (e.g. MMC or USB) must be enabled separately. |
| 559 | |
Tien Fong Chee | 87fda0c | 2019-01-23 14:20:04 +0800 | [diff] [blame] | 560 | config SPL_FAT_WRITE |
| 561 | bool "Support write for FAT filesystems" |
| 562 | help |
| 563 | Enable write support for FAT and VFAT filesystems with SPL. |
| 564 | Support for the underlying block device (e.g. MMC or USB) must be |
| 565 | enabled separately. |
| 566 | |
Michal Simek | 1aab114 | 2020-09-09 14:41:56 +0200 | [diff] [blame] | 567 | config SPL_FPGA |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 568 | bool "Support FPGAs" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 569 | help |
| 570 | Enable support for FPGAs in SPL. Field-programmable Gate Arrays |
| 571 | provide software-configurable hardware which is typically used to |
| 572 | implement peripherals (such as UARTs, LCD displays, MMC) or |
| 573 | accelerate custom processing functions, such as image processing |
| 574 | or machine learning. Sometimes it is useful to program the FPGA |
| 575 | as early as possible during boot, and this option can enable that |
| 576 | within SPL. |
| 577 | |
Simon Glass | 035939e | 2021-07-10 21:14:30 -0600 | [diff] [blame] | 578 | config SPL_GPIO |
Simon Glass | 592d5b9 | 2018-11-15 18:43:55 -0700 | [diff] [blame] | 579 | bool "Support GPIO in SPL" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 580 | help |
| 581 | Enable support for GPIOs (General-purpose Input/Output) in SPL. |
| 582 | GPIOs allow U-Boot to read the state of an input line (high or |
| 583 | low) and set the state of an output line. This can be used to |
| 584 | drive LEDs, control power to various system parts and read user |
| 585 | input. GPIOs can be useful in SPL to enable a 'sign-of-life' LED, |
| 586 | for example. Enable this option to build the drivers in |
| 587 | drivers/gpio as part of an SPL build. |
| 588 | |
Simon Glass | bccfc2e | 2021-07-10 21:14:36 -0600 | [diff] [blame] | 589 | config SPL_I2C |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 590 | bool "Support I2C" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 591 | help |
| 592 | Enable support for the I2C (Inter-Integrated Circuit) bus in SPL. |
| 593 | I2C works with a clock and data line which can be driven by a |
| 594 | one or more masters or slaves. It is a fairly complex bus but is |
| 595 | widely used as it only needs two lines for communication. Speeds of |
| 596 | 400kbps are typical but up to 3.4Mbps is supported by some |
| 597 | hardware. I2C can be useful in SPL to configure power management |
| 598 | ICs (PMICs) before raising the CPU clock speed, for example. |
| 599 | Enable this option to build the drivers in drivers/i2c as part of |
| 600 | an SPL build. |
| 601 | |
| 602 | config SPL_LIBCOMMON_SUPPORT |
| 603 | bool "Support common libraries" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 604 | help |
| 605 | Enable support for common U-Boot libraries within SPL. These |
| 606 | libraries include common code to deal with U-Boot images, |
| 607 | environment and USB, for example. This option is enabled on many |
| 608 | boards. Enable this option to build the code in common/ as part of |
| 609 | an SPL build. |
| 610 | |
| 611 | config SPL_LIBDISK_SUPPORT |
Simon Goldschmidt | 6206705 | 2018-08-16 09:44:55 +0200 | [diff] [blame] | 612 | bool "Support disk partitions" |
Tom Rini | 1794ae6 | 2018-12-05 08:23:38 -0500 | [diff] [blame] | 613 | select PARTITIONS |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 614 | help |
| 615 | Enable support for disk partitions within SPL. 'Disk' is something |
| 616 | of a misnomer as it includes non-spinning media such as flash (as |
| 617 | used in MMC and USB sticks). Partitions provide a way for a disk |
| 618 | to be split up into separate regions, with a partition table placed |
| 619 | at the start or end which describes the location and size of each |
| 620 | 'partition'. These partitions are typically uses as individual block |
| 621 | devices, typically with an EXT2 or FAT filesystem in each. This |
| 622 | option enables whatever partition support has been enabled in |
| 623 | U-Boot to also be used in SPL. It brings in the code in disk/. |
| 624 | |
| 625 | config SPL_LIBGENERIC_SUPPORT |
| 626 | bool "Support generic libraries" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 627 | help |
| 628 | Enable support for generic U-Boot libraries within SPL. These |
| 629 | libraries include generic code to deal with device tree, hashing, |
| 630 | printf(), compression and the like. This option is enabled on many |
| 631 | boards. Enable this option to build the code in lib/ as part of an |
| 632 | SPL build. |
| 633 | |
Lokesh Vutla | 2aeb934 | 2018-08-27 15:57:49 +0530 | [diff] [blame] | 634 | config SPL_DM_MAILBOX |
| 635 | bool "Support Mailbox" |
| 636 | help |
| 637 | Enable support for Mailbox within SPL. This enable the inter |
| 638 | processor communication protocols tobe used within SPL. Enable |
| 639 | this option to build the drivers in drivers/mailbox as part of |
| 640 | SPL build. |
| 641 | |
Simon Glass | b58bfe0 | 2021-08-08 12:20:09 -0600 | [diff] [blame] | 642 | config SPL_MMC |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 643 | bool "Support MMC" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 644 | depends on MMC |
Tom Rini | 1794ae6 | 2018-12-05 08:23:38 -0500 | [diff] [blame] | 645 | select HAVE_BLOCK_DEVICE |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 646 | help |
| 647 | Enable support for MMC (Multimedia Card) within SPL. This enables |
| 648 | the MMC protocol implementation and allows any enabled drivers to |
| 649 | be used within SPL. MMC can be used with or without disk partition |
| 650 | support depending on the application (SPL_LIBDISK_SUPPORT). Enable |
| 651 | this option to build the drivers in drivers/mmc as part of an SPL |
| 652 | build. |
| 653 | |
Adam Ford | 98a87cf | 2020-07-03 10:17:30 -0500 | [diff] [blame] | 654 | config SYS_MMCSD_FS_BOOT_PARTITION |
| 655 | int "MMC Boot Partition" |
| 656 | default 1 |
| 657 | help |
| 658 | Partition on the MMC to load U-Boot from when the MMC is being |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 659 | used in fs mode |
Adam Ford | 98a87cf | 2020-07-03 10:17:30 -0500 | [diff] [blame] | 660 | |
Ezequiel Garcia | 6698318 | 2019-05-25 19:25:21 -0300 | [diff] [blame] | 661 | config SPL_MMC_TINY |
| 662 | bool "Tiny MMC framework in SPL" |
Simon Glass | b58bfe0 | 2021-08-08 12:20:09 -0600 | [diff] [blame] | 663 | depends on SPL_MMC |
Ezequiel Garcia | 6698318 | 2019-05-25 19:25:21 -0300 | [diff] [blame] | 664 | help |
| 665 | Enable MMC framework tinification support. This option is useful if |
| 666 | if your SPL is extremely size constrained. Heed the warning, enable |
| 667 | this option if and only if you know exactly what you are doing, if |
| 668 | you are reading this help text, you most likely have no idea :-) |
| 669 | |
| 670 | The MMC framework is reduced to bare minimum to be useful. No malloc |
| 671 | support is needed for the MMC framework operation with this option |
| 672 | enabled. The framework supports exactly one MMC device and exactly |
| 673 | one MMC driver. The MMC driver can be adjusted to avoid any malloc |
| 674 | operations too, which can remove the need for malloc support in SPL |
| 675 | and thus further reduce footprint. |
| 676 | |
Jean-Jacques Hiblot | d053167 | 2018-01-04 15:23:32 +0100 | [diff] [blame] | 677 | config SPL_MMC_WRITE |
| 678 | bool "MMC/SD/SDIO card support for write operations in SPL" |
Simon Glass | b58bfe0 | 2021-08-08 12:20:09 -0600 | [diff] [blame] | 679 | depends on SPL_MMC |
Jean-Jacques Hiblot | d053167 | 2018-01-04 15:23:32 +0100 | [diff] [blame] | 680 | help |
| 681 | Enable write access to MMC and SD Cards in SPL |
| 682 | |
| 683 | |
