include/configs/pcm052.h

   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
   8 #ifndef __CONFIG_H
   9 #define __CONFIG_H
  10
  11 #include <asm/arch/imx-regs.h>
  12 #include <linux/sizes.h>
  13 #include <linux/stringify.h>
  14
  15 /* Enable passing of ATAGs */
  16 #define CONFIG_CMDLINE_TAG
  17
  18 /* NAND support */
  19 #define CONFIG_SYS_NAND_ONFI_DETECTION
  20
  21 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  22
  23 /* We boot from the gfxRAM area of the OCRAM. */
  24 #define CONFIG_BOARD_SIZE_LIMIT         520192
  25
  26 /* if no target-specific extra environment settings were defined by the
  27    target, define an empty one */
  28 #ifndef PCM052_EXTRA_ENV_SETTINGS
  29 #define PCM052_EXTRA_ENV_SETTINGS
  30 #endif
  31
  32 /* if no target-specific boot command was defined by the target,
  33    define an empty one */
  34 #ifndef PCM052_BOOTCOMMAND
  35 #define PCM052_BOOTCOMMAND
  36 #endif
  37
  38 /* if no target-specific extra environment settings were defined by the
  39    target, define an empty one */
  40 #ifndef PCM052_NET_INIT
  41 #define PCM052_NET_INIT
  42 #endif
  43
  44 /* boot command, including the target-defined one if any */
  45 #define CONFIG_BOOTCOMMAND      PCM052_BOOTCOMMAND "run bootcmd_nand"
  46
  47 /* Extra env settings (including the target-defined ones if any) */
  48 #define CONFIG_EXTRA_ENV_SETTINGS \
  49         PCM052_EXTRA_ENV_SETTINGS \
  50         "autoload=no\0" \
  51         "fdt_high=0xffffffff\0" \
  52         "initrd_high=0xffffffff\0" \
  53         "blimg_file=u-boot.vyb\0" \
  54         "blimg_addr=0x81000000\0" \
  55         "kernel_file=zImage\0" \
  56         "kernel_addr=0x82000000\0" \
  57         "fdt_file=zImage.dtb\0" \
  58         "fdt_addr=0x81000000\0" \
  59         "ram_file=uRamdisk\0" \
  60         "ram_addr=0x83000000\0" \
  61         "filesys=rootfs.ubifs\0" \
  62         "sys_addr=0x81000000\0" \
  63         "tftploc=/path/to/tftp/directory/\0" \
  64         "nfs_root=/path/to/nfs/root\0" \
  65         "tftptimeout=1000\0" \
  66         "tftptimeoutcountmax=1000000\0" \
  67         "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
  68         "bootargs_base=setenv bootargs rw " \
  69                 " mem=" __stringify(CONFIG_PCM052_DDR_SIZE) "M " \
  70                 "console=ttyLP1,115200n8\0" \
  71         "bootargs_sd=setenv bootargs ${bootargs} " \
  72                 "root=/dev/mmcblk0p2 rootwait\0" \
  73         "bootargs_net=setenv bootargs ${bootargs} root=/dev/nfs ip=dhcp " \
  74                 "nfsroot=${serverip}:${nfs_root},v3,tcp\0" \
  75         "bootargs_nand=setenv bootargs ${bootargs} " \
  76                 "ubi.mtd=5 rootfstype=ubifs root=ubi0:rootfs\0" \
  77         "bootargs_ram=setenv bootargs ${bootargs} " \
  78                 "root=/dev/ram rw initrd=${ram_addr}\0" \
  79         "bootargs_mtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
  80         "bootcmd_sd=run bootargs_base bootargs_sd bootargs_mtd; " \
  81                 "fatload mmc 0:1 ${kernel_addr} ${kernel_file}; " \
  82                 "fatload mmc 0:1 ${fdt_addr} ${fdt_file}; " \
  83                 "bootz ${kernel_addr} - ${fdt_addr}\0" \
  84         "bootcmd_net=run bootargs_base bootargs_net bootargs_mtd; " \
  85                 "tftpboot ${kernel_addr} ${tftpdir}${kernel_file}; " \
