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 #define CONFIG_SKIP_LOWLEVEL_INIT
  16
  17 /* Enable passing of ATAGs */
  18 #define CONFIG_CMDLINE_TAG
  19
  20 /* Size of malloc() pool */
  21 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 2 * SZ_1M)
  22
  23 /* NAND support */
  24 #define CONFIG_SYS_NAND_ONFI_DETECTION
  25
  26 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  27
  28 #define CONFIG_LOADADDR                 0x82000000
  29
  30 /* We boot from the gfxRAM area of the OCRAM. */
  31 #define CONFIG_BOARD_SIZE_LIMIT         520192
  32
  33 /* if no target-specific extra environment settings were defined by the
  34    target, define an empty one */
  35 #ifndef PCM052_EXTRA_ENV_SETTINGS
  36 #define PCM052_EXTRA_ENV_SETTINGS
  37 #endif
  38
  39 /* if no target-specific boot command was defined by the target,
  40    define an empty one */
  41 #ifndef PCM052_BOOTCOMMAND
  42 #define PCM052_BOOTCOMMAND
  43 #endif
  44
  45 /* if no target-specific extra environment settings were defined by the
  46    target, define an empty one */
  47 #ifndef PCM052_NET_INIT
  48 #define PCM052_NET_INIT
  49 #endif
  50
  51 /* boot command, including the target-defined one if any */
  52 #define CONFIG_BOOTCOMMAND      PCM052_BOOTCOMMAND "run bootcmd_nand"
  53
  54 /* Extra env settings (including the target-defined ones if any) */
  55 #define CONFIG_EXTRA_ENV_SETTINGS \
  56         PCM052_EXTRA_ENV_SETTINGS \
  57         "autoload=no\0" \
  58         "fdt_high=0xffffffff\0" \
  59         "initrd_high=0xffffffff\0" \
  60         "blimg_file=u-boot.vyb\0" \
  61         "blimg_addr=0x81000000\0" \
  62         "kernel_file=zImage\0" \
  63         "kernel_addr=0x82000000\0" \
  64         "fdt_file=zImage.dtb\0" \
  65         "fdt_addr=0x81000000\0" \
  66         "ram_file=uRamdisk\0" \
  67         "ram_addr=0x83000000\0" \
  68         "filesys=rootfs.ubifs\0" \
  69         "sys_addr=0x81000000\0" \
  70         "tftploc=/path/to/tftp/directory/\0" \
  71         "nfs_root=/path/to/nfs/root\0" \
  72         "tftptimeout=1000\0" \
  73         "tftptimeoutcountmax=1000000\0" \
  74         "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
  75         "bootargs_base=setenv bootargs rw " \
  76                 " mem=" __stringify(CONFIG_PCM052_DDR_SIZE) "M " \
  77                 "console=ttyLP1,115200n8\0" \
  78         "bootargs_sd=setenv bootargs ${bootargs} " \
  79                 "root=/dev/mmcblk0p2 rootwait\0" \
  80         "bootargs_net=setenv bootargs ${bootargs} root=/dev/nfs ip=dhcp " \
  81                 "nfsroot=${serverip}:${nfs_root},v3,tcp\0" \
  82         "bootargs_nand=setenv bootargs ${bootargs} " \
  83                 "ubi.mtd=5 rootfstype=ubifs root=ubi0:rootfs\0" \
  84         "bootargs_ram=setenv bootargs ${bootargs} " \
  85                 "root=/dev/ram rw initrd=${ram_addr}\0" \
  86         "bootargs_mtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
  87         "bootcmd_sd=run bootargs_base bootargs_sd bootargs_mtd; " \
  88                 "fatload mmc 0:1 ${kernel_addr} ${kernel_file}; " \
  89                 "fatload mmc 0:1 ${fdt_addr} ${fdt_file}; " \
  90                 "bootz ${kernel_addr} - ${fdt_addr}\0" \
  91         "bootcmd_net=run bootargs_base bootargs_net bootargs_mtd; " \
  92                 "tftpboot ${kernel_addr} ${tftpdir}${kernel_file}; " \
