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 /* Reserve 4 MB for malloc */
  38 #define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
  39
  40 #include "asm/arch/config.h"
  41
  42 #define CONFIG_SYS_MEMTEST_START 0x00400000     /* 4M */
  43 #define CONFIG_SYS_MEMTEST_END  0x007fffff      /*(_8M -1) */
  44 #define CONFIG_SYS_LOAD_ADDR    0x00800000      /* default load adr- 8M */
  45
  46 /* architecture specific default bootargs */
  47 #define CONFIG_KM_DEF_BOOT_ARGS_CPU                                     \
  48                 "bootcountaddr=${bootcountaddr} ${mtdparts}"            \
  49                 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
  50
  51 #define CONFIG_KM_DEF_ENV_CPU                                           \
  52         "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0"                \
  53         CONFIG_KM_UPDATE_UBOOT                                          \
  54         "set_fdthigh=setenv fdt_high ${kernelmem}\0"                    \
  55         "checkfdt="                                                     \
  56                 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
  57                 "then true; else setenv cramfsloadfdt true; "           \
  58                 "setenv boot bootm ${load_addr_r}; "                    \
  59                 "echo No FDT found, booting with the kernel "           \
  60                 "appended one; fi\0"                                    \
  61         ""
  62
  63 #define CONFIG_SKIP_LOWLEVEL_INIT       /* disable board lowlevel_init */
  64
  65 /*
  66  * NS16550 Configuration
  67  */
  68 #define CONFIG_SYS_NS16550_SERIAL
  69 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  70 #define CONFIG_SYS_NS16550_CLK          CONFIG_SYS_TCLK
  71 #define CONFIG_SYS_NS16550_COM1         KW_UART0_BASE
  72 #define CONFIG_SYS_NS16550_COM2         KW_UART1_BASE
  73
  74 /*
  75  * Serial Port configuration
  76  * The following definitions let you select what serial you want to use
  77  * for your console driver.
  78  */
  79
  80 /*
  81  * For booting Linux, the board info and command line data
  82  * have to be in the first 8 MB of memory, since this is
  83  * the maximum mapped by the Linux kernel during initialization.
  84  */
  85 #define CONFIG_BOOTMAPSZ        (8 << 20)       /* Initial Memmap for Linux */
  86 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs  */
  87 #define CONFIG_INITRD_TAG               /* enable INITRD tag */
  88 #define CONFIG_SETUP_MEMORY_TAGS        /* enable memory tag */
  89
  90 /*
  91  * NAND Flash configuration
  92  */
  93 #define CONFIG_SYS_MAX_NAND_DEVICE      1
  94
  95 #define BOOTFLASH_START         0x0
  96
  97 /*
  98  * Other required minimal configurations
  99  */
 100 #define CONFIG_ARCH_CPU_INIT            /* call arch_cpu_init() */
 101 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000     /* Rst Vector Adr */
 102
 103 /*
 104  * Ethernet Driver configuration
 105  */
 106 #define CONFIG_NETCONSOLE       /* include NetConsole support   */
 107 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */
 108 #define CONFIG_MVGBE_PORTS      {1, 0}  /* enable port 0 only */
 109 #define CONFIG_PHY_BASE_ADR     0
 110 #define CONFIG_ENV_OVERWRITE    /* ethaddr can be reprogrammed */
 111
 112 /*
 113  * I2C related stuff
 114  */
 115 #undef CONFIG_I2C_MVTWSI
 116 #define CONFIG_SYS_I2C
 117 #define CONFIG_SYS_I2C_SOFT     /* I2C bit-banged       */
 118 #define CONFIG_SYS_I2C_INIT_BOARD
 119
 120 #define CONFIG_KIRKWOOD_GPIO            /* Enable GPIO Support */
 121 #define CONFIG_SYS_NUM_I2C_BUSES        6
 122 #define CONFIG_SYS_I2C_MAX_HOPS         1
 123 #define CONFIG_SYS_I2C_BUSES    {       {0, {I2C_NULL_HOP} }, \
 124                                         {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
 125                                         {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
 126                                         {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
 127                                         {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
 128                                         {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
 129                                 }
 130
 131 #ifndef __ASSEMBLY__
 132 #include <asm/arch/gpio.h>
 133 extern void __set_direction(unsigned pin, int high);
 134 void set_sda(int state);
 135 void set_scl(int state);
 136 int get_sda(void);
 137 int get_scl(void);
 138 #define KM_KIRKWOOD_SDA_PIN     8
 139 #define KM_KIRKWOOD_SCL_PIN     9
 140 #define KM_KIRKWOOD_SOFT_I2C_GPIOS      0x0300
 141 #define KM_KIRKWOOD_ENV_WP      38
 142
