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