  93                 "tftpboot ${fdt_addr} ${tftpdir}${fdt_file}; " \
  94                 "bootz ${kernel_addr} - ${fdt_addr}\0" \
  95         "bootcmd_nand=run bootargs_base bootargs_nand bootargs_mtd; " \
  96                 "nand read ${fdt_addr} dtb; " \
  97                 "nand read ${kernel_addr} kernel; " \
  98                 "bootz ${kernel_addr} - ${fdt_addr}\0" \
  99         "bootcmd_ram=run bootargs_base bootargs_ram bootargs_mtd; " \
 100                 "nand read ${fdt_addr} dtb; " \
 101                 "nand read ${kernel_addr} kernel; " \
 102                 "nand read ${ram_addr} root; " \
 103                 "bootz ${kernel_addr} ${ram_addr} ${fdt_addr}\0" \
 104         "update_bootloader_from_tftp=" PCM052_NET_INIT \
 105                 "if tftp ${blimg_addr} "\
 106                 "${tftpdir}${blimg_file}; then " \
 107                 "mtdparts default; " \
 108                 "nand erase.part bootloader; " \
 109                 "nand write ${blimg_addr} bootloader ${filesize}; fi\0" \
 110         "update_kernel_from_sd=if fatload mmc 0:2 ${kernel_addr} " \
 111                 "${kernel_file}; " \
 112                 "then mtdparts default; " \
 113                 "nand erase.part kernel; " \
 114                 "nand write ${kernel_addr} kernel ${filesize}; " \
 115                 "if fatload mmc 0:2 ${fdt_addr} ${fdt_file}; then " \
 116                 "nand erase.part dtb; " \
 117                 "nand write ${fdt_addr} dtb ${filesize}; fi\0" \
 118         "update_kernel_from_tftp=" PCM052_NET_INIT \
 119                 "if tftp ${fdt_addr} ${tftpdir}${fdt_file}; " \
 120                 "then setenv fdtsize ${filesize}; " \
 121                 "if tftp ${kernel_addr} ${tftpdir}${kernel_file}; then " \
 122                 "mtdparts default; " \
 123                 "nand erase.part dtb; " \
 124                 "nand write ${fdt_addr} dtb ${fdtsize}; " \
 125                 "nand erase.part kernel; " \
 126                 "nand write ${kernel_addr} kernel ${filesize}; fi; fi\0" \
 127         "update_rootfs_from_tftp=" PCM052_NET_INIT \
 128                 "if tftp ${sys_addr} ${tftpdir}${filesys}; " \
 129                 "then mtdparts default; " \
 130                 "nand erase.part root; " \
 131                 "ubi part root; " \
 132                 "ubi create rootfs; " \
 133                 "ubi write ${sys_addr} rootfs ${filesize}; fi\0" \
 134         "update_ramdisk_from_tftp=" PCM052_NET_INIT \
 135                 "if tftp ${ram_addr} ${tftpdir}${ram_file}; " \
 136                 "then mtdparts default; " \
 137                 "nand erase.part root; " \
 138                 "nand write ${ram_addr} root ${filesize}; fi\0"
 139
 140 /* Miscellaneous configurable options */
 141
 142 #define CONFIG_SYS_LOAD_ADDR            CONFIG_LOADADDR
 143
 144 /* Physical memory map */
 145 #define PHYS_SDRAM                      (0x80000000)
 146 #define PHYS_SDRAM_SIZE                 (CONFIG_PCM052_DDR_SIZE * SZ_1M)
 147
 148 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
 149 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 150 #define CONFIG_SYS_INIT_RAM_SIZE        IRAM_SIZE
 151
 152 #define CONFIG_SYS_INIT_SP_OFFSET \
 153         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 154 #define CONFIG_SYS_INIT_SP_ADDR \
 155         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 156
 157 /* environment organization */
 158
 159 #endif