LXR uboot/include/configs/km/km

   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/* Reserve 4 MB for malloc */
  36#define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
  37
  38/* Increase max size of compressed kernel */
  39#define CONFIG_SYS_BOOTM_LEN            (32 << 20)
  40
  41#include "asm/arch/config.h"
  42
  43#define CONFIG_SYS_LOAD_ADDR    0x00800000      /* default load adr- 8M */
  44
  45/* architecture specific default bootargs */
  46#define CONFIG_KM_DEF_BOOT_ARGS_CPU                                     \
  47                "bootcountaddr=${bootcountaddr} ${mtdparts}"            \
  48                " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
  49
  50#define CONFIG_KM_DEF_ENV_CPU                                           \
  51        "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0"                \
  52        CONFIG_KM_UPDATE_UBOOT                                          \
  53        "set_fdthigh=setenv fdt_high ${kernelmem}\0"                    \
  54        "checkfdt="                                                     \
  55                "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
  56                "then true; else setenv cramfsloadfdt true; "           \
  57                "setenv boot bootm ${load_addr_r}; "                    \
  58                "echo No FDT found, booting with the kernel "           \
  59                "appended one; fi\0"                                    \
  60        ""
  61
  62#define CONFIG_SKIP_LOWLEVEL_INIT       /* disable board lowlevel_init */
  63
  64/*
  65 * For booting Linux, the board info and command line data
  66 * have to be in the first 8 MB of memory, since this is
  67 * the maximum mapped by the Linux kernel during initialization.
  68 */
  69#define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs  */
  70#define CONFIG_INITRD_TAG               /* enable INITRD tag */
  71#define CONFIG_SETUP_MEMORY_TAGS        /* enable memory tag */
  72
  73/*
  74 * NAND Flash configuration
  75 */
  76#define CONFIG_SYS_MAX_NAND_DEVICE      1
  77
  78/*
  79 * Other required minimal configurations
  80 */
  81
  82/*
  83 * Ethernet Driver configuration
  84 */
  85#define PHY_ANEG_TIMEOUT        8000    /* PHY needs a longer autoneg timeout */
  86#define CONFIG_MVGBE_PORTS      {1, 0}  /* enable port 0 only */
  87#define CONFIG_PHY_BASE_ADR     0
  88
  89/*
  90 * I2C related stuff
  91 */
  92#undef CONFIG_I2C_MVTWSI
  93#define CONFIG_SYS_I2C
  94#define CONFIG_SYS_I2C_SOFT     /* I2C bit-banged       */
  95#define CONFIG_SYS_I2C_INIT_BOARD
  96
  97#define CONFIG_KIRKWOOD_GPIO            /* Enable GPIO Support */
  98#define CONFIG_SYS_NUM_I2C_BUSES        6
  99#define CONFIG_SYS_I2C_MAX_HOPS         1
 100#define CONFIG_SYS_I2C_BUSES    {       {0, {I2C_NULL_HOP} }, \
 101                                        {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
 102                                        {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
 103                                        {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
 104                                        {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
 105                                        {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
 106                                }
 107
 108#ifndef __ASSEMBLY__
 109#include <asm/arch/gpio.h>
 110#include <linux/delay.h>
 111#include <linux/stringify.h>
 112extern void __set_direction(unsigned pin, int high);
 113void set_sda(int state);
 114void set_scl(int state);
 115int get_sda(void);
 116int get_scl(void);
 117#define KM_KIRKWOOD_SDA_PIN     8
 118#define KM_KIRKWOOD_SCL_PIN     9
 119#define KM_KIRKWOOD_SOFT_I2C_GPIOS      0x0300
 120#define KM_KIRKWOOD_ENV_WP      38
 121
 122#define I2C_ACTIVE      __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
 123#define I2C_TRISTATE    __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
 124#define I2C_READ        (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
 125#define I2C_SDA(bit)    kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
 126#define I2C_SCL(bit)    kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
 127#endif
 128
 129#define I2C_DELAY       udelay(1)
 130#define I2C_SOFT_DECLARATIONS
 131
 132#define CONFIG_SYS_I2C_SOFT_SLAVE       0x0
 133#define CONFIG_SYS_I2C_SOFT_SPEED       100000
 134
 135/* EEprom support 24C128, 24C256 valid for environment eeprom */
 136#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
 137#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       6 /* 64 Byte write page */
 138#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10
 139
 140#define CONFIG_SYS_I2C_EEPROM_ADDR      0x50
 141#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 142
 143/*
 144 *  Environment variables configurations
 145 */
 146#if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
 147#define CONFIG_ENV_TOTAL_SIZE           0x20000     /* no bracets! */
 148#else
 149#define CONFIG_SYS_DEF_EEPROM_ADDR      0x50
 150#define CONFIG_ENV_EEPROM_IS_ON_I2C
 151#define CONFIG_SYS_EEPROM_WREN
 152#define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
 153#endif
 154
 155#define KM_FLASH_GPIO_PIN       16
 156
 157#define CONFIG_KM_UPDATE_UBOOT                                          \
 158        "update="                                                       \
 159                "sf probe 0;sf erase 0 +${filesize};"                   \
 160                "sf write ${load_addr_r} 0 ${filesize};\0"
 161
 162#if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
 163#define CONFIG_KM_NEW_ENV                                               \
 164        "newenv=sf probe 0;"                                            \
 165                "sf erase " __stringify(CONFIG_ENV_OFFSET) " "          \
 166                __stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
 167#else
 168#define CONFIG_KM_NEW_ENV                                               \
 169        "newenv=setenv addr 0x100000 && "                               \
 170                "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; "  \
 171                "mw.b ${addr} 0 4 && "                                  \
 172                "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
 173                " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && "     \
 174                "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
 175                " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
 176#endif
 177
 178#ifndef CONFIG_KM_BOARD_EXTRA_ENV
 179#define CONFIG_KM_BOARD_EXTRA_ENV       ""
 180#endif
 181
 182/*
 183 * Default environment variables
 184 */
 185#define CONFIG_EXTRA_ENV_SETTINGS                                       \
 186        CONFIG_KM_BOARD_EXTRA_ENV                                       \
 187        CONFIG_KM_DEF_ENV                                               \
 188        CONFIG_KM_NEW_ENV                                               \
 189        "arch=arm\0"                                                    \
 190        ""
 191
 192/* additions for new relocation code, must be added to all boards */
 193#define CONFIG_SYS_SDRAM_BASE           0x00000000
 194
 195/* address for the bootcount (taken from end of RAM) */
 196#define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
 197
 198/* enable POST tests */
 199#define CONFIG_POST     (CONFIG_SYS_POST_MEM_REGIONS)
 200#define CONFIG_POST_SKIP_ENV_FLAGS
 201#define CONFIG_POST_EXTERNAL_WORD_FUNCS
 202
 203#endif /* _CONFIG_KM_ARM_H */
 204