include/configs/km/km_arm.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2009
   4  * Marvell Semiconductor <www.marvell.com>
   5  * Prafulla Wadaskar <prafulla@marvell.com>
   6  *
   7  * (C) Copyright 2009
   8  * Stefan Roese, DENX Software Engineering, sr@denx.de.
   9  *
  10  * (C) Copyright 2010-2011
  11  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
  12  */
  13
  14 /*
  15  * for linking errors see
  16  * http://lists.denx.de/pipermail/u-boot/2009-July/057350.html
  17  */
  18
  19 #ifndef _CONFIG_KM_ARM_H
  20 #define _CONFIG_KM_ARM_H
  21
  22 /*
  23  * High Level Configuration Options (easy to change)
  24  */
  25 #define CONFIG_FEROCEON_88FR131         /* CPU Core subversion */
  26 #define CONFIG_KW88F6281                /* SOC Name */
  27
  28 #define CONFIG_MACH_TYPE        MACH_TYPE_KM_KIRKWOOD
  29
  30 #define CONFIG_NAND_ECC_BCH
  31
  32 /* include common defines/options for all Keymile boards */
  33 #include "keymile-common.h"
  34
  35 /* SPI NOR Flash default params, used by sf commands */
  36
  37 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
  38 #define CONFIG_ENV_SPI_BUS              0
  39 #define CONFIG_ENV_SPI_CS               0
  40 #define CONFIG_ENV_SPI_MAX_HZ           8100000
  41 #define CONFIG_ENV_SPI_MODE             SPI_MODE_3
  42 #endif
  43
  44 /* Reserve 4 MB for malloc */
  45 #define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
  46
  47 #include "asm/arch/config.h"
  48
  49 #define CONFIG_SYS_MEMTEST_START 0x00400000     /* 4M */
  50 #define CONFIG_SYS_MEMTEST_END  0x007fffff      /*(_8M -1) */
  51 #define CONFIG_SYS_LOAD_ADDR    0x00800000      /* default load adr- 8M */
  52
  53 /* pseudo-non volatile RAM [hex] */
  54 #define CONFIG_KM_PNVRAM        0x80000
  55 /* physical RAM MTD size [hex] */
  56 #define CONFIG_KM_PHRAM         0x17F000
  57
  58 #define CONFIG_KM_CRAMFS_ADDR   0x2400000
  59 #define CONFIG_KM_KERNEL_ADDR   0x2000000       /* 3098KBytes */
  60 #define CONFIG_KM_FDT_ADDR      0x23E0000       /*  128KBytes */
  61
  62 /* architecture specific default bootargs */
  63 #define CONFIG_KM_DEF_BOOT_ARGS_CPU                                     \
  64                 "bootcountaddr=${bootcountaddr} ${mtdparts}"            \
  65                 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
  66
  67 #define CONFIG_KM_DEF_ENV_CPU                                           \
  68         "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0"                \
  69         CONFIG_KM_UPDATE_UBOOT                                          \
  70         "set_fdthigh=setenv fdt_high ${kernelmem}\0"                    \
  71         "checkfdt="                                                     \
  72                 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
  73                 "then true; else setenv cramfsloadfdt true; "           \
  74                 "setenv boot bootm ${load_addr_r}; "                    \
  75                 "echo No FDT found, booting with the kernel "           \
  76                 "appended one; fi\0"                                    \
  77         ""
  78
  79 #define CONFIG_SKIP_LOWLEVEL_INIT       /* disable board lowlevel_init */
  80
  81 /*
  82  * NS16550 Configuration
  83  */
  84 #define CONFIG_SYS_NS16550_SERIAL
  85 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  86 #define CONFIG_SYS_NS16550_CLK          CONFIG_SYS_TCLK
  87 #define CONFIG_SYS_NS16550_COM1         KW_UART0_BASE
  88 #define CONFIG_SYS_NS16550_COM2         KW_UART1_BASE
  89
  90 /*
  91  * Serial Port configuration
  92  * The following definitions let you select what serial you want to use
  93  * for your console driver.