Simon Glass | 6457106 | 2021-08-08 12:20:16 -0600 | [diff] [blame] | 684 | config SPL_MPC8XXX_INIT_DDR |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 685 | bool "Support MPC8XXX DDR init" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 686 | help |
| 687 | Enable support for DDR-SDRAM (double-data-rate synchronous dynamic |
| 688 | random-access memory) on the MPC8XXX family within SPL. This |
| 689 | allows DRAM to be set up before loading U-Boot into that DRAM, |
| 690 | where it can run. |
| 691 | |
| 692 | config SPL_MTD_SUPPORT |
| 693 | bool "Support MTD drivers" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 694 | help |
| 695 | Enable support for MTD (Memory Technology Device) within SPL. MTD |
| 696 | provides a block interface over raw NAND and can also be used with |
| 697 | SPI flash. This allows SPL to load U-Boot from supported MTD |
| 698 | devices. See SPL_NAND_SUPPORT and SPL_ONENAND_SUPPORT for how |
| 699 | to enable specific MTD drivers. |
| 700 | |
Simon Glass | 762b997 | 2021-07-10 21:14:27 -0600 | [diff] [blame] | 701 | config SPL_MUSB_NEW |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 702 | bool "Support new Mentor Graphics USB" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 703 | help |
| 704 | Enable support for Mentor Graphics USB in SPL. This is a new |
| 705 | driver used by some boards. Enable this option to build |
| 706 | the drivers in drivers/usb/musb-new as part of an SPL build. The |
| 707 | old drivers are in drivers/usb/musb. |
| 708 | |
| 709 | config SPL_NAND_SUPPORT |
| 710 | bool "Support NAND flash" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 711 | help |
| 712 | Enable support for NAND (Negative AND) flash in SPL. NAND flash |
| 713 | can be used to allow SPL to load U-Boot from supported devices. |
Miquel Raynal | 1f1ae15 | 2018-08-16 17:30:07 +0200 | [diff] [blame] | 714 | This enables the drivers in drivers/mtd/nand/raw as part of an SPL |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 715 | build. |
| 716 | |
Adam Ford | 3a38377 | 2020-07-03 08:09:44 -0500 | [diff] [blame] | 717 | config SPL_NAND_DRIVERS |
| 718 | bool "Use standard NAND driver" |
| 719 | help |
| 720 | SPL uses normal NAND drivers, not minimal drivers. |
| 721 | |
| 722 | config SPL_NAND_ECC |
| 723 | bool "Include standard software ECC in the SPL" |
| 724 | |
| 725 | config SPL_NAND_SIMPLE |
| 726 | bool "Support simple NAND drivers in SPL" |
| 727 | help |
| 728 | Support for NAND boot using simple NAND drivers that |
| 729 | expose the cmd_ctrl() interface. |
| 730 | |
Adam Ford | 5e56ad0 | 2020-07-03 08:09:45 -0500 | [diff] [blame] | 731 | config SPL_NAND_BASE |
| 732 | depends on SPL_NAND_DRIVERS |
| 733 | bool "Use Base NAND Driver" |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 734 | help |
| 735 | Include nand_base.c in the SPL. |
Adam Ford | 5e56ad0 | 2020-07-03 08:09:45 -0500 | [diff] [blame] | 736 | |
| 737 | config SPL_NAND_IDENT |
| 738 | depends on SPL_NAND_BASE |
| 739 | bool "Use chip ID to identify NAND flash" |
| 740 | help |
| 741 | SPL uses the chip ID list to identify the NAND flash. |
| 742 | |
Markus Klotzbuecher | f5aa176 | 2019-05-15 15:15:57 +0200 | [diff] [blame] | 743 | config SPL_UBI |
| 744 | bool "Support UBI" |
| 745 | help |
| 746 | Enable support for loading payloads from UBI. See |
| 747 | README.ubispl for more info. |
| 748 | |
Lukasz Majewski | 7766ce0 | 2019-09-09 12:06:46 +0200 | [diff] [blame] | 749 | if SPL_DM |
| 750 | config SPL_DM_SPI |
| 751 | bool "Support SPI DM drivers in SPL" |
| 752 | help |
| 753 | Enable support for SPI DM drivers in SPL. |
| 754 | |
Lukasz Majewski | 76f44298 | 2020-06-04 23:11:53 +0800 | [diff] [blame] | 755 | config SPL_DM_SPI_FLASH |
| 756 | bool "Support SPI DM FLASH drivers in SPL" |
| 757 | help |
| 758 | Enable support for SPI DM flash drivers in SPL. |
| 759 | |
Lukasz Majewski | 7766ce0 | 2019-09-09 12:06:46 +0200 | [diff] [blame] | 760 | endif |
Markus Klotzbuecher | f5aa176 | 2019-05-15 15:15:57 +0200 | [diff] [blame] | 761 | if SPL_UBI |
Hamish Guthrie | 3ce740d | 2019-05-15 15:15:59 +0200 | [diff] [blame] | 762 | config SPL_UBI_LOAD_BY_VOLNAME |
| 763 | bool "Support loading volumes by name" |
| 764 | help |
| 765 | This enables support for loading UBI volumes by name. When this |
| 766 | is set, CONFIG_SPL_UBI_LOAD_MONITOR_VOLNAME can be used to |
| 767 | configure the volume name from which to load U-Boot. |
| 768 | |
Markus Klotzbuecher | f5aa176 | 2019-05-15 15:15:57 +0200 | [diff] [blame] | 769 | config SPL_UBI_MAX_VOL_LEBS |
| 770 | int "Maximum number of LEBs per volume" |
| 771 | depends on SPL_UBI |
| 772 | help |
| 773 | The maximum number of logical eraseblocks which a static volume |
| 774 | to load can contain. Used for sizing the scan data structure. |
| 775 | |
| 776 | config SPL_UBI_MAX_PEB_SIZE |
| 777 | int "Maximum PEB size" |
| 778 | depends on SPL_UBI |
| 779 | help |
| 780 | The maximum physical erase block size. |
| 781 | |
| 782 | config SPL_UBI_MAX_PEBS |
| 783 | int "Maximum number of PEBs" |
| 784 | depends on SPL_UBI |
| 785 | help |
| 786 | The maximum physical erase block size. If not overridden by |
| 787 | board code, this value will be used as the actual number of PEBs. |
| 788 | |
| 789 | config SPL_UBI_PEB_OFFSET |
| 790 | int "Offset to first UBI PEB" |
| 791 | depends on SPL_UBI |
| 792 | help |
| 793 | The offset in number of PEBs from the start of flash to the first |
| 794 | PEB part of the UBI image. |
| 795 | |
| 796 | config SPL_UBI_VID_OFFSET |
| 797 | int "Offset to VID header" |
| 798 | depends on SPL_UBI |
| 799 | |
| 800 | config SPL_UBI_LEB_START |
| 801 | int "Offset to LEB in PEB" |
| 802 | depends on SPL_UBI |
| 803 | help |
| 804 | The offset in bytes to the LEB within a PEB. |
| 805 | |
| 806 | config SPL_UBI_INFO_ADDR |
| 807 | hex "Address to place UBI scan info" |
| 808 | depends on SPL_UBI |
| 809 | help |
| 810 | Address for ubispl to place the scan info. Read README.ubispl to |
| 811 | determine the required size |
| 812 | |
| 813 | config SPL_UBI_VOL_IDS |
| 814 | int "Maximum volume id" |
| 815 | depends on SPL_UBI |
| 816 | help |
| 817 | The maximum volume id which can be loaded. Used for sizing the |
| 818 | scan data structure. |
| 819 | |
| 820 | config SPL_UBI_LOAD_MONITOR_ID |
| 821 | int "id of U-Boot volume" |
| 822 | depends on SPL_UBI |
| 823 | help |
| 824 | The UBI volume id from which to load U-Boot |
| 825 | |
Hamish Guthrie | 3ce740d | 2019-05-15 15:15:59 +0200 | [diff] [blame] | 826 | config SPL_UBI_LOAD_MONITOR_VOLNAME |
| 827 | string "volume name of U-Boot volume" |
| 828 | depends on SPL_UBI_LOAD_BY_VOLNAME |
| 829 | help |
| 830 | The UBI volume name from which to load U-Boot |
| 831 | |
Markus Klotzbuecher | f5aa176 | 2019-05-15 15:15:57 +0200 | [diff] [blame] | 832 | config SPL_UBI_LOAD_KERNEL_ID |
| 833 | int "id of kernel volume" |
| 834 | depends on SPL_OS_BOOT && SPL_UBI |
| 835 | help |
| 836 | The UBI volume id from which to load the kernel |
| 837 | |
| 838 | config SPL_UBI_LOAD_ARGS_ID |
| 839 | int "id of kernel args volume" |
| 840 | depends on SPL_OS_BOOT && SPL_UBI |
| 841 | help |
| 842 | The UBI volume id from which to load the device tree |
| 843 | |
Markus Klotzbuecher | cfe40f4 | 2019-05-15 15:16:00 +0200 | [diff] [blame] | 844 | config UBI_SPL_SILENCE_MSG |
| 845 | bool "silence UBI SPL messages" |
Markus Klotzbuecher | cfe40f4 | 2019-05-15 15:16:00 +0200 | [diff] [blame] | 846 | help |
| 847 | Disable messages from UBI SPL. This leaves warnings |
| 848 | and errors enabled. |
Markus Klotzbuecher | f5aa176 | 2019-05-15 15:15:57 +0200 | [diff] [blame] | 849 | |
| 850 | endif # if SPL_UBI |
| 851 | |
Simon Glass | 041a0ac | 2021-08-08 12:20:30 -0600 | [diff] [blame] | 852 | config SPL_NET |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 853 | bool "Support networking" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 854 | help |
