include/configs/mx31ads.h

   1 /*
   2  * Copyright (C) 2008, Guennadi Liakhovetski <lg@denx.de>
   3  *
   4  * Configuration settings for the MX31ADS Freescale board.
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __CONFIG_H
  10 #define __CONFIG_H
  11
  12 #include <asm/arch/imx-regs.h>
  13
  14  /* High Level Configuration Options */
  15 #define CONFIG_MX31             1               /* This is a mx31 */
  16
  17
  18 #define CONFIG_DISPLAY_CPUINFO
  19 #define CONFIG_DISPLAY_BOARDINFO
  20
  21 #define CONFIG_SYS_TEXT_BASE            0xA0000000
  22
  23 #define CONFIG_MACH_TYPE        MACH_TYPE_MX31ADS
  24
  25 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
  26 #define CONFIG_SETUP_MEMORY_TAGS        1
  27 #define CONFIG_INITRD_TAG               1
  28
  29 /*
  30  * Size of malloc() pool
  31  */
  32 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 128 * 1024)
  33
  34 /*
  35  * Hardware drivers
  36  */
  37
  38 #define CONFIG_MXC_UART
  39 #define CONFIG_MXC_UART_BASE    UART1_BASE
  40
  41 #define CONFIG_HARD_SPI         1
  42 #define CONFIG_MXC_SPI          1
  43 #define CONFIG_DEFAULT_SPI_BUS  1
  44 #define CONFIG_DEFAULT_SPI_MODE (SPI_MODE_0 | SPI_CS_HIGH)
  45 #define CONFIG_MXC_GPIO
  46
  47 /* PMIC Controller */
  48 #define CONFIG_POWER
  49 #define CONFIG_POWER_SPI
  50 #define CONFIG_POWER_FSL
  51 #define CONFIG_FSL_PMIC_BUS     1
  52 #define CONFIG_FSL_PMIC_CS      0
  53 #define CONFIG_FSL_PMIC_CLK     1000000
  54 #define CONFIG_FSL_PMIC_MODE    (SPI_MODE_0 | SPI_CS_HIGH)
  55 #define CONFIG_FSL_PMIC_BITLEN  32
  56 #define CONFIG_RTC_MC13XXX
  57
  58 /* allow to overwrite serial and ethaddr */
  59 #define CONFIG_ENV_OVERWRITE
  60 #define CONFIG_CONS_INDEX       1
  61 #define CONFIG_BAUDRATE         115200
  62
  63 /***********************************************************
  64  * Command definition
  65  ***********************************************************/
  66 #define CONFIG_CMD_PING
  67 #define CONFIG_CMD_DHCP
  68 #define CONFIG_CMD_SPI
  69 #define CONFIG_CMD_DATE
  70
  71 #define CONFIG_BOOTDELAY        3
  72
  73 #define CONFIG_LOADADDR         0x80800000      /* loadaddr env var */
  74
  75 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  76         "netdev=eth0\0"                                                 \
  77         "uboot_addr=0xa0000000\0"                                       \
  78         "uboot=mx31ads/u-boot.bin\0"                                    \
  79         "kernel=mx31ads/uImage\0"                                       \
  80         "nfsroot=/opt/eldk/arm\0"                                       \
  81         "bootargs_base=setenv bootargs console=ttymxc0,115200\0"        \
  82         "bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs "       \
  83                 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0"       \
  84         "bootcmd=run bootcmd_net\0"                                     \
  85         "bootcmd_net=run bootargs_base bootargs_nfs; "                  \
  86                 "tftpboot ${loadaddr} ${kernel}; bootm\0"               \
  87         "prg_uboot=tftpboot ${loadaddr} ${uboot}; "                     \
  88                 "protect off ${uboot_addr} 0xa003ffff; "                \
  89                 "erase ${uboot_addr} 0xa003ffff; "                      \
  90                 "cp.b ${loadaddr} ${uboot_addr} ${filesize}; "          \
  91                 "setenv filesize; saveenv\0"
  92
  93 #define CONFIG_CS8900
  94 #define CONFIG_CS8900_BASE      0xb4020300
  95 #define CONFIG_CS8900_BUS16             1       /* follow the Linux driver */
  96
  97 /*
  98  * The MX31ADS board seems to have a hardware "peculiarity" confirmed under
  99  * U-Boot, RedBoot and Linux: the ethernet Rx signal is reaching the CS8900A
 100  * controller inverted. The controller is capable of detecting and correcting
 101  * this, but it needs 4 network packets for that. Which means, at startup, you
 102  * will not receive answers to the first 4 packest, unless there have been some
 103  * broadcasts on the network, or your board is on a hub. Reducing the ARP
 104  * timeout from default 5 seconds to 200ms we speed up the initial TFTP
 105  * transfer, should the user wish one, significantly.
