include/configs/j721e_evm.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Configuration header file for K3 J721E EVM
   4  *
   5  * Copyright (C) 2018-2019 Texas Instruments Incorporated - http://www.ti.com/
   6  *      Lokesh Vutla <lokeshvutla@ti.com>
   7  */
   8
   9 #ifndef __CONFIG_J721E_EVM_H
  10 #define __CONFIG_J721E_EVM_H
  11
  12 #include <linux/sizes.h>
  13 #include <config_distro_bootcmd.h>
  14 #include <environment/ti/mmc.h>
  15
  16 #define CONFIG_ENV_SIZE                 (128 << 10)
  17
  18 /* DDR Configuration */
  19 #define CONFIG_SYS_SDRAM_BASE1          0x880000000
  20
  21 /* SPL Loader Configuration */
  22 #ifdef CONFIG_TARGET_J721E_A72_EVM
  23 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SPL_TEXT_BASE + \
  24                                          CONFIG_SYS_K3_NON_SECURE_MSRAM_SIZE)
  25 #else
  26 /*
  27  * Maximum size in memory allocated to the SPL BSS. Keep it as tight as
  28  * possible (to allow the build to go through), as this directly affects
  29  * our memory footprint. The less we use for BSS the more we have available
  30  * for everything else.
  31  */
  32 #define CONFIG_SPL_BSS_MAX_SIZE         0xA000
  33 /*
  34  * Link BSS to be within SPL in a dedicated region located near the top of
  35  * the MCU SRAM, this way making it available also before relocation. Note
  36  * that we are not using the actual top of the MCU SRAM as there is a memory
  37  * location filled in by the boot ROM that we want to read out without any
  38  * interference from the C context.
  39  */
  40 #define CONFIG_SPL_BSS_START_ADDR       (CONFIG_SYS_K3_BOOT_PARAM_TABLE_INDEX -\
  41                                          CONFIG_SPL_BSS_MAX_SIZE)
  42 /* Set the stack right below the SPL BSS section */
  43 #define CONFIG_SYS_INIT_SP_ADDR         CONFIG_SPL_BSS_START_ADDR
  44 /* Configure R5 SPL post-relocation malloc pool in DDR */
  45 #define CONFIG_SYS_SPL_MALLOC_START     0x84000000
  46 #define CONFIG_SYS_SPL_MALLOC_SIZE      SZ_16M
  47 #endif
  48
  49 #ifdef CONFIG_SYS_K3_SPL_ATF
  50 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "tispl.bin"
  51 #endif
  52
  53 #define CONFIG_SPL_MAX_SIZE             CONFIG_SYS_K3_MAX_DOWNLODABLE_IMAGE_SIZE
  54
  55 #define CONFIG_SYS_BOOTM_LEN            SZ_64M
  56 #define CONFIG_CQSPI_REF_CLK            133333333
  57
  58 /* U-Boot general configuration */
  59 #define EXTRA_ENV_J721E_BOARD_SETTINGS                                  \
  60         "default_device_tree=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0"      \
  61         "findfdt=setenv fdtfile ${default_device_tree}\0"               \
  62         "loadaddr=0x80080000\0"                                         \
  63         "fdtaddr=0x82000000\0"                                          \
  64         "overlayaddr=0x83000000\0"                                      \
  65         "name_kern=Image\0"                                             \
  66         "console=ttyS2,115200n8\0"                                      \
  67         "args_all=setenv optargs earlycon=ns16550a,mmio32,0x02800000\0" \
  68         "run_kern=booti ${loadaddr} ${rd_spec} ${fdtaddr}\0"
  69
  70 /* U-Boot MMC-specific configuration */
  71 #define EXTRA_ENV_J721E_BOARD_SETTINGS_MMC                              \
  72         "boot=mmc\0"                                                    \
  73         "mmcdev=1\0"                                                    \
  74         "bootpart=1:2\0"                                                \
  75         "bootdir=/boot\0"                                               \
  76         "rd_spec=-\0"                                                   \
  77         "init_mmc=run args_all args_mmc\0"                              \
  78         "get_fdt_mmc=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
  79         "get_overlay_mmc="                                              \
  80                 "fdt address ${fdtaddr};"                               \
  81                 "fdt resize 0x100000;"                                  \
  82                 "for overlay in $name_overlays;"                        \
  83                 "do;"                                                   \
  84                 "load mmc ${bootpart} ${overlayaddr} ${bootdir}/${overlay} && " \
  85                 "fdt apply ${overlayaddr};"                             \
  86                 "done;\0"                                               \
  87         "get_kern_mmc=load mmc ${bootpart} ${loadaddr} "                \
  88                 "${bootdir}/${name_kern}\0"
  89
  90 /* Incorporate settings into the U-Boot environment */
  91 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  92         DEFAULT_MMC_TI_ARGS                                             \
  93         EXTRA_ENV_J721E_BOARD_SETTINGS                                  \
  94         EXTRA_ENV_J721E_BOARD_SETTINGS_MMC
  95
  96 /* Now for the remaining common defines */
  97 #include <configs/ti_armv7_common.h>
  98
  99 #endif /* __CONFIG_J721E_EVM_H */