| 855 | Enable support for network devices (such as Ethernet) in SPL. |
| 856 | This permits SPL to load U-Boot over a network link rather than |
| 857 | from an on-board peripheral. Environment support is required since |
| 858 | the network stack uses a number of environment variables. See also |
Simon Glass | e5cd9a4 | 2021-07-10 21:14:26 -0600 | [diff] [blame] | 859 | SPL_ETH. |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 860 | |
Simon Glass | 041a0ac | 2021-08-08 12:20:30 -0600 | [diff] [blame] | 861 | if SPL_NET |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 862 | config SPL_NET_VCI_STRING |
| 863 | string "BOOTP Vendor Class Identifier string sent by SPL" |
| 864 | help |
| 865 | As defined by RFC 2132 the vendor class identifier field can be |
| 866 | sent by the client to identify the vendor type and configuration |
| 867 | of a client. This is often used in practice to allow for the DHCP |
| 868 | server to specify different files to load depending on if the ROM, |
| 869 | SPL or U-Boot itself makes the request |
Simon Glass | 041a0ac | 2021-08-08 12:20:30 -0600 | [diff] [blame] | 870 | endif # if SPL_NET |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 871 | |
| 872 | config SPL_NO_CPU_SUPPORT |
| 873 | bool "Drop CPU code in SPL" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 874 | help |
| 875 | This is specific to the ARM926EJ-S CPU. It disables the standard |
| 876 | start.S start-up code, presumably so that a replacement can be |
| 877 | used on that CPU. You should not enable it unless you know what |
| 878 | you are doing. |
| 879 | |
| 880 | config SPL_NOR_SUPPORT |
| 881 | bool "Support NOR flash" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 882 | help |
| 883 | Enable support for loading U-Boot from memory-mapped NOR (Negative |
| 884 | OR) flash in SPL. NOR flash is slow to write but fast to read, and |
| 885 | a memory-mapped device makes it very easy to access. Loading from |
| 886 | NOR is typically achieved with just a memcpy(). |
| 887 | |
Vikas Manocha | 9e58265 | 2017-05-28 12:55:11 -0700 | [diff] [blame] | 888 | config SPL_XIP_SUPPORT |
| 889 | bool "Support XIP" |
| 890 | depends on SPL |
| 891 | help |
| 892 | Enable support for execute in place of U-Boot or kernel image. There |
| 893 | is no need to copy image from flash to ram if flash supports execute |
| 894 | in place. Its very useful in systems having enough flash but not |
| 895 | enough ram to load the image. |
| 896 | |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 897 | config SPL_ONENAND_SUPPORT |
| 898 | bool "Support OneNAND flash" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 899 | help |
| 900 | Enable support for OneNAND (Negative AND) flash in SPL. OneNAND is |
| 901 | a type of NAND flash and therefore can be used to allow SPL to |
| 902 | load U-Boot from supported devices. This enables the drivers in |
| 903 | drivers/mtd/onenand as part of an SPL build. |
| 904 | |
Heiko Schocher | 1d12ba2 | 2016-10-06 07:55:15 +0200 | [diff] [blame] | 905 | config SPL_OS_BOOT |
| 906 | bool "Activate Falcon Mode" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 907 | depends on !TI_SECURE_DEVICE |
Heiko Schocher | 1d12ba2 | 2016-10-06 07:55:15 +0200 | [diff] [blame] | 908 | help |
| 909 | Enable booting directly to an OS from SPL. |
| 910 | for more info read doc/README.falcon |
| 911 | |
Heiko Schocher | 6592893 | 2016-10-06 07:55:16 +0200 | [diff] [blame] | 912 | if SPL_OS_BOOT |
| 913 | config SYS_OS_BASE |
| 914 | hex "addr, where OS is found" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 915 | depends on SPL_NOR_SUPPORT |
Heiko Schocher | 6592893 | 2016-10-06 07:55:16 +0200 | [diff] [blame] | 916 | help |
| 917 | Specify the address, where the OS image is found, which |
| 918 | gets booted. |
| 919 | |
| 920 | endif # SPL_OS_BOOT |
| 921 | |
Alexandru Gagniuc | 99426c8 | 2021-12-30 10:39:59 -0600 | [diff] [blame] | 922 | config SPL_FALCON_BOOT_MMCSD |
| 923 | bool "Enable Falcon boot from MMC or SD media" |
| 924 | depends on SPL_OS_BOOT && SPL_MMC |
| 925 | help |
| 926 | Select this if the Falcon mode OS image mode is on MMC or SD media. |
| 927 | |
| 928 | config SYS_MMCSD_RAW_MODE_KERNEL_SECTOR |
| 929 | hex "Falcon mode: Sector to load kernel uImage from MMC" |
| 930 | depends on SPL_FALCON_BOOT_MMCSD |
| 931 | help |
| 932 | When Falcon mode is used with an MMC or SD media, SPL needs to know |
| 933 | where to look for the kernel uImage. The image is expected to begin |
| 934 | at the raw MMC specified in this config. |
| 935 | Note that the Falcon mode image can also be a FIT, if FIT support is |
| 936 | enabled. |
| 937 | |
York Sun | 5349267 | 2018-06-14 14:38:48 -0700 | [diff] [blame] | 938 | config SPL_PAYLOAD |
| 939 | string "SPL payload" |
| 940 | default "tpl/u-boot-with-tpl.bin" if TPL |
| 941 | default "u-boot.bin" |
| 942 | help |
Chris Packham | 37bc316 | 2019-01-13 22:13:20 +1300 | [diff] [blame] | 943 | Payload for SPL boot. For backward compatibility, default to |
York Sun | 5349267 | 2018-06-14 14:38:48 -0700 | [diff] [blame] | 944 | u-boot.bin, i.e. RAW image without any header. In case of |
| 945 | TPL, tpl/u-boot-with-tpl.bin. For new boards, suggest to |
| 946 | use u-boot.img. |
| 947 | |
Sekhar Nori | 9108d92 | 2018-12-06 15:40:08 +0530 | [diff] [blame] | 948 | config SPL_PCI |
Simon Glass | 6569f3a | 2017-01-16 07:03:30 -0700 | [diff] [blame] | 949 | bool "Support PCI drivers" |
Simon Glass | 6569f3a | 2017-01-16 07:03:30 -0700 | [diff] [blame] | 950 | help |
| 951 | Enable support for PCI in SPL. For platforms that need PCI to boot, |
| 952 | or must perform some init using PCI in SPL, this provides the |
| 953 | necessary driver support. This enables the drivers in drivers/pci |
| 954 | as part of an SPL build. |
| 955 | |
Simon Glass | ff67f23 | 2021-08-08 12:20:10 -0600 | [diff] [blame] | 956 | config SPL_PCH |
Simon Glass | 36258a5 | 2017-01-16 07:03:33 -0700 | [diff] [blame] | 957 | bool "Support PCH drivers" |
Simon Glass | 36258a5 | 2017-01-16 07:03:33 -0700 | [diff] [blame] | 958 | help |
| 959 | Enable support for PCH (Platform Controller Hub) devices in SPL. |
| 960 | These are used to set up GPIOs and the SPI peripheral early in |
| 961 | boot. This enables the drivers in drivers/pch as part of an SPL |
| 962 | build. |
| 963 | |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 964 | config SPL_POST_MEM_SUPPORT |
| 965 | bool "Support POST drivers" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 966 | help |
| 967 | Enable support for POST (Power-on Self Test) in SPL. POST is a |
| 968 | procedure that checks that the hardware (CPU or board) appears to |
| 969 | be functionally correctly. It is a sanity check that can be |
| 970 | performed before booting. This enables the drivers in post/drivers |
| 971 | as part of an SPL build. |
| 972 | |
Ley Foon Tan | 9caf712 | 2018-06-14 18:45:19 +0800 | [diff] [blame] | 973 | config SPL_DM_RESET |
Patrick Delaunay | 329827a | 2018-03-12 10:46:05 +0100 | [diff] [blame] | 974 | bool "Support reset drivers" |
| 975 | depends on SPL |
| 976 | help |
| 977 | Enable support for reset control in SPL. |
| 978 | That can be useful in SPL to handle IP reset in driver, as in U-Boot, |
| 979 | by using the generic reset API provided by driver model. |
| 980 | This enables the drivers in drivers/reset as part of an SPL build. |
| 981 | |
Simon Glass | e91ac4c | 2021-07-10 21:14:24 -0600 | [diff] [blame] | 982 | config SPL_POWER |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 983 | bool "Support power drivers" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 984 | help |
| 985 | Enable support for power control in SPL. This includes support |
| 986 | for PMICs (Power-management Integrated Circuits) and some of the |
| 987 | features provided by PMICs. In particular, voltage regulators can |
| 988 | be used to enable/disable power and vary its voltage. That can be |
