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_PROMPT               "=> "
  30 #define CONFIG_SYS_CBSIZE               512
  31
  32 #define CONFIG_SYS_MAXARGS              256
  33
  34 /* Physical Memory Map */
  35
  36 #define PHYS_SDRAM                      0x60000000
  37 #define PHYS_SDRAM_SIZE                 SZ_1G
  38 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
  39
  40 #define CONFIG_EXTRA_ENV_SETTINGS \
  41         "script=boot.scr\0" \
  42         "image=zImage\0" \
  43         "console=ttyLP0\0" \
  44         "fdt_high=0xffffffff\0" \
  45         "initrd_high=0xffffffff\0" \
  46         "fdt_file=imx7ulp-evk.dtb\0" \
  47         "fdt_addr=0x63000000\0" \
  48         "boot_fdt=try\0" \
  49         "earlycon=lpuart32,0x402D0010\0" \
  50         "ip_dyn=yes\0" \
  51         "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
  52         "mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
  53         "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
  54         "mmcautodetect=yes\0" \
  55         "mmcargs=setenv bootargs console=${console},${baudrate} " \
  56                 "root=${mmcroot}\0" \
  57         "loadbootscript=" \
  58                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
  59         "bootscript=echo Running bootscript from mmc ...; " \
  60                 "source\0" \
  61         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
  62         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
  63         "mmcboot=echo Booting from mmc ...; " \
  64                 "run mmcargs; " \
  65                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  66                         "if run loadfdt; then " \
  67                                 "bootz ${loadaddr} - ${fdt_addr}; " \
  68                         "else " \
  69                                 "if test ${boot_fdt} = try; then " \
  70                                         "bootz; " \
  71                                 "else " \
  72                                         "echo WARN: Cannot load the DT; " \
  73                                 "fi; " \
  74                         "fi; " \
  75                 "else " \
  76                         "bootz; " \
  77                 "fi;\0" \
  78         "netargs=setenv bootargs console=${console},${baudrate} " \
  79                 "root=/dev/nfs " \
  80                 "ip=:::::eth0:dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
  81         "netboot=echo Booting from net ...; " \
  82                 "run netargs; " \
  83                 "if test ${ip_dyn} = yes; then " \
  84                         "setenv get_cmd dhcp; " \
  85                 "else " \
  86                         "setenv get_cmd tftp; " \
  87                 "fi; " \
  88                 "usb start; "\
  89                 "${get_cmd} ${image}; " \
  90                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  91                         "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
  92                                 "bootz ${loadaddr} - ${fdt_addr}; " \
  93                         "else " \
  94                                 "if test ${boot_fdt} = try; then " \
  95                                         "bootz; " \
  96                                 "else " \
  97                                         "echo WARN: Cannot load the DT; " \
  98                                 "fi; " \
  99                         "fi; " \
 100                 "else " \
 101                         "bootz; " \
 102                 "fi;\0" \
 103
 104 #define CONFIG_BOOTCOMMAND \
 105            "mmc dev ${mmcdev}; if mmc rescan; then " \
 106                    "if run loadbootscript; then " \
 107                            "run bootscript; " \
 108                    "else " \
 109                            "if run loadimage; then " \
 110                                    "run mmcboot; " \
 111                            "fi; " \
 112                    "fi; " \
 113            "fi"
 114
 115 #define CONFIG_SYS_HZ                   1000
 116
 117 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 118 #define CONFIG_SYS_INIT_RAM_SIZE        SZ_256K
 119
 120 #define CONFIG_SYS_INIT_SP_OFFSET \
 121         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 122 #define CONFIG_SYS_INIT_SP_ADDR \
 123         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 124
 125 #endif  /* __CONFIG_H */