  94  */
  95
  96 /*
  97  * For booting Linux, the board info and command line data
  98  * have to be in the first 8 MB of memory, since this is
  99  * the maximum mapped by the Linux kernel during initialization.
 100  */
 101 #define CONFIG_BOOTMAPSZ        (8 << 20)       /* Initial Memmap for Linux */
 102 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs  */
 103 #define CONFIG_INITRD_TAG               /* enable INITRD tag */
 104 #define CONFIG_SETUP_MEMORY_TAGS        /* enable memory tag */
 105
 106 /*
 107  * NAND Flash configuration
 108  */
 109 #define CONFIG_SYS_MAX_NAND_DEVICE      1
 110
 111 #define BOOTFLASH_START         0x0
 112
 113 /* Kirkwood has two serial IF */
 114 #if (CONFIG_CONS_INDEX == 2)
 115 #define CONFIG_KM_CONSOLE_TTY   "ttyS1"
 116 #else
 117 #define CONFIG_KM_CONSOLE_TTY   "ttyS0"
 118 #endif
 119
 120 /*
 121  * Other required minimal configurations
 122  */
 123 #define CONFIG_ARCH_CPU_INIT            /* call arch_cpu_init() */
 124 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000     /* Rst Vector Adr */
 125
 126 /*
 127  * Ethernet Driver configuration
 128  */
 129 #define CONFIG_NETCONSOLE       /* include NetConsole support   */
 130 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */
 131 #define CONFIG_MVGBE_PORTS      {1, 0}  /* enable port 0 only */
 132 #define CONFIG_PHY_BASE_ADR     0
 133 #define CONFIG_ENV_OVERWRITE    /* ethaddr can be reprogrammed */
 134 #define CONFIG_KM_COMMON_ETH_INIT /* standard km ethernet_present for piggy */
 135
 136 /*
 137  * I2C related stuff
 138  */
 139 #undef CONFIG_I2C_MVTWSI
 140 #define CONFIG_SYS_I2C
 141 #define CONFIG_SYS_I2C_SOFT     /* I2C bit-banged       */
 142 #define CONFIG_SYS_I2C_INIT_BOARD
 143
 144 #define CONFIG_KIRKWOOD_GPIO            /* Enable GPIO Support */
 145 #define CONFIG_SYS_NUM_I2C_BUSES        6
 146 #define CONFIG_SYS_I2C_MAX_HOPS         1
 147 #define CONFIG_SYS_I2C_BUSES    {       {0, {I2C_NULL_HOP} }, \
 148                                         {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
 149                                         {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
 150                                         {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
 151                                         {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
 152                                         {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
 153                                 }
 154
 155 #ifndef __ASSEMBLY__
 156 #include <asm/arch/gpio.h>
 157 extern void __set_direction(unsigned pin, int high);
 158 void set_sda(int state);
 159 void set_scl(int state);
 160 int get_sda(void);
 161 int get_scl(void);
 162 #define KM_KIRKWOOD_SDA_PIN     8
 163 #define KM_KIRKWOOD_SCL_PIN     9
 164 #define KM_KIRKWOOD_SOFT_I2C_GPIOS      0x0300
 165 #define KM_KIRKWOOD_ENV_WP      38
 166
 167 #define I2C_ACTIVE      __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
 168 #define I2C_TRISTATE    __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
 169 #define I2C_READ        (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
 170 #define I2C_SDA(bit)    kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
 171 #define I2C_SCL(bit)    kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
 172 #endif
 173
 174 #define I2C_DELAY       udelay(1)
 175 #define I2C_SOFT_DECLARATIONS
 176
 177 #define CONFIG_SYS_I2C_SOFT_SLAVE       0x0
 178 #define CONFIG_SYS_I2C_SOFT_SPEED       100000
 179
 180 /* EEprom support 24C128, 24C256 valid for environment eeprom */
 181 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
 182 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       6 /* 64 Byte write page */
 183 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10
 184
 185 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50
 186 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 187
 188 /*
 189  *  Environment variables configurations
