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