| 989 | useful in SPL to turn on boot peripherals and adjust CPU voltage |
| 990 | so that the clock speed can be increased. This enables the drivers |
| 991 | in drivers/power, drivers/power/pmic and drivers/power/regulator |
| 992 | as part of an SPL build. |
| 993 | |
Peng Fan | 3775fed | 2018-07-27 10:20:37 +0800 | [diff] [blame] | 994 | config SPL_POWER_DOMAIN |
| 995 | bool "Support power domain drivers" |
Simon Glass | a0e4487 | 2021-08-08 12:20:29 -0600 | [diff] [blame] | 996 | select SPL_POWER |
Peng Fan | 3775fed | 2018-07-27 10:20:37 +0800 | [diff] [blame] | 997 | help |
| 998 | Enable support for power domain control in SPL. Many SoCs allow |
| 999 | power to be applied to or removed from portions of the SoC (power |
| 1000 | domains). This may be used to save power. This API provides the |
| 1001 | means to control such power management hardware. This enables |
| 1002 | the drivers in drivers/power/domain as part of a SPL build. |
| 1003 | |
Stefan Agner | cd01e64 | 2016-12-23 07:51:53 +0100 | [diff] [blame] | 1004 | config SPL_RAM_SUPPORT |
| 1005 | bool "Support booting from RAM" |
Trevor Woerner | 513f640 | 2020-05-06 08:02:41 -0400 | [diff] [blame] | 1006 | default y if MICROBLAZE || ARCH_SOCFPGA || ARCH_TEGRA || ARCH_ZYNQ |
Stefan Agner | cd01e64 | 2016-12-23 07:51:53 +0100 | [diff] [blame] | 1007 | help |
| 1008 | Enable booting of an image in RAM. The image can be preloaded or |
| 1009 | it can be loaded by SPL directly into RAM (e.g. using USB). |
| 1010 | |
Stefan Agner | e2eaac1 | 2016-12-23 07:51:52 +0100 | [diff] [blame] | 1011 | config SPL_RAM_DEVICE |
| 1012 | bool "Support booting from preloaded image in RAM" |
Stefan Agner | cd01e64 | 2016-12-23 07:51:53 +0100 | [diff] [blame] | 1013 | depends on SPL_RAM_SUPPORT |
Trevor Woerner | 513f640 | 2020-05-06 08:02:41 -0400 | [diff] [blame] | 1014 | default y if MICROBLAZE || ARCH_SOCFPGA || ARCH_TEGRA || ARCH_ZYNQ |
Stefan Agner | e2eaac1 | 2016-12-23 07:51:52 +0100 | [diff] [blame] | 1015 | help |
| 1016 | Enable booting of an image already loaded in RAM. The image has to |
| 1017 | be already in memory when SPL takes over, e.g. loaded by the boot |
| 1018 | ROM. |
| 1019 | |
Lokesh Vutla | 1a6f8e0 | 2018-08-27 15:57:53 +0530 | [diff] [blame] | 1020 | config SPL_REMOTEPROC |
| 1021 | bool "Support REMOTEPROCS" |
| 1022 | help |
| 1023 | Enable support for REMOTEPROCs in SPL. This permits to load |
| 1024 | a remote processor firmware in SPL. |
| 1025 | |
Simon Glass | 3198531 | 2021-08-08 12:20:11 -0600 | [diff] [blame] | 1026 | config SPL_RTC |
Simon Glass | b69691b | 2017-01-16 07:03:31 -0700 | [diff] [blame] | 1027 | bool "Support RTC drivers" |
Simon Glass | b69691b | 2017-01-16 07:03:31 -0700 | [diff] [blame] | 1028 | help |
| 1029 | Enable RTC (Real-time Clock) support in SPL. This includes support |
| 1030 | for reading and setting the time. Some RTC devices also have some |
| 1031 | non-volatile (battery-backed) memory which is accessible if |
| 1032 | needed. This enables the drivers in drivers/rtc as part of an SPL |
| 1033 | build. |
| 1034 | |
Simon Glass | 081a45a | 2021-08-08 12:20:17 -0600 | [diff] [blame] | 1035 | config SPL_SATA |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1036 | bool "Support loading from SATA" |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1037 | help |
| 1038 | Enable support for SATA (Serial AT attachment) in SPL. This allows |
| 1039 | use of SATA devices such as hard drives and flash drivers for |
| 1040 | loading U-Boot. SATA is used in higher-end embedded systems and |
| 1041 | can provide higher performance than MMC , at somewhat higher |
| 1042 | expense and power consumption. This enables loading from SATA |
| 1043 | using a configured device. |
| 1044 | |
Baruch Siach | c9eff6a | 2019-07-14 17:54:21 +0300 | [diff] [blame] | 1045 | config SPL_SATA_RAW_U_BOOT_USE_SECTOR |
| 1046 | bool "SATA raw mode: by sector" |
Simon Glass | 081a45a | 2021-08-08 12:20:17 -0600 | [diff] [blame] | 1047 | depends on SPL_SATA |
Pali Rohár | cf97b82 | 2021-07-23 11:14:29 +0200 | [diff] [blame] | 1048 | default y if ARCH_MVEBU |
Baruch Siach | c9eff6a | 2019-07-14 17:54:21 +0300 | [diff] [blame] | 1049 | help |
| 1050 | Use sector number for specifying U-Boot location on SATA disk in |
| 1051 | raw mode. |
| 1052 | |
| 1053 | config SPL_SATA_RAW_U_BOOT_SECTOR |
| 1054 | hex "Sector on the SATA disk to load U-Boot from" |
| 1055 | depends on SPL_SATA_RAW_U_BOOT_USE_SECTOR |
Pali Rohár | cf97b82 | 2021-07-23 11:14:29 +0200 | [diff] [blame] | 1056 | default 0x1 if ARCH_MVEBU |
Baruch Siach | c9eff6a | 2019-07-14 17:54:21 +0300 | [diff] [blame] | 1057 | help |
| 1058 | Sector on the SATA disk to load U-Boot from, when the SATA disk is being |
| 1059 | used in raw mode. Units: SATA disk sectors (1 sector = 512 bytes). |
| 1060 | |
Simon Glass | f4d6039 | 2021-08-08 12:20:12 -0600 | [diff] [blame] | 1061 | config SPL_SERIAL |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1062 | bool "Support serial" |
Alex Kiernan | 5b40428 | 2018-04-19 04:32:54 +0000 | [diff] [blame] | 1063 | select SPL_PRINTF |
| 1064 | select SPL_STRTO |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1065 | help |
| 1066 | Enable support for serial in SPL. This allows use of a serial UART |
| 1067 | for displaying messages while SPL is running. It also brings in |
| 1068 | printf() and panic() functions. This should normally be enabled |
| 1069 | unless there are space reasons not to. Even then, consider |
Simon Glass | 7611ac6 | 2019-09-25 08:56:27 -0600 | [diff] [blame] | 1070 | enabling SPL_USE_TINY_PRINTF which is a small printf() version. |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1071 | |
Simon Glass | a582047 | 2021-08-08 12:20:14 -0600 | [diff] [blame] | 1072 | config SPL_SPI |
Simon Goldschmidt | 3a02533 | 2019-10-25 16:22:09 +0200 | [diff] [blame] | 1073 | bool "Support SPI drivers" |
| 1074 | help |
| 1075 | Enable support for using SPI in SPL. This is used for connecting |
| 1076 | to SPI flash for loading U-Boot. See SPL_SPI_FLASH_SUPPORT for |
| 1077 | more details on that. The SPI driver provides the transport for |
| 1078 | data between the SPI flash and the CPU. This option can be used to |
| 1079 | enable SPI drivers that are needed for other purposes also, such |
| 1080 | as a SPI PMIC. |
| 1081 | |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1082 | config SPL_SPI_FLASH_SUPPORT |
| 1083 | bool "Support SPI flash drivers" |
Simon Glass | a582047 | 2021-08-08 12:20:14 -0600 | [diff] [blame] | 1084 | depends on SPL_SPI |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1085 | help |
| 1086 | Enable support for using SPI flash in SPL, and loading U-Boot from |
| 1087 | SPI flash. SPI flash (Serial Peripheral Bus flash) is named after |
| 1088 | the SPI bus that is used to connect it to a system. It is a simple |
| 1089 | but fast bidirectional 4-wire bus (clock, chip select and two data |
| 1090 | lines). This enables the drivers in drivers/mtd/spi as part of an |
Simon Glass | a582047 | 2021-08-08 12:20:14 -0600 | [diff] [blame] | 1091 | SPL build. This normally requires SPL_SPI. |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1092 | |
Vignesh R | 4d848c9 | 2019-02-05 11:29:20 +0530 | [diff] [blame] | 1093 | if SPL_SPI_FLASH_SUPPORT |
| 1094 | |
Vignesh R | 3f5fb8b | 2019-02-05 11:29:25 +0530 | [diff] [blame] | 1095 | config SPL_SPI_FLASH_TINY |
| 1096 | bool "Enable low footprint SPL SPI Flash support" |
| 1097 | depends on !SPI_FLASH_BAR |
Vignesh R | f53872d | 2019-02-05 11:29:26 +0530 | [diff] [blame] | 1098 | default y if SPI_FLASH |
Vignesh R | 3f5fb8b | 2019-02-05 11:29:25 +0530 | [diff] [blame] | 1099 | help |
| 1100 | Enable lightweight SPL SPI Flash support that supports just reading |
| 1101 | data/images from flash. No support to write/erase flash. Enable |
| 1102 | this if you have SPL size limitations and don't need full |
