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 #include <environment/ti/k3_dfu.h>
  17
  18 /* DDR Configuration */
  19 #define CONFIG_SYS_SDRAM_BASE1          0x880000000
  20
  21 /* SPL Loader Configuration */
  22 #ifdef CONFIG_TARGET_AM654_A53_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         0xc00
  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 #ifndef CONFIG_CPU_V7R
  54 #define CONFIG_SKIP_LOWLEVEL_INIT
  55 #endif
  56
  57 #define CONFIG_SPL_MAX_SIZE             CONFIG_SYS_K3_MAX_DOWNLODABLE_IMAGE_SIZE
  58
  59 #define CONFIG_SYS_BOOTM_LEN            SZ_64M
  60
  61 #define PARTS_DEFAULT \
  62         /* Linux partitions */ \
  63         "name=rootfs,start=0,size=-,uuid=${uuid_gpt_rootfs}\0"
  64
  65 /* U-Boot general configuration */
  66 #define EXTRA_ENV_AM65X_BOARD_SETTINGS                                  \
  67         "findfdt="                                                      \
  68                 "setenv name_fdt k3-am654-base-board.dtb;"              \
  69                 "setenv fdtfile ${name_fdt}\0"                          \
  70         "name_kern=Image\0"                                             \
  71         "console=ttyS2,115200n8\0"                                      \
  72         "stdin=serial,usbkbd\0"                                         \
  73         "args_all=setenv optargs earlycon=ns16550a,mmio32,0x02800000 "  \
  74                 "${mtdparts}\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} ${dtboaddr} ${bootdir}/${overlay};"       \
  92                 "fdt apply ${dtboaddr};"                                \
  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 #ifdef CONFIG_TARGET_AM654_A53_EVM
 108 #define EXTRA_ENV_AM65X_BOARD_SETTINGS_MTD                              \
 109         "mtdids=" CONFIG_MTDIDS_DEFAULT "\0"                            \
 110         "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0"
 111 #else
 112 #define EXTRA_ENV_AM65X_BOARD_SETTINGS_MTD
 113 #endif
 114
 115 #define EXTRA_ENV_AM65X_BOARD_SETTINGS_UBI                              \
 116         "init_ubi=run args_all args_ubi; sf probe; "                    \
 117                 "ubi part ospi.rootfs; ubifsmount ubi:rootfs;\0"        \
 118         "get_kern_ubi=ubifsload ${loadaddr} ${bootdir}/${name_kern}\0"  \
 119         "get_fdt_ubi=ubifsload ${fdtaddr} ${bootdir}/${name_fdt}\0"     \
 120         "args_ubi=setenv bootargs console=${console} ${optargs} "       \
 121                 "rootfstype=ubifs root=ubi0:rootfs rw ubi.mtd=ospi.rootfs\0"
 122
 123 #define EXTRA_ENV_DFUARGS                                               \
 124         DFU_ALT_INFO_MMC                                                \
 125         DFU_ALT_INFO_RAM                                                \
 126         DFU_ALT_INFO_EMMC                                               \
 127         DFU_ALT_INFO_OSPI
 128
 129 /* Incorporate settings into the U-Boot environment */
 130 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 131         DEFAULT_LINUX_BOOT_ENV                                          \
 132         DEFAULT_MMC_TI_ARGS                                             \
 133         DEFAULT_FIT_TI_ARGS                                             \
 134         EXTRA_ENV_AM65X_BOARD_SETTINGS                                  \
 135         EXTRA_ENV_AM65X_BOARD_SETTINGS_MMC                              \
 136         EXTRA_ENV_AM65X_BOARD_SETTINGS_MTD                              \
 137         EXTRA_ENV_AM65X_BOARD_SETTINGS_UBI                              \
 138         EXTRA_ENV_RPROC_SETTINGS                                        \
 139         EXTRA_ENV_DFUARGS
 140
 141 #define CONFIG_SYS_USB_FAT_BOOT_PARTITION 1
 142
 143 /* Now for the remaining common defines */
 144 #include <configs/ti_armv7_common.h>
 145
 146 #endif /* __CONFIG_AM654_EVM_H */