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 #endif 39 40 /* Reserve 4 MB for malloc */ 41 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 42 43 #include "asm/arch/config.h" 44 45 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* 4M */ 46 #define CONFIG_SYS_MEMTEST_END 0x007fffff /*(_8M -1) */ 47 #define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */ 48 49 /* pseudo-non volatile RAM [hex] */ 50 #define CONFIG_KM_PNVRAM 0x80000 51 /* physical RAM MTD size [hex] */ 52 #define CONFIG_KM_PHRAM 0x17F000 53 54 #define CONFIG_KM_CRAMFS_ADDR 0x2400000 55 #define CONFIG_KM_KERNEL_ADDR 0x2000000 /* 3098KBytes */ 56 #define CONFIG_KM_FDT_ADDR 0x23E0000 /* 128KBytes */ 57 58 /* architecture specific default bootargs */ 59 #define CONFIG_KM_DEF_BOOT_ARGS_CPU \ 60 "bootcountaddr=${bootcountaddr} ${mtdparts}" \ 61 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}" 62 63 #define CONFIG_KM_DEF_ENV_CPU \ 64 "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \ 65 CONFIG_KM_UPDATE_UBOOT \ 66 "set_fdthigh=setenv fdt_high ${kernelmem}\0" \ 67 "checkfdt=" \ 68 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \ 69 "then true; else setenv cramfsloadfdt true; " \ 70 "setenv boot bootm ${load_addr_r}; " \ 71 "echo No FDT found, booting with the kernel " \ 72 "appended one; fi\0" \ 73 "" 74 75 #define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */ 76 77 /* 78 * NS16550 Configuration 79 */ 80 #define CONFIG_SYS_NS16550_SERIAL 81 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 82 #define CONFIG_SYS_NS16550_CLK CONFIG_SYS_TCLK 83 #define CONFIG_SYS_NS16550_COM1 KW_UART0_BASE 84 #define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE 85 86 /* 87 * Serial Port configuration 88 * The following definitions let you select what serial you want to use 89 * for your console driver. 90 */ 91 92 /* 93 * For booting Linux, the board info and command line data 94 * have to be in the first 8 MB of memory, since this is 95 * the maximum mapped by the Linux kernel during initialization. 96 */ 97 #define CONFIG_BOOTMAPSZ (8 << 20) /* Initial Memmap for Linux */ 98 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 99 #define CONFIG_INITRD_TAG /* enable INITRD tag */ 100 #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */ 101 102 /* 103 * NAND Flash configuration 104 */ 105 #define CONFIG_SYS_MAX_NAND_DEVICE 1 106 107 #define BOOTFLASH_START 0x0 108 109 /* Kirkwood has two serial IF */ 110 #if (CONFIG_CONS_INDEX == 2) 111 #define CONFIG_KM_CONSOLE_TTY "ttyS1" 112 #else 113 #define CONFIG_KM_CONSOLE_TTY "ttyS0" 114 #endif 115 116 /* 117 * Other required minimal configurations 118 */ 119 #define CONFIG_ARCH_CPU_INIT /* call arch_cpu_init() */ 120 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000 /* Rst Vector Adr */ 121 122 /* 123 * Ethernet Driver configuration 124 */ 125 #define CONFIG_NETCONSOLE /* include NetConsole support */ 126 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */ 127 #define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */ 128 #define CONFIG_PHY_BASE_ADR 0 129 #define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */ 130 #define CONFIG_KM_COMMON_ETH_INIT /* standard km ethernet_present for piggy */ 131 132 /* 133 * I2C related stuff 134 */ 135 #undef CONFIG_I2C_MVTWSI 136 #define CONFIG_SYS_I2C 137 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */ 138 #define CONFIG_SYS_I2C_INIT_BOARD 139 140 #define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */ 141 #define CONFIG_SYS_NUM_I2C_BUSES 6 142 #define CONFIG_SYS_I2C_MAX_HOPS 1 143 #define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \ 144 {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \ 145 {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \ 146 {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \ 147 {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \ 148 {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \ 149 } 150 151 #ifndef __ASSEMBLY__ 152 #include <asm/arch/gpio.h> 153 extern void __set_direction(unsigned pin, int high); 154 void set_sda(int state); 155 void set_scl(int state); 156 