| 1103 | fledged SPI flash support. |
| 1104 | |
Vignesh R | 4d848c9 | 2019-02-05 11:29:20 +0530 | [diff] [blame] | 1105 | config SPL_SPI_FLASH_SFDP_SUPPORT |
| 1106 | bool "SFDP table parsing support for SPI NOR flashes" |
Vignesh R | 3f5fb8b | 2019-02-05 11:29:25 +0530 | [diff] [blame] | 1107 | depends on !SPI_FLASH_BAR && !SPL_SPI_FLASH_TINY |
Vignesh R | 4d848c9 | 2019-02-05 11:29:20 +0530 | [diff] [blame] | 1108 | help |
| 1109 | Enable support for parsing and auto discovery of parameters for |
| 1110 | SPI NOR flashes using Serial Flash Discoverable Parameters (SFDP) |
| 1111 | tables as per JESD216 standard in SPL. |
| 1112 | |
Lukasz Majewski | 76f44298 | 2020-06-04 23:11:53 +0800 | [diff] [blame] | 1113 | config SPL_SPI_FLASH_MTD |
| 1114 | bool "Support for SPI flash MTD drivers in SPL" |
| 1115 | help |
| 1116 | Enable support for SPI flash MTD drivers in SPL. |
| 1117 | |
Marek Vasut | e254225 | 2018-04-07 16:05:27 +0200 | [diff] [blame] | 1118 | config SPL_SPI_LOAD |
| 1119 | bool "Support loading from SPI flash" |
Marek Vasut | e254225 | 2018-04-07 16:05:27 +0200 | [diff] [blame] | 1120 | help |
| 1121 | Enable support for loading next stage, U-Boot or otherwise, from |
| 1122 | SPI NOR in U-Boot SPL. |
| 1123 | |
Vignesh R | 4d848c9 | 2019-02-05 11:29:20 +0530 | [diff] [blame] | 1124 | endif # SPL_SPI_FLASH_SUPPORT |
| 1125 | |
Hannes Schmelzer | 38df997 | 2019-08-22 15:41:46 +0200 | [diff] [blame] | 1126 | config SYS_SPI_U_BOOT_OFFS |
| 1127 | hex "address of u-boot payload in SPI flash" |
Andre Przywara | e6d9fc0 | 2020-01-06 01:29:10 +0000 | [diff] [blame] | 1128 | default 0x8000 if ARCH_SUNXI |
Hannes Schmelzer | 38df997 | 2019-08-22 15:41:46 +0200 | [diff] [blame] | 1129 | default 0x0 |
| 1130 | depends on SPL_SPI_LOAD || SPL_SPI_SUNXI |
| 1131 | help |
| 1132 | Address within SPI-Flash from where the u-boot payload is fetched |
| 1133 | from. |
| 1134 | |
Faiz Abbas | ae1627c | 2017-11-14 16:12:31 +0530 | [diff] [blame] | 1135 | config SPL_THERMAL |
| 1136 | bool "Driver support for thermal devices" |
| 1137 | help |
| 1138 | Enable support for temperature-sensing devices. Some SoCs have on-chip |
| 1139 | temperature sensors to permit warnings, speed throttling or even |
| 1140 | automatic power-off when the temperature gets too high or low. Other |
| 1141 | devices may be discrete but connected on a suitable bus. |
| 1142 | |
Simon Glass | 1f2440c | 2021-07-10 21:14:29 -0600 | [diff] [blame] | 1143 | config SPL_USB_HOST |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1144 | bool "Support USB host drivers" |
Tom Rini | 1794ae6 | 2018-12-05 08:23:38 -0500 | [diff] [blame] | 1145 | select HAVE_BLOCK_DEVICE |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1146 | help |
| 1147 | Enable access to USB (Universal Serial Bus) host devices so that |
| 1148 | SPL can load U-Boot from a connected USB peripheral, such as a USB |
| 1149 | flash stick. While USB takes a little longer to start up than most |
| 1150 | buses, it is very flexible since many different types of storage |
| 1151 | device can be attached. This option enables the drivers in |
| 1152 | drivers/usb/host as part of an SPL build. |
| 1153 | |
Abel Vesa | 5ea11ba5 | 2019-02-01 16:40:07 +0000 | [diff] [blame] | 1154 | config SPL_USB_STORAGE |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1155 | bool "Support loading from USB" |
Simon Glass | 1f2440c | 2021-07-10 21:14:29 -0600 | [diff] [blame] | 1156 | depends on SPL_USB_HOST && !(BLK && !DM_USB) |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1157 | help |
| 1158 | Enable support for USB devices in SPL. This allows use of USB |
| 1159 | devices such as hard drives and flash drivers for loading U-Boot. |
| 1160 | The actual drivers are enabled separately using the normal U-Boot |
| 1161 | config options. This enables loading from USB using a configured |
| 1162 | device. |
| 1163 | |
Jean-Jacques Hiblot | 6a22852 | 2019-01-10 15:44:13 +0100 | [diff] [blame] | 1164 | config SPL_USB_GADGET |
Stefan Agner | 0489c3b | 2016-11-21 10:58:53 -0800 | [diff] [blame] | 1165 | bool "Suppport USB Gadget drivers" |
Stefan Agner | 0489c3b | 2016-11-21 10:58:53 -0800 | [diff] [blame] | 1166 | help |
| 1167 | Enable USB Gadget API which allows to enable USB device functions |
| 1168 | in SPL. |
| 1169 | |
Jean-Jacques Hiblot | 6a22852 | 2019-01-10 15:44:13 +0100 | [diff] [blame] | 1170 | if SPL_USB_GADGET |
Stefan Agner | 0489c3b | 2016-11-21 10:58:53 -0800 | [diff] [blame] | 1171 | |
Faiz Abbas | c01553b | 2018-02-16 21:17:44 +0530 | [diff] [blame] | 1172 | config SPL_USB_ETHER |
Stefan Agner | 0489c3b | 2016-11-21 10:58:53 -0800 | [diff] [blame] | 1173 | bool "Support USB Ethernet drivers" |
Simon Glass | 1d92624 | 2021-08-08 12:20:31 -0600 | [diff] [blame] | 1174 | depends on SPL_NET |
Stefan Agner | 0489c3b | 2016-11-21 10:58:53 -0800 | [diff] [blame] | 1175 | help |
| 1176 | Enable access to the USB network subsystem and associated |
| 1177 | drivers in SPL. This permits SPL to load U-Boot over a |
| 1178 | USB-connected Ethernet link (such as a USB Ethernet dongle) rather |
| 1179 | than from an onboard peripheral. Environment support is required |
| 1180 | since the network stack uses a number of environment variables. |
Simon Glass | 041a0ac | 2021-08-08 12:20:30 -0600 | [diff] [blame] | 1181 | See also SPL_NET and SPL_ETH. |
Stefan Agner | 0489c3b | 2016-11-21 10:58:53 -0800 | [diff] [blame] | 1182 | |
Andrew F. Davis | 6d932e6 | 2019-01-17 13:43:02 -0600 | [diff] [blame] | 1183 | config SPL_DFU |
Fabio Estevam | 96bdff5 | 2018-08-31 10:02:28 -0300 | [diff] [blame] | 1184 | bool "Support DFU (Device Firmware Upgrade)" |
Alexandru Gagniuc | 97464ff | 2021-09-02 19:54:19 -0500 | [diff] [blame] | 1185 | select SPL_HASH |
B, Ravi | 4cca5cf | 2017-05-04 15:45:29 +0530 | [diff] [blame] | 1186 | select SPL_DFU_NO_RESET |
B, Ravi | 7e0c0ea | 2017-05-04 15:45:28 +0530 | [diff] [blame] | 1187 | depends on SPL_RAM_SUPPORT |
Stefan Agner | e542edd | 2016-11-21 10:58:52 -0800 | [diff] [blame] | 1188 | help |
Fabio Estevam | 96bdff5 | 2018-08-31 10:02:28 -0300 | [diff] [blame] | 1189 | This feature enables the DFU (Device Firmware Upgrade) in SPL with |
Stefan Agner | e542edd | 2016-11-21 10:58:52 -0800 | [diff] [blame] | 1190 | RAM memory device support. The ROM code will load and execute |
| 1191 | the SPL built with dfu. The user can load binaries (u-boot/kernel) to |
| 1192 | selected device partition from host-pc using dfu-utils. |
| 1193 | This feature is useful to flash the binaries to factory or bare-metal |
| 1194 | boards using USB interface. |
| 1195 | |
| 1196 | choice |
| 1197 | bool "DFU device selection" |
Andrew F. Davis | 6d932e6 | 2019-01-17 13:43:02 -0600 | [diff] [blame] | 1198 | depends on SPL_DFU |
Stefan Agner | e542edd | 2016-11-21 10:58:52 -0800 | [diff] [blame] | 1199 | |
| 1200 | config SPL_DFU_RAM |
| 1201 | bool "RAM device" |
Andrew F. Davis | 6d932e6 | 2019-01-17 13:43:02 -0600 | [diff] [blame] | 1202 | depends on SPL_DFU && SPL_RAM_SUPPORT |
Stefan Agner | e542edd | 2016-11-21 10:58:52 -0800 | [diff] [blame] | 1203 | help |
| 1204 | select RAM/DDR memory device for loading binary images |
| 1205 | (u-boot/kernel) to the selected device partition using |
| 1206 | DFU and execute the u-boot/kernel from RAM. |
| 1207 | |
| 1208 | endchoice |
| 1209 | |
Stefan Agner | d0d9d21 | 2017-08-16 11:00:54 -0700 | [diff] [blame] | 1210 | config SPL_USB_SDP_SUPPORT |
| 1211 | bool "Support SDP (Serial Download Protocol)" |
Simon Glass | f4d6039 | 2021-08-08 12:20:12 -0600 | [diff] [blame] | 1212 | depends on SPL_SERIAL |
Stefan Agner | d0d9d21 | 2017-08-16 11:00:54 -0700 | [diff] [blame] | 1213 | help |
| 1214 | Enable Serial Download Protocol (SDP) device support in SPL. This |
| 1215 | allows to download images into memory and execute (jump to) them |
