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_SYS_MMC_ENV_DEV          0       /* USDHC1 */
  18 #define CONFIG_SYS_MMC_ENV_PART         0       /* user area */
  19 #define CONFIG_MMCROOT                  "/dev/mmcblk0p2"  /* USDHC1 */
  20 #define CONFIG_SYS_MMC_IMG_LOAD_PART    1
  21
  22 /* Using ULP WDOG for reset */
  23 #define WDOG_BASE_ADDR                  WDG1_RBASE
  24
  25 #define CONFIG_SYS_HZ_CLOCK             1000000 /* Fixed at 1Mhz from TSTMR */
  26
  27 #define CONFIG_INITRD_TAG
  28 #define CONFIG_CMDLINE_TAG
  29 #define CONFIG_SETUP_MEMORY_TAGS
  30 /*#define CONFIG_REVISION_TAG*/
  31
  32 /* Size of malloc() pool */
  33 #define CONFIG_SYS_MALLOC_LEN           (8 * SZ_1M)
  34
  35 /* UART */
  36 #define LPUART_BASE                     LPUART4_RBASE
  37
  38 /* allow to overwrite serial and ethaddr */
  39 #define CONFIG_ENV_OVERWRITE
  40
  41 #define CONFIG_SYS_CACHELINE_SIZE      64
  42
  43 /* Miscellaneous configurable options */
  44 #define CONFIG_SYS_PROMPT               "=> "
  45 #define CONFIG_SYS_CBSIZE               512
  46
  47 #define CONFIG_SYS_MAXARGS              256
  48
  49 /* Physical Memory Map */
  50
  51 #define PHYS_SDRAM                      0x60000000
  52 #define PHYS_SDRAM_SIZE                 SZ_1G
  53 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
  54
  55 #define CONFIG_LOADADDR             0x60800000
  56
  57 #define CONFIG_EXTRA_ENV_SETTINGS \
  58         "script=boot.scr\0" \
  59         "image=zImage\0" \
  60         "console=ttyLP0\0" \
  61         "fdt_high=0xffffffff\0" \
  62         "initrd_high=0xffffffff\0" \
  63         "fdt_file=imx7ulp-evk.dtb\0" \
  64         "fdt_addr=0x63000000\0" \
  65         "boot_fdt=try\0" \
  66         "earlycon=lpuart32,0x402D0010\0" \
  67         "ip_dyn=yes\0" \
  68         "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
  69         "mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
  70         "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
  71         "mmcautodetect=yes\0" \
  72         "mmcargs=setenv bootargs console=${console},${baudrate} " \
  73                 "root=${mmcroot}\0" \
  74         "loadbootscript=" \
  75                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
  76         "bootscript=echo Running bootscript from mmc ...; " \
  77                 "source\0" \
  78         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
  79         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
  80         "mmcboot=echo Booting from mmc ...; " \
  81                 "run mmcargs; " \
  82                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  83                         "if run loadfdt; then " \
  84                                 "bootz ${loadaddr} - ${fdt_addr}; " \
  85                         "else " \
  86                                 "if test ${boot_fdt} = try; then " \
  87                                         "bootz; " \
  88                                 "else " \
  89                                         "echo WARN: Cannot load the DT; " \
  90                                 "fi; " \
  91                         "fi; " \
  92                 "else " \
  93                         "bootz; " \
  94                 "fi;\0" \
  95         "netargs=setenv bootargs console=${console},${baudrate} " \
  96                 "root=/dev/nfs " \
  97                 "ip=:::::eth0:dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
  98         "netboot=echo Booting from net ...; " \
  99                 "run netargs; " \
 100                 "if test ${ip_dyn} = yes; then " \
 101                         "setenv get_cmd dhcp; " \
 102                 "else " \
 103                         "setenv get_cmd tftp; " \
 104                 "fi; " \
 105                 "usb start; "\
 106                 "${get_cmd} ${image}; " \
 107                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 108                         "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
 109                                 "bootz ${loadaddr} - ${fdt_addr}; " \
 110                         "else " \
 111                                 "if test ${boot_fdt} = try; then " \
 112                                         "bootz; " \
 113                                 "else " \
 114                                         "echo WARN: Cannot load the DT; " \
 115                                 "fi; " \
 116                         "fi; " \
 117                 "else " \
 118                         "bootz; " \
 119                 "fi;\0" \
 120
 121 #define CONFIG_BOOTCOMMAND \
 122            "mmc dev ${mmcdev}; if mmc rescan; then " \
 123                    "if run loadbootscript; then " \
 124                            "run bootscript; " \
 125                    "else " \
 126                            "if run loadimage; then " \
 127                                    "run mmcboot; " \
 128                            "fi; " \
 129                    "fi; " \
 130            "fi"
 131
 132 #define CONFIG_SYS_HZ                   1000
 133 #define CONFIG_SYS_LOAD_ADDR            CONFIG_LOADADDR
 134
 135 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 136 #define CONFIG_SYS_INIT_RAM_SIZE        SZ_256K
 137
 138 #define CONFIG_SYS_INIT_SP_OFFSET \
 139         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 140 #define CONFIG_SYS_INIT_SP_ADDR \
 141         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 142
 143 #endif  /* __CONFIG_H */