1 /* 2 * (C) Copyright 2011-2012 3 * Pali Rohár <pali.rohar@gmail.com> 4 * 5 * (C) Copyright 2010 6 * Alistair Buxton <a.j.buxton@gmail.com> 7 * 8 * Derived from Beagle Board code: 9 * (C) Copyright 2006-2008 10 * Texas Instruments. 11 * Richard Woodruff <r-woodruff2@ti.com> 12 * Syed Mohammed Khasim <x0khasim@ti.com> 13 * 14 * Configuration settings for the Nokia RX-51 aka N900. 15 * 16 * SPDX-License-Identifier: GPL-2.0+ 17 */ 18 19 #ifndef __CONFIG_H 20 #define __CONFIG_H 21 22 /* 23 * High Level Configuration Options 24 */ 25 #define CONFIG_SYS_L2CACHE_OFF /* pretend there is no L2 CACHE */ 26 27 #define CONFIG_MACH_TYPE MACH_TYPE_NOKIA_RX51 28 29 /* 30 * Nokia X-Loader loading secondary image to address 0x80400000 31 * NOLO loading boot image to random place, so it doesn't really 32 * matter what we set this to. We have to copy u-boot to this address 33 */ 34 35 #include <asm/arch/cpu.h> /* get chip and board defs */ 36 #include <asm/arch/omap.h> 37 #include <asm/arch/mem.h> 38 #include <linux/stringify.h> 39 40 /* Clock Defines */ 41 #define V_OSCK 26000000 /* Clock output from T2 */ 42 #define V_SCLK (V_OSCK >> 1) 43 44 #define CONFIG_MISC_INIT_R 45 #define CONFIG_SKIP_LOWLEVEL_INIT /* X-Loader set everything up */ 46 47 #define CONFIG_CMDLINE_TAG /* enable passing kernel command line string */ 48 #define CONFIG_INITRD_TAG /* enable passing initrd */ 49 #define CONFIG_REVISION_TAG /* enable passing revision tag*/ 50 #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */ 51 52 /* 53 * Size of malloc() pool 54 */ 55 #define CONFIG_ENV_SIZE (128 << 10) 56 #define CONFIG_UBI_SIZE (512 << 10) 57 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + CONFIG_UBI_SIZE + \ 58 (128 << 10)) 59 60 /* 61 * Hardware drivers 62 */ 63 64 /* 65 * NS16550 Configuration 66 */ 67 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 68 69 #define CONFIG_SYS_NS16550_SERIAL 70 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 71 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 72 73 /* 74 * select serial console configuration 75 */ 76 #define CONFIG_CONS_INDEX 3 77 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 78 #define CONFIG_SERIAL3 3 /* UART3 on RX-51 */ 79 80 /* allow to overwrite serial and ethaddr */ 81 #define CONFIG_ENV_OVERWRITE 82 #define CONFIG_SYS_BAUDRATE_TABLE { 4800, 9600, 19200, 38400, 57600, 115200 } 83 84 /* USB device configuration */ 85 #define CONFIG_USB_DEVICE 86 #define CONFIG_USBD_VENDORID 0x0421 87 #define CONFIG_USBD_PRODUCTID 0x01c8 88 #define CONFIG_USBD_MANUFACTURER "Nokia" 89 #define CONFIG_USBD_PRODUCT_NAME "N900" 90 91 /* commands to include */ 92 93 #define CONFIG_CMDLINE_EDITING /* add command line history */ 94 #define CONFIG_AUTO_COMPLETE /* add autocompletion support */ 95 96 #define CONFIG_SYS_I2C 97 98 /* 99 * TWL4030 100 */ 101 #define CONFIG_TWL4030_LED 102 #define CONFIG_TWL4030_KEYPAD 103 104 #define GPIO_SLIDE 71 105 106 /* 107 * Board ONENAND Info. 108 */ 109 110 #define PART1_NAME "bootloader" 111 #define PART1_SIZE 128 112 #define PART1_MULL 1024 113 #define PART1_SUFF "k" 114 #define PART1_OFFS 0x00000000 115 #define PART1_MASK 0x00000003 116 117 #define PART2_NAME "config" 118 #define PART2_SIZE 384 119 #define PART2_MULL 1024 120 #define PART2_SUFF "k" 121 #define PART2_OFFS 0x00020000 122 #define PART2_MASK 0x00000000 123 124 #define PART3_NAME "log" 125 #define PART3_SIZE 256 126 #define PART3_MULL 1024 127 #define PART3_SUFF "k" 128 #define PART3_OFFS 0x00080000 129 #define PART3_MASK 0x00000000 130 131 #define PART4_NAME "kernel" 132 #define PART4_SIZE 2 133 #define PART4_MULL 