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 <linux/stringify.h> 17 18 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT 19 /* 20 * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the 21 * expense of restricting some features, so the regular machine id values can 22 * be used. 23 */ 24 # define CONFIG_MACH_TYPE_COMPAT_REV 0 25 #else 26 /* 27 * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels. 28 * Only sunxi-3.4 kernels with appropriate fixes applied are able to pass 29 * beyond the machine id check. 30 */ 31 # define CONFIG_MACH_TYPE_COMPAT_REV 1 32 #endif 33 34 /* 35 * High Level Configuration Options 36 */ 37 #define CONFIG_SUNXI /* sunxi family */ 38 #ifdef CONFIG_SPL_BUILD 39 #define CONFIG_SYS_THUMB_BUILD /* Thumbs mode to save space in SPL */ 40 #endif 41 42 #include <asm/arch/cpu.h> /* get chip and board defs */ 43 44 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_DM_SERIAL) 45 # define CONFIG_DW_SERIAL 46 #endif 47 48 /* 49 * Display CPU information 50 */ 51 #define CONFIG_DISPLAY_CPUINFO 52 53 #define CONFIG_SYS_PROMPT "sunxi# " 54 55 /* Serial & console */ 56 #define CONFIG_SYS_NS16550 57 #define CONFIG_SYS_NS16550_SERIAL 58 /* ns16550 reg in the low bits of cpu reg */ 59 #define CONFIG_SYS_NS16550_CLK 24000000 60 #ifndef CONFIG_DM_SERIAL 61 # define CONFIG_SYS_NS16550_REG_SIZE -4 62 # define CONFIG_SYS_NS16550_COM1 SUNXI_UART0_BASE 63 # define CONFIG_SYS_NS16550_COM2 SUNXI_UART1_BASE 64 # define CONFIG_SYS_NS16550_COM3 SUNXI_UART2_BASE 65 # define CONFIG_SYS_NS16550_COM4 SUNXI_UART3_BASE 66 # define CONFIG_SYS_NS16550_COM5 SUNXI_R_UART_BASE 67 #endif 68 69 /* CPU */ 70 #define CONFIG_SYS_CACHELINE_SIZE 64 71 72 /* 73 * The DRAM Base differs between some models. We cannot use macros for the 74 * CONFIG_FOO defines which contain the DRAM base address since they end 75 * up unexpanded in include/autoconf.mk . 76 * 77 * So we have to have this #ifdef #else #endif block for these. 78 */ 79 #ifdef CONFIG_MACH_SUN9I 80 #define SDRAM_OFFSET(x) 0x2##x 81 #define CONFIG_SYS_SDRAM_BASE 0x20000000 82 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* default load address */ 83 #define CONFIG_SYS_TEXT_BASE 0x2a000000 84 #define CONFIG_PRE_CON_BUF_ADDR 0x2f000000 85 #define CONFIG_SYS_SPL_MALLOC_START 0x2ff00000 86 #define CONFIG_SPL_BSS_START_ADDR 0x2ff80000 87 #else 88 #define SDRAM_OFFSET(x) 0x4##x 89 #define CONFIG_SYS_SDRAM_BASE 0x40000000 90 #define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */ 91 #define CONFIG_SYS_TEXT_BASE 0x4a000000 92 #define CONFIG_PRE_CON_BUF_ADDR 0x4f000000 93 #define CONFIG_SYS_SPL_MALLOC_START 0x4ff00000 94 #define CONFIG_SPL_BSS_START_ADDR 0x4ff80000 95 #endif 96 97 #define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 /* 512 KiB */ 98 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x00080000 /* 512 KiB */ 99 100 #define CONFIG_SYS_INIT_RAM_ADDR 0x0 101 #define CONFIG_SYS_INIT_RAM_SIZE 0x8000 /* 32 KiB */ 102 103 #define CONFIG_SYS_INIT_SP_OFFSET \ 104 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 105 #define CONFIG_SYS_INIT_SP_ADDR \ 106 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 107 108 #define CONFIG_NR_DRAM_BANKS 1 109 #define PHYS_SDRAM_0 CONFIG_SYS_SDRAM_BASE 110 #define PHYS_SDRAM_0_SIZE 0x80000000 /* 2 GiB */ 111 112 #ifdef