include/configs/at91rm9200ek.h

   1 /*
   2  * Copyright (C) 2010 Andreas Bießmann <biessmann.devel@googlemail.com>
   3  *
   4  * based on previous work by
   5  *
   6  * Ulf Samuelsson <ulf@atmel.com>
   7  * Rick Bronson <rick@efn.org>
   8  *
   9  * Configuration settings for the AT91RM9200EK board.
  10  *
  11  * See file CREDITS for list of people who contributed to this
  12  * project.
  13  *
  14  * This program is free software; you can redistribute it and/or
  15  * modify it under the terms of the GNU General Public License as
  16  * published by the Free Software Foundation; either version 2 of
  17  * the License, or (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, write to the Free Software
  26  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  27  * MA 02111-1307 USA
  28  */
  29
  30 #ifndef __AT91RM9200EK_CONFIG_H__
  31 #define __AT91RM9200EK_CONFIG_H__
  32
  33 #include <asm/sizes.h>
  34
  35 /*
  36  * set some initial configurations depending on configure target
  37  *
  38  * at91rm9200ek_config     -> boot from 0x0 in NOR Flash at CS0
  39  * at91rm9200ek_ram_config -> continue booting from 0x20100000 in RAM; lowlevel
  40  *                            initialisation was done by some preloader
  41  */
  42 #ifdef CONFIG_RAMBOOT
  43 #define CONFIG_SKIP_LOWLEVEL_INIT
  44 #define CONFIG_SYS_TEXT_BASE 0x20100000
  45 #else
  46 #define CONFIG_SYS_TEXT_BASE 0x10000000
  47 #endif
  48
  49 /*
  50  * AT91C_XTAL_CLOCK is the frequency of external xtal in hertz
  51  * AT91C_MAIN_CLOCK is the frequency of PLLA output
  52  * AT91C_MASTER_CLOCK is the peripherial clock
  53  * CONFIG_SYS_HZ_CLOCK is the value for CCR in tc0 (divider 2 is implicitely
  54  *  set in arch/arm/cpu/arm920t/at91/timer.c)
  55  * CONFIG_SYS_HZ is the tick rate for timer tc0
  56  */
  57 #define AT91C_XTAL_CLOCK                18432000
  58 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768
  59 #define AT91C_MAIN_CLOCK                ((AT91C_XTAL_CLOCK / 4) * 39)
  60 #define AT91C_MASTER_CLOCK              (AT91C_MAIN_CLOCK / 3 )
  61 #define CONFIG_SYS_HZ_CLOCK             (AT91C_MASTER_CLOCK / 2)
  62 #define CONFIG_SYS_HZ                   1000
  63
  64 /* CPU configuration */
  65 #define CONFIG_AT91RM9200
  66 #define CONFIG_AT91RM9200EK
  67 #define CONFIG_CPUAT91
  68 #define USE_920T_MMU
  69
  70 #include <asm/hardware.h>       /* needed for port definitions */
  71
  72 #define CONFIG_CMDLINE_TAG
  73 #define CONFIG_SETUP_MEMORY_TAGS
  74 #define CONFIG_INITRD_TAG
  75
  76 #define CONFIG_BOARD_EARLY_INIT_F
  77
  78 #define CONFIG_OF_LIBFDT
  79
  80 /*
  81  * Memory Configuration
  82  */
  83 #define CONFIG_NR_DRAM_BANKS            1
  84 #define CONFIG_SYS_SDRAM_BASE           0x20000000
  85 #define CONFIG_SYS_SDRAM_SIZE           SZ_32M
  86
  87 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
  88 #define CONFIG_SYS_MEMTEST_END          \
  89                 (CONFIG_SYS_MEMTEST_START + CONFIG_SYS_SDRAM_SIZE - SZ_256K)
  90
  91 /*
  92  * LowLevel Init
  93  */
  94 #ifndef CONFIG_SKIP_LOWLEVEL_INIT
  95 #define CONFIG_SYS_USE_MAIN_OSCILLATOR
  96 /* flash */
  97 #define CONFIG_SYS_EBI_CFGR_VAL 0x00000000
  98 #define CONFIG_SYS_SMC_CSR0_VAL 0x00003284 /* 16bit, 2 TDF, 4 WS */
  99
 100 /* clocks */
 101 #define CONFIG_SYS_PLLAR_VAL    0x20263E04 /* 179.712000 MHz for PCK */
 102 #define CONFIG_SYS_PLLBR_VAL    0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */
 103 /* PCK/3 = MCK Master Clock = 59.904000MHz from PLLA */
 104 #define CONFIG_SYS_MCKR_VAL     0x00000202
 105
 106 /* sdram */
 107 #define CONFIG_SYS_PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
 108 #define CONFIG_SYS_PIOC_BSR_VAL 0x00000000
 109 #define CONFIG_SYS_PIOC_PDR_VAL 0xFFFF0000
 110 #define CONFIG_SYS_EBI_CSA_VAL  0x00000002 /* CS1=CONFIG_SYS_SDRAM */
 111 #define CONFIG_SYS_SDRC_CR_VAL  0x2188c155 /* set up the CONFIG_SYS_SDRAM */
 112 #define CONFIG_SYS_SDRAM        CONFIG_SYS_SDRAM_BASE /* address of the SDRAM */
 113 #define CONFIG_SYS_SDRAM1       (CONFIG_SYS_SDRAM_BASE+0x80)
 114 #define CONFIG_SYS_SDRAM_VAL    0x00000000 /* value written to CONFIG_SYS_SDRAM */
 115 #define CONFIG_SYS_SDRC_MR_VAL  0x00000002 /* Precharge All */
 116 #define CONFIG_SYS_SDRC_MR_VAL1 0x00000004 /* refresh */
 117 #define CONFIG_SYS_SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
 118 #define CONFIG_SYS_SDRC_MR_VAL3 0x00000000 /* Normal Mode */
 119 #define CONFIG_SYS_SDRC_TR_VAL  0x000002E0 /* Write refresh rate */
 120 #endif  /* CONFIG_SKIP_LOWLEVEL_INIT */
 121
 122 /*
 123  * Hardware drivers
 124  */
 125 /*
 126  * Choose a USART for serial console
 127  * CONFIG_DBGU is DBGU unit on J10
 128  * CONFIG_USART1 is USART1 on J14
 129  */
 130 #define CONFIG_ATMEL_USART
 131 #define CONFIG_USART_BASE       ATMEL_BASE_DBGU
 132 #define CONFIG_USART_ID         0/* ignored in arm */
 133
 134 #define CONFIG_BAUDRATE                 115200
 135
 136 /*
 137  * Command line configuration.