| 1216 | using the same protocol as implemented by the i.MX family's boot ROM. |
Ye Li | f7ac6fd | 2020-04-29 10:35:12 +0800 | [diff] [blame] | 1217 | |
| 1218 | config SPL_SDP_USB_DEV |
| 1219 | int "SDP USB controller index" |
| 1220 | default 0 |
| 1221 | depends on SPL_USB_SDP_SUPPORT |
| 1222 | help |
| 1223 | Some boards have USB controller other than 0. Define this option |
| 1224 | so it can be used in compiled environment. |
Stefan Agner | 0489c3b | 2016-11-21 10:58:53 -0800 | [diff] [blame] | 1225 | endif |
| 1226 | |
Simon Glass | 1ba1d4e | 2021-07-10 21:14:28 -0600 | [diff] [blame] | 1227 | config SPL_WATCHDOG |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1228 | bool "Support watchdog drivers" |
Marek Vasut | 55ec91b | 2019-06-09 03:46:21 +0200 | [diff] [blame] | 1229 | imply SPL_WDT if !HW_WATCHDOG |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1230 | help |
| 1231 | Enable support for watchdog drivers in SPL. A watchdog is |
| 1232 | typically a hardware peripheral which can reset the system when it |
| 1233 | detects no activity for a while (such as a software crash). This |
| 1234 | enables the drivers in drivers/watchdog as part of an SPL build. |
| 1235 | |
| 1236 | config SPL_YMODEM_SUPPORT |
| 1237 | bool "Support loading using Ymodem" |
Simon Glass | f4d6039 | 2021-08-08 12:20:12 -0600 | [diff] [blame] | 1238 | depends on SPL_SERIAL |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1239 | help |
| 1240 | While loading from serial is slow it can be a useful backup when |
| 1241 | there is no other option. The Ymodem protocol provides a reliable |
| 1242 | means of transmitting U-Boot over a serial line for using in SPL, |
| 1243 | with a checksum to ensure correctness. |
| 1244 | |
Philipp Tomsich | f661881 | 2017-09-13 21:29:36 +0200 | [diff] [blame] | 1245 | config SPL_ATF |
Kever Yang | 6e79a91 | 2017-05-05 11:47:45 +0800 | [diff] [blame] | 1246 | bool "Support ARM Trusted Firmware" |
Michal Simek | 38183e6 | 2020-09-03 11:23:39 +0200 | [diff] [blame] | 1247 | depends on ARM64 && SPL_FIT |
Kever Yang | 6e79a91 | 2017-05-05 11:47:45 +0800 | [diff] [blame] | 1248 | help |
Philipp Tomsich | c4078af | 2018-01-02 21:16:43 +0100 | [diff] [blame] | 1249 | ATF(ARM Trusted Firmware) is a component for ARM AArch64 which |
| 1250 | is loaded by SPL (which is considered as BL2 in ATF terminology). |
Kever Yang | 6e79a91 | 2017-05-05 11:47:45 +0800 | [diff] [blame] | 1251 | More detail at: https://github.com/ARM-software/arm-trusted-firmware |
| 1252 | |
Michael Walle | afaf6ea | 2020-11-18 17:45:58 +0100 | [diff] [blame] | 1253 | config SPL_ATF_LOAD_IMAGE_V2 |
| 1254 | bool "Use the new LOAD_IMAGE_V2 parameter passing" |
| 1255 | depends on SPL_ATF |
| 1256 | help |
| 1257 | Some platforms use the newer LOAD_IMAGE_V2 parameter passing. |
| 1258 | |
| 1259 | If you want to load a bl31 image from the SPL and need the new |
| 1260 | method, say Y. |
| 1261 | |
Philipp Tomsich | c4078af | 2018-01-02 21:16:43 +0100 | [diff] [blame] | 1262 | config SPL_ATF_NO_PLATFORM_PARAM |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 1263 | bool "Pass no platform parameter" |
Philipp Tomsich | c4078af | 2018-01-02 21:16:43 +0100 | [diff] [blame] | 1264 | depends on SPL_ATF |
| 1265 | help |
| 1266 | While we expect to call a pointer to a valid FDT (or NULL) |
| 1267 | as the platform parameter to an ATF, some ATF versions are |
| 1268 | not U-Boot aware and have an insufficiently robust parameter |
| 1269 | validation to gracefully reject a FDT being passed. |
| 1270 | |
| 1271 | If this option is enabled, the spl_atf os-type handler will |
| 1272 | always pass NULL for the platform parameter. |
| 1273 | |
| 1274 | If your ATF is affected, say Y. |
| 1275 | |
Alex Kiernan | 10238ef | 2018-03-15 22:11:46 +0000 | [diff] [blame] | 1276 | config SPL_AM33XX_ENABLE_RTC32K_OSC |
| 1277 | bool "Enable the RTC32K OSC on AM33xx based platforms" |
| 1278 | default y if AM33XX |
| 1279 | help |
| 1280 | Enable access to the AM33xx RTC and select the external 32kHz clock |
| 1281 | source. |
| 1282 | |
Patrick Delaunay | a7ca480 | 2021-09-02 11:56:16 +0200 | [diff] [blame] | 1283 | config SPL_OPTEE_IMAGE |
| 1284 | bool "Support OP-TEE Trusted OS image in SPL" |
Kever Yang | a28d42c | 2018-08-23 17:17:59 +0800 | [diff] [blame] | 1285 | depends on ARM |
| 1286 | help |
Patrick Delaunay | a7ca480 | 2021-09-02 11:56:16 +0200 | [diff] [blame] | 1287 | OP-TEE is an open source Trusted OS which is loaded by SPL. |
Kever Yang | a28d42c | 2018-08-23 17:17:59 +0800 | [diff] [blame] | 1288 | More detail at: https://github.com/OP-TEE/optee_os |
| 1289 | |
Lukas Auer | 515b934 | 2019-08-21 21:14:44 +0200 | [diff] [blame] | 1290 | config SPL_OPENSBI |
| 1291 | bool "Support RISC-V OpenSBI" |
| 1292 | depends on RISCV && SPL_RISCV_MMODE && RISCV_SMODE |
| 1293 | help |
| 1294 | OpenSBI is an open-source implementation of the RISC-V Supervisor Binary |
| 1295 | Interface (SBI) specification. U-Boot supports the OpenSBI FW_DYNAMIC |
| 1296 | firmware. It is loaded and started by U-Boot SPL. |
| 1297 | |
| 1298 | More details are available at https://github.com/riscv/opensbi and |
| 1299 | https://github.com/riscv/riscv-sbi-doc |
| 1300 | |
| 1301 | config SPL_OPENSBI_LOAD_ADDR |
| 1302 | hex "OpenSBI load address" |
| 1303 | depends on SPL_OPENSBI |
| 1304 | help |
| 1305 | Load address of the OpenSBI binary. |
| 1306 | |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 1307 | config TPL |
| 1308 | bool |
| 1309 | depends on SUPPORT_TPL |
| 1310 | prompt "Enable TPL" |
| 1311 | help |
| 1312 | If you want to build TPL as well as the normal image and SPL, say Y. |
| 1313 | |
| 1314 | if TPL |
| 1315 | |
Simon Glass | db372a8 | 2019-10-20 21:31:52 -0600 | [diff] [blame] | 1316 | config TPL_SIZE_LIMIT |
| 1317 | hex "Maximum size of TPL image" |
| 1318 | depends on TPL |
Ovidiu Panait | b723262 | 2020-09-25 21:12:56 +0300 | [diff] [blame] | 1319 | default 0x0 |
Simon Glass | db372a8 | 2019-10-20 21:31:52 -0600 | [diff] [blame] | 1320 | help |
| 1321 | Specifies the maximum length of the U-Boot TPL image. |
| 1322 | If this value is zero, it is ignored. |
| 1323 | |
Heiko Stuebner | 4a0da7c | 2019-07-16 10:12:02 +0200 | [diff] [blame] | 1324 | config TPL_FRAMEWORK |
| 1325 | bool "Support TPL based upon the common SPL framework" |
| 1326 | default y if SPL_FRAMEWORK |
| 1327 | help |
| 1328 | Enable the SPL framework under common/spl/ for TPL builds. |
| 1329 | This framework supports MMC, NAND and YMODEM and other methods |
| 1330 | loading of U-Boot's SPL stage. If unsure, say Y. |
| 1331 | |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 1332 | config TPL_HANDOFF |
| 1333 | bool "Pass hand-off information from TPL to SPL and U-Boot proper" |
Simon Glass | 540ee8d | 2019-09-25 08:11:17 -0600 | [diff] [blame] | 1334 | depends on HANDOFF && TPL_BLOBLIST |
Simon Glass | e14f1a2 | 2018-11-15 18:44:09 -0700 | [diff] [blame] | 1335 | default y |
| 1336 | help |
| 1337 | This option enables TPL to write handoff information. This can be |
| 1338 | used to pass information like the size of SDRAM from TPL to U-Boot |
| 1339 | proper. The information is also available to SPL if it is useful |
| 1340 | there. |
| 1341 | |
Kever Yang | 2b5994b | 2018-01-20 18:00:26 +0800 | [diff] [blame] | 1342 | config TPL_BOARD_INIT |
| 1343 | bool "Call board-specific initialization in TPL" |
| 1344 | help |
| 1345 | If this option is enabled, U-Boot will call the function |
| 1346 | spl_board_init() from board_init_r(). This function should be |
| 1347 | provided by the board. |
| 1348 | |
Philippe Reynes | 8d82a20 | 2020-12-11 19:56:47 +0100 | [diff] [blame] | 1349 | config TPL_BOOTCOUNT_LIMIT |
| 1350 | bool "Support bootcount in TPL" |
| 1351 | depends on TPL_ENV_SUPPORT |
| 1352 | help |
| 1353 | If this option is enabled, the TPL will support bootcount. |
| 1354 | For example, it may be useful to choose the device to boot. |
