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_UBI_SIZE (512 << 10) 54 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + CONFIG_UBI_SIZE + \ 55 (128 << 10)) 56 57 /* 58 * Hardware drivers 59 */ 60 61 /* 62 * NS16550 Configuration 63 */ 64 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 65 66 #define CONFIG_SYS_NS16550_SERIAL 67 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 68 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 69 70 /* 71 * select serial console configuration 72 */ 73 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 74 75 /* allow to overwrite serial and ethaddr */ 76 #define CONFIG_ENV_OVERWRITE 77 #define CONFIG_SYS_BAUDRATE_TABLE { 4800, 9600, 19200, 38400, 57600, 115200 } 78 79 /* USB device configuration */ 80 #define CONFIG_USB_DEVICE 81 #define CONFIG_USBD_VENDORID 0x0421 82 #define CONFIG_USBD_PRODUCTID 0x01c8 83 #define CONFIG_USBD_MANUFACTURER "Nokia" 84 #define CONFIG_USBD_PRODUCT_NAME "N900" 85 86 /* commands to include */ 87 88 #define CONFIG_SYS_I2C 89 90 /* 91 * TWL4030 92 */ 93 94 #define GPIO_SLIDE 71 95 96 /* 97 * Board ONENAND Info. 98 */ 99 100 #define PART1_NAME "bootloader" 101 #define PART1_SIZE 128 102 #define PART1_MULL 1024 103 #define PART1_SUFF "k" 104 #define PART1_OFFS 0x00000000 105 #define PART1_MASK 0x00000003 106 107 #define PART2_NAME "config" 108 #define PART2_SIZE 384 109 #define PART2_MULL 1024 110 #define PART2_SUFF "k" 111 #define PART2_OFFS 0x00020000 112 #define PART2_MASK 0x00000000 113 114 #define PART3_NAME "log" 115 #define PART3_SIZE 256 116 #define PART3_MULL 1024 117 #define PART3_SUFF "k" 118 #define PART3_OFFS 0x00080000 119 #define PART3_MASK 0x00000000 120 121 #define PART4_NAME "kernel" 122 #define PART4_SIZE 2 123 #define PART4_MULL 1024*1024 124 #define PART4_SUFF "m" 125 #define PART4_OFFS 0x000c0000 126 #define PART4_MASK 0x00000000 127 128 #define PART5_NAME "initfs" 129 #define PART5_SIZE 2 130 #define PART5_MULL 1024*1024 131 #define PART5_SUFF "m" 132 #define PART5_OFFS 0x002c0000 133 #define PART5_MASK 0x00000000 134 135 #define PART6_NAME "rootfs" 136 #define PART6_SIZE 257280 137 #define PART6_MULL 1024 138 #define PART6_SUFF "k" 139 #define PART6_OFFS 0x004c0000 140 #define PART6_MASK 0x00000000 141 142 #ifdef ONENAND_SUPPORT 143 144 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 145 146 #endif 147 148 /* Watchdog support */ 149 #define CONFIG_HW_WATCHDOG 150 151 /* 152 * Framebuffer 153 */ 154 /* Video console */ 155 #define CONFIG_VIDEO_LOGO 156 #define VIDEO_FB_16BPP_PIXEL_SWAP 157 #define VIDEO_FB_16BPP_WORD_SWAP 158 #define CONFIG_SPLASH_SCREEN 159 160 /* functions for cfb_console */ 161 #define VIDEO_KBD_INIT_FCT rx51_kp_init() 162 #define VIDEO_TSTC_FCT rx51_kp_tstc 163 #define VIDEO_GETC_FCT rx51_kp_getc 164 #ifndef __ASSEMBLY__ 165 struct stdio_dev; 166 int rx51_kp_init(void); 167 int rx51_kp_tstc(struct stdio_dev *sdev); 168 int rx51_kp_getc(struct stdio_dev *sdev); 169 #endif 170 171 /* Environment information */ 172 #ifdef CONFIG_MTDPARTS_DEFAULT 173 #define MTDPARTS "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" 174 #else 175 #define MTDPARTS 176 #endif 177 #define CONFIG_EXTRA_ENV_SETTINGS \ 178 MTDPARTS \ 179 "usbtty=cdc_acm\0" \ 180 "stdin=vga\0" \ 181 "stdout=vga\0" \ 182 "stderr=vga\0" \ 183 "setcon=setenv stdin ${con};" \ 184 "setenv stdout ${con};" \ 185 "setenv stderr ${con}\0" \ 186 "sercon=setenv con serial; run setcon\0" \ 187 "usbcon=setenv con usbtty; run setcon\0" \ 188 "vgacon=setenv con vga; run setcon\0" \ 189 "slide=gpio input " __stringify(GPIO_SLIDE) "\0" \ 190 "switchmmc=mmc dev ${mmcnum}\0" \ 191 "kernaddr=0x82008000\0" \ 192 "initrdaddr=0x84008000\0" \ 193 "scriptaddr=0x86008000\0" \ 194 "fileload=${mmctype}load mmc ${mmcnum}:${mmcpart} " \ 195 "${loadaddr} ${mmcfile}\0" \ 196 "kernload=setenv loadaddr ${kernaddr};" \ 197 "setenv mmcfile ${mmckernfile};" \ 198 "run fileload\0" \ 199 "initrdload=setenv loadaddr ${initrdaddr};" \ 200 "setenv mmcfile ${mmcinitrdfile};" \ 201 "run fileload\0" \ 