include/configs/imx6-engicam.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (C) 2016 Amarula Solutions B.V.
   4  * Copyright (C) 2016 Engicam S.r.l.
   5  *
   6  * Configuration settings for the Engicam i.MX6 SOM Starter Kits.
   7  */
   8
   9 #ifndef __IMX6_ENGICAM_CONFIG_H
  10 #define __IMX6_ENGICAM_CONFIG_H
  11
  12 #include <linux/sizes.h>
  13 #include <linux/stringify.h>
  14 #include "mx6_common.h"
  15
  16 /* Total Size of Environment Sector */
  17
  18 /* Environment */
  19 #ifndef CONFIG_ENV_IS_NOWHERE
  20 /* Environment in MMC */
  21 # if defined(CONFIG_ENV_IS_IN_MMC)
  22 /* Environment in NAND */
  23 # endif
  24 #endif
  25
  26 /* Default environment */
  27 #define CONFIG_EXTRA_ENV_SETTINGS \
  28         "script=boot.scr\0" \
  29         "splashpos=m,m\0" \
  30         "splashimage=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
  31         "image=uImage\0" \
  32         "fit_image=fit.itb\0" \
  33         "fdt_high=0xffffffff\0" \
  34         "fdt_addr=" FDT_ADDR "\0" \
  35         "boot_fdt=try\0" \
  36         "mmcpart=1\0" \
  37         "nandroot=ubi0:rootfs rootfstype=ubifs\0" \
  38         "mmcautodetect=yes\0" \
  39         "mmcargs=setenv bootargs console=${console},${baudrate} " \
  40                 "root=${mmcroot}\0" \
  41         "ubiargs=setenv bootargs console=${console},${baudrate} " \
  42                 "ubi.mtd=5 root=${nandroot} ${mtdparts}\0" \
  43         "loadbootscript=" \
  44                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
  45         "bootscript=echo Running bootscript from mmc ...; " \
  46                 "source\0" \
  47         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
  48         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
  49         "loadfit=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${fit_image}\0" \
  50         "altbootcmd=run recoveryboot\0"\
  51         "fitboot=echo Booting FIT image from mmc ...; " \
  52                 "run mmcargs; " \
  53                 "bootm ${loadaddr}\0" \
  54         "_mmcboot=run mmcargs; " \
  55                 "run mmcargs; " \
  56                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  57                         "if run loadfdt; then " \
  58                                 "bootm ${loadaddr} - ${fdt_addr}; " \
  59                         "else " \
  60                                 "if test ${boot_fdt} = try; then " \
  61                                         "bootm; " \
  62                                 "else " \
  63                                         "echo WARN: Cannot load the DT; " \
  64                                 "fi; " \
  65                         "fi; " \
  66                 "else " \
  67                         "bootm; " \
  68                 "fi\0" \
  69         "mmcboot=echo Booting from mmc ...; " \
  70                 "if mmc rescan; then " \
  71                         "if run loadbootscript; then " \
  72                                 "run bootscript; " \
  73                         "else " \
  74                                 "if run loadfit; then " \
  75                                         "run fitboot; " \
  76                                 "else " \
  77                                         "if run loadimage; then " \
  78                                                 "run _mmcboot; " \
  79                                         "fi; " \
  80                                 "fi; " \
  81                         "fi; " \
  82                 "fi\0" \
  83         "nandboot=echo Booting from nand ...; " \
  84                 "if mtdparts; then " \
  85                         "echo Starting nand boot ...; " \
  86                 "else " \
  87                         "mtdparts default; " \
  88                 "fi; " \
  89                 "run ubiargs; " \
  90                 "nand read ${loadaddr} kernel 0x800000; " \
  91                 "nand read ${fdt_addr} dtb 0x100000; " \
  92                 "bootm ${loadaddr} - ${fdt_addr}\0" \
  93         "recoveryboot=if test ${modeboot} = mmcboot; then " \
  94                         "run mmcboot; " \
  95                 "else " \
  96                         "run nandboot; " \
  97                 "fi\0"
  98
  99 /* Miscellaneous configurable options */
 100
 101 #ifdef CONFIG_MX6UL
 102 # define DRAM_OFFSET(x)                 0x87##x
 103 # define FDT_ADDR                       __stringify(DRAM_OFFSET(800000))
 104 #else
 105 # define DRAM_OFFSET(x)                 0x1##x
 106 # define FDT_ADDR                       __stringify(DRAM_OFFSET(8000000))
 107 #endif
 108
 109 /* Physical Memory Map */
 110 #define PHYS_SDRAM                      MMDC0_ARB_BASE_ADDR
 111
 112 #define CFG_SYS_SDRAM_BASE              PHYS_SDRAM
 113 #define CFG_SYS_INIT_RAM_ADDR   IRAM_BASE_ADDR
 114 #define CFG_SYS_INIT_RAM_SIZE   IRAM_SIZE
 115
 116 /* UART */
 117 #ifdef CONFIG_MXC_UART
 118 # ifdef CONFIG_MX6UL
 119 #  define CONFIG_MXC_UART_BASE          UART1_BASE
 120 # else
 121 #  define CONFIG_MXC_UART_BASE          UART4_BASE
 122 # endif
 123 #endif
 124
 125 /* MMC */
 126
 127 /* NAND */
 128 #ifdef CONFIG_NAND_MXS
 129 # define CFG_SYS_NAND_BASE              0x40000000
 130 # define CFG_SYS_NAND_U_BOOT_START      CONFIG_TEXT_BASE
 131
 132 /* MTD device */
 133 #endif
 134
 135 #endif /* __IMX6_ENGICAM_CONFIG_H */