 106  */
 107 #define CONFIG_ARP_TIMEOUT      200UL
 108
 109 /*
 110  * Miscellaneous configurable options
 111  */
 112 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
 113 #define CONFIG_SYS_CBSIZE               256             /* Console I/O Buffer Size */
 114 /* Print Buffer Size */
 115 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 116 #define CONFIG_SYS_MAXARGS              16              /* max number of command args */
 117 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size */
 118
 119 #define CONFIG_SYS_MEMTEST_START        0               /* memtest works on */
 120 #define CONFIG_SYS_MEMTEST_END          0x10000
 121
 122 #define CONFIG_SYS_LOAD_ADDR            CONFIG_LOADADDR
 123
 124 #define CONFIG_CMDLINE_EDITING  1
 125
 126 /*-----------------------------------------------------------------------
 127  * Physical Memory Map
 128  */
 129 #define CONFIG_NR_DRAM_BANKS    1
 130 #define PHYS_SDRAM_1            CSD0_BASE
 131 #define PHYS_SDRAM_1_SIZE       (128 * 1024 * 1024)
 132 #define CONFIG_BOARD_EARLY_INIT_F
 133
 134 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 135 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 136 #define CONFIG_SYS_INIT_RAM_SIZE        IRAM_SIZE
 137 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - \
 138                                                 GENERATED_GBL_DATA_SIZE)
 139 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
 140                                                 CONFIG_SYS_GBL_DATA_OFFSET)
 141
 142 /*-----------------------------------------------------------------------
 143  * FLASH and environment organization
 144  */
 145 #define CONFIG_SYS_FLASH_BASE           CS0_BASE
 146 #define CONFIG_SYS_MAX_FLASH_BANKS      1               /* max number of memory banks */
 147 #define CONFIG_SYS_MAX_FLASH_SECT       262             /* max number of sectors on one chip */
 148 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE   /* Monitor at beginning of flash */
 149 #define CONFIG_SYS_MONITOR_LEN          (256 * 1024)    /* Reserve 256KiB */
 150
 151 #define CONFIG_ENV_IS_IN_FLASH  1
 152 #define CONFIG_ENV_SECT_SIZE    (128 * 1024)
 153 #define CONFIG_ENV_SIZE         CONFIG_ENV_SECT_SIZE
 154 #define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
 155
 156 /* Address and size of Redundant Environment Sector     */
 157 #define CONFIG_ENV_ADDR_REDUND  (CONFIG_ENV_ADDR + CONFIG_ENV_SIZE)
 158 #define CONFIG_ENV_SIZE_REDUND  CONFIG_ENV_SIZE
 159
 160
 161 /*-----------------------------------------------------------------------
 162  * CFI FLASH driver setup
 163  */
 164 #define CONFIG_SYS_FLASH_CFI                    1 /* Flash memory is CFI compliant */
 165 #define CONFIG_FLASH_CFI_DRIVER         1 /* Use drivers/cfi_flash.c */
 166 #define CONFIG_FLASH_SPANSION_S29WS_N   1 /* A non-standard buffered write algorithm */
 167 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE       1 /* Use buffered writes (~10x faster) */
 168 #define CONFIG_SYS_FLASH_PROTECTION             1 /* Use hardware sector protection */
 169
 170 /*
 171  * JFFS2 partitions
 172  */
 173 #undef CONFIG_CMD_MTDPARTS
 174 #define CONFIG_JFFS2_DEV        "nor0"
 175
 176 #endif /* __CONFIG_H */