1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2017 Logic PD, Inc. 4 * 5 * Configuration settings for the LogicPD i.MX6 SOM. 6 */ 7 8 #ifndef __IMX6LOGIC_CONFIG_H 9 #define __IMX6LOGIC_CONFIG_H 10 11 #define CFG_MXC_UART_BASE UART1_BASE 12 #define CONSOLE_DEV "ttymxc0" 13 14 #include "mx6_common.h" 15 16 /* MMC Configs */ 17 #define CFG_SYS_FSL_ESDHC_ADDR 0 18 #define CFG_SYS_FSL_USDHC_NUM 2 19 20 /* Ethernet Configs */ 21 #define CFG_FEC_MXC_PHYADDR 0 22 23 #define CFG_EXTRA_ENV_SETTINGS \ 24 "script=boot.scr\0" \ 25 "image=zImage\0" \ 26 "bootm_size=0x10000000\0" \ 27 "fdt_addr_r=0x14000000\0" \ 28 "ramdisk_addr_r=0x14080000\0" \ 29 "kernel_addr_r=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ 30 "ramdisk_file=rootfs.cpio.uboot\0" \ 31 "boot_fdt=try\0" \ 32 "ip_dyn=yes\0" \ 33 "console=" CONSOLE_DEV "\0" \ 34 "mmcdev=1\0" \ 35 "mmcpart=1\0" \ 36 "finduuid=part uuid mmc ${mmcdev}:2 uuid\0" \ 37 "nandroot=ubi0:rootfs rootfstype=ubifs\0" \ 38 "mmcargs=setenv bootargs console=${console},${baudrate}" \ 39 " root=PARTUUID=${uuid} rootwait rw ${mtdparts} ${optargs}\0" \ 40 "nandargs=setenv bootargs console=${console},${baudrate}" \ 41 " ubi.mtd=fs root=${nandroot} ${mtdparts} ${optargs}\0" \ 42 "ramargs=setenv bootargs console=${console},${baudrate}" \ 43 " root=/dev/ram rw ${mtdparts} ${optargs}\0" \ 44 "loadbootscript=" \ 45 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 46 "bootscript=echo Running bootscript from mmc ...;" \ 47 " source\0" \ 48 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};" \ 49 " setenv kernelsize ${filesize}\0" \ 50 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr_r} ${fdt_file}\0" \ 51 "loadramdisk=fatload mmc ${mmcdev}:${mmcpart} ${ramdisk_addr_r}" \ 52 " ${ramdisk_file}; setenv ramdisksize ${filesize}\0" \ 53 "mmcboot=echo Booting from mmc...; run finduuid; run mmcargs;" \ 54 "run loadimage; run loadfdt; bootz ${loadaddr} - ${fdt_addr_r}\0" \ 55 "mmcramboot=run ramargs; run loadimage;" \ 56 " run loadfdt; run loadramdisk;" \ 57 " bootz ${loadaddr} ${ramdisk_addr_r} ${fdt_addr_r}\0" \ 58 "nandboot=echo Booting from nand ...; " \ 59 " run nandargs;" \ 60 " nand read ${loadaddr} kernel ${kernelsize};" \ 61 " nand read ${fdt_addr_r} dtb;" \ 62 " bootz ${loadaddr} - ${fdt_addr_r}\0" \ 63 "nandramboot=echo Booting RAMdisk from nand ...; " \ 64 " nand read ${ramdisk_addr_r} fs ${ramdisksize};" \ 65 " nand read ${loadaddr} kernel ${kernelsize};" \ 66 " nand read ${fdt_addr_r} dtb;" \ 67 " run ramargs;" \ 68 " bootz ${loadaddr} ${ramdisk_addr_r} ${fdt_addr_r}\0" \ 69 "netargs=setenv bootargs console=${console},${baudrate} " \ 70 "root=/dev/nfs" \ 71 " ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 72 "netboot=echo Booting from net ...; " \ 73 "run netargs; " \ 74 "if test ${ip_dyn} = yes; then " \ 75 "setenv get_cmd dhcp; " \ 76 "else " \ 77 "setenv get_cmd tftp; " \ 78 "fi; " \ 79 "${get_cmd} ${image}; " \ 80 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 81 "if ${get_cmd} ${fdt_addr_r} ${fdt_file}; then " \ 82 "bootz ${loadaddr} - ${fdt_addr_r}; " \ 83 "else " \ 84 "if test ${boot_fdt} = try; then " \ 85 "bootz; " \ 86 "else " \ 87 "echo WARN: Cannot load the DT; " \ 88 "fi; " \ 89 "fi; " \ 90 "else " \ 91 "bootz; " \ 92 "fi;\0" \ 93 "autoboot=mmc dev ${mmcdev};" \ 94 "if mmc rescan; then " \ 95 "if run loadbootscript; then " \ 96 "run bootscript; " \ 97 "else " \ 98 "if run loadimage; then " \ 99 "run mmcboot; " \ 100 "else run netboot; " \ 101 "fi; " \ 102 "fi; " \ 103 "else run netboot; fi" 104 105 /* Physical Memory Map */ 106 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR 107 #define CFG_SYS_SDRAM_BASE PHYS_SDRAM 108 #define CFG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR 109 #define CFG_SYS_INIT_RAM_SIZE IRAM_SIZE 110 111 /* Environment organization */ 112 113 /* NAND stuff */ 114 #define CFG_SYS_NAND_BASE 0x40000000 115 #define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE 116 117 /* Falcon Mode */ 118 119 /* Falcon Mode - MMC support: args@1MB kernel@2MB */ 120 121 #endif /* __IMX6LOGIC_CONFIG_H */ 122