include/configs/am64x_evm.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Configuration header file for K3 AM642 SoC family
   4  *
   5  * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/
   6  *      Keerthy <j-keerthy@ti.com>
   7  */
   8
   9 #ifndef __CONFIG_AM642_EVM_H
  10 #define __CONFIG_AM642_EVM_H
  11
  12 #include <linux/sizes.h>
  13 #include <config_distro_bootcmd.h>
  14 #include <environment/ti/mmc.h>
  15 #include <asm/arch/am64_hardware.h>
  16 #include <environment/ti/k3_dfu.h>
  17
  18 /* DDR Configuration */
  19 #define CFG_SYS_SDRAM_BASE1             0x880000000
  20
  21 #define PARTS_DEFAULT \
  22         /* Linux partitions */ \
  23         "name=rootfs,start=0,size=-,uuid=${uuid_gpt_rootfs}\0"
  24
  25 /* U-Boot general configuration */
  26 #define EXTRA_ENV_AM642_BOARD_SETTINGS                                  \
  27         "findfdt="                                                      \
  28                 "if test $board_name = am64x_gpevm; then " \
  29                         "setenv fdtfile k3-am642-evm.dtb; fi; " \
  30                 "if test $board_name = am64x_skevm; then " \
  31                         "setenv fdtfile k3-am642-sk.dtb; fi;" \
  32                 "if test $fdtfile = undefined; then " \
  33                         "echo WARNING: Could not determine device tree to use; fi; \0" \
  34         "name_kern=Image\0"                                             \
  35         "console=ttyS2,115200n8\0"                                      \
  36         "args_all=setenv optargs earlycon=ns16550a,mmio32,0x02800000 "  \
  37                 "${mtdparts}\0"                                         \
  38         "run_kern=booti ${loadaddr} ${rd_spec} ${fdtaddr}\0"
  39
  40 /* U-Boot MMC-specific configuration */
  41 #define EXTRA_ENV_AM642_BOARD_SETTINGS_MMC                              \
  42         "boot=mmc\0"                                                    \
  43         "mmcdev=1\0"                                                    \
  44         "bootpart=1:2\0"                                                \
  45         "bootdir=/boot\0"                                               \
  46         "rd_spec=-\0"                                                   \
  47         "init_mmc=run args_all args_mmc\0"                              \
  48         "get_fdt_mmc=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
  49         "get_overlay_mmc="                                              \
  50                 "fdt address ${fdtaddr};"                               \
  51                 "fdt resize 0x100000;"                                  \
  52                 "for overlay in $name_overlays;"                        \
  53                 "do;"                                                   \
  54                 "load mmc ${bootpart} ${dtboaddr} ${bootdir}/${overlay} && "    \
  55                 "fdt apply ${dtboaddr};"                                \
  56                 "done;\0"                                               \
  57         "get_kern_mmc=load mmc ${bootpart} ${loadaddr} "                \
  58                 "${bootdir}/${name_kern}\0"                             \
  59         "get_fit_mmc=load mmc ${bootpart} ${addr_fit} "                 \
  60                 "${bootdir}/${name_fit}\0"                              \
  61         "partitions=" PARTS_DEFAULT
  62
  63 #define EXTRA_ENV_AM642_BOARD_SETTING_USBMSC                            \
  64         "args_usb=run finduuid;setenv bootargs console=${console} "     \
  65                 "${optargs} "                                           \
  66                 "root=PARTUUID=${uuid} rw "                             \
  67                 "rootfstype=${mmcrootfstype}\0"                         \
  68         "init_usb=run args_all args_usb\0"                              \
  69         "get_fdt_usb=load usb ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
  70         "get_overlay_usb="                                              \
  71                 "fdt address ${fdtaddr};"                               \
  72                 "fdt resize 0x100000;"                                  \
  73                 "for overlay in $name_overlays;"                        \
  74                 "do;"                                                   \
  75                 "load usb ${bootpart} ${dtboaddr} ${bootdir}/${overlay} && "    \
  76                 "fdt apply ${dtboaddr};"                                \
  77                 "done;\0"                                               \
  78         "get_kern_usb=load usb ${bootpart} ${loadaddr} "                \
  79                 "${bootdir}/${name_kern}\0"                             \
  80         "get_fit_usb=load usb ${bootpart} ${addr_fit} "                 \
  81                 "${bootdir}/${name_fit}\0"                              \
  82         "usbboot=setenv boot usb;"                                      \
  83                 "setenv bootpart 0:2;"                                  \
  84                 "usb start;"                                            \
  85                 "run findfdt;"                                          \
  86                 "run init_usb;"                                         \
  87                 "run get_kern_usb;"                                     \
  88                 "run get_fdt_usb;"                                      \
  89                 "run run_kern\0"
  90
  91 #define EXTRA_ENV_DFUARGS \
  92         DFU_ALT_INFO_MMC \
  93         DFU_ALT_INFO_EMMC \
  94         DFU_ALT_INFO_RAM \
  95         DFU_ALT_INFO_OSPI
  96
  97 /* Incorporate settings into the U-Boot environment */
  98 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  99         DEFAULT_LINUX_BOOT_ENV                                          \
 100         DEFAULT_MMC_TI_ARGS                                             \
 101         EXTRA_ENV_AM642_BOARD_SETTINGS                                  \
 102         EXTRA_ENV_AM642_BOARD_SETTINGS_MMC                              \
 103         EXTRA_ENV_DFUARGS                                               \
 104         EXTRA_ENV_AM642_BOARD_SETTING_USBMSC
 105
 106 /* Now for the remaining common defines */
 107 #include <configs/ti_armv7_common.h>
 108
 109 #endif /* __CONFIG_AM642_EVM_H */