1 /* 2 * (C) Copyright 2012-2012 Henrik Nordstrom <henrik@henriknordstrom.net> 3 * 4 * (C) Copyright 2007-2011 5 * Allwinner Technology Co., Ltd. <www.allwinnertech.com> 6 * Tom Cubie <tangliang@allwinnertech.com> 7 * 8 * Configuration settings for the Allwinner sunxi series of boards. 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef _SUNXI_COMMON_CONFIG_H 14 #define _SUNXI_COMMON_CONFIG_H 15 16 #include <asm/arch/cpu.h> 17 #include <linux/stringify.h> 18 19 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT 20 /* 21 * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the 22 * expense of restricting some features, so the regular machine id values can 23 * be used. 24 */ 25 # define CONFIG_MACH_TYPE_COMPAT_REV 0 26 #else 27 /* 28 * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels. 29 * Only sunxi-3.4 kernels with appropriate fixes applied are able to pass 30 * beyond the machine id check. 31 */ 32 # define CONFIG_MACH_TYPE_COMPAT_REV 1 33 #endif 34 35 /* Serial & console */ 36 #define CONFIG_SYS_NS16550_SERIAL 37 /* ns16550 reg in the low bits of cpu reg */ 38 #define CONFIG_SYS_NS16550_CLK 24000000 39 #ifndef CONFIG_DM_SERIAL 40 # define CONFIG_SYS_NS16550_REG_SIZE -4 41 # define CONFIG_SYS_NS16550_COM1 SUNXI_UART0_BASE 42 # define CONFIG_SYS_NS16550_COM2 SUNXI_UART1_BASE 43 # define CONFIG_SYS_NS16550_COM3 SUNXI_UART2_BASE 44 # define CONFIG_SYS_NS16550_COM4 SUNXI_UART3_BASE 45 # define CONFIG_SYS_NS16550_COM5 SUNXI_R_UART_BASE 46 #endif 47 48 /* CPU */ 49 #define COUNTER_FREQUENCY 24000000 50 51 /* 52 * The DRAM Base differs between some models. We cannot use macros for the 53 * CONFIG_FOO defines which contain the DRAM base address since they end 54 * up unexpanded in include/autoconf.mk . 55 * 56 * So we have to have this #ifdef #else #endif block for these. 57 */ 58 #ifdef CONFIG_MACH_SUN9I 59 #define SDRAM_OFFSET(x) 0x2##x 60 #define CONFIG_SYS_SDRAM_BASE 0x20000000 61 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* default load address */ 62 #define CONFIG_SYS_TEXT_BASE 0x2a000000 63 /* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here 64 * since it needs to fit in with the other values. By also #defining it 65 * we get warnings if the Kconfig value mismatches. */ 66 #define CONFIG_SPL_STACK_R_ADDR 0x2fe00000 67 #define CONFIG_SPL_BSS_START_ADDR 0x2ff80000 68 #else 69 #define SDRAM_OFFSET(x) 0x4##x 70 #define CONFIG_SYS_SDRAM_BASE 0x40000000 71 #define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */ 72 #define CONFIG_SYS_TEXT_BASE 0x4a000000 73 /* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here 74 * since it needs to fit in with the other values. By also #defining it 75 * we get warnings if the Kconfig value mismatches. */ 76 #define CONFIG_SPL_STACK_R_ADDR 0x4fe00000 77 #define CONFIG_SPL_BSS_START_ADDR 0x4ff80000 78 #endif 79 80 #define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 /* 512 KiB */ 81 82 #ifdef CONFIG_SUNXI_HIGH_SRAM 83 /* 84 * The A80's A1 sram starts at 0x00010000 rather then at 0x00000000 and is 85 * slightly bigger. Note that it is possible to map the first 32 KiB of the 86 * A1 at 0x00000000 like with older SoCs by writing 0x16aa0001 to the 87 * undocumented 0x008000e0 SYS_CTRL register. Where the 16aa is a key and 88 * the 1 actually activates the mapping of the first 32 KiB to 0x00000000. 