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_MARVELL 26 #define CONFIG_FEROCEON_88FR131 /* CPU Core subversion */ 27 #define CONFIG_KW88F6281 /* SOC Name */ 28 29 #define CONFIG_MACH_TYPE MACH_TYPE_KM_KIRKWOOD 30 31 #define CONFIG_NAND_ECC_BCH 32 33 /* include common defines/options for all Keymile boards */ 34 #include "keymile-common.h" 35 36 /* SPI NOR Flash default params, used by sf commands */ 37 #define CONFIG_SF_DEFAULT_SPEED 8100000 38 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 39 40 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 41 #define CONFIG_ENV_SPI_BUS 0 42 #define CONFIG_ENV_SPI_CS 0 43 #define CONFIG_ENV_SPI_MAX_HZ 8100000 44 #define CONFIG_ENV_SPI_MODE SPI_MODE_3 45 #endif 46 47 /* Reserve 4 MB for malloc */ 48 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) 49 50 #include "asm/arch/config.h" 51 52 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* 4M */ 53 #define CONFIG_SYS_MEMTEST_END 0x007fffff /*(_8M -1) */ 54 #define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */ 55 56 /* pseudo-non volatile RAM [hex] */ 57 #define CONFIG_KM_PNVRAM 0x80000 58 /* physical RAM MTD size [hex] */ 59 #define CONFIG_KM_PHRAM 0x17F000 60 61 #define CONFIG_KM_CRAMFS_ADDR 0x2400000 62 #define CONFIG_KM_KERNEL_ADDR 0x2000000 /* 3098KBytes */ 63 #define CONFIG_KM_FDT_ADDR 0x23E0000 /* 128KBytes */ 64 65 /* architecture specific default bootargs */ 66 #define CONFIG_KM_DEF_BOOT_ARGS_CPU \ 67 "bootcountaddr=${bootcountaddr} ${mtdparts}" \ 68 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}" 69 70 #define CONFIG_KM_DEF_ENV_CPU \ 71 "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \ 72 CONFIG_KM_UPDATE_UBOOT \ 73 "set_fdthigh=setenv fdt_high ${kernelmem}\0" \ 74 "checkfdt=" \ 75 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \ 76 "then true; else setenv cramfsloadfdt true; " \ 77 "setenv boot bootm ${load_addr_r}; " \ 78 "echo No FDT found, booting with the kernel " \ 79 "appended one; fi\0" \ 80 "" 81 82 #define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */ 83 84 /* 85 * NS16550 Configuration 86 */ 87 #define CONFIG_SYS_NS16550_SERIAL 88 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 89 #define CONFIG_SYS_NS16550_CLK CONFIG_SYS_TCLK 90 #define CONFIG_SYS_NS16550_COM1 KW_UART0_BASE 91 #define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE 92 93 /* 94 * Serial Port configuration 95 * The following definitions let you select what serial you want to use 96 * for your console driver. 97 */ 98 99 /* 100 * For booting Linux, the board info and command line data 101 * have to be in the first 8 MB of memory, since this is 102 * the maximum mapped by the Linux kernel during initialization. 103 */ 104 #define CONFIG_BOOTMAPSZ (8 << 20) /* Initial Memmap for Linux */ 105 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 106 #define CONFIG_INITRD_TAG /* enable INITRD tag */ 107 #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */ 108 109 /* 110 * NAND Flash configuration 111 */ 112 #define CONFIG_SYS_MAX_NAND_DEVICE 1 113 114 #define BOOTFLASH_START 0x0 115 116 /* Kirkwood has two serial IF */ 117 #if (CONFIG_CONS_INDEX == 2) 118 #define CONFIG_KM_CONSOLE_TTY "ttyS1" 119 #else 120 #define CONFIG_KM_CONSOLE_TTY "ttyS0" 121 #endif 122 123 /* 124 * Other required minimal configurations 125 */ 126 #define CONFIG_ARCH_CPU_INIT /* call arch_cpu_init() */ 127 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000 /* Rst Vector Adr */ 128 129 /* 130 * Ethernet Driver configuration 131 */ 132 #define CONFIG_NETCONSOLE /* include NetConsole support */ 133 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */ 134 #define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */ 135 #define CONFIG_PHY_BASE_ADR 0 136 #define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */ 137 #define CONFIG_KM_COMMON_ETH_INIT /* standard km ethernet_present for piggy */ 138 139 /* 140 * I2C related stuff 141 */ 142 #undef CONFIG_I2C_MVTWSI 143 #define CONFIG_SYS_I2C 144 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */ 145 #define CONFIG_SYS_I2C_INIT_BOARD 146 147 #define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */ 148 #define CONFIG_SYS_NUM_I2C_BUSES 6 149 #define CONFIG_SYS_I2C_MAX_HOPS 1 150 #define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \ 151 {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \ 152 {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \ 153 {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \ 154 {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \ 155 {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \ 156 } 157 158 #ifndef __ASSEMBLY__ 159 #include <asm/arch/gpio.h> 160 extern void __set_direction(unsigned pin, int high); 161 void set_sda(int state); 162 void set_scl(int state); 163 int get_sda(void); 164 int get_scl(void); 165 #define KM_KIRKWOOD_SDA_PIN 8 166 #define KM_KIRKWOOD_SCL_PIN 9 167 #define KM_KIRKWOOD_SOFT_I2C_GPIOS 0x0300 168 #define KM_KIRKWOOD_ENV_WP 38 169 170 #define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0) 171 #define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1) 172 #define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0) 173 #define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit) 174 #define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit) 175 #endif 176 177 #define I2C_DELAY udelay(1) 178 #define I2C_SOFT_DECLARATIONS 179 180 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x0 181 #define CONFIG_SYS_I2C_SOFT_SPEED 100000 182 183 /* EEprom support 24C128, 24C256 valid for environment eeprom */ 184 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE 185 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */ 186 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 187 188 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 189 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 190 191 /* 192 * Environment variables configurations 193 */ 194 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 195 #define CONFIG_ENV_OFFSET 0xc0000 /* no bracets! */ 196 #define CONFIG_ENV_SIZE 0x02000 /* Size of Environment */ 197 #define CONFIG_ENV_SECT_SIZE 0x10000 198 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \ 199 CONFIG_ENV_SECT_SIZE) 200 #define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */ 201 #else 202 #define CONFIG_SYS_DEF_EEPROM_ADDR 0x50 203 #define CONFIG_ENV_EEPROM_IS_ON_I2C 204 #define CONFIG_SYS_EEPROM_WREN 205 #define CONFIG_ENV_OFFSET 0x0 /* no bracets! */ 206 #define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET) 207 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */ 208 #define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */ 209 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) 210 #endif 211 212 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 213 214 215 /* SPI bus claim MPP configuration */ 216 #define CONFIG_SYS_KW_SPI_MPP 0x0 217 218 #define FLASH_GPIO_PIN 0x00010000 219 #define KM_FLASH_GPIO_PIN 16 220 221 #define CONFIG_KM_UPDATE_UBOOT \ 222 "update=" \ 223 "sf probe 0;sf erase 0 +${filesize};" \ 224 "sf write ${load_addr_r} 0 ${filesize};\0" 225 226 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR 227 #define CONFIG_KM_NEW_ENV \ 228 "newenv=sf probe 0;" \ 229 "sf erase " __stringify(CONFIG_ENV_OFFSET) " " \ 230 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0" 231 #else 232 #define CONFIG_KM_NEW_ENV \ 233 "newenv=setenv addr 0x100000 && " \ 234 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \ 235 "mw.b ${addr} 0 4 && " \ 236 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \ 237 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \ 238 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \ 239 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0" 240 #endif 241 242 #ifndef CONFIG_KM_BOARD_EXTRA_ENV 243 #define CONFIG_KM_BOARD_EXTRA_ENV "" 244 #endif 245 246 /* 247 * Default environment variables 248 */ 249 #define CONFIG_EXTRA_ENV_SETTINGS \ 250 CONFIG_KM_BOARD_EXTRA_ENV \ 251 CONFIG_KM_DEF_ENV \ 252 CONFIG_KM_NEW_ENV \ 253 "arch=arm\0" \ 254 "" 255 256 #if !defined(CONFIG_MTD_NOR_FLASH) 257 #undef CONFIG_JFFS2_CMDLINE 258 #endif 259 260 /* additions for new relocation code, must be added to all boards */ 261 #define CONFIG_SYS_SDRAM_BASE 0x00000000 262 /* Do early setups now in board_init_f() */ 263 264 /* 265 * resereved pram area at the end of memroy [hex] 266 * 8Mbytes for switch + 4Kbytes for bootcount 267 */ 268 #define CONFIG_KM_RESERVED_PRAM 0x801000 269 /* address for the bootcount (taken from end of RAM) */ 270 #define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM) 271 272 /* enable POST tests */ 273 #define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS) 274 #define CONFIG_POST_SKIP_ENV_FLAGS 275 #define CONFIG_POST_EXTERNAL_WORD_FUNCS 276 277 /* we do the whole PCIe FPGA config stuff here */ 278 279 #endif /* _CONFIG_KM_ARM_H */ 280