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
  24 /* serial console */
  25 #define CONFIG_USART_BASE   ATMEL_BASE_DBGU
  26 #define CONFIG_USART_ID     ATMEL_ID_SYS
  27
  28 /*
  29  * BOOTP options
  30  */
  31 #define CONFIG_BOOTP_BOOTFILESIZE
  32
  33 /* SDRAM */
  34 #define CONFIG_SYS_SDRAM_BASE       0x20000000
  35 #define CONFIG_SYS_SDRAM_SIZE       0x04000000  /* 64 MB */
  36
  37 #define CONFIG_SYS_INIT_SP_ADDR \
  38     (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
  39
  40 /* NAND flash */
  41 #define CONFIG_SYS_MAX_NAND_DEVICE  1
  42 #define CONFIG_SYS_NAND_BASE        0x40000000
  43 /* our ALE is AD21 */
  44 #define CONFIG_SYS_NAND_MASK_ALE    (1 << 21)
  45 /* our CLE is AD22 */
  46 #define CONFIG_SYS_NAND_MASK_CLE    (1 << 22)
  47 #define CONFIG_SYS_NAND_ENABLE_PIN  AT91_PIN_PD4
  48 #define CONFIG_SYS_NAND_READY_PIN   AT91_PIN_PD5
  49
  50 #define CONFIG_RBTREE
  51
  52 /* Ethernet */
  53 #define CONFIG_MACB
  54 #define CONFIG_RMII
  55 #define CONFIG_NET_RETRY_COUNT      20
  56 #define CONFIG_MACB_SEARCH_PHY
  57 #define CONFIG_ETHADDR              C0:EE:40:00:00:00
  58 #define CONFIG_ENV_OVERWRITE        1
  59
  60 /* System */
  61 #define CONFIG_SYS_LOAD_ADDR        0x22000000  /* load address */
  62
  63 #ifdef CONFIG_SYS_USE_NANDFLASH
  64 /* bootstrap + u-boot + env + linux in nandflash */
  65
  66 #define CONFIG_BOOTCOMMAND  "nand read 0x22000000 0xe0000 0x280000; " \
  67     "run _mtd; bootm"
  68
  69 #define MTDIDS_DEFAULT      "nand0=atmel_nand"
  70 #define MTDPARTS_DEFAULT    "mtdparts=atmel_nand:" \
  71                             "128K(at91bs)," \
  72                             "512K(u-boot)," \
  73                             "128K(u-boot-env)," \
  74                             "128K(redund-env)," \
  75                             "2560K(kernel-a)," \
  76                             "2560K(kernel-b)," \
  77                             "38912K(rootfs-a)," \
  78                             "38912K(rootfs-b)," \
  79                             "46208K(user)," \
  80                             "512K(logs)"
  81
  82 #else
  83 #error No boot method selected, please select 'CONFIG_SYS_USE_NANDFLASH'
  84 #endif
  85
  86 #define CONFIG_EXTRA_ENV_SETTINGS       \
  87     "_mtd=mtdparts default; setenv bootargs ${bootargs} ${mtdparts}\0" \
  88     "autoload=no\0" \
  89     "autostart=no\0" \
  90     "ethaddr=" __stringify(CONFIG_ETHADDR) "\0" \
  91     "\0"
  92
  93 #define CONFIG_SYS_CBSIZE   256
  94 #define CONFIG_SYS_MAXARGS  16
  95
  96 /*
  97  * Size of malloc() pool
  98  */
  99 #define CONFIG_SYS_MALLOC_LEN       (512 * 1024 + 0x1000)
 100
 101 /* SPL */
 102 #define CONFIG_SPL_MAX_SIZE         0x6000
 103 #define CONFIG_SPL_STACK            0x308000
 104
 105 #define CONFIG_SPL_BSS_START_ADDR   0x20000000
 106 #define CONFIG_SPL_BSS_MAX_SIZE     0x80000
 107 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
 108 #define CONFIG_SYS_SPL_MALLOC_SIZE  0x80000
 109
 110 #define CONFIG_SYS_MONITOR_LEN      (512 << 10)
 111
 112 #define CONFIG_SYS_MASTER_CLOCK     132096000
 113 #define CONFIG_SYS_AT91_PLLA        0x20c73f03
 114 #define CONFIG_SYS_MCKR             0x1301
 115 #define CONFIG_SYS_MCKR_CSS         0x1302
 116
 117 #define CONFIG_SPL_NAND_DRIVERS
 118 #define CONFIG_SPL_NAND_BASE
 119 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
 120 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 121 #define CONFIG_SYS_NAND_PAGE_SIZE   0x800
 122 #define CONFIG_SYS_NAND_PAGE_COUNT  64
 123 #define CONFIG_SYS_NAND_OOBSIZE     64
 124 #define CONFIG_SYS_NAND_BLOCK_SIZE  0x20000
 125 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   0x0
 126
 127 #endif                          /* __CONFIG_H__ */