1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2021 Ronetix GmbH 4 * 5 * Configuration settings for the Ronetix's iMX7-CM System-on-Module. 6 */ 7 8 #ifndef __IMX7_CM_CONFIG_H 9 #define __IMX7_CM_CONFIG_H 10 11 #include "mx7_common.h" 12 13 #define CFG_MXC_UART_BASE UART1_IPS_BASE_ADDR 14 15 #undef CFG_EXTRA_ENV_SETTINGS 16 17 /* 18 * Use: 19 * boot-mode=mix 20 * boot-mode=sd 21 * boot-mode=net 22 */ 23 #define MY_CONFIG_BOOT_MODE "boot-mode=sd\0" 24 25 #define CFG_EXTRA_ENV_SETTINGS \ 26 MY_CONFIG_BOOT_MODE \ 27 "image=zImage\0" \ 28 "console=ttymxc0\0" \ 29 "fdt_file=imx7-cm.dtb\0" \ 30 "fdt_addr=0x83000000\0" \ 31 "mmcdev="__stringify(CONFIG_ENV_MMC_DEVICE_INDEX)"\0" \ 32 "mmcpart=1\0" \ 33 "mmcroot=/dev/mmcblk0p2 rootwait rw\0" \ 34 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 35 "root=${mmcroot}\0" \ 36 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 37 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 38 \ 39 "bootsd=" \ 40 "echo Booting from SD card ...; " \ 41 "run mmcargs; " \ 42 "mmc dev ${mmcdev};" \ 43 "run loadimage; " \ 44 "run loadfdt; " \ 45 "bootz ${loadaddr} - ${fdt_addr}; " \ 46 "\0" \ 47 \ 48 "bootmix=" \ 49 "echo Boot Kernel and FDT from TFTP, RootFs from SD card ...; " \ 50 "run mmcargs; " \ 51 "mmc dev ${mmcdev};" \ 52 "tftp ${fdt_addr} ${fdt_file}; " \ 53 "tftp ${image}; " \ 54 "bootz ${loadaddr} - ${fdt_addr}; " \ 55 "\0" \ 56 \ 57 "netargs=setenv bootargs console=${console},${baudrate} " \ 58 "root=/dev/nfs " \ 59 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp" \ 60 "\0" \ 61 "bootnet=" \ 62 "echo Booting from net ...; " \ 63 "run netargs; " \ 64 "tftp ${image}; " \ 65 "tftp ${fdt_addr} ${fdt_file}; " \ 66 "bootz ${loadaddr} - ${fdt_addr}; " \ 67 "\0" 68 69 /* Physical Memory Map */ 70 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR 71 72 #define CFG_SYS_SDRAM_BASE PHYS_SDRAM 73 #define CFG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR 74 #define CFG_SYS_INIT_RAM_SIZE IRAM_SIZE 75 76 /* MMC Config*/ 77 #define CFG_SYS_FSL_ESDHC_ADDR USDHC1_BASE_ADDR 78 #define CFG_SYS_FSL_USDHC_NUM 2 79 80 #endif /* __CONFIG_H */ 81