89 */ 90 #define CONFIG_SYS_INIT_RAM_ADDR 0x10000 91 #define CONFIG_SYS_INIT_RAM_SIZE 0x08000 /* FIXME: 40 KiB ? */ 92 #else 93 #define CONFIG_SYS_INIT_RAM_ADDR 0x0 94 #define CONFIG_SYS_INIT_RAM_SIZE 0x8000 /* 32 KiB */ 95 #endif 96 97 #define CONFIG_SYS_INIT_SP_OFFSET \ 98 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 99 #define CONFIG_SYS_INIT_SP_ADDR \ 100 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 101 102 #define CONFIG_NR_DRAM_BANKS 1 103 #define PHYS_SDRAM_0 CONFIG_SYS_SDRAM_BASE 104 #define PHYS_SDRAM_0_SIZE 0x80000000 /* 2 GiB */ 105 106 #ifdef CONFIG_AHCI 107 #define CONFIG_LIBATA 108 #define CONFIG_SCSI_AHCI 109 #define CONFIG_SCSI_AHCI_PLAT 110 #define CONFIG_SUNXI_AHCI 111 #define CONFIG_SYS_64BIT_LBA 112 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1 113 #define CONFIG_SYS_SCSI_MAX_LUN 1 114 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \ 115 CONFIG_SYS_SCSI_MAX_LUN) 116 #define CONFIG_SCSI 117 #endif 118 119 #define CONFIG_SETUP_MEMORY_TAGS 120 #define CONFIG_CMDLINE_TAG 121 #define CONFIG_INITRD_TAG 122 #define CONFIG_SERIAL_TAG 123 124 #ifdef CONFIG_NAND_SUNXI 125 #define CONFIG_SYS_NAND_MAX_ECCPOS 1664 126 #define CONFIG_SYS_NAND_ONFI_DETECTION 127 #define CONFIG_SYS_MAX_NAND_DEVICE 8 128 #endif 129 130 #ifdef CONFIG_SPL_SPI_SUNXI 131 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8000 132 #endif 133 134 /* mmc config */ 135 #ifdef CONFIG_MMC 136 #define CONFIG_MMC_SUNXI_SLOT 0 137 #define CONFIG_ENV_IS_IN_MMC 138 #define CONFIG_SYS_MMC_ENV_DEV 0 /* first detected MMC controller */ 139 #define CONFIG_SYS_MMC_MAX_DEVICE 4 140 #endif 141 142 /* 64MB of malloc() pool */ 143 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (64 << 20)) 144 145 /* 146 * Miscellaneous configurable options 147 */ 148 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 149 #define CONFIG_SYS_PBSIZE 1024 /* Print Buffer Size */ 150 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 151 152 /* Boot Argument Buffer Size */ 153 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 154 155 /* standalone support */ 156 #define CONFIG_STANDALONE_LOAD_ADDR CONFIG_SYS_LOAD_ADDR 157 158 /* FLASH and environment organization */ 159 160 #define CONFIG_SYS_MONITOR_LEN (768 << 10) /* 768 KiB */ 161 162 #define CONFIG_ENV_OFFSET (544 << 10) /* (8 + 24 + 512) KiB */ 163 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 164 165 #define CONFIG_FAT_WRITE /* enable write access */ 166 167 #define CONFIG_SPL_FRAMEWORK 168 169 #ifndef CONFIG_ARM64 /* AArch64 FEL support is not ready yet */ 170 #define CONFIG_SPL_BOARD_LOAD_IMAGE 171 #endif 172 173 #ifdef CONFIG_SUNXI_HIGH_SRAM 174 #define CONFIG_SPL_TEXT_BASE 0x10040 /* sram start+header */ 175 #define CONFIG_SPL_MAX_SIZE 0x7fc0 /* 32 KiB */ 176 #define LOW_LEVEL_SRAM_STACK 0x00018000 177 #else 178 #define CONFIG_SPL_TEXT_BASE 0x40 /* sram start+header */ 179 #define CONFIG_SPL_MAX_SIZE 0x5fc0 /* 24KB on sun4i/sun7i */ 180 #define LOW_LEVEL_SRAM_STACK 0x00008000 /* End of sram */ 181 #endif 182 183 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK 184 185 #ifndef CONFIG_ARM64 