| 1355 | |
Philipp Tomsich | be1c53a | 2017-07-28 19:20:49 +0200 | [diff] [blame] | 1356 | config TPL_LDSCRIPT |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 1357 | string "Linker script for the TPL stage" |
Philipp Tomsich | be1c53a | 2017-07-28 19:20:49 +0200 | [diff] [blame] | 1358 | depends on TPL |
Tom Rini | 2aaa27d | 2019-01-22 17:09:26 -0500 | [diff] [blame] | 1359 | default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARM64 |
Tom Rini | 067b9ff | 2020-03-11 18:11:11 -0400 | [diff] [blame] | 1360 | default "arch/\$(ARCH)/cpu/u-boot-spl.lds" |
Philipp Tomsich | be1c53a | 2017-07-28 19:20:49 +0200 | [diff] [blame] | 1361 | help |
| 1362 | The TPL stage will usually require a different linker-script |
| 1363 | (as it runs from a different memory region) than the regular |
| 1364 | U-Boot stage. Set this to the path of the linker-script to |
| 1365 | be used for TPL. |
| 1366 | |
Philipp Tomsich | deff59a | 2017-07-28 20:02:34 +0200 | [diff] [blame] | 1367 | May be left empty to trigger the Makefile infrastructure to |
| 1368 | fall back to the linker-script used for the SPL stage. |
| 1369 | |
Philipp Tomsich | deff59a | 2017-07-28 20:02:34 +0200 | [diff] [blame] | 1370 | config TPL_NEEDS_SEPARATE_STACK |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 1371 | bool "TPL needs a separate initial stack-pointer" |
Philipp Tomsich | deff59a | 2017-07-28 20:02:34 +0200 | [diff] [blame] | 1372 | depends on TPL |
| 1373 | help |
| 1374 | Enable, if the TPL stage should not inherit its initial |
| 1375 | stack-pointer from the settings for the SPL stage. |
| 1376 | |
Simon Glass | a0e4487 | 2021-08-08 12:20:29 -0600 | [diff] [blame] | 1377 | config TPL_POWER |
| 1378 | bool "Support power drivers" |
| 1379 | help |
| 1380 | Enable support for power control in TPL. This includes support |
| 1381 | for PMICs (Power-management Integrated Circuits) and some of the |
| 1382 | features provided by PMICs. In particular, voltage regulators can |
| 1383 | be used to enable/disable power and vary its voltage. That can be |
| 1384 | useful in TPL to turn on boot peripherals and adjust CPU voltage |
| 1385 | so that the clock speed can be increased. This enables the drivers |
| 1386 | in drivers/power, drivers/power/pmic and drivers/power/regulator |
| 1387 | as part of an TPL build. |
| 1388 | |
Philipp Tomsich | deff59a | 2017-07-28 20:02:34 +0200 | [diff] [blame] | 1389 | config TPL_TEXT_BASE |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 1390 | hex "Base address for the .text section of the TPL stage" |
Philipp Tomsich | deff59a | 2017-07-28 20:02:34 +0200 | [diff] [blame] | 1391 | help |
| 1392 | The base address for the .text section of the TPL stage. |
| 1393 | |
| 1394 | config TPL_MAX_SIZE |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 1395 | int "Maximum size (in bytes) for the TPL stage" |
Philipp Tomsich | 7d1319b | 2017-07-28 20:20:41 +0200 | [diff] [blame] | 1396 | default 0 |
Philipp Tomsich | deff59a | 2017-07-28 20:02:34 +0200 | [diff] [blame] | 1397 | depends on TPL |
| 1398 | help |
| 1399 | The maximum size (in bytes) of the TPL stage. |
| 1400 | |
| 1401 | config TPL_STACK |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 1402 | hex "Address of the initial stack-pointer for the TPL stage" |
Philipp Tomsich | deff59a | 2017-07-28 20:02:34 +0200 | [diff] [blame] | 1403 | depends on TPL_NEEDS_SEPARATE_STACK |
| 1404 | help |
| 1405 | The address of the initial stack-pointer for the TPL stage. |
| 1406 | Usually this will be the (aligned) top-of-stack. |
| 1407 | |
Simon Glass | 5b21b34 | 2021-03-15 17:25:35 +1300 | [diff] [blame] | 1408 | config TPL_READ_ONLY |
| 1409 | bool |
| 1410 | depends on TPL_OF_PLATDATA |
| 1411 | select TPL_OF_PLATDATA_NO_BIND |
| 1412 | select TPL_OF_PLATDATA_RT |
| 1413 | help |
| 1414 | Some platforms (e.g. x86 Apollo Lake) load SPL into a read-only |
| 1415 | section of memory. This means that of-platdata must make a copy (in |
| 1416 | writeable memory) of anything it wants to modify, such as |
| 1417 | device-private data. |
| 1418 | |
Philipp Tomsich | 2706fb1 | 2017-07-04 14:24:53 +0200 | [diff] [blame] | 1419 | config TPL_BOOTROM_SUPPORT |
Michal Simek | 0606f9e | 2021-05-20 13:08:44 +0200 | [diff] [blame] | 1420 | bool "Support returning to the BOOTROM (from TPL)" |
Philipp Tomsich | 2706fb1 | 2017-07-04 14:24:53 +0200 | [diff] [blame] | 1421 | help |
| 1422 | Some platforms (e.g. the Rockchip RK3368) provide support in their |
| 1423 | ROM for loading the next boot-stage after performing basic setup |
| 1424 | from the TPL stage. |
| 1425 | |
| 1426 | Enable this option, to return to the BOOTROM through the |
| 1427 | BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the |
| 1428 | boot device list, if not implemented for a given board) |
| 1429 | |
Simon Glass | 577226c | 2021-09-25 19:43:24 -0600 | [diff] [blame] | 1430 | config TPL_CRC32 |
| 1431 | bool "Support CRC32 in TPL" |
| 1432 | default y if TPL_ENV_SUPPORT || TPL_BLOBLIST |
| 1433 | help |
| 1434 | Enable this to support CRC32 in uImages or FIT images within SPL. |
| 1435 | This is a 32-bit checksum value that can be used to verify images. |
| 1436 | For FIT images, this is the least secure type of checksum, suitable |
| 1437 | for detected accidental image corruption. For secure applications you |
| 1438 | should consider SHA1 or SHA256. |
| 1439 | |
Simon Glass | 284cb9c | 2021-07-10 21:14:31 -0600 | [diff] [blame] | 1440 | config TPL_DRIVERS_MISC |
Philipp Tomsich | 0e22188 | 2017-07-04 14:27:02 +0200 | [diff] [blame] | 1441 | bool "Support misc drivers in TPL" |
| 1442 | help |
| 1443 | Enable miscellaneous drivers in TPL. These drivers perform various |
| 1444 | tasks that don't fall nicely into other categories, Enable this |
| 1445 | option to build the drivers in drivers/misc as part of an TPL |
| 1446 | build, for those that support building in TPL (not all drivers do). |
| 1447 | |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1448 | config TPL_ENV_SUPPORT |
| 1449 | bool "Support an environment" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1450 | help |
| 1451 | Enable environment support in TPL. See SPL_ENV_SUPPORT for details. |
| 1452 | |
Simon Glass | 035939e | 2021-07-10 21:14:30 -0600 | [diff] [blame] | 1453 | config TPL_GPIO |
Simon Glass | 592d5b9 | 2018-11-15 18:43:55 -0700 | [diff] [blame] | 1454 | bool "Support GPIO in TPL" |
| 1455 | help |
| 1456 | Enable support for GPIOs (General-purpose Input/Output) in TPL. |
| 1457 | GPIOs allow U-Boot to read the state of an input line (high or |
| 1458 | low) and set the state of an output line. This can be used to |
| 1459 | drive LEDs, control power to various system parts and read user |
| 1460 | input. GPIOs can be useful in TPL to enable a 'sign-of-life' LED, |
| 1461 | for example. Enable this option to build the drivers in |
| 1462 | drivers/gpio as part of an TPL build. |
| 1463 | |
Simon Glass | bccfc2e | 2021-07-10 21:14:36 -0600 | [diff] [blame] | 1464 | config TPL_I2C |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1465 | bool "Support I2C" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1466 | help |
Simon Glass | bccfc2e | 2021-07-10 21:14:36 -0600 | [diff] [blame] | 1467 | Enable support for the I2C bus in TPL. See SPL_I2C for |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1468 | details. |
| 1469 | |
| 1470 | config TPL_LIBCOMMON_SUPPORT |
| 1471 | bool "Support common libraries" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1472 | help |
| 1473 | Enable support for common U-Boot libraries within TPL. See |
| 1474 | SPL_LIBCOMMON_SUPPORT for details. |
| 1475 | |
| 1476 | config TPL_LIBGENERIC_SUPPORT |
| 1477 | bool "Support generic libraries" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1478 | help |
| 1479 | Enable support for generic U-Boot libraries within TPL. See |
