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 #define CONFIG_INITRD_TAG
  26 #define CONFIG_CMDLINE_TAG
  27 #define CONFIG_SETUP_MEMORY_TAGS
  28 /*#define CONFIG_REVISION_TAG*/
  29
  30 /* UART */
  31 #define LPUART_BASE                     LPUART4_RBASE
  32
  33 /* Miscellaneous configurable options */
  34 #define CONFIG_SYS_PROMPT               "=> "
  35 #define CONFIG_SYS_CBSIZE               512
  36
  37 #define CONFIG_SYS_MAXARGS              256
  38
  39 /* Physical Memory Map */
  40
  41 #define PHYS_SDRAM                      0x60000000
  42 #define PHYS_SDRAM_SIZE                 SZ_1G
  43 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
  44
  45 #define CONFIG_EXTRA_ENV_SETTINGS \
  46         "script=boot.scr\0" \
  47         "image=zImage\0" \
  48         "console=ttyLP0\0" \
  49         "fdt_high=0xffffffff\0" \
  50         "initrd_high=0xffffffff\0" \
  51         "fdt_file=imx7ulp-evk.dtb\0" \
  52         "fdt_addr=0x63000000\0" \
  53         "boot_fdt=try\0" \
  54         "earlycon=lpuart32,0x402D0010\0" \
  55         "ip_dyn=yes\0" \
  56         "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
  57         "mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
  58         "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
  59         "mmcautodetect=yes\0" \
  60         "mmcargs=setenv bootargs console=${console},${baudrate} " \
  61                 "root=${mmcroot}\0" \
  62         "loadbootscript=" \
  63                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
  64         "bootscript=echo Running bootscript from mmc ...; " \
  65                 "source\0" \
  66         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
  67         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
  68         "mmcboot=echo Booting from mmc ...; " \
  69                 "run mmcargs; " \
  70                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  71                         "if run loadfdt; then " \
  72                                 "bootz ${loadaddr} - ${fdt_addr}; " \
  73                         "else " \
  74                                 "if test ${boot_fdt} = try; then " \
  75                                         "bootz; " \
  76                                 "else " \
  77                                         "echo WARN: Cannot load the DT; " \
  78                                 "fi; " \
  79                         "fi; " \
  80                 "else " \
  81                         "bootz; " \
  82                 "fi;\0" \
  83         "netargs=setenv bootargs console=${console},${baudrate} " \
  84                 "root=/dev/nfs " \
  85                 "ip=:::::eth0:dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
  86         "netboot=echo Booting from net ...; " \
  87                 "run netargs; " \
  88                 "if test ${ip_dyn} = yes; then " \
  89                         "setenv get_cmd dhcp; " \
  90                 "else " \
  91                         "setenv get_cmd tftp; " \
  92                 "fi; " \
  93                 "usb start; "\
  94                 "${get_cmd} ${image}; " \
  95                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  96                         "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
  97                                 "bootz ${loadaddr} - ${fdt_addr}; " \
  98                         "else " \
  99                                 "if test ${boot_fdt} = try; then " \
 100                                         "bootz; " \
 101                                 "else " \
 102                                         "echo WARN: Cannot load the DT; " \
 103                                 "fi; " \
 104                         "fi; " \
 105                 "else " \
 106                         "bootz; " \
 107                 "fi;\0" \
 108
 109 #define CONFIG_BOOTCOMMAND \
 110            "mmc dev ${mmcdev}; if mmc rescan; then " \
 111                    "if run loadbootscript; then " \
 112                            "run bootscript; " \
 113                    "else " \
 114                            "if run loadimage; then " \
 115                                    "run mmcboot; " \
 116                            "fi; " \
 117                    "fi; " \
 118            "fi"
 119
 120 #define CONFIG_SYS_HZ                   1000
 121
 122 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 123 #define CONFIG_SYS_INIT_RAM_SIZE        SZ_256K
 124
 125 #define CONFIG_SYS_INIT_SP_OFFSET \
 126         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 127 #define CONFIG_SYS_INIT_SP_ADDR \
 128         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 129
 130 #endif  /* __CONFIG_H */