pcm052.h 5.4 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * Copyright 2013 Freescale Semiconductor, Inc.
  4. *
  5. * Configuration settings for the phytec PCM-052 SoM.
  6. */
  7. #ifndef __CONFIG_H
  8. #define __CONFIG_H
  9. #include <asm/arch/imx-regs.h>
  10. #include <linux/sizes.h>
  11. #include <linux/stringify.h>
  12. #define CONFIG_SKIP_LOWLEVEL_INIT
  13. /* Enable passing of ATAGs */
  14. #define CONFIG_CMDLINE_TAG
  15. /* Size of malloc() pool */
  16. #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * SZ_1M)
  17. /* Allow to overwrite serial and ethaddr */
  18. #define CONFIG_ENV_OVERWRITE
  19. /* NAND support */
  20. #define CONFIG_SYS_NAND_ONFI_DETECTION
  21. #define CONFIG_SYS_MAX_NAND_DEVICE 1
  22. #define CONFIG_LOADADDR 0x82000000
  23. /* We boot from the gfxRAM area of the OCRAM. */
  24. #define CONFIG_BOARD_SIZE_LIMIT 520192
  25. /* if no target-specific extra environment settings were defined by the
  26. target, define an empty one */
  27. #ifndef PCM052_EXTRA_ENV_SETTINGS
  28. #define PCM052_EXTRA_ENV_SETTINGS
  29. #endif
  30. /* if no target-specific boot command was defined by the target,
  31. define an empty one */
  32. #ifndef PCM052_BOOTCOMMAND
  33. #define PCM052_BOOTCOMMAND
  34. #endif
  35. /* if no target-specific extra environment settings were defined by the
  36. target, define an empty one */
  37. #ifndef PCM052_NET_INIT
  38. #define PCM052_NET_INIT
  39. #endif
  40. /* boot command, including the target-defined one if any */
  41. #define CONFIG_BOOTCOMMAND PCM052_BOOTCOMMAND "run bootcmd_nand"
  42. /* Extra env settings (including the target-defined ones if any) */
  43. #define CONFIG_EXTRA_ENV_SETTINGS \
  44. PCM052_EXTRA_ENV_SETTINGS \
  45. "autoload=no\0" \
  46. "fdt_high=0xffffffff\0" \
  47. "initrd_high=0xffffffff\0" \
  48. "blimg_file=u-boot.vyb\0" \
  49. "blimg_addr=0x81000000\0" \
  50. "kernel_file=zImage\0" \
  51. "kernel_addr=0x82000000\0" \
  52. "fdt_file=zImage.dtb\0" \
  53. "fdt_addr=0x81000000\0" \
  54. "ram_file=uRamdisk\0" \
  55. "ram_addr=0x83000000\0" \
  56. "filesys=rootfs.ubifs\0" \
  57. "sys_addr=0x81000000\0" \
  58. "tftploc=/path/to/tftp/directory/\0" \
  59. "nfs_root=/path/to/nfs/root\0" \
  60. "tftptimeout=1000\0" \
  61. "tftptimeoutcountmax=1000000\0" \
  62. "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
  63. "bootargs_base=setenv bootargs rw " \
  64. " mem=" __stringify(CONFIG_PCM052_DDR_SIZE) "M " \
  65. "console=ttyLP1,115200n8\0" \
  66. "bootargs_sd=setenv bootargs ${bootargs} " \
  67. "root=/dev/mmcblk0p2 rootwait\0" \
  68. "bootargs_net=setenv bootargs ${bootargs} root=/dev/nfs ip=dhcp " \
  69. "nfsroot=${serverip}:${nfs_root},v3,tcp\0" \
  70. "bootargs_nand=setenv bootargs ${bootargs} " \
  71. "ubi.mtd=5 rootfstype=ubifs root=ubi0:rootfs\0" \
  72. "bootargs_ram=setenv bootargs ${bootargs} " \
  73. "root=/dev/ram rw initrd=${ram_addr}\0" \
  74. "bootargs_mtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
  75. "bootcmd_sd=run bootargs_base bootargs_sd bootargs_mtd; " \
  76. "fatload mmc 0:1 ${kernel_addr} ${kernel_file}; " \