| 1480 | SPL_LIBGENERIC_SUPPORT for details. |
| 1481 | |
Simon Glass | 6457106 | 2021-08-08 12:20:16 -0600 | [diff] [blame] | 1482 | config TPL_MPC8XXX_INIT_DDR |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1483 | bool "Support MPC8XXX DDR init" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1484 | help |
| 1485 | Enable support for DDR-SDRAM on the MPC8XXX family within TPL. See |
Simon Glass | 6457106 | 2021-08-08 12:20:16 -0600 | [diff] [blame] | 1486 | SPL_MPC8XXX_INIT_DDR for details. |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1487 | |
Simon Glass | b58bfe0 | 2021-08-08 12:20:09 -0600 | [diff] [blame] | 1488 | config TPL_MMC |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1489 | bool "Support MMC" |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 1490 | depends on MMC |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1491 | help |
Simon Glass | b58bfe0 | 2021-08-08 12:20:09 -0600 | [diff] [blame] | 1492 | Enable support for MMC within TPL. See SPL_MMC for details. |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1493 | |
| 1494 | config TPL_NAND_SUPPORT |
| 1495 | bool "Support NAND flash" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1496 | help |
Philipp Tomsich | 6c7a88e | 2017-07-28 17:03:03 +0200 | [diff] [blame] | 1497 | Enable support for NAND in TPL. See SPL_NAND_SUPPORT for details. |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1498 | |
Sekhar Nori | 9108d92 | 2018-12-06 15:40:08 +0530 | [diff] [blame] | 1499 | config TPL_PCI |
Simon Glass | 592d5b9 | 2018-11-15 18:43:55 -0700 | [diff] [blame] | 1500 | bool "Support PCI drivers" |
| 1501 | help |
| 1502 | Enable support for PCI in TPL. For platforms that need PCI to boot, |
| 1503 | or must perform some init using PCI in SPL, this provides the |
| 1504 | necessary driver support. This enables the drivers in drivers/pci |
| 1505 | as part of a TPL build. |
| 1506 | |
Simon Glass | ff67f23 | 2021-08-08 12:20:10 -0600 | [diff] [blame] | 1507 | config TPL_PCH |
Simon Glass | 592d5b9 | 2018-11-15 18:43:55 -0700 | [diff] [blame] | 1508 | bool "Support PCH drivers" |
| 1509 | help |
| 1510 | Enable support for PCH (Platform Controller Hub) devices in TPL. |
| 1511 | These are used to set up GPIOs and the SPI peripheral early in |
| 1512 | boot. This enables the drivers in drivers/pch as part of a TPL |
| 1513 | build. |
| 1514 | |
Marek Vasut | 8449372 | 2018-04-07 17:03:45 +0200 | [diff] [blame] | 1515 | config TPL_RAM_SUPPORT |
| 1516 | bool "Support booting from RAM" |
| 1517 | help |
| 1518 | Enable booting of an image in RAM. The image can be preloaded or |
| 1519 | it can be loaded by TPL directly into RAM (e.g. using USB). |
| 1520 | |
| 1521 | config TPL_RAM_DEVICE |
| 1522 | bool "Support booting from preloaded image in RAM" |
| 1523 | depends on TPL_RAM_SUPPORT |
| 1524 | help |
| 1525 | Enable booting of an image already loaded in RAM. The image has to |
| 1526 | be already in memory when TPL takes over, e.g. loaded by the boot |
| 1527 | ROM. |
| 1528 | |
Simon Glass | 3198531 | 2021-08-08 12:20:11 -0600 | [diff] [blame] | 1529 | config TPL_RTC |
Simon Glass | 592d5b9 | 2018-11-15 18:43:55 -0700 | [diff] [blame] | 1530 | bool "Support RTC drivers" |
| 1531 | help |
| 1532 | Enable RTC (Real-time Clock) support in TPL. This includes support |
| 1533 | for reading and setting the time. Some RTC devices also have some |
| 1534 | non-volatile (battery-backed) memory which is accessible if |
| 1535 | needed. This enables the drivers in drivers/rtc as part of an TPL |
| 1536 | build. |
| 1537 | |
Simon Glass | f4d6039 | 2021-08-08 12:20:12 -0600 | [diff] [blame] | 1538 | config TPL_SERIAL |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1539 | bool "Support serial" |
Alex Kiernan | 5b40428 | 2018-04-19 04:32:54 +0000 | [diff] [blame] | 1540 | select TPL_PRINTF |
| 1541 | select TPL_STRTO |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1542 | help |
Simon Glass | f4d6039 | 2021-08-08 12:20:12 -0600 | [diff] [blame] | 1543 | Enable support for serial in TPL. See SPL_SERIAL for |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1544 | details. |
| 1545 | |
| 1546 | config TPL_SPI_FLASH_SUPPORT |
| 1547 | bool "Support SPI flash drivers" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1548 | help |
Philipp Tomsich | 6c7a88e | 2017-07-28 17:03:03 +0200 | [diff] [blame] | 1549 | Enable support for using SPI flash in TPL. See SPL_SPI_FLASH_SUPPORT |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1550 | for details. |
| 1551 | |
Simon Glass | 4ec7313 | 2020-07-19 10:15:31 -0600 | [diff] [blame] | 1552 | config TPL_SPI_FLASH_TINY |
| 1553 | bool "Enable low footprint TPL SPI Flash support" |
| 1554 | depends on TPL_SPI_FLASH_SUPPORT && !SPI_FLASH_BAR |
| 1555 | default y if SPI_FLASH |
| 1556 | help |
| 1557 | Enable lightweight TPL SPI Flash support that supports just reading |
| 1558 | data/images from flash. No support to write/erase flash. Enable |
| 1559 | this if you have TPL size limitations and don't need full-fledged |
| 1560 | SPI flash support. |
| 1561 | |
Marek Vasut | e6b94da | 2018-04-07 16:05:46 +0200 | [diff] [blame] | 1562 | config TPL_SPI_LOAD |
| 1563 | bool "Support loading from SPI flash" |
| 1564 | depends on TPL_SPI_FLASH_SUPPORT |
| 1565 | help |
| 1566 | Enable support for loading next stage, U-Boot or otherwise, from |
| 1567 | SPI NOR in U-Boot TPL. |
| 1568 | |
Simon Glass | a582047 | 2021-08-08 12:20:14 -0600 | [diff] [blame] | 1569 | config TPL_SPI |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1570 | bool "Support SPI drivers" |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1571 | help |
Simon Glass | a582047 | 2021-08-08 12:20:14 -0600 | [diff] [blame] | 1572 | Enable support for using SPI in TPL. See SPL_SPI for |
Simon Glass | 688be33 | 2016-09-12 23:18:27 -0600 | [diff] [blame] | 1573 | details. |
| 1574 | |
Lukasz Majewski | 76f44298 | 2020-06-04 23:11:53 +0800 | [diff] [blame] | 1575 | config TPL_DM_SPI |
| 1576 | bool "Support SPI DM drivers in TPL" |
| 1577 | help |
| 1578 | Enable support for SPI DM drivers in TPL. |
| 1579 | |
| 1580 | config TPL_DM_SPI_FLASH |
| 1581 | bool "Support SPI DM FLASH drivers in TPL" |
| 1582 | help |
| 1583 | Enable support for SPI DM flash drivers in TPL. |
| 1584 | |
Marek Vasut | 0477424 | 2018-04-07 16:06:11 +0200 | [diff] [blame] | 1585 | config TPL_YMODEM_SUPPORT |
| 1586 | bool "Support loading using Ymodem" |
Simon Glass | f4d6039 | 2021-08-08 12:20:12 -0600 | [diff] [blame] | 1587 | depends on TPL_SERIAL |
Marek Vasut | 0477424 | 2018-04-07 16:06:11 +0200 | [diff] [blame] | 1588 | help |
| 1589 | While loading from serial is slow it can be a useful backup when |
| 1590 | there is no other option. The Ymodem protocol provides a reliable |
| 1591 | means of transmitting U-Boot over a serial line for using in TPL, |
| 1592 | with a checksum to ensure correctness. |
| 1593 | |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 1594 | endif # TPL |
| 1595 | |
Eugen Hristev | fdd833e | 2019-05-24 09:38:10 +0300 | [diff] [blame] | 1596 | config SPL_AT91_MCK_BYPASS |
| 1597 | bool "Use external clock signal as a source of main clock for AT91 platforms" |
| 1598 | depends on ARCH_AT91 |
Eugen Hristev | fdd833e | 2019-05-24 09:38:10 +0300 | [diff] [blame] | 1599 | help |
| 1600 | Use external 8 to 24 Mhz clock signal as source of main clock instead |
| 1601 | of an external crystal oscillator. |
| 1602 | This option disables the internal driving on the XOUT pin. |
| 1603 | The external source has to provide a stable clock on the XIN pin. |
| 1604 | If this option is disabled, the SoC expects a crystal oscillator |
| 1605 | that needs driving on both XIN and XOUT lines. |
| 1606 | |
Tom Rini | 3c82f98 | 2017-05-22 19:21:57 +0000 | [diff] [blame] | 1607 | endif # SPL |
Simon Glass | 1e3911a | 2016-09-13 07:05:23 -0600 | [diff] [blame] | 1608 | endmenu |