1024*1024 134 #define PART4_SUFF "m" 135 #define PART4_OFFS 0x000c0000 136 #define PART4_MASK 0x00000000 137 138 #define PART5_NAME "initfs" 139 #define PART5_SIZE 2 140 #define PART5_MULL 1024*1024 141 #define PART5_SUFF "m" 142 #define PART5_OFFS 0x002c0000 143 #define PART5_MASK 0x00000000 144 145 #define PART6_NAME "rootfs" 146 #define PART6_SIZE 257280 147 #define PART6_MULL 1024 148 #define PART6_SUFF "k" 149 #define PART6_OFFS 0x004c0000 150 #define PART6_MASK 0x00000000 151 152 #ifdef ONENAND_SUPPORT 153 154 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 155 #define CONFIG_MTD_DEVICE 156 #define CONFIG_MTD_PARTITIONS 157 158 #endif 159 160 /* Watchdog support */ 161 #define CONFIG_HW_WATCHDOG 162 163 /* 164 * Framebuffer 165 */ 166 /* Video console */ 167 #define CONFIG_VIDEO_LOGO 168 #define VIDEO_FB_16BPP_PIXEL_SWAP 169 #define VIDEO_FB_16BPP_WORD_SWAP 170 #define CONFIG_SPLASH_SCREEN 171 172 /* functions for cfb_console */ 173 #define VIDEO_KBD_INIT_FCT rx51_kp_init() 174 #define VIDEO_TSTC_FCT rx51_kp_tstc 175 #define VIDEO_GETC_FCT rx51_kp_getc 176 #ifndef __ASSEMBLY__ 177 struct stdio_dev; 178 int rx51_kp_init(void); 179 int rx51_kp_tstc(struct stdio_dev *sdev); 180 int rx51_kp_getc(struct stdio_dev *sdev); 181 #endif 182 183 /* Environment information */ 184 #ifdef CONFIG_MTDPARTS_DEFAULT 185 #define MTDPARTS "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" 186 #else 187 #define MTDPARTS 188 #endif 189 #define CONFIG_EXTRA_ENV_SETTINGS \ 190 MTDPARTS \ 191 "usbtty=cdc_acm\0" \ 192 "stdin=vga\0" \ 193 "stdout=vga\0" \ 194 "stderr=vga\0" \ 195 "setcon=setenv stdin ${con};" \ 196 "setenv stdout ${con};" \ 197 "setenv stderr ${con}\0" \ 198 "sercon=setenv con serial; run setcon\0" \ 199 "usbcon=setenv con usbtty; run setcon\0" \ 200 "vgacon=setenv con vga; run setcon\0" \ 201 "slide=gpio input " __stringify(GPIO_SLIDE) "\0" \ 202 "switchmmc=mmc dev ${mmcnum}\0" \ 203 "kernaddr=0x82008000\0" \ 204 "initrdaddr=0x84008000\0" \ 205 "scriptaddr=0x86008000\0" \ 206 "fileload=${mmctype}load mmc ${mmcnum}:${mmcpart} " \ 207 "${loadaddr} ${mmcfile}\0" \ 208 "kernload=setenv loadaddr ${kernaddr};" \ 209 "setenv mmcfile ${mmckernfile};" \ 210 "run fileload\0" \ 211 "initrdload=setenv loadaddr ${initrdaddr};" \ 212 "setenv mmcfile ${mmcinitrdfile};" \ 213 "run fileload\0" \ 214 "scriptload=setenv loadaddr ${scriptaddr};" \ 215 "setenv mmcfile ${mmcscriptfile};" \ 216 "run fileload\0" \ 217 "scriptboot=echo Running ${mmcscriptfile} from mmc " \ 218 "${mmcnum}:${mmcpart} ...; source ${scriptaddr}\0" \ 219 "kernboot=echo Booting ${mmckernfile} from mmc " \ 220 "${mmcnum}:${mmcpart} ...; bootm ${kernaddr}\0" \ 221 "kerninitrdboot=echo Booting ${mmckernfile} ${mmcinitrdfile} from mmc "\ 222 "${mmcnum}:${mmcpart} ...; bootm ${kernaddr} ${initrdaddr}\0" \ 223 "attachboot=echo Booting attached kernel image ...;" \ 224 "setenv setup_omap_atag 1;" \ 225 "bootm ${attkernaddr};" \ 226 "setenv setup_omap_atag\0" \ 227 "trymmcscriptboot=if run switchmmc; then " \ 228 "if run scriptload; then " \ 229 "run scriptboot;" \ 230 "fi;" \ 231 "fi\0" \ 232 "trymmckernboot=if run switchmmc; then " \ 233 "if run kernload; then " \ 234 "run kernboot;" \ 235 "fi;" \ 236 "fi\0" \ 237 "trymmckerninitrdboot=if run switchmmc; then " \ 238 "if run initrdload; then " \ 239 "if run kernload; then " \ 240 "run kerninitrdboot;" \ 241 "fi;" \ 242 "fi; " \ 243 "fi\0" \ 244 "trymmcpartboot=setenv mmcscriptfile boot.scr; run trymmcscriptboot;" \ 245 "setenv mmckernfile uImage; run trymmckernboot\0" \ 246 "trymmcallpartboot=setenv mmcpart 1; run trymmcpartboot;" \ 247 "setenv mmcpart 2; run trymmcpartboot;" \ 248 "setenv mmcpart 3; run trymmcpartboot;" \ 249 "setenv mmcpart 4; run trymmcpartboot\0" \ 250 "trymmcboot=if run switchmmc; then " \ 251 "setenv mmctype fat;" \ 252 "run trymmcallpartboot;" \ 253 "setenv mmctype ext2;" \ 254 "run trymmcallpartboot;" \ 255 "setenv mmctype ext4;" \ 256 "run trymmcallpartboot;" \ 257 "fi\0" \ 258 "emmcboot=setenv mmcnum 1; run trymmcboot\0" \ 259 "sdboot=setenv mmcnum 0; run trymmcboot\0" \ 260 "menucmd=bootmenu\0" \ 261 "bootmenu_0=Attached kernel=run attachboot\0" \ 262 "bootmenu_1=Internal eMMC=run emmcboot\0" \ 263 "bootmenu_2=External SD card=run sdboot\0" \ 264 "bootmenu_3=U-Boot boot order=boot\0" \ 265 "bootmenu_delay=30\0" \ 266 "" 267 268 #define CONFIG_PREBOOT \ 269 "setenv mmcnum 1; setenv mmcpart 1;" \ 270 "setenv mmcscriptfile bootmenu.scr;" \ 271 "if run switchmmc; then " \ 272 "setenv mmcdone true;" \ 273 "setenv mmctype fat;" \ 274 "if run scriptload; then true; else " \ 275 "setenv mmctype ext2;" \ 276 "if run scriptload; then true; else " \ 277 "setenv mmctype ext4;" \ 278 "if run scriptload; then true; else " \ 279 "setenv mmcdone false;" \ 280 "fi;" \ 281 "fi;" \ 282 "fi;" \ 283 "if ${mmcdone}; then " \ 284 "run scriptboot;" \ 285 "fi;" \ 286 "fi;" \ 287 "if run slide; then true; else " \ 288 "setenv bootmenu_delay 0;" \ 289 "setenv bootdelay 0;" \ 290 "fi" 291 292 #define CONFIG_POSTBOOTMENU \ 293 "echo;" \ 294 "echo Extra commands:;" \ 295 "echo run sercon - Use serial port for control.;" \ 296 "echo run usbcon - Use usbtty for control.;" \ 297 "echo run vgacon - Use framebuffer/keyboard.;" \ 298 "echo run sdboot - Boot from SD card slot.;" \ 299 "echo run emmcboot - Boot internal eMMC memory.;" \ 300 "echo run attachboot - Boot attached kernel image.;" \ 301 "echo" 302 303 #define CONFIG_BOOTCOMMAND \ 304 "run sdboot;" \ 305 "run emmcboot;" \ 306 "run attachboot;" \ 307 "echo" 308 309 #define CONFIG_MENU_SHOW 310 311 /* 312 * Miscellaneous configurable options 313 */ 314 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 315 316 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 317 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + 0x01F00000)/*31MB*/ 318 319 /* default load address */ 320 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) 321 322 /* 323 * OMAP3 has 12 GP timers, they can be driven by the system clock 324 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 325 * This rate is divided by a local divisor. 326 */ 327 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) 328 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 329 330 /* 331 * Physical Memory Map 332 */ 333 #define CONFIG_NR_DRAM_BANKS 2 334 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 335 336 /* 337 * FLASH and environment organization 338 */ 339 340 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 341 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 342 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 343 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 344 CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 345 346 /* 347 * Attached kernel image 348 */ 349 350 #define SDRAM_SIZE 0x10000000 /* 256 MB */ 351 #define SDRAM_END (CONFIG_SYS_SDRAM_BASE + SDRAM_SIZE) 352 353 #define IMAGE_MAXSIZE 0x1FF800 /* 2 MB - 2 kB */ 354 #define KERNEL_OFFSET 0x40000 /* 256 kB */ 355 #define KERNEL_MAXSIZE (IMAGE_MAXSIZE-KERNEL_OFFSET) 356 #define KERNEL_ADDRESS (SDRAM_END-KERNEL_MAXSIZE) 357 358 /* Reserve protected RAM for attached kernel */ 359 #define CONFIG_PRAM ((KERNEL_MAXSIZE >> 10)+1) 360 361 #endif /* __CONFIG_H */ 362