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 #define CONFIG_SF_DEFAULT_SPEED 8100000 37 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 38 39 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 40 #define CONFIG_ENV_SPI_BUS 0 41 #define CONFIG_ENV_SPI_CS 0 42 #define CONFIG_ENV_SPI_MAX_HZ 8100000 43 #define CONFIG_ENV_SPI_MODE SPI_MODE_3 44 #endif 45 46 /* Reserve 4 MB for malloc */ 47 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 48 49 #include "asm/arch/config.h" 50 51 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* 4M */ 52 #define CONFIG_SYS_MEMTEST_END 0x007fffff /*(_8M -1) */ 53 #define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */ 54 55 /* pseudo-non volatile RAM [hex] */ 56 #define CONFIG_KM_PNVRAM 0x80000 57 /* physical RAM MTD size [hex] */ 58 #define CONFIG_KM_PHRAM 0x17F000 59 60 #define CONFIG_KM_CRAMFS_ADDR 0x2400000 61 #define CONFIG_KM_KERNEL_ADDR 0x2000000 /* 3098KBytes */ 62 #define CONFIG_KM_FDT_ADDR 0x23E0000 /* 128KBytes */ 63 64 /* architecture specific default bootargs */ 65 #define CONFIG_KM_DEF_BOOT_ARGS_CPU \ 66 "bootcountaddr=${bootcountaddr} ${mtdparts}" \ 67 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}" 68 69 #define CONFIG_KM_DEF_ENV_CPU \ 70 "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \ 71 CONFIG_KM_UPDATE_UBOOT \ 72 "set_fdthigh=setenv fdt_high ${kernelmem}\0" \ 73 "checkfdt=" \ 74 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \ 75 "then true; else setenv cramfsloadfdt true; " \ 76 "setenv boot bootm ${load_addr_r}; " \ 77 "echo No FDT found, booting with the kernel " \ 78 "appended one; fi\0" \ 79 "" 80 81 #define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */ 82 83 /* 84 * NS16550 Configuration 85 */ 86 #define CONFIG_SYS_NS16550_SERIAL 87 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 88 #define CONFIG_SYS_NS16550_CLK CONFIG_SYS_TCLK 89 #define CONFIG_SYS_NS16550_COM1 KW_UART0_BASE 90 #define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE 91 92 /* 93 * Serial Port configuration 94 * The following definitions let you select what serial you want to use 95 * for your console driver. 96 */ 97 98 /* 99 * For booting Linux, the board info and command line data 100 * have to be in the first 8 MB of memory, since this is 101 * the maximum mapped by the Linux kernel during initialization. 102 */ 103 #define CONFIG_BOOTMAPSZ (8 << 20) /* Initial Memmap for Linux */ 104 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 105 #define CONFIG_INITRD_TAG /* enable INITRD tag */ 106 #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */ 107 108 /* 109 * NAND Flash configuration 110 */ 111 #define CONFIG_SYS_MAX_NAND_DEVICE 1 112 113 #define BOOTFLASH_START 0x0 114 115 /* Kirkwood has two serial IF */ 116 #if (CONFIG_CONS_INDEX == 2) 117 #define CONFIG_KM_CONSOLE_TTY "ttyS1" 118 #else 119 #define CONFIG_KM_CONSOLE_TTY "ttyS0" 120 #endif 121 122 /* 123 * Other required minimal configurations 124 */ 125 #define CONFIG_ARCH_CPU_INIT /* call arch_cpu_init() */ 126 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000 /* Rst Vector Adr */ 127 128 /* 129 * Ethernet Driver configuration 130 */ 131 #define CONFIG_NETCONSOLE /* include NetConsole support */ 132 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */ 133 #define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */ 134 #define CONFIG_PHY_BASE_ADR 0 135 #define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */ 136 #define CONFIG_KM_COMMON_ETH_INIT /* standard km ethernet_present for piggy */ 137 138 /* 139 * I2C related stuff 140 */ 141 #undef CONFIG_I2C_MVTWSI 142 #define CONFIG_SYS_I2C 143 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */ 144 #define CONFIG_SYS_I2C_INIT_BOARD 145 146 #define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */ 147 #define CONFIG_SYS_NUM_I2C_BUSES 6 148 #define CONFIG_SYS_I2C_MAX_HOPS 1 149 #define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \ 150 {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \ 151 {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \ 152 {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \ 153 {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \ 154 {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \ 155 } 156 157 #ifndef __ASSEMBLY__ 