1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2011 Freescale Semiconductor, Inc. 4 * Author: Fabio Estevam <fabio.estevam@freescale.com> 5 * 6 * Based on m28evk.h: 7 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> 8 * on behalf of DENX Software Engineering GmbH 9 */ 10 #ifndef __CONFIGS_MX28EVK_H__ 11 #define __CONFIGS_MX28EVK_H__ 12 13 /* Memory configuration */ 14 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 15 #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ 16 #define CFG_SYS_SDRAM_BASE PHYS_SDRAM_1 17 18 /* UBI and NAND partitioning */ 19 20 /* Extra Environment */ 21 #define CFG_EXTRA_ENV_SETTINGS \ 22 "ubifs_file=filesystem.ubifs\0" \ 23 "update_nand_full_filename=u-boot.nand\0" \ 24 "update_nand_firmware_filename=u-boot.sb\0" \ 25 "update_nand_firmware_maxsz=0x100000\0" \ 26 "update_nand_stride=0x40\0" /* MX28 datasheet ch. 12.12 */ \ 27 "update_nand_count=0x4\0" /* MX28 datasheet ch. 12.12 */ \ 28 "update_nand_get_fcb_size=" /* Get size of FCB blocks */ \ 29 "nand device 0 ; " \ 30 "nand info ; " \ 31 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \ 32 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \ 33 "update_nand_firmware_full=" /* Update FCB, DBBT and FW */ \ 34 "if tftp ${update_nand_full_filename} ; then " \ 35 "run update_nand_get_fcb_size ; " \ 36 "nand scrub -y 0x0 ${filesize} ; " \ 37 "nand write.raw ${loadaddr} 0x0 ${fcb_sz} ; " \ 38 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \ 39 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \ 40 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \ 41 "fi\0" \ 42 "update_nand_firmware=" /* Update only firmware */ \ 43 "if tftp ${update_nand_firmware_filename} ; then " \ 44 "run update_nand_get_fcb_size ; " \ 45 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \ 46 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; " \ 47 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \ 48 "nand erase ${fcb_sz} ${fw_sz} ; " \ 49 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \ 50 "nand write ${loadaddr} ${fw_off} ${filesize} ; " \ 51 "fi\0" \ 52 "update_nand_kernel=" /* Update kernel */ \ 53 "mtdparts default; " \ 54 "nand erase.part kernel; " \ 55 "if test ${ip_dyn} = yes; then " \ 56 "setenv get_cmd dhcp; " \ 57 "else " \ 58 "setenv get_cmd tftp; " \ 59 "fi; " \ 60 "${get_cmd} ${image}; " \ 61 "nand write ${loadaddr} kernel ${filesize}\0" \ 62 "update_nand_fdt=" /* Update fdt */ \ 63 "mtdparts default; " \ 64 "nand erase.part fdt; " \ 65 "if test ${ip_dyn} = yes; then " \ 66 "setenv get_cmd dhcp; " \ 67 "else " \ 68 "setenv get_cmd tftp; " \ 69 "fi; " \ 70 "${get_cmd} ${fdt_file}; " \ 71 "nand write ${loadaddr} fdt ${filesize}\0" \ 72 "update_nand_filesystem=" /* Update filesystem */ \ 73 "mtdparts default; " \ 74 "nand erase.part filesystem; " \ 75 "if test ${ip_dyn} = yes; then " \ 76 "setenv get_cmd dhcp; " \ 77 "else " \ 78 "setenv get_cmd tftp; " \ 79 "fi; " \ 80 "${get_cmd} ${ubifs_file}; " \ 81 "ubi part filesystem; " \ 82 "ubi create filesystem; " \ 83 "ubi write ${loadaddr} filesystem ${filesize}\0" \ 84 "nandargs=setenv bootargs console=${console_mainline},${baudrate} " \ 85 "rootfstype=ubifs ubi.mtd=6 root=ubi0_0 ${mtdparts}\0" \ 86 "nandboot=" /* Boot from NAND */ \ 87 "mtdparts default; " \ 88 "run nandargs; " \ 89 "nand read ${loadaddr} kernel 0x00400000; " \ 90 "if test ${boot_fdt} = yes; then " \ 91 "nand read ${fdt_addr} fdt 0x00080000; " \ 92 "bootz ${loadaddr} - ${fdt_addr}; " \ 93 "else " \ 94 "if test ${boot_fdt} = no; then " \ 95 "bootz; " \ 96 "else " \ 97 "echo \"ERROR: Set boot_fdt to yes or no.\"; " \ 98 "fi; " \ 99 "fi\0" \ 100 "update_sd_firmware_filename=u-boot.sd\0" \ 101 "update_sd_firmware=" /* Update the SD firmware partition */ \ 102 "if mmc rescan ; then " \ 103 "if tftp ${update_sd_firmware_filename} ; then " \ 104 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 105 "setexpr fw_sz ${fw_sz} + 1 ; " \ 106 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 107 "fi ; " \ 108 "fi\0" \ 109 "script=boot.scr\0" \ 110 "image=zImage\0" \ 111 "console_fsl=ttyAM0\0" \ 112 "console_mainline=ttyAMA0\0" \ 113 "fdt_file=imx28-evk.dtb\0" \ 114 "fdt_addr=0x41000000\0" \ 115 "boot_fdt=try\0" \ 116 "ip_dyn=yes\0" \ 117 "mmcdev=0\0" \ 118 "mmcpart=2\0" \ 119 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ 120 "mmcargs=setenv bootargs console=${console_mainline},${baudrate} " \ 121 "root=${mmcroot}\0" \ 122 "loadbootscript=" \ 123 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 124 "bootscript=echo Running bootscript from mmc ...; " \ 125 "source\0" \ 126 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 127 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 128 "mmcboot=echo Booting from mmc ...; " \ 129 "run mmcargs; " \ 130 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 131 "if run loadfdt; then " \ 132 "bootz ${loadaddr} - ${fdt_addr}; " \ 133 "else " \ 134 "if test ${boot_fdt} = try; then " \ 135 "bootz; " \ 136 "else " \ 137 "echo WARN: Cannot load the DT; " \ 138 "fi; " \ 139 "fi; " \ 140 "else " \ 141 "bootz; " \ 142 "fi;\0" \ 143 "netargs=setenv bootargs console=${console_mainline},${baudrate} " \ 144 "root=/dev/nfs " \ 145 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 146 "netboot=echo Booting from net ...; " \ 147 "run netargs; " \ 148 "if test ${ip_dyn} = yes; then " \ 149 "setenv get_cmd dhcp; " \ 150 "else " \ 151 "setenv get_cmd tftp; " \ 152 "fi; " \ 153 "${get_cmd} ${image}; " \ 154 "if test ${boot_fdt} = yes; then " \ 155 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 156 "bootz ${loadaddr} - ${fdt_addr}; " \ 157 "else " \ 158 "if test ${boot_fdt} = try; then " \ 159 "bootz; " \ 160 "else " \ 161 "echo WARN: Cannot load the DT; " \ 162 "fi;" \ 163 "fi; " \ 164 "else " \ 165 "bootz; " \ 166 "fi;\0" 167 168 /* The rest of the configuration is shared */ 169 #include <configs/mxs.h> 170 171 #endif /* __CONFIGS_MX28EVK_H__ */ 172