CONFIG_AHCI 113 #define CONFIG_LIBATA 114 #define CONFIG_SCSI_AHCI 115 #define CONFIG_SCSI_AHCI_PLAT 116 #define CONFIG_SUNXI_AHCI 117 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1 118 #define CONFIG_SYS_SCSI_MAX_LUN 1 119 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \ 120 CONFIG_SYS_SCSI_MAX_LUN) 121 #define CONFIG_CMD_SCSI 122 #endif 123 124 #define CONFIG_CMD_MEMORY 125 #define CONFIG_CMD_SETEXPR 126 127 #define CONFIG_SETUP_MEMORY_TAGS 128 #define CONFIG_CMDLINE_TAG 129 #define CONFIG_INITRD_TAG 130 #define CONFIG_SERIAL_TAG 131 132 /* mmc config */ 133 #if !defined(CONFIG_UART0_PORT_F) 134 #define CONFIG_MMC 135 #define CONFIG_GENERIC_MMC 136 #define CONFIG_CMD_MMC 137 #define CONFIG_MMC_SUNXI 138 #define CONFIG_MMC_SUNXI_SLOT 0 139 #define CONFIG_ENV_IS_IN_MMC 140 #define CONFIG_SYS_MMC_ENV_DEV 0 /* first detected MMC controller */ 141 #endif 142 143 /* 4MB of malloc() pool */ 144 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (4 << 20)) 145 146 /* 147 * Miscellaneous configurable options 148 */ 149 #define CONFIG_CMD_ECHO 150 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 151 #define CONFIG_SYS_PBSIZE 1024 /* Print Buffer Size */ 152 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 153 #define CONFIG_SYS_GENERIC_BOARD 154 155 /* Boot Argument Buffer Size */ 156 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 157 158 /* standalone support */ 159 #define CONFIG_STANDALONE_LOAD_ADDR CONFIG_SYS_LOAD_ADDR 160 161 /* baudrate */ 162 #define CONFIG_BAUDRATE 115200 163 164 /* The stack sizes are set up in start.S using the settings below */ 165 #define CONFIG_STACKSIZE (256 << 10) /* 256 KiB */ 166 167 /* FLASH and environment organization */ 168 169 #define CONFIG_SYS_NO_FLASH 170 171 #define CONFIG_SYS_MONITOR_LEN (512 << 10) /* 512 KiB */ 172 #define CONFIG_IDENT_STRING " Allwinner Technology" 173 174 #define CONFIG_ENV_OFFSET (544 << 10) /* (8 + 24 + 512) KiB */ 175 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 176 177 #include <config_cmd_default.h> 178 #undef CONFIG_CMD_FPGA 179 180 #define CONFIG_FAT_WRITE /* enable write access */ 181 182 #define CONFIG_SPL_FRAMEWORK 183 #define CONFIG_SPL_LIBCOMMON_SUPPORT 184 #define CONFIG_SPL_SERIAL_SUPPORT 185 #define CONFIG_SPL_LIBGENERIC_SUPPORT 186 187 #define CONFIG_SPL_BOARD_LOAD_IMAGE 188 189 #define CONFIG_SPL_TEXT_BASE 0x20 /* sram start+header */ 190 #define CONFIG_SPL_MAX_SIZE 0x5fe0 /* 24KB on sun4i/sun7i */ 191 192 #define CONFIG_SPL_LIBDISK_SUPPORT 193 194 #if !defined(CONFIG_UART0_PORT_F) 195 #define CONFIG_SPL_MMC_SUPPORT 196 #endif 197 198 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds" 199 200 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 80 /* 40KiB */ 201 #define CONFIG_SPL_PAD_TO 32768 /* decimal for 'dd' */ 202 203 /* end of 32 KiB in sram */ 204 #define LOW_LEVEL_SRAM_STACK 0x00008000 /* End of sram */ 205 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK 206 207 /* I2C */ 208 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER 209 #define CONFIG_SPL_I2C_SUPPORT 210 #endif 211 212 #if defined CONFIG_I2C0_ENABLE || defined CONFIG_I2C1_ENABLE || \ 213 defined CONFIG_I2C2_ENABLE || defined CONFIG_I2C3_ENABLE || \ 214 defined CONFIG_I2C4_ENABLE 215 #define CONFIG_SYS_I2C 216 #define CONFIG_SYS_I2C_MVTWSI 217 #define CONFIG_SYS_I2C_SPEED 400000 218 #define CONFIG_SYS_I2C_SLAVE 0x7f 219 #define CONFIG_CMD_I2C 220 #endif 221 222 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD) 223 #define CONFIG_SYS_I2C_SOFT 224 #define CONFIG_SYS_I2C_SOFT_SPEED 50000 225 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x00 226 /* We use pin names in Kconfig and sunxi_name_to_gpio() */ 227 #define CONFIG_SOFT_I2C_GPIO_SDA soft_i2c_gpio_sda 228 #define CONFIG_SOFT_I2C_GPIO_SCL soft_i2c_gpio_scl 229 #ifndef __ASSEMBLY__ 230 extern int soft_i2c_gpio_sda; 231 extern int soft_i2c_gpio_scl; 232 #endif 233 #define CONFIG_VIDEO_LCD_I2C_BUS 0 /* The lcd panel soft i2c is bus 0 */ 234 #define CONFIG_SYS_SPD_BUS_NUM 1 /* And the axp209 i2c bus is bus 1 */ 235 #else 236 #define CONFIG_SYS_SPD_BUS_NUM 0 /* The axp209 i2c bus is bus 0 */ 237 #define CONFIG_VIDEO_LCD_I2C_BUS -1 /* NA, but necessary to compile */ 238 #endif 239 240 /* PMU */ 241 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || defined CONFIG_AXP221_POWER 242 #define CONFIG_SPL_POWER_SUPPORT 243 #endif 244 245 #ifndef CONFIG_CONS_INDEX 246 #define CONFIG_CONS_INDEX 1 /* UART0 */ 247 #endif 248 249 #if CONFIG_CONS_INDEX == 1 250 #ifdef CONFIG_MACH_SUN9I 251 #define OF_STDOUT_PATH "/soc/serial@07000000:115200" 252 #else 253 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28000:115200" 254 #endif 255 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I) 256 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28400:115200" 257 #elif CONFIG_CONS_INDEX == 3 && defined(CONFIG_MACH_SUN8I) 258 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28800:115200" 259 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I) 260 #define OF_STDOUT_PATH "/soc@01c00000/serial@01f02800:115200" 261 #else 262 #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h. 263 #endif 264 265 /* GPIO */ 266 #define CONFIG_SUNXI_GPIO 267 #define CONFIG_SPL_GPIO_SUPPORT 268 #define CONFIG_CMD_GPIO 269 270 #ifdef CONFIG_VIDEO 271 /* 272 * The amount of RAM to keep free at the top of RAM when relocating u-boot, 273 * to use as framebuffer. This must be a multiple of 4096. 274 */ 275 #define CONFIG_SUNXI_MAX_FB_SIZE (9 << 20) 276 277 /* Do we want to initialize a simple FB? */ 278 #define CONFIG_VIDEO_DT_SIMPLEFB 279 280 #define CONFIG_VIDEO_SUNXI 281 282 #define CONFIG_CFB_CONSOLE 283 #define CONFIG_VIDEO_SW_CURSOR 284 #define CONFIG_VIDEO_LOGO 285 #define CONFIG_VIDEO_STD_TIMINGS 286 #define CONFIG_I2C_EDID 287 288 /* allow both serial and cfb console. */ 289 #define CONFIG_CONSOLE_MUX 290 /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */ 291 #define CONFIG_VGA_AS_SINGLE_DEVICE 292 293 /* To be able to hook simplefb into dt */ 294 #ifdef CONFIG_VIDEO_DT_SIMPLEFB 295 #define CONFIG_OF_BOARD_SETUP 296 #endif 297 298 #endif /* CONFIG_VIDEO */ 299 300 /* Ethernet support */ 301 #ifdef CONFIG_SUNXI_EMAC 302 #define CONFIG_PHY_ADDR 1 303 #define CONFIG_MII /* MII PHY management */ 304 #define CONFIG_PHYLIB 305 #endif 306 307 #ifdef CONFIG_SUNXI_GMAC 308 #define CONFIG_DW_AUTONEG 309 #define CONFIG_PHY_GIGE /* GMAC can use gigabit PHY */ 310 #define CONFIG_PHY_ADDR 1 311 #define CONFIG_MII /* MII PHY management */ 312 #define CONFIG_PHYLIB 313 #endif 314 315 #ifdef CONFIG_USB_EHCI 316 #define CONFIG_USB_OHCI_NEW 317 #define