158 #include <asm/arch/gpio.h> 159 extern void __set_direction(unsigned pin, int high); 160 void set_sda(int state); 161 void set_scl(int state); 162 int get_sda(void); 163 int get_scl(void); 164 #define KM_KIRKWOOD_SDA_PIN 8 165 #define KM_KIRKWOOD_SCL_PIN 9 166 #define KM_KIRKWOOD_SOFT_I2C_GPIOS 0x0300 167 #define KM_KIRKWOOD_ENV_WP 38 168 169 #define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0) 170 #define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1) 171 #define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0) 172 #define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit) 173 #define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit) 174 #endif 175 176 #define I2C_DELAY udelay(1) 177 #define I2C_SOFT_DECLARATIONS 178 179 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x0 180 #define CONFIG_SYS_I2C_SOFT_SPEED 100000 181 182 /* EEprom support 24C128, 24C256 valid for environment eeprom */ 183 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE 184 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */ 185 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 186 187 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 188 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 189 190 /* 191 * Environment variables configurations 192 */ 193 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 194 #define CONFIG_ENV_OFFSET 0xc0000 /* no bracets! */ 195 #define CONFIG_ENV_SIZE 0x02000 /* Size of Environment */ 196 #define CONFIG_ENV_SECT_SIZE 0x10000 197 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \ 198 CONFIG_ENV_SECT_SIZE) 199 #define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */ 200 #else 201 #define CONFIG_SYS_DEF_EEPROM_ADDR 0x50 202 #define CONFIG_ENV_EEPROM_IS_ON_I2C 203 #define CONFIG_SYS_EEPROM_WREN 204 #define CONFIG_ENV_OFFSET 0x0 /* no bracets! */ 205 #define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET) 206 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */ 207 #define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */ 208 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) 209 #endif 210 211 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 212 213 214 /* SPI bus claim MPP configuration */ 215 #define CONFIG_SYS_KW_SPI_MPP 0x0 216 217 #define FLASH_GPIO_PIN 0x00010000 218 #define KM_FLASH_GPIO_PIN 16 219 220 #define CONFIG_KM_UPDATE_UBOOT \ 221 "update=" \ 222 "sf probe 0;sf erase 0 +${filesize};" \ 223 "sf write ${load_addr_r} 0 ${filesize};\0" 224 225 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 226 #define CONFIG_KM_NEW_ENV \ 227 "newenv=sf probe 0;" \ 228 "sf erase " __stringify(CONFIG_ENV_OFFSET) " " \ 229 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0" 230 #else 231 #define CONFIG_KM_NEW_ENV \ 232 "newenv=setenv addr 0x100000 && " \ 233 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \ 234 "mw.b ${addr} 0 4 && " \ 235 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \ 236 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \ 237 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \ 238 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0" 239 #endif 240 241 #ifndef CONFIG_KM_BOARD_EXTRA_ENV 242 #define CONFIG_KM_BOARD_EXTRA_ENV "" 243 #endif 244 245 /* 246 * Default environment variables 247 */ 248 #define CONFIG_EXTRA_ENV_SETTINGS \ 249 CONFIG_KM_BOARD_EXTRA_ENV \ 250 CONFIG_KM_DEF_ENV \ 251 CONFIG_KM_NEW_ENV \ 252 "arch=arm\0" \ 253 "" 254 255 #if !defined(CONFIG_MTD_NOR_FLASH) 256 #undef CONFIG_JFFS2_CMDLINE 257 #endif 258 259 /* additions for new relocation code, must be added to all boards */ 260 #define CONFIG_SYS_SDRAM_BASE 0x00000000 261 /* Do early setups now in board_init_f() */ 262 263 /* 264 * resereved pram area at the end of memroy [hex] 265 * 8Mbytes for switch + 4Kbytes for bootcount 266 */ 267 #define CONFIG_KM_RESERVED_PRAM 0x801000 268 /* address for the bootcount (taken from end of RAM) */ 269 #define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM) 270 271 /* enable POST tests */ 272 #define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS) 273 #define CONFIG_POST_SKIP_ENV_FLAGS 274 #define CONFIG_POST_EXTERNAL_WORD_FUNCS 275 276 /* we do the whole PCIe FPGA config stuff here */ 277 278 #endif /* _CONFIG_KM_ARM_H */ 279