int get_sda(void); 157 int get_scl(void); 158 #define KM_KIRKWOOD_SDA_PIN 8 159 #define KM_KIRKWOOD_SCL_PIN 9 160 #define KM_KIRKWOOD_SOFT_I2C_GPIOS 0x0300 161 #define KM_KIRKWOOD_ENV_WP 38 162 163 #define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0) 164 #define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1) 165 #define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0) 166 #define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit) 167 #define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit) 168 #endif 169 170 #define I2C_DELAY udelay(1) 171 #define I2C_SOFT_DECLARATIONS 172 173 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x0 174 #define CONFIG_SYS_I2C_SOFT_SPEED 100000 175 176 /* EEprom support 24C128, 24C256 valid for environment eeprom */ 177 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE 178 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */ 179 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 180 181 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 182 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 183 184 /* 185 * Environment variables configurations 186 */ 187 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 188 #define CONFIG_ENV_OFFSET 0xc0000 /* no bracets! */ 189 #define CONFIG_ENV_SIZE 0x02000 /* Size of Environment */ 190 #define CONFIG_ENV_SECT_SIZE 0x10000 191 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \ 192 CONFIG_ENV_SECT_SIZE) 193 #define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */ 194 #else 195 #define CONFIG_SYS_DEF_EEPROM_ADDR 0x50 196 #define CONFIG_ENV_EEPROM_IS_ON_I2C 197 #define CONFIG_SYS_EEPROM_WREN 198 #define CONFIG_ENV_OFFSET 0x0 /* no bracets! */ 199 #define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET) 200 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */ 201 #define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */ 202 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) 203 #endif 204 205 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 206 207 208 /* SPI bus claim MPP configuration */ 209 #define CONFIG_SYS_KW_SPI_MPP 0x0 210 211 #define FLASH_GPIO_PIN 0x00010000 212 #define KM_FLASH_GPIO_PIN 16 213 214 #define CONFIG_KM_UPDATE_UBOOT \ 215 "update=" \ 216 "sf probe 0;sf erase 0 +${filesize};" \ 217 "sf write ${load_addr_r} 0 ${filesize};\0" 218 219 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 220 #define CONFIG_KM_NEW_ENV \ 221 "newenv=sf probe 0;" \ 222 "sf erase " __stringify(CONFIG_ENV_OFFSET) " " \ 223 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0" 224 #else 225 #define CONFIG_KM_NEW_ENV \ 226 "newenv=setenv addr 0x100000 && " \ 227 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \ 228 "mw.b ${addr} 0 4 && " \ 229 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \ 230 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \ 231 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \ 232 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0" 233 #endif 234 235 #ifndef CONFIG_KM_BOARD_EXTRA_ENV 236 #define CONFIG_KM_BOARD_EXTRA_ENV "" 237 #endif 238 239 /* 240 * Default environment variables 241 */ 242 #define CONFIG_EXTRA_ENV_SETTINGS \ 243 CONFIG_KM_BOARD_EXTRA_ENV \ 244 CONFIG_KM_DEF_ENV \ 245 CONFIG_KM_NEW_ENV \ 246 "arch=arm\0" \ 247 "" 248 249 #if !defined(CONFIG_MTD_NOR_FLASH) 250 #undef CONFIG_JFFS2_CMDLINE 251 #endif 252 253 /* additions for new relocation code, must be added to all boards */ 254 #define CONFIG_SYS_SDRAM_BASE 0x00000000 255 /* Do early setups now in board_init_f() */ 256 257 /* 258 * resereved pram area at the end of memroy [hex] 259 * 8Mbytes for switch + 4Kbytes for bootcount 260 */ 261 #define CONFIG_KM_RESERVED_PRAM 0x801000 262 /* address for the bootcount (taken from end of RAM) */ 263 #define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM) 264 265 /* enable POST tests */ 266 #define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS) 267 #define CONFIG_POST_SKIP_ENV_FLAGS 268 #define CONFIG_POST_EXTERNAL_WORD_FUNCS 269 270 /* we do the whole PCIe FPGA config stuff here */ 271 272 #endif /* _CONFIG_KM_ARM_H */ 273