  86                 "tftpboot ${fdt_addr} ${tftpdir}${fdt_file}; " \
  87                 "bootz ${kernel_addr} - ${fdt_addr}\0" \
  88         "bootcmd_nand=run bootargs_base bootargs_nand bootargs_mtd; " \
  89                 "nand read ${fdt_addr} dtb; " \
  90                 "nand read ${kernel_addr} kernel; " \
  91                 "bootz ${kernel_addr} - ${fdt_addr}\0" \
  92         "bootcmd_ram=run bootargs_base bootargs_ram bootargs_mtd; " \
  93                 "nand read ${fdt_addr} dtb; " \
  94                 "nand read ${kernel_addr} kernel; " \
  95                 "nand read ${ram_addr} root; " \
  96                 "bootz ${kernel_addr} ${ram_addr} ${fdt_addr}\0" \
  97         "update_bootloader_from_tftp=" PCM052_NET_INIT \
  98                 "if tftp ${blimg_addr} "\
  99                 "${tftpdir}${blimg_file}; then " \
 100                 "mtdparts default; " \
 101                 "nand erase.part bootloader; " \
 102                 "nand write ${blimg_addr} bootloader ${filesize}; fi\0" \
 103         "update_kernel_from_sd=if fatload mmc 0:2 ${kernel_addr} " \
 104                 "${kernel_file}; " \
 105                 "then mtdparts default; " \
 106                 "nand erase.part kernel; " \
 107                 "nand write ${kernel_addr} kernel ${filesize}; " \
 108                 "if fatload mmc 0:2 ${fdt_addr} ${fdt_file}; then " \
 109                 "nand erase.part dtb; " \
 110                 "nand write ${fdt_addr} dtb ${filesize}; fi\0" \
 111         "update_kernel_from_tftp=" PCM052_NET_INIT \
 112                 "if tftp ${fdt_addr} ${tftpdir}${fdt_file}; " \
 113                 "then setenv fdtsize ${filesize}; " \
 114                 "if tftp ${kernel_addr} ${tftpdir}${kernel_file}; then " \
 115                 "mtdparts default; " \
 116                 "nand erase.part dtb; " \
 117                 "nand write ${fdt_addr} dtb ${fdtsize}; " \
 118                 "nand erase.part kernel; " \
 119                 "nand write ${kernel_addr} kernel ${filesize}; fi; fi\0" \
 120         "update_rootfs_from_tftp=" PCM052_NET_INIT \
 121                 "if tftp ${sys_addr} ${tftpdir}${filesys}; " \
 122                 "then mtdparts default; " \
 123                 "nand erase.part root; " \
 124                 "ubi part root; " \
 125                 "ubi create rootfs; " \
 126                 "ubi write ${sys_addr} rootfs ${filesize}; fi\0" \
 127         "update_ramdisk_from_tftp=" PCM052_NET_INIT \
 128                 "if tftp ${ram_addr} ${tftpdir}${ram_file}; " \
 129                 "then mtdparts default; " \
 130                 "nand erase.part root; " \
 131                 "nand write ${ram_addr} root ${filesize}; fi\0"
 132
 133 /* Miscellaneous configurable options */
 134
 135 /* Physical memory map */
 136 #define PHYS_SDRAM                      (0x80000000)
 137 #define PHYS_SDRAM_SIZE                 (CONFIG_PCM052_DDR_SIZE * SZ_1M)
 138
 139 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
 140 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 141 #define CONFIG_SYS_INIT_RAM_SIZE        IRAM_SIZE
 142
 143 #define CONFIG_SYS_INIT_SP_OFFSET \
 144         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 145 #define CONFIG_SYS_INIT_SP_ADDR \
 146         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 147
 148 /* environment organization */
 149
 150 #endif