  77. "fatload mmc 0:1 ${fdt_addr} ${fdt_file}; " \
  78. "bootz ${kernel_addr} - ${fdt_addr}\0" \
  79. "bootcmd_net=run bootargs_base bootargs_net bootargs_mtd; " \
  80. "tftpboot ${kernel_addr} ${tftpdir}${kernel_file}; " \
  81. "tftpboot ${fdt_addr} ${tftpdir}${fdt_file}; " \
  82. "bootz ${kernel_addr} - ${fdt_addr}\0" \
  83. "bootcmd_nand=run bootargs_base bootargs_nand bootargs_mtd; " \
  84. "nand read ${fdt_addr} dtb; " \
  85. "nand read ${kernel_addr} kernel; " \
  86. "bootz ${kernel_addr} - ${fdt_addr}\0" \
  87. "bootcmd_ram=run bootargs_base bootargs_ram bootargs_mtd; " \
  88. "nand read ${fdt_addr} dtb; " \
  89. "nand read ${kernel_addr} kernel; " \
  90. "nand read ${ram_addr} root; " \
  91. "bootz ${kernel_addr} ${ram_addr} ${fdt_addr}\0" \
  92. "update_bootloader_from_tftp=" PCM052_NET_INIT \
  93. "if tftp ${blimg_addr} "\
  94. "${tftpdir}${blimg_file}; then " \
  95. "mtdparts default; " \
  96. "nand erase.part bootloader; " \
  97. "nand write ${blimg_addr} bootloader ${filesize}; fi\0" \
  98. "update_kernel_from_sd=if fatload mmc 0:2 ${kernel_addr} " \
  99. "${kernel_file}; " \
  100. "then mtdparts default; " \
  101. "nand erase.part kernel; " \
  102. "nand write ${kernel_addr} kernel ${filesize}; " \
  103. "if fatload mmc 0:2 ${fdt_addr} ${fdt_file}; then " \
  104. "nand erase.part dtb; " \
  105. "nand write ${fdt_addr} dtb ${filesize}; fi\0" \
  106. "update_kernel_from_tftp=" PCM052_NET_INIT \
  107. "if tftp ${fdt_addr} ${tftpdir}${fdt_file}; " \
  108. "then setenv fdtsize ${filesize}; " \
  109. "if tftp ${kernel_addr} ${tftpdir}${kernel_file}; then " \
  110. "mtdparts default; " \
  111. "nand erase.part dtb; " \
  112. "nand write ${fdt_addr} dtb ${fdtsize}; " \
  113. "nand erase.part kernel; " \
  114. "nand write ${kernel_addr} kernel ${filesize}; fi; fi\0" \
  115. "update_rootfs_from_tftp=" PCM052_NET_INIT \
  116. "if tftp ${sys_addr} ${tftpdir}${filesys}; " \
  117. "then mtdparts default; " \
  118. "nand erase.part root; " \
  119. "ubi part root; " \
  120. "ubi create rootfs; " \
  121. "ubi write ${sys_addr} rootfs ${filesize}; fi\0" \
  122. "update_ramdisk_from_tftp=" PCM052_NET_INIT \
  123. "if tftp ${ram_addr} ${tftpdir}${ram_file}; " \
  124. "then mtdparts default; " \
  125. "nand erase.part root; " \
  126. "nand write ${ram_addr} root ${filesize}; fi\0"
  127. /* Miscellaneous configurable options */
  128. #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
  129. /* Physical memory map */
  130. #define PHYS_SDRAM (0x80000000)
  131. #define PHYS_SDRAM_SIZE (CONFIG_PCM052_DDR_SIZE * SZ_1M)
  132. #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
  133. #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
  134. #define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE
  135. #define CONFIG_SYS_INIT_SP_OFFSET \
  136. (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  137. #define CONFIG_SYS_INIT_SP_ADDR \
  138. (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  139. /* environment organization */
  140. #ifdef CONFIG_ENV_IS_IN_MMC
  141. #define CONFIG_SYS_MMC_ENV_DEV 0
  142. #endif
  143. #endif