CONFIG_USB_OHCI_SUNXI 318 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 319 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1 320 #endif 321 322 #ifdef CONFIG_USB_MUSB_SUNXI 323 #define CONFIG_MUSB_HOST 324 #define CONFIG_MUSB_PIO_ONLY 325 #endif 326 327 #if defined CONFIG_USB_EHCI || defined CONFIG_USB_MUSB_SUNXI 328 #define CONFIG_CMD_USB 329 #define CONFIG_USB_STORAGE 330 #endif 331 332 #ifdef CONFIG_USB_KEYBOARD 333 #define CONFIG_CONSOLE_MUX 334 #define CONFIG_PREBOOT 335 #define CONFIG_SYS_STDIO_DEREGISTER 336 #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE 337 #endif 338 339 #if !defined CONFIG_ENV_IS_IN_MMC && \ 340 !defined CONFIG_ENV_IS_IN_NAND && \ 341 !defined CONFIG_ENV_IS_IN_FAT && \ 342 !defined CONFIG_ENV_IS_IN_SPI_FLASH 343 #define CONFIG_ENV_IS_NOWHERE 344 #endif 345 346 #define CONFIG_MISC_INIT_R 347 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 348 349 #ifndef CONFIG_SPL_BUILD 350 #include <config_distro_defaults.h> 351 352 /* Enable pre-console buffer to get complete log on the VGA console */ 353 #define CONFIG_PRE_CONSOLE_BUFFER 354 #define CONFIG_PRE_CON_BUF_SZ 4096 /* Aprox 2 80*25 screens */ 355 356 /* 357 * 240M RAM (256M minimum minus space for the framebuffer), 358 * 32M uncompressed kernel, 16M compressed kernel, 1M fdt, 359 * 1M script, 1M pxe and the ramdisk at the end. 360 */ 361 #define MEM_LAYOUT_ENV_SETTINGS \ 362 "bootm_size=0xf000000\0" \ 363 "kernel_addr_r=" __stringify(SDRAM_OFFSET(2000000)) "\0" \ 364 "fdt_addr_r=" __stringify(SDRAM_OFFSET(3000000)) "\0" \ 365 "scriptaddr=" __stringify(SDRAM_OFFSET(3100000)) "\0" \ 366 "pxefile_addr_r=" __stringify(SDRAM_OFFSET(3200000)) "\0" \ 367 "ramdisk_addr_r=" __stringify(SDRAM_OFFSET(3300000)) "\0" 368 369 #ifdef CONFIG_MMC 370 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) 371 #else 372 #define BOOT_TARGET_DEVICES_MMC(func) 373 #endif 374 375 #ifdef CONFIG_AHCI 376 #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0) 377 #else 378 #define BOOT_TARGET_DEVICES_SCSI(func) 379 #endif 380 381 #ifdef CONFIG_USB_EHCI 382 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0) 383 #else 384 #define BOOT_TARGET_DEVICES_USB(func) 385 #endif 386 387 #define BOOT_TARGET_DEVICES(func) \ 388 BOOT_TARGET_DEVICES_MMC(func) \ 389 BOOT_TARGET_DEVICES_SCSI(func) \ 390 BOOT_TARGET_DEVICES_USB(func) \ 391 func(PXE, pxe, na) \ 392 func(DHCP, dhcp, na) 393 394 #include <config_distro_bootcmd.h> 395 396 #ifdef CONFIG_USB_KEYBOARD 397 #define CONSOLE_STDIN_SETTINGS \ 398 "preboot=usb start\0" \ 399 "stdin=serial,usbkbd\0" 400 #else 401 #define CONSOLE_STDIN_SETTINGS \ 402 "stdin=serial\0" 403 #endif 404 405 #ifdef CONFIG_VIDEO 406 #define CONSOLE_STDOUT_SETTINGS \ 407 "stdout=serial,vga\0" \ 408 "stderr=serial,vga\0" 409 #else 410 #define CONSOLE_STDOUT_SETTINGS \ 411 "stdout=serial\0" \ 412 "stderr=serial\0" 413 #endif 414 415 #define CONSOLE_ENV_SETTINGS \ 416 CONSOLE_STDIN_SETTINGS \ 417 CONSOLE_STDOUT_SETTINGS 418 419 #define CONFIG_EXTRA_ENV_SETTINGS \ 420 CONSOLE_ENV_SETTINGS \ 421 MEM_LAYOUT_ENV_SETTINGS \ 422 "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \ 423 "console=ttyS0,115200\0" \ 424 BOOTENV 425 426 #else /* ifndef CONFIG_SPL_BUILD */ 427 #define CONFIG_EXTRA_ENV_SETTINGS 428 #endif 429 430 #endif /* _SUNXI_COMMON_CONFIG_H */ 431