include/configs/wb45n.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Configuation settings for the WB45N CPU Module.
   4  */
   5
   6 #ifndef __CONFIG_H__
   7 #define __CONFIG_H__
   8
   9 #include <asm/hardware.h>
  10 #include <linux/stringify.h>
  11
  12 /* ARM asynchronous clock */
  13 #define CONFIG_SYS_AT91_SLOW_CLOCK  32768
  14 #define CONFIG_SYS_AT91_MAIN_CLOCK  12000000    /* 12 MHz crystal */
  15
  16 #define CONFIG_CMDLINE_TAG      /* enable passing of ATAGs */
  17 #define CONFIG_SETUP_MEMORY_TAGS
  18 #define CONFIG_INITRD_TAG
  19 #define CONFIG_SKIP_LOWLEVEL_INIT
  20
  21 /* general purpose I/O */
  22 #define CONFIG_ATMEL_LEGACY     /* required until (g)pio is fixed */
  23 #define CONFIG_AT91_GPIO
  24
  25 /* serial console */
  26 #define CONFIG_ATMEL_USART
  27 #define CONFIG_USART_BASE   ATMEL_BASE_DBGU
  28 #define CONFIG_USART_ID     ATMEL_ID_SYS
  29
  30 /*
  31  * BOOTP options
  32  */
  33 #define CONFIG_BOOTP_BOOTFILESIZE
  34
  35 /* SDRAM */
  36 #define CONFIG_SYS_SDRAM_BASE       0x20000000
  37 #define CONFIG_SYS_SDRAM_SIZE       0x04000000  /* 64 MB */
  38
  39 #define CONFIG_SYS_INIT_SP_ADDR \
  40     (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
  41
  42 /* NAND flash */
  43 #define CONFIG_SYS_MAX_NAND_DEVICE  1
  44 #define CONFIG_SYS_NAND_BASE        0x40000000
  45 /* our ALE is AD21 */
  46 #define CONFIG_SYS_NAND_MASK_ALE    (1 << 21)
  47 /* our CLE is AD22 */
  48 #define CONFIG_SYS_NAND_MASK_CLE    (1 << 22)
  49 #define CONFIG_SYS_NAND_ENABLE_PIN  AT91_PIN_PD4
  50 #define CONFIG_SYS_NAND_READY_PIN   AT91_PIN_PD5
  51
  52 #define CONFIG_RBTREE
  53 #define CONFIG_LZO
  54
  55 /* Ethernet */
  56 #define CONFIG_MACB
  57 #define CONFIG_RMII
  58 #define CONFIG_NET_RETRY_COUNT      20
  59 #define CONFIG_MACB_SEARCH_PHY
  60 #define CONFIG_ETHADDR              C0:EE:40:00:00:00
  61 #define CONFIG_ENV_OVERWRITE        1
  62
  63 /* System */
  64 #define CONFIG_SYS_LOAD_ADDR        0x22000000  /* load address */
  65
  66 #ifdef CONFIG_SYS_USE_NANDFLASH
  67 /* bootstrap + u-boot + env + linux in nandflash */
  68
  69 #define CONFIG_BOOTCOMMAND  "nand read 0x22000000 0xe0000 0x280000; " \
  70     "run _mtd; bootm"
  71
  72 #define MTDIDS_DEFAULT      "nand0=atmel_nand"
  73 #define MTDPARTS_DEFAULT    "mtdparts=atmel_nand:" \
  74                             "128K(at91bs)," \
  75                             "512K(u-boot)," \
  76                             "128K(u-boot-env)," \
  77                             "128K(redund-env)," \
  78                             "2560K(kernel-a)," \
  79                             "2560K(kernel-b)," \
  80                             "38912K(rootfs-a)," \
  81                             "38912K(rootfs-b)," \
  82                             "46208K(user)," \
  83                             "512K(logs)"
  84
  85 #else
  86 #error No boot method selected, please select 'CONFIG_SYS_USE_NANDFLASH'
  87 #endif
  88
  89 #define CONFIG_BOOTARGS     "console=ttyS0,115200 earlyprintk " \
  90                             "rw noinitrd mem=64M "              \
  91                             "rootfstype=ubifs root=ubi0:rootfs ubi.mtd=6"
  92
  93 #define CONFIG_EXTRA_ENV_SETTINGS       \
  94     "_mtd=mtdparts default; setenv bootargs ${bootargs} ${mtdparts}\0" \
  95     "autoload=no\0" \
  96     "autostart=no\0" \
  97     "ethaddr=" __stringify(CONFIG_ETHADDR) "\0" \
  98     "\0"
  99
 100 #define CONFIG_SYS_CBSIZE   256
 101 #define CONFIG_SYS_MAXARGS  16
 102
 103 /*
 104  * Size of malloc() pool
 105  */
 106 #define CONFIG_SYS_MALLOC_LEN       (512 * 1024 + 0x1000)
 107
 108 /* SPL */
 109 #define CONFIG_SPL_MAX_SIZE         0x6000
 110 #define CONFIG_SPL_STACK            0x308000
 111
 112 #define CONFIG_SPL_BSS_START_ADDR   0x20000000
 113 #define CONFIG_SPL_BSS_MAX_SIZE     0x80000
 114 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
 115 #define CONFIG_SYS_SPL_MALLOC_SIZE  0x80000
 116
 117 #define CONFIG_SYS_MONITOR_LEN      (512 << 10)
 118
 119 #define CONFIG_SYS_MASTER_CLOCK     132096000
 120 #define CONFIG_SYS_AT91_PLLA        0x20c73f03
 121 #define CONFIG_SYS_MCKR             0x1301
 122 #define CONFIG_SYS_MCKR_CSS         0x1302
 123
 124 #define CONFIG_SPL_NAND_DRIVERS
 125 #define CONFIG_SPL_NAND_BASE
 126 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
 127 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 128 #define CONFIG_SYS_NAND_PAGE_SIZE   0x800
 129 #define CONFIG_SYS_NAND_PAGE_COUNT  64
 130 #define CONFIG_SYS_NAND_OOBSIZE     64
 131 #define CONFIG_SYS_NAND_BLOCK_SIZE  0x20000
 132 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   0x0
 133
 134 #endif                          /* __CONFIG_H__ */