1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2012 Michal Simek <monstr@monstr.eu> 4 * (C) Copyright 2013 - 2018 Xilinx, Inc. 5 * 6 * Common configuration options for all Zynq boards. 7 */ 8 9 #ifndef __CONFIG_ZYNQ_COMMON_H 10 #define __CONFIG_ZYNQ_COMMON_H 11 12 /* CPU clock */ 13 #ifndef CONFIG_CPU_FREQ_HZ 14 # define CONFIG_CPU_FREQ_HZ 800000000 15 #endif 16 17 /* Cache options */ 18 #define CONFIG_SYS_L2CACHE_OFF 19 #ifndef CONFIG_SYS_L2CACHE_OFF 20 # define CONFIG_SYS_L2_PL310 21 # define CONFIG_SYS_PL310_BASE 0xf8f02000 22 #endif 23 24 #define ZYNQ_SCUTIMER_BASEADDR 0xF8F00600 25 #define CONFIG_SYS_TIMERBASE ZYNQ_SCUTIMER_BASEADDR 26 #define CONFIG_SYS_TIMER_COUNTS_DOWN 27 #define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) 28 29 /* Serial drivers */ 30 /* The following table includes the supported baudrates */ 31 #define CONFIG_SYS_BAUDRATE_TABLE \ 32 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} 33 34 #define CONFIG_ARM_DCC 35 36 /* Ethernet driver */ 37 #if defined(CONFIG_ZYNQ_GEM) 38 # define CONFIG_MII 39 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 40 # define CONFIG_BOOTP_MAY_FAIL 41 #endif 42 43 /* QSPI */ 44 #ifdef CONFIG_ZYNQ_QSPI 45 # define CONFIG_SF_DEFAULT_SPEED 30000000 46 # define CONFIG_SPI_FLASH_ISSI 47 #endif 48 49 /* NOR */ 50 #ifdef CONFIG_MTD_NOR_FLASH 51 # define CONFIG_SYS_FLASH_BASE 0xE2000000 52 # define CONFIG_SYS_FLASH_SIZE (16 * 1024 * 1024) 53 # define CONFIG_SYS_MAX_FLASH_BANKS 1 54 # define CONFIG_SYS_MAX_FLASH_SECT 512 55 # define CONFIG_SYS_FLASH_ERASE_TOUT 1000 56 # define CONFIG_SYS_FLASH_WRITE_TOUT 5000 57 # define CONFIG_FLASH_SHOW_PROGRESS 10 58 # define CONFIG_SYS_FLASH_CFI 59 # undef CONFIG_SYS_FLASH_EMPTY_INFO 60 # define CONFIG_FLASH_CFI_DRIVER 61 # undef CONFIG_SYS_FLASH_PROTECTION 62 # define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 63 #endif 64 65 #ifdef CONFIG_NAND_ZYNQ 66 #define CONFIG_SYS_MAX_NAND_DEVICE 1 67 #define CONFIG_SYS_NAND_ONFI_DETECTION 68 #define CONFIG_MTD_DEVICE 69 #endif 70 71 #ifdef CONFIG_USB_EHCI_ZYNQ 72 # define CONFIG_EHCI_IS_TDI 73 74 # define CONFIG_SYS_DFU_DATA_BUF_SIZE 0x600000 75 # define DFU_DEFAULT_POLL_TIMEOUT 300 76 # define CONFIG_USB_CABLE_CHECK 77 # define CONFIG_THOR_RESET_OFF 78 # define DFU_ALT_INFO_RAM \ 79 "dfu_ram_info=" \ 80 "set dfu_alt_info " \ 81 "${kernel_image} ram 0x3000000 0x500000\\\\;" \ 82 "${devicetree_image} ram 0x2A00000 0x20000\\\\;" \ 83 "${ramdisk_image} ram 0x2000000 0x600000\0" \ 84 "dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \ 85 "thor_ram=run dfu_ram_info && thordown 0 ram 0\0" 86 87 # if defined(CONFIG_MMC_SDHCI_ZYNQ) 88 # define DFU_ALT_INFO_MMC \ 89 "dfu_mmc_info=" \ 90 "set dfu_alt_info " \ 91 "${kernel_image} fat 0 1\\\\;" \ 92 "${devicetree_image} fat 0 1\\\\;" \ 93 "${ramdisk_image} fat 0 1\0" \ 94 "dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \ 95 "thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0" 96 97 # define DFU_ALT_INFO \ 98 DFU_ALT_INFO_RAM \ 99 DFU_ALT_INFO_MMC 100 # else 101 # define DFU_ALT_INFO \ 102 DFU_ALT_INFO_RAM 103 # endif 104 #endif 105 106 #if !defined(DFU_ALT_INFO) 107 # define DFU_ALT_INFO 108 #endif 109 110 /* I2C */ 111 #if defined(CONFIG_SYS_I2C_ZYNQ) 112 # define CONFIG_SYS_I2C 113 #endif 114 115 /* EEPROM */ 116 #ifdef CONFIG_ZYNQ_EEPROM 117 # define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 118 # define CONFIG_SYS_I2C_EEPROM_ADDR 0x54 119 # define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 120 # define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5 121 # define CONFIG_SYS_EEPROM_SIZE 1024 /* Bytes */ 122 #endif 123 124 /* Allow to overwrite serial and ethaddr */ 125 #define CONFIG_ENV_OVERWRITE 126 127 /* enable preboot to be loaded before CONFIG_BOOTDELAY */ 128 #define CONFIG_PREBOOT 129 130 /* Boot configuration */ 131 #define CONFIG_SYS_LOAD_ADDR 0 /* default? */ 132 133 /* Distro boot enablement */ 134 135 #ifdef CONFIG_SPL_BUILD 136 #define BOOTENV 137 #else 138 139 #ifdef CONFIG_CMD_MMC 140 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) 141 #else 142 #define BOOT_TARGET_DEVICES_MMC(func) 143 #endif 144 145 #ifdef CONFIG_CMD_USB 146 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0) 147 #else 148 #define BOOT_TARGET_DEVICES_USB(func) 149 #endif 150 151 #if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP) 152 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na) 153 #else 154 #define BOOT_TARGET_DEVICES_PXE(func) 155 #endif 156 157 #if defined(CONFIG_CMD_DHCP) 158 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na) 159 #else 160 #define BOOT_TARGET_DEVICES_DHCP(func) 161 #endif 162 163 #define BOOT_TARGET_DEVICES(func) \ 164 BOOT_TARGET_DEVICES_MMC(func) \ 165 BOOT_TARGET_DEVICES_USB(func) \ 166 BOOT_TARGET_DEVICES_PXE(func) \ 167 BOOT_TARGET_DEVICES_DHCP(func) 168 169 #include <config_distro_bootcmd.h> 170 #endif /* CONFIG_SPL_BUILD */ 171 172 /* Default environment */ 173 #ifndef CONFIG_EXTRA_ENV_SETTINGS 174 #define CONFIG_EXTRA_ENV_SETTINGS \ 175 "fit_image=fit.itb\0" \ 176 "load_addr=0x2000000\0" \ 177 "fit_size=0x800000\0" \ 178 "flash_off=0x100000\0" \ 179 "nor_flash_off=0xE2100000\0" \ 180 "fdt_high=0x20000000\0" \ 181 "initrd_high=0x20000000\0" \ 182 "loadbootenv_addr=0x2000000\0" \ 183 "fdt_addr_r=0x1f00000\0" \ 184 "pxefile_addr_r=0x2000000\0" \ 185 "kernel_addr_r=0x2000000\0" \ 186 "scriptaddr=0x3000000\0" \ 187 "ramdisk_addr_r=0x3100000\0" \ 188 "bootenv=uEnv.txt\0" \ 189 "bootenv_dev=mmc\0" \ 190 "loadbootenv=load ${bootenv_dev} 0 ${loadbootenv_addr} ${bootenv}\0" \ 191 "importbootenv=echo Importing environment from ${bootenv_dev} ...; " \ 192 "env import -t ${loadbootenv_addr} $filesize\0" \ 193 "bootenv_existence_test=test -e ${bootenv_dev} 0 /${bootenv}\0" \ 194 "setbootenv=if env run bootenv_existence_test; then " \ 195 "if env run loadbootenv; then " \ 196 "env run importbootenv; " \ 197 "fi; " \ 198 "fi; \0" \ 199 "sd_loadbootenv=set bootenv_dev mmc && " \ 200 "run setbootenv \0" \ 201 "usb_loadbootenv=set bootenv_dev usb && usb start && run setbootenv \0" \ 202 "preboot=if test $modeboot = sdboot; then " \ 203 "run sd_loadbootenv; " \ 204 "echo Checking if uenvcmd is set ...; " \ 205 "if test -n $uenvcmd; then " \ 206 "echo Running uenvcmd ...; " \ 207 "run uenvcmd; " \ 208 "fi; " \ 209 "fi; \0" \ 210 "norboot=echo Copying FIT from NOR flash to RAM... && " \ 211 "cp.b ${nor_flash_off} ${load_addr} ${fit_size} && " \ 212 "bootm ${load_addr}\0" \ 213 "sdboot=echo Copying FIT from SD to RAM... && " \ 214 "load mmc 0 ${load_addr} ${fit_image} && " \ 215 "bootm ${load_addr}\0" \ 216 "jtagboot=echo TFTPing FIT to RAM... && " \ 217 "tftpboot ${load_addr} ${fit_image} && " \ 218 "bootm ${load_addr}\0" \ 219 "usbboot=if usb start; then " \ 220 "echo Copying FIT from USB to RAM... && " \ 221 "load usb 0 ${load_addr} ${fit_image} && " \ 222 "bootm ${load_addr}; fi\0" \ 223 DFU_ALT_INFO \ 224 BOOTENV 225 #endif 226 227 /* Miscellaneous configurable options */ 228 229 #define CONFIG_CLOCKS 230 #define CONFIG_SYS_MAXARGS 32 /* max number of command args */ 231 232 #ifndef CONFIG_NR_DRAM_BANKS 233 # define CONFIG_NR_DRAM_BANKS 1 234 #endif 235 236 #define CONFIG_SYS_MEMTEST_START 0 237 #define CONFIG_SYS_MEMTEST_END 0x1000 238 239 #define CONFIG_SYS_MALLOC_LEN 0x1400000 240 241 #define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000 242 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 243 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 244 CONFIG_SYS_INIT_RAM_SIZE - \ 245 GENERATED_GBL_DATA_SIZE) 246 247 248 /* Extend size of kernel image for uncompression */ 249 #define CONFIG_SYS_BOOTM_LEN (60 * 1024 * 1024) 250 251 /* Boot FreeBSD/vxWorks from an ELF image */ 252 #define CONFIG_SYS_MMC_MAX_DEVICE 1 253 254 #define CONFIG_SYS_LDSCRIPT "arch/arm/mach-zynq/u-boot.lds" 255 256 /* Commands */ 257 258 /* SPL part */ 259 260 /* MMC support */ 261 #ifdef CONFIG_MMC_SDHCI_ZYNQ 262 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 263 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 264 #endif 265 266 /* Disable dcache for SPL just for sure */ 267 #ifdef CONFIG_SPL_BUILD 268 #define CONFIG_SYS_DCACHE_OFF 269 #endif 270 271 /* Address in RAM where the parameters must be copied by SPL. */ 272 #define CONFIG_SYS_SPL_ARGS_ADDR 0x10000000 273 274 #define CONFIG_SPL_FS_LOAD_ARGS_NAME "system.dtb" 275 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" 276 277 /* Not using MMC raw mode - just for compilation purpose */ 278 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0 279 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0 280 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0 281 282 /* qspi mode is working fine */ 283 #ifdef CONFIG_ZYNQ_QSPI 284 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x100000 285 #define CONFIG_SYS_SPI_ARGS_OFFS 0x200000 286 #define CONFIG_SYS_SPI_ARGS_SIZE 0x80000 287 #define CONFIG_SYS_SPI_KERNEL_OFFS (CONFIG_SYS_SPI_ARGS_OFFS + \ 288 CONFIG_SYS_SPI_ARGS_SIZE) 289 #endif 290 291 /* for booting directly linux */ 292 293 /* SP location before relocation, must use scratch RAM */ 294 #define CONFIG_SPL_TEXT_BASE 0x0 295 296 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */ 297 #define CONFIG_SPL_MAX_SIZE 0x30000 298 299 /* On the top of OCM space */ 300 #define CONFIG_SYS_SPL_MALLOC_START CONFIG_SPL_STACK_R_ADDR 301 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x2000000 302 303 /* 304 * SPL stack position - and stack goes down 305 * 0xfffffe00 is used for putting wfi loop. 306 * Set it up as limit for now. 307 */ 308 #define CONFIG_SPL_STACK 0xfffffe00 309 310 /* BSS setup */ 311 #define CONFIG_SPL_BSS_START_ADDR 0x100000 312 #define CONFIG_SPL_BSS_MAX_SIZE 0x100000 313 314 #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE 315 316 #endif /* __CONFIG_ZYNQ_COMMON_H */ 317