include/configs/mx7ulp_evk.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (C) 2016 Freescale Semiconductor, Inc.
   4  *
   5  * Configuration settings for the Freescale i.MX7ULP EVK board.
   6  */
   7
   8 #ifndef __MX7ULP_EVK_CONFIG_H
   9 #define __MX7ULP_EVK_CONFIG_H
  10
  11 #include <linux/sizes.h>
  12 #include <asm/arch/imx-regs.h>
  13
  14 #define CONFIG_BOARD_POSTCLK_INIT
  15 #define CONFIG_SYS_BOOTM_LEN            0x1000000
  16
  17 #define CONFIG_MMCROOT                  "/dev/mmcblk0p2"  /* USDHC1 */
  18 #define CONFIG_SYS_MMC_IMG_LOAD_PART    1
  19
  20 /* Using ULP WDOG for reset */
  21 #define WDOG_BASE_ADDR                  WDG1_RBASE
  22
  23 #define CONFIG_SYS_HZ_CLOCK             1000000 /* Fixed at 1Mhz from TSTMR */
  24
  25 /* UART */
  26 #define LPUART_BASE                     LPUART4_RBASE
  27
  28 /* Miscellaneous configurable options */
  29 #define CONFIG_SYS_CBSIZE               512
  30
  31 #define CONFIG_SYS_MAXARGS              256
  32
  33 /* Physical Memory Map */
  34
  35 #define PHYS_SDRAM                      0x60000000
  36 #define PHYS_SDRAM_SIZE                 SZ_1G
  37 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
  38
  39 #define CONFIG_EXTRA_ENV_SETTINGS \
  40         "script=boot.scr\0" \
  41         "image=zImage\0" \
  42         "console=ttyLP0\0" \
  43         "fdt_high=0xffffffff\0" \
  44         "initrd_high=0xffffffff\0" \
  45         "fdt_file=imx7ulp-evk.dtb\0" \
  46         "fdt_addr=0x63000000\0" \
  47         "boot_fdt=try\0" \
  48         "earlycon=lpuart32,0x402D0010\0" \
  49         "ip_dyn=yes\0" \
  50         "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
  51         "mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
  52         "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
  53         "mmcautodetect=yes\0" \
  54         "mmcargs=setenv bootargs console=${console},${baudrate} " \
  55                 "root=${mmcroot}\0" \
  56         "loadbootscript=" \
  57                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
  58         "bootscript=echo Running bootscript from mmc ...; " \
  59                 "source\0" \
  60         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
  61         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
  62         "mmcboot=echo Booting from mmc ...; " \
  63                 "run mmcargs; " \
  64                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  65                         "if run loadfdt; then " \
  66                                 "bootz ${loadaddr} - ${fdt_addr}; " \
  67                         "else " \
  68                                 "if test ${boot_fdt} = try; then " \
  69                                         "bootz; " \
  70                                 "else " \
  71                                         "echo WARN: Cannot load the DT; " \
  72                                 "fi; " \
  73                         "fi; " \
  74                 "else " \
  75                         "bootz; " \
  76                 "fi;\0" \
  77         "netargs=setenv bootargs console=${console},${baudrate} " \
  78                 "root=/dev/nfs " \
  79                 "ip=:::::eth0:dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
  80         "netboot=echo Booting from net ...; " \
  81                 "run netargs; " \
  82                 "if test ${ip_dyn} = yes; then " \
  83                         "setenv get_cmd dhcp; " \
  84                 "else " \
  85                         "setenv get_cmd tftp; " \
  86                 "fi; " \
  87                 "usb start; "\
  88                 "${get_cmd} ${image}; " \
  89                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  90                         "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
  91                                 "bootz ${loadaddr} - ${fdt_addr}; " \
  92                         "else " \
  93                                 "if test ${boot_fdt} = try; then " \
  94                                         "bootz; " \
  95                                 "else " \
  96                                         "echo WARN: Cannot load the DT; " \
  97                                 "fi; " \
  98                         "fi; " \
  99                 "else " \
 100                         "bootz; " \
 101                 "fi;\0" \
 102
 103 #define CONFIG_BOOTCOMMAND \
 104            "mmc dev ${mmcdev}; if mmc rescan; then " \
 105                    "if run loadbootscript; then " \
 106                            "run bootscript; " \
 107                    "else " \
 108                            "if run loadimage; then " \
 109                                    "run mmcboot; " \
 110                            "fi; " \
 111                    "fi; " \
 112            "fi"
 113
 114 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 115 #define CONFIG_SYS_INIT_RAM_SIZE        SZ_256K
 116
 117 #define CONFIG_SYS_INIT_SP_OFFSET \
 118         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 119 #define CONFIG_SYS_INIT_SP_ADDR \
 120         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 121
 122 #endif  /* __CONFIG_H */