1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright 2018 NXP 4 */ 5 6 #ifndef __IMX8MN_EVK_H 7 #define __IMX8MN_EVK_H 8 9 #include <linux/sizes.h> 10 #include <linux/stringify.h> 11 #include <asm/arch/imx-regs.h> 12 13 #define CONFIG_SYS_BOOTM_LEN (32 * SZ_1M) 14 15 #define CONFIG_SPL_MAX_SIZE (148 * 1024) 16 #define CONFIG_SYS_MONITOR_LEN SZ_512K 17 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR 18 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 19 #define CONFIG_SYS_UBOOT_BASE \ 20 (QSPI0_AMBA_BASE + CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR * 512) 21 22 #ifdef CONFIG_SPL_BUILD 23 #define CONFIG_SPL_STACK 0x980000 24 #define CONFIG_SPL_BSS_START_ADDR 0x950000 25 #define CONFIG_SPL_BSS_MAX_SIZE SZ_8K /* 8 KB */ 26 #define CONFIG_SYS_SPL_MALLOC_START 0x42200000 27 #define CONFIG_SYS_SPL_MALLOC_SIZE SZ_512K /* 512 KB */ 28 29 /* For RAW image gives a error info not panic */ 30 #define CONFIG_SPL_ABORT_ON_RAW_IMAGE 31 32 #endif 33 34 /* Initial environment variables */ 35 #define CONFIG_EXTRA_ENV_SETTINGS \ 36 "script=boot.scr\0" \ 37 "image=Image\0" \ 38 "console=ttymxc1,115200\0" \ 39 "fdt_addr=0x43000000\0" \ 40 "boot_fit=no\0" \ 41 "fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \ 42 "initrd_addr=0x43800000\0" \ 43 "bootm_size=0x10000000\0" \ 44 "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \ 45 "mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \ 46 "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \ 47 "mmcautodetect=yes\0" \ 48 "mmcargs=setenv bootargs console=${console} root=${mmcroot}\0 " \ 49 "loadbootscript=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 50 "bootscript=echo Running bootscript from mmc ...; " \ 51 "source\0" \ 52 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 53 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 54 "mmcboot=echo Booting from mmc ...; " \ 55 "run mmcargs; " \ 56 "if test ${boot_fit} = yes || test ${boot_fit} = try; then " \ 57 "bootm ${loadaddr}; " \ 58 "else " \ 59 "if run loadfdt; then " \ 60 "booti ${loadaddr} - ${fdt_addr}; " \ 61 "else " \ 62 "echo WARN: Cannot load the DT; " \ 63 "fi; " \ 64 "fi;\0" \ 65 "netargs=setenv bootargs console=${console} " \ 66 "root=/dev/nfs " \ 67 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 68 "netboot=echo Booting from net ...; " \ 69 "run netargs; " \ 70 "if test ${ip_dyn} = yes; then " \ 71 "setenv get_cmd dhcp; " \ 72 "else " \ 73 "setenv get_cmd tftp; " \ 74 "fi; " \ 75 "${get_cmd} ${loadaddr} ${image}; " \ 76 "if test ${boot_fit} = yes || test ${boot_fit} = try; then " \ 77 "bootm ${loadaddr}; " \ 78 "else " \ 79 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 80 "booti ${loadaddr} - ${fdt_addr}; " \ 81 "else " \ 82 "echo WARN: Cannot load the DT; " \ 83 "fi; " \ 84 "fi;\0" 85 86 #define CONFIG_BOOTCOMMAND \ 87 "mmc dev ${mmcdev}; if mmc rescan; then " \ 88 "if run loadbootscript; then " \ 89 "run bootscript; " \ 90 "else " \ 91 "if run loadimage; then " \ 92 "run mmcboot; " \ 93 "else run netboot; " \ 94 "fi; " \ 95 "fi; " \ 96 "fi;" 97 98 /* Link Definitions */ 99 #define CONFIG_LOADADDR 0x40480000 100 101 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 102 103 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000 104 #define CONFIG_SYS_INIT_RAM_SIZE 0x200000 105 #define CONFIG_SYS_INIT_SP_OFFSET \ 106 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 107 #define CONFIG_SYS_INIT_SP_ADDR \ 108 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 109 110 #define CONFIG_MMCROOT "/dev/mmcblk1p2" /* USDHC2 */ 111 112 /* Size of malloc() pool */ 113 #define CONFIG_SYS_MALLOC_LEN SZ_32M 114 115 #define CONFIG_SYS_SDRAM_BASE 0x40000000 116 #define PHYS_SDRAM 0x40000000 117 #define PHYS_SDRAM_SIZE 0x80000000 /* 2GB DDR */ 118 119 #define CONFIG_MXC_UART_BASE UART2_BASE_ADDR 120 121 /* Monitor Command Prompt */ 122 #define CONFIG_SYS_CBSIZE 2048 123 #define CONFIG_SYS_MAXARGS 64 124 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 125 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 126 sizeof(CONFIG_SYS_PROMPT) + 16) 127 128 /* USDHC */ 129 #define CONFIG_FSL_USDHC 130 131 #define CONFIG_SYS_FSL_USDHC_NUM 2 132 #define CONFIG_SYS_FSL_ESDHC_ADDR 0 133 134 #define CONFIG_SYS_MMC_IMG_LOAD_PART 1 135 136 #define CONFIG_SYS_I2C_SPEED 100000 137 138 #endif 139