186 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds" 187 #endif 188 189 #define CONFIG_SPL_PAD_TO 32768 /* decimal for 'dd' */ 190 191 192 /* I2C */ 193 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \ 194 defined CONFIG_SY8106A_POWER 195 #endif 196 197 #if defined CONFIG_I2C0_ENABLE || defined CONFIG_I2C1_ENABLE || \ 198 defined CONFIG_I2C2_ENABLE || defined CONFIG_I2C3_ENABLE || \ 199 defined CONFIG_I2C4_ENABLE || defined CONFIG_R_I2C_ENABLE 200 #define CONFIG_SYS_I2C 201 #define CONFIG_SYS_I2C_MVTWSI 202 #define CONFIG_SYS_I2C_SPEED 400000 203 #define CONFIG_SYS_I2C_SLAVE 0x7f 204 #endif 205 206 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD) 207 #define CONFIG_SYS_I2C_SOFT 208 #define CONFIG_SYS_I2C_SOFT_SPEED 50000 209 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x00 210 /* We use pin names in Kconfig and sunxi_name_to_gpio() */ 211 #define CONFIG_SOFT_I2C_GPIO_SDA soft_i2c_gpio_sda 212 #define CONFIG_SOFT_I2C_GPIO_SCL soft_i2c_gpio_scl 213 #ifndef __ASSEMBLY__ 214 extern int soft_i2c_gpio_sda; 215 extern int soft_i2c_gpio_scl; 216 #endif 217 #define CONFIG_VIDEO_LCD_I2C_BUS 0 /* The lcd panel soft i2c is bus 0 */ 218 #define CONFIG_SYS_SPD_BUS_NUM 1 /* And the axp209 i2c bus is bus 1 */ 219 #else 220 #define CONFIG_SYS_SPD_BUS_NUM 0 /* The axp209 i2c bus is bus 0 */ 221 #define CONFIG_VIDEO_LCD_I2C_BUS -1 /* NA, but necessary to compile */ 222 #endif 223 224 /* PMU */ 225 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \ 226 defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER || \ 227 defined CONFIG_SY8106A_POWER 228 #endif 229 230 #ifndef CONFIG_CONS_INDEX 231 #define CONFIG_CONS_INDEX 1 /* UART0 */ 232 #endif 233 234 #ifdef CONFIG_REQUIRE_SERIAL_CONSOLE 235 #if CONFIG_CONS_INDEX == 1 236 #ifdef CONFIG_MACH_SUN9I 237 #define OF_STDOUT_PATH "/soc/serial@07000000:115200" 238 #else 239 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28000:115200" 240 #endif 241 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I) 242 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28400:115200" 243 #elif CONFIG_CONS_INDEX == 3 && defined(CONFIG_MACH_SUN8I) 244 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28800:115200" 245 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I) 246 #define OF_STDOUT_PATH "/soc@01c00000/serial@01f02800:115200" 247 #else 248 #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h. 249 #endif 250 #endif /* ifdef CONFIG_REQUIRE_SERIAL_CONSOLE */ 251 252 /* GPIO */ 253 #define CONFIG_SUNXI_GPIO 254 255 #ifdef CONFIG_VIDEO 256 /* 257 * The amount of RAM to keep free at the top of RAM when relocating u-boot, 258 * to use as framebuffer. This must be a multiple of 4096. 259 */ 260 #define CONFIG_SUNXI_MAX_FB_SIZE (16 << 20) 261 262 /* Do we want to initialize a simple FB? */ 263 #define CONFIG_VIDEO_DT_SIMPLEFB 264 265 #define CONFIG_VIDEO_SUNXI 266 267 #define CONFIG_VIDEO_LOGO 268 #define CONFIG_VIDEO_STD_TIMINGS 269 #define CONFIG_I2C_EDID 270 #define VIDEO_LINE_LEN (pGD->plnSizeX) 271 272 /* allow both serial and cfb console. */ 273 /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */ 274 275 #endif /* CONFIG_VIDEO */ 276 277 /* Ethernet support */ 278 #ifdef CONFIG_SUNXI_EMAC 279 #define CONFIG_PHY_ADDR 1 280 #define CONFIG_MII /* MII PHY management */ 281 #define CONFIG_PHYLIB 282 #endif 283 284 #ifdef CONFIG_SUNXI_GMAC 285 #define CONFIG_PHY_GIGE /* GMAC can use gigabit PHY */ 286 #define CONFIG_PHY_ADDR 1 287 #define CONFIG_MII /* MII PHY management */ 288 #define CONFIG_PHY_REALTEK 289 #endif 290 291 #ifdef CONFIG_USB_EHCI_HCD 292 #define CONFIG_USB_OHCI_NEW 293 #define CONFIG_USB_OHCI_SUNXI 294 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 295 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1 296 #endif 297 298 #ifdef CONFIG_USB_MUSB_SUNXI 299 #define CONFIG_USB_MUSB_PIO_ONLY 300 #endif 301 302 #ifdef CONFIG_USB_MUSB_GADGET 303 #define CONFIG_USB_FUNCTION_FASTBOOT 304 #define CONFIG_USB_FUNCTION_MASS_STORAGE 305 #endif 306 307 #ifdef CONFIG_USB_FUNCTION_FASTBOOT 308 #define CONFIG_CMD_FASTBOOT 309 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR 310 #define CONFIG_FASTBOOT_BUF_SIZE 0x2000000 311 #define CONFIG_ANDROID_BOOT_IMAGE 312 313 #define CONFIG_FASTBOOT_FLASH 314 315 #ifdef CONFIG_MMC 316 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 0 317 #endif 318 #endif 319 320 #ifdef CONFIG_USB_FUNCTION_MASS_STORAGE 321 #endif 322 323 #ifdef CONFIG_USB_KEYBOARD 324 #define CONFIG_PREBOOT 325 #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE 326 #endif 327 328 #if !defined CONFIG_ENV_IS_IN_MMC && \ 329 !defined CONFIG_ENV_IS_IN_NAND && \ 330 !defined CONFIG_ENV_IS_IN_FAT && \ 331 !defined CONFIG_ENV_IS_IN_SPI_FLASH 332 #define CONFIG_ENV_IS_NOWHERE 333 #endif 334 335 #define CONFIG_MISC_INIT_R 336 337 #ifndef CONFIG_SPL_BUILD 338 #include <config_distro_defaults.h> 339 340 #ifdef CONFIG_ARM64 341 /* 342 * Boards seem to come with at least 512MB of DRAM. 343 * The kernel should go at 512K, which is the default text offset (that will 344 * be adjusted at runtime if needed). 345 * There is no compression for arm64 kernels (yet), so leave some space 346 * for really big kernels, say 256MB for now. 347 * Scripts, PXE and DTBs should go afterwards, leaving the rest for the initrd. 348 * Align the initrd to a 2MB page. 349 */ 350 #define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(0080000)) 351 #define FDT_ADDR_R __stringify(SDRAM_OFFSET(FA00000)) 352 #define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(FC00000)) 353 #define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(FD00000)) 354 #define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(FE00000)) 355 356 #else 357 /* 358 * 160M RAM (256M minimum minus 64MB heap + 32MB for u-boot, stack, fb, etc. 359 * 32M uncompressed kernel, 16M compressed kernel, 1M fdt, 360 * 1M script, 1M pxe and the ramdisk at the end. 361 */ 362 363 #define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(2000000)) 364 #define FDT_ADDR_R __stringify(SDRAM_OFFSET(3000000)) 365 #define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(3100000)) 366 #define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(3200000)) 367 #define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(3300000)) 368 #endif 369 370 #define MEM_LAYOUT_ENV_SETTINGS \ 371 "bootm_size=0xa000000\0" \ 372 "kernel_addr_r=" KERNEL_ADDR_R "\0" \ 373 "fdt_addr_r=" FDT_ADDR_R "\0" \ 374 "scriptaddr=" SCRIPT_ADDR_R "\0" \ 375 "pxefile_addr_r=" PXEFILE_ADDR_R "\0" \ 376 "ramdisk_addr_r=" RAMDISK_ADDR_R "\0" 377 378 #define DFU_ALT_INFO_RAM \ 379 "dfu_alt_info_ram=" \ 380 "kernel ram " KERNEL_ADDR_R " 0x1000000;" \ 381 "fdt ram " FDT_ADDR_R " 0x100000;" \ 382 "ramdisk ram " RAMDISK_ADDR_R " 0x4000000\0" 383 384 #ifdef CONFIG_MMC 385 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) 386 #if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1 387 #define BOOT_TARGET_DEVICES_MMC_EXTRA(func) func(MMC, mmc, 1) 388 #else 389 #define BOOT_TARGET_DEVICES_MMC_EXTRA(func) 390 #endif 391 #else 392 #define BOOT_TARGET_DEVICES_MMC(func) 393 #define BOOT_TARGET_DEVICES_MMC_EXTRA(func) 394 #endif 395 396 #ifdef CONFIG_AHCI 397 #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0) 398 #else 399 #define BOOT_TARGET_DEVICES_SCSI(func) 400 #endif 401 402 #ifdef CONFIG_USB_STORAGE 403 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0) 404 #else 405 #define BOOT_TARGET_DEVICES_USB(func) 406 #endif 407 408 /* FEL boot support, auto-execute boot.scr if a script address was provided */ 409 #define BOOTENV_DEV_FEL(devtypeu, devtypel, instance) \ 410 "bootcmd_fel=" \ 411 "if test -n ${fel_booted} && test -n ${fel_scriptaddr}; then " \ 412 "echo '(FEL boot)'; " \ 413 "source ${fel_scriptaddr}; " \ 414 "fi\0" 415 #define BOOTENV_DEV_NAME_FEL(devtypeu, devtypel, instance) \ 416 "fel " 417 418 #define BOOT_TARGET_DEVICES(func) \ 419 func(FEL, fel, na) \ 420 BOOT_TARGET_DEVICES_MMC(func) \ 421 BOOT_TARGET_DEVICES_MMC_EXTRA(func) \ 422 BOOT_TARGET_DEVICES_SCSI(func) \ 423 BOOT_TARGET_DEVICES_USB(func) \ 424 func(PXE, pxe, na) \ 425 func(DHCP, dhcp, na) 426 427 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT 428 #define BOOTCMD_SUNXI_COMPAT \ 429 "bootcmd_sunxi_compat=" \ 430 "setenv root /dev/mmcblk0p3 rootwait; " \ 431 "if ext2load mmc 0 0x44000000 uEnv.txt; then " \ 432 "echo Loaded environment from uEnv.txt; " \ 433 "env import -t 0x44000000 ${filesize}; " \ 434 "fi; " \ 435 "setenv bootargs console=${console} root=${root} ${extraargs}; " \ 436 "ext2load mmc 0 0x43000000 script.bin && " \ 437 "ext2load mmc 0 0x48000000 uImage && " \ 438 "bootm 0x48000000\0" 439 #else 440 #define BOOTCMD_SUNXI_COMPAT 441 #endif 442 443 #include <config_distro_bootcmd.h> 444 445 #ifdef CONFIG_USB_KEYBOARD 446 #define CONSOLE_STDIN_SETTINGS \ 447 "preboot=usb start\0" \ 448 "stdin=serial,usbkbd\0" 449 #else 450 #define CONSOLE_STDIN_SETTINGS \ 451 "stdin=serial\0" 452 #endif 453 454 #ifdef CONFIG_VIDEO 455 #define CONSOLE_STDOUT_SETTINGS \ 456 "stdout=serial,vga\0" \ 457 "stderr=serial,vga\0" 458 #else 459 #define CONSOLE_STDOUT_SETTINGS \ 460 "stdout=serial\0" \ 461 "stderr=serial\0" 462 #endif 463 464 #define CONSOLE_ENV_SETTINGS \ 465 CONSOLE_STDIN_SETTINGS \ 466 CONSOLE_STDOUT_SETTINGS 467 468 #define CONFIG_EXTRA_ENV_SETTINGS \ 469 CONSOLE_ENV_SETTINGS \ 470 MEM_LAYOUT_ENV_SETTINGS \ 471 DFU_ALT_INFO_RAM \ 472 "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \ 473 "console=ttyS0,115200\0" \ 474 BOOTCMD_SUNXI_COMPAT \ 475 BOOTENV 476 477 #else /* ifndef CONFIG_SPL_BUILD */ 478 #define CONFIG_EXTRA_ENV_SETTINGS 479 #endif 480 481 #endif /* _SUNXI_COMMON_CONFIG_H */ 482