1 /* 2 * Copyright (C) 2014 O.S. Systems Software LTDA. 3 * Copyright (C) 2014 Kynetics LLC. 4 * Copyright (C) 2014 Revolution Robotics, Inc. 5 * 6 * Author: Otavio Salvador <otavio@ossystems.com.br> 7 * 8 * Configuration settings for the WaRP Board 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef __CONFIG_H 14 #define __CONFIG_H 15 16 #include <asm/arch/imx-regs.h> 17 #include <linux/sizes.h> 18 #include "mx6_common.h" 19 20 #define CONFIG_MX6 21 #define CONFIG_DISPLAY_CPUINFO 22 #define CONFIG_DISPLAY_BOARDINFO 23 #define CONFIG_SYS_GENERIC_BOARD 24 25 #define CONFIG_CMDLINE_TAG 26 #define CONFIG_SETUP_MEMORY_TAGS 27 #define CONFIG_INITRD_TAG 28 #define CONFIG_REVISION_TAG 29 30 /* Size of malloc() pool */ 31 #define CONFIG_SYS_MALLOC_LEN (3 * SZ_1M) 32 33 #define CONFIG_BOARD_EARLY_INIT_F 34 #define CONFIG_BOARD_LATE_INIT 35 #define CONFIG_MXC_GPIO 36 37 #define CONFIG_MXC_UART 38 #define CONFIG_MXC_UART_BASE UART1_IPS_BASE_ADDR 39 40 /* MMC Configs */ 41 #define CONFIG_FSL_ESDHC 42 #define CONFIG_FSL_USDHC 43 #define CONFIG_SYS_FSL_ESDHC_ADDR 0 44 #define CONFIG_SYS_FSL_ESDHC_FORCE_VSELECT 45 46 #define CONFIG_MMC 47 #define CONFIG_CMD_MMC 48 #define CONFIG_GENERIC_MMC 49 #define CONFIG_CMD_FAT 50 #define CONFIG_DOS_PARTITION 51 52 /* allow to overwrite serial and ethaddr */ 53 #define CONFIG_ENV_OVERWRITE 54 #define CONFIG_CONS_INDEX 1 55 #define CONFIG_BAUDRATE 115200 56 57 /* FLASH and environment organization */ 58 #define CONFIG_SYS_NO_FLASH 59 60 /* Command definition */ 61 #include <config_cmd_default.h> 62 #undef CONFIG_CMD_NET 63 #undef CONFIG_CMD_NFS 64 65 #define CONFIG_BOOTDELAY 3 66 67 #define CONFIG_LOADADDR 0x82000000 68 #define CONFIG_SYS_TEXT_BASE 0x87800000 69 70 /* Miscellaneous configurable options */ 71 #define CONFIG_SYS_LONGHELP 72 #define CONFIG_SYS_HUSH_PARSER 73 #define CONFIG_AUTO_COMPLETE 74 #define CONFIG_SYS_CBSIZE 256 75 76 /* Watchdog */ 77 #define CONFIG_HW_WATCHDOG 78 #define CONFIG_IMX_WATCHDOG 79 #define CONFIG_WATCHDOG_TIMEOUT_MSECS 30000 /* 30s */ 80 81 /* Print Buffer Size */ 82 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 83 #define CONFIG_SYS_MAXARGS 16 84 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 85 86 #define CONFIG_SYS_MEMTEST_START 0x80000000 87 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + SZ_256M) 88 89 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 90 91 #define CONFIG_CMDLINE_EDITING 92 #define CONFIG_STACKSIZE SZ_128K 93 94 /* Physical Memory Map */ 95 #define CONFIG_NR_DRAM_BANKS 1 96 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR 97 #define PHYS_SDRAM_SIZE SZ_512M 98 99 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM 100 #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR 101 #define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE 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_ENV_OFFSET (6 * SZ_64K) 109 #define CONFIG_ENV_SIZE SZ_8K 110 #define CONFIG_ENV_IS_IN_MMC 111 #define CONFIG_SYS_MMC_ENV_DEV 0 112 113 /* VDD voltage 1.65 - 1.95 */ 114 #define CONFIG_SYS_SD_VOLTAGE 0x00000080 115 116 #define CONFIG_OF_LIBFDT 117 #define CONFIG_CMD_BOOTZ 118 119 #ifndef CONFIG_SYS_DCACHE_OFF 120 #define CONFIG_CMD_CACHE 121 #endif 122 123 #define CONFIG_EXTRA_ENV_SETTINGS \ 124 "script=boot.scr\0" \ 125 "image=zImage\0" \ 126 "console=ttymxc0\0" \ 127 "fdt_high=0xffffffff\0" \ 128 "initrd_high=0xffffffff\0" \ 129 "fdt_file=imx6sl-warp.dtb\0" \ 130 "fdt_addr=0x88000000\0" \ 131 "initrd_addr=0x83800000\0" \ 132 "boot_fdt=try\0" \ 133 "ip_dyn=yes\0" \ 134 "mmcdev=0\0" \ 135 "mmcpart=1\0" \ 136 "mmcroot=/dev/mmcblk0p2 rootwait rw\0" \ 137 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 138 "root=${mmcroot}\0" \ 139 "loadbootscript=" \ 140 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 141 "bootscript=echo Running bootscript from mmc ...; " \ 142 "source\0" \ 143 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 144 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 145 "mmcboot=echo Booting from mmc ...; " \ 146 "run mmcargs; " \ 147 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 148 "if run loadfdt; then " \ 149 "bootz ${loadaddr} - ${fdt_addr}; " \ 150 "else " \ 151 "if test ${boot_fdt} = try; then " \ 152 "bootz; " \ 153 "else " \ 154 "echo WARN: Cannot load the DT; " \ 155 "fi; " \ 156 "fi; " \ 157 "else " \ 158 "bootz; " \ 159 "fi;\0" \ 160 "netargs=setenv bootargs console=${console},${baudrate} " \ 161 "root=/dev/nfs " \ 162 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 163 "netboot=echo Booting from net ...; " \ 164 "run netargs; " \ 165 "if test ${ip_dyn} = yes; then " \ 166 "setenv get_cmd dhcp; " \ 167 "else " \ 168 "setenv get_cmd tftp; " \ 169 "fi; " \ 170 "${get_cmd} ${image}; " \ 171 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 172 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 173 "bootz ${loadaddr} - ${fdt_addr}; " \ 174 "else " \ 175 "if test ${boot_fdt} = try; then " \ 176 "bootz; " \ 177 "else " \ 178 "echo WARN: Cannot load the DT; " \ 179 "fi; " \ 180 "fi; " \ 181 "else " \ 182 "bootz; " \ 183 "fi;\0" 184 185 #define CONFIG_BOOTCOMMAND \ 186 "mmc dev ${mmcdev};" \ 187 "mmc dev ${mmcdev}; if mmc rescan; then " \ 188 "if run loadbootscript; then " \ 189 "run bootscript; " \ 190 "else " \ 191 "if run loadimage; then " \ 192 "run mmcboot; " \ 193 "else run netboot; " \ 194 "fi; " \ 195 "fi; " \ 196 "else run netboot; fi" 197 198 #endif /* __CONFIG_H */ 199