 190  */
 191 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
 192 #define CONFIG_ENV_OFFSET               0xc0000     /* no bracets! */
 193 #define CONFIG_ENV_SIZE                 0x02000     /* Size of Environment */
 194 #define CONFIG_ENV_SECT_SIZE            0x10000
 195 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + \
 196                                         CONFIG_ENV_SECT_SIZE)
 197 #define CONFIG_ENV_TOTAL_SIZE           0x20000     /* no bracets! */
 198 #else
 199 #define CONFIG_SYS_DEF_EEPROM_ADDR      0x50
 200 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 201 #define CONFIG_SYS_EEPROM_WREN
 202 #define CONFIG_ENV_OFFSET               0x0 /* no bracets! */
 203 #define CONFIG_ENV_SIZE                 (0x2000 - CONFIG_ENV_OFFSET)
 204 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
 205 #define CONFIG_ENV_OFFSET_REDUND        0x2000 /* no bracets! */
 206 #define CONFIG_ENV_SIZE_REDUND          (CONFIG_ENV_SIZE)
 207 #endif
 208
 209 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 210
 211
 212 /* SPI bus claim MPP configuration */
 213 #define CONFIG_SYS_KW_SPI_MPP   0x0
 214
 215 #define FLASH_GPIO_PIN                  0x00010000
 216 #define KM_FLASH_GPIO_PIN       16
 217
 218 #define CONFIG_KM_UPDATE_UBOOT                                          \
 219         "update="                                                       \
 220                 "sf probe 0;sf erase 0 +${filesize};"                   \
 221                 "sf write ${load_addr_r} 0 ${filesize};\0"
 222
 223 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
 224 #define CONFIG_KM_NEW_ENV                                               \
 225         "newenv=sf probe 0;"                                            \
 226                 "sf erase " __stringify(CONFIG_ENV_OFFSET) " "          \
 227                 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
 228 #else
 229 #define CONFIG_KM_NEW_ENV                                               \
 230         "newenv=setenv addr 0x100000 && "                               \
 231                 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; "  \
 232                 "mw.b ${addr} 0 4 && "                                  \
 233                 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
 234                 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && "     \
 235                 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
 236                 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
 237 #endif
 238
 239 #ifndef CONFIG_KM_BOARD_EXTRA_ENV
 240 #define CONFIG_KM_BOARD_EXTRA_ENV       ""
 241 #endif
 242
 243 /*
 244  * Default environment variables
 245  */
 246 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 247         CONFIG_KM_BOARD_EXTRA_ENV                                       \
 248         CONFIG_KM_DEF_ENV                                               \
 249         CONFIG_KM_NEW_ENV                                               \
 250         "arch=arm\0"                                                    \
 251         ""
 252
 253 #if !defined(CONFIG_MTD_NOR_FLASH)
 254 #undef  CONFIG_JFFS2_CMDLINE
 255 #endif
 256
 257 /* additions for new relocation code, must be added to all boards */
 258 #define CONFIG_SYS_SDRAM_BASE           0x00000000
 259 /* Do early setups now in board_init_f() */
 260
 261 /*
 262  * resereved pram area at the end of memroy [hex]
 263  * 8Mbytes for switch + 4Kbytes for bootcount
 264  */
 265 #define CONFIG_KM_RESERVED_PRAM 0x801000
 266 /* address for the bootcount (taken from end of RAM) */
 267 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
 268
 269 /* enable POST tests */
 270 #define CONFIG_POST     (CONFIG_SYS_POST_MEM_REGIONS)
 271 #define CONFIG_POST_SKIP_ENV_FLAGS
 272 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
 273
 274 /* we do the whole PCIe FPGA config stuff here */
 275
 276 #endif /* _CONFIG_KM_ARM_H */