 143 #define I2C_ACTIVE      __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
 144 #define I2C_TRISTATE    __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
 145 #define I2C_READ        (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
 146 #define I2C_SDA(bit)    kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
 147 #define I2C_SCL(bit)    kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
 148 #endif
 149
 150 #define I2C_DELAY       udelay(1)
 151 #define I2C_SOFT_DECLARATIONS
 152
 153 #define CONFIG_SYS_I2C_SOFT_SLAVE       0x0
 154 #define CONFIG_SYS_I2C_SOFT_SPEED       100000
 155
 156 /* EEprom support 24C128, 24C256 valid for environment eeprom */
 157 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
 158 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       6 /* 64 Byte write page */
 159 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10
 160
 161 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50
 162 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 163
 164 /*
 165  *  Environment variables configurations
 166  */
 167 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
 168 #define CONFIG_ENV_OFFSET               0xc0000     /* no bracets! */
 169 #define CONFIG_ENV_SIZE                 0x02000     /* Size of Environment */
 170 #define CONFIG_ENV_SECT_SIZE            0x10000
 171 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + \
 172                                         CONFIG_ENV_SECT_SIZE)
 173 #define CONFIG_ENV_TOTAL_SIZE           0x20000     /* no bracets! */
 174 #else
 175 #define CONFIG_SYS_DEF_EEPROM_ADDR      0x50
 176 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 177 #define CONFIG_SYS_EEPROM_WREN
 178 #define CONFIG_ENV_OFFSET               0x0 /* no bracets! */
 179 #define CONFIG_ENV_SIZE                 (0x2000 - CONFIG_ENV_OFFSET)
 180 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
 181 #define CONFIG_ENV_OFFSET_REDUND        0x2000 /* no bracets! */
 182 #define CONFIG_ENV_SIZE_REDUND          (CONFIG_ENV_SIZE)
 183 #endif
 184
 185 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 186
 187 #define KM_FLASH_GPIO_PIN       16
 188
 189 #define CONFIG_KM_UPDATE_UBOOT                                          \
 190         "update="                                                       \
 191                 "sf probe 0;sf erase 0 +${filesize};"                   \
 192                 "sf write ${load_addr_r} 0 ${filesize};\0"
 193
 194 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
 195 #define CONFIG_KM_NEW_ENV                                               \
 196         "newenv=sf probe 0;"                                            \
 197                 "sf erase " __stringify(CONFIG_ENV_OFFSET) " "          \
 198                 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
 199 #else
 200 #define CONFIG_KM_NEW_ENV                                               \
 201         "newenv=setenv addr 0x100000 && "                               \
 202                 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; "  \
 203                 "mw.b ${addr} 0 4 && "                                  \
 204                 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
 205                 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && "     \
 206                 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
 207                 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
 208 #endif
 209
 210 #ifndef CONFIG_KM_BOARD_EXTRA_ENV
 211 #define CONFIG_KM_BOARD_EXTRA_ENV       ""
 212 #endif
 213
 214 /*
 215  * Default environment variables
 216  */
 217 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 218         CONFIG_KM_BOARD_EXTRA_ENV                                       \
 219         CONFIG_KM_DEF_ENV                                               \
 220         CONFIG_KM_NEW_ENV                                               \
 221         "arch=arm\0"                                                    \
 222         ""
 223
 224 #if !defined(CONFIG_MTD_NOR_FLASH)
 225 #undef  CONFIG_JFFS2_CMDLINE
 226 #endif
 227
 228 /* additions for new relocation code, must be added to all boards */
 229 #define CONFIG_SYS_SDRAM_BASE           0x00000000
 230 /* Do early setups now in board_init_f() */
 231
 232 /* address for the bootcount (taken from end of RAM) */
 233 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
 234
 235 /* enable POST tests */
 236 #define CONFIG_POST     (CONFIG_SYS_POST_MEM_REGIONS)
 237 #define CONFIG_POST_SKIP_ENV_FLAGS
 238 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
 239
 240 /* we do the whole PCIe FPGA config stuff here */
 241
 242 #endif /* _CONFIG_KM_ARM_H */