 138  */
 139 #include <config_cmd_default.h>
 140
 141 #define CONFIG_CMD_DHCP
 142 #define CONFIG_CMD_FAT
 143 #define CONFIG_CMD_MII
 144 #define CONFIG_CMD_PING
 145 #define CONFIG_CMD_USB
 146 #undef CONFIG_CMD_FPGA
 147
 148 /*
 149  * Network Driver Setting
 150  */
 151 #define CONFIG_DRIVER_AT91EMAC
 152 #define CONFIG_SYS_RX_ETH_BUFFER        16
 153 #define CONFIG_RMII
 154 #define CONFIG_MII
 155
 156 /*
 157  * NOR Flash
 158  */
 159 #define CONFIG_FLASH_CFI_DRIVER
 160 #define CONFIG_SYS_FLASH_CFI
 161 #define CONFIG_SYS_FLASH_BASE           0x10000000
 162 #define PHYS_FLASH_1                    CONFIG_SYS_FLASH_BASE
 163 #define PHYS_FLASH_SIZE                 SZ_8M
 164 #define CONFIG_SYS_MAX_FLASH_BANKS      1
 165 #define CONFIG_SYS_MAX_FLASH_SECT       256
 166 #define CONFIG_SYS_FLASH_PROTECTION
 167
 168 /*
 169  * USB Config
 170  */
 171 #define CONFIG_USB_ATMEL                        1
 172 #define CONFIG_USB_OHCI_NEW                     1
 173 #define CONFIG_USB_KEYBOARD                     1
 174 #define CONFIG_USB_STORAGE                      1
 175 #define CONFIG_DOS_PARTITION                    1
 176
 177 #define CONFIG_SYS_USB_OHCI_CPU_INIT            1
 178 #define CONFIG_SYS_USB_OHCI_REGS_BASE           ATMEL_USB_HOST_BASE
 179 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91rm9200"
 180 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      15
 181
 182 /*
 183  * Environment Settings
 184  */
 185 #define CONFIG_ENV_IS_IN_FLASH
 186
 187 /*
 188  * after u-boot.bin
 189  */
 190 #define CONFIG_ENV_ADDR                 \
 191                 (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
 192 #define CONFIG_ENV_SIZE                 SZ_64K /* sectors are 64K here */
 193 /* The following #defines are needed to get flash environment right */
 194 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 195 #define CONFIG_SYS_MONITOR_LEN          SZ_256K
 196
 197 /*
 198  * Boot option
 199  */
 200 #define CONFIG_BOOTDELAY                3
 201
 202 /* default load address */
 203 #define CONFIG_SYS_LOAD_ADDR            CONFIG_SYS_SDRAM_BASE + SZ_16M
 204 #define CONFIG_ENV_OVERWRITE
 205
 206 /*
 207  * Shell Settings
 208  */
 209 #define CONFIG_CMDLINE_EDITING
 210 #define CONFIG_SYS_LONGHELP
 211 #define CONFIG_AUTO_COMPLETE
 212 #define CONFIG_SYS_HUSH_PARSER
 213 #define CONFIG_SYS_PROMPT               "U-Boot> "
 214 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size */
 215 #define CONFIG_SYS_MAXARGS              16      /* max number of command args */
 216 /* Print Buffer Size */
 217 #define CONFIG_SYS_PBSIZE               \
 218                 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 219
 220 /*
 221  * Size of malloc() pool
 222  */
 223 #define CONFIG_SYS_MALLOC_LEN           ROUND(3 * CONFIG_ENV_SIZE + SZ_128K, \
 224                                              SZ_4K)
 225
 226 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_SDRAM_BASE + SZ_4K \
 227                                         - GENERATED_GBL_DATA_SIZE)
 228
 229 #endif /* __AT91RM9200EK_CONFIG_H__ */