include/configs/am65x_evm.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Configuration header file for K3 AM654 EVM
   4  *
   5  * Copyright (C) 2017-2018 Texas Instruments Incorporated - http://www.ti.com/
   6  *      Lokesh Vutla <lokeshvutla@ti.com>
   7  */
   8
   9 #ifndef __CONFIG_AM654_EVM_H
  10 #define __CONFIG_AM654_EVM_H
  11
  12 #include <linux/sizes.h>
  13 #include <config_distro_bootcmd.h>
  14 #include <environment/ti/mmc.h>
  15 #include <environment/ti/k3_rproc.h>
  16
  17 /* DDR Configuration */
  18 #define CONFIG_SYS_SDRAM_BASE1          0x880000000
  19
  20 /* SPL Loader Configuration */
  21 #ifdef CONFIG_TARGET_AM654_A53_EVM
  22 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SPL_TEXT_BASE + \
  23                                          CONFIG_SYS_K3_NON_SECURE_MSRAM_SIZE)
  24 #else
  25 /*
  26  * Maximum size in memory allocated to the SPL BSS. Keep it as tight as
  27  * possible (to allow the build to go through), as this directly affects
  28  * our memory footprint. The less we use for BSS the more we have available
  29  * for everything else.
  30  */
  31 #define CONFIG_SPL_BSS_MAX_SIZE         0x5000
  32 /*
  33  * Link BSS to be within SPL in a dedicated region located near the top of
  34  * the MCU SRAM, this way making it available also before relocation. Note
  35  * that we are not using the actual top of the MCU SRAM as there is a memory
  36  * location filled in by the boot ROM that we want to read out without any
  37  * interference from the C context.
  38  */
  39 #define CONFIG_SPL_BSS_START_ADDR       (CONFIG_SYS_K3_BOOT_PARAM_TABLE_INDEX -\
  40                                          CONFIG_SPL_BSS_MAX_SIZE)
  41 /* Set the stack right below the SPL BSS section */
  42 #define CONFIG_SYS_INIT_SP_ADDR         CONFIG_SPL_BSS_START_ADDR
  43 /* Configure R5 SPL post-relocation malloc pool in DDR */
  44 #define CONFIG_SYS_SPL_MALLOC_START     0x84000000
  45 #define CONFIG_SYS_SPL_MALLOC_SIZE      SZ_16M
  46 #endif
  47
  48 #ifdef CONFIG_SYS_K3_SPL_ATF
  49 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "tispl.bin"
  50 #endif
  51
  52 #ifndef CONFIG_CPU_V7R
  53 #define CONFIG_SKIP_LOWLEVEL_INIT
  54 #endif
  55
  56 #define CONFIG_SPL_MAX_SIZE             CONFIG_SYS_K3_MAX_DOWNLODABLE_IMAGE_SIZE
  57
  58 #define CONFIG_SYS_BOOTM_LEN            SZ_64M
  59
  60 #define PARTS_DEFAULT \
  61         /* Linux partitions */ \
  62         "name=rootfs,start=0,size=-,uuid=${uuid_gpt_rootfs}\0"
  63
  64 /* U-Boot general configuration */
  65 #define EXTRA_ENV_AM65X_BOARD_SETTINGS                                  \
  66         "findfdt="                                                      \
  67                 "setenv name_fdt k3-am654-base-board.dtb;"              \
  68                 "setenv fdtfile ${name_fdt}\0"                          \
  69         "loadaddr=0x80080000\0"                                         \
  70         "fdtaddr=0x82000000\0"                                          \
  71         "overlayaddr=0x83000000\0"                                      \
  72         "name_kern=Image\0"                                             \
  73         "console=ttyS2,115200n8\0"                                      \
  74         "args_all=setenv optargs earlycon=ns16550a,mmio32,0x02800000\0" \
  75         "run_kern=booti ${loadaddr} ${rd_spec} ${fdtaddr}\0"            \
  76
  77 /* U-Boot MMC-specific configuration */
  78 #define EXTRA_ENV_AM65X_BOARD_SETTINGS_MMC                              \
  79         "boot=mmc\0"                                                    \
  80         "mmcdev=1\0"                                                    \
  81         "bootpart=1:2\0"                                                \
  82         "bootdir=/boot\0"                                               \
  83         "rd_spec=-\0"                                                   \
  84         "init_mmc=run args_all args_mmc\0"                              \
  85         "get_fdt_mmc=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${name_fdt}\0" \
  86         "get_overlay_mmc="                                              \
  87                 "fdt address ${fdtaddr};"                               \
  88                 "fdt resize 0x100000;"                                  \
  89                 "for overlay in $name_overlays;"                        \
  90                 "do;"                                                   \
  91                 "load mmc ${bootpart} ${overlayaddr} ${bootdir}/${overlay};"    \
  92                 "fdt apply ${overlayaddr};"                             \
  93                 "done;\0"                                               \
  94         "get_kern_mmc=load mmc ${bootpart} ${loadaddr} "                \
  95                 "${bootdir}/${name_kern}\0"                             \
  96         "get_fit_mmc=load mmc ${bootpart} ${addr_fit} "                 \
  97                 "${bootdir}/${name_fit}\0"                              \
  98         "partitions=" PARTS_DEFAULT
  99
 100 #ifdef DEFAULT_RPROCS
 101 #undef DEFAULT_RPROCS
 102 #endif
 103 #define DEFAULT_RPROCS  ""                                              \
 104                 "0 /lib/firmware/am65x-mcu-r5f0_0-fw "                  \
 105                 "1 /lib/firmware/am65x-mcu-r5f0_1-fw "
 106
 107 /* Incorporate settings into the U-Boot environment */
 108 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 109         DEFAULT_MMC_TI_ARGS                                             \
 110         DEFAULT_FIT_TI_ARGS                                             \
 111         EXTRA_ENV_AM65X_BOARD_SETTINGS                                  \
 112         EXTRA_ENV_AM65X_BOARD_SETTINGS_MMC                              \
 113         EXTRA_ENV_RPROC_SETTINGS
 114
 115 /* MMC ENV related defines */
 116 #ifdef CONFIG_ENV_IS_IN_MMC
 117 #define CONFIG_SYS_MMC_ENV_DEV          0
 118 #define CONFIG_SYS_MMC_ENV_PART 1
 119 #endif
 120
 121 #define CONFIG_SUPPORT_EMMC_BOOT
 122
 123 /* Now for the remaining common defines */
 124 #include <configs/ti_armv7_common.h>
 125
 126 #endif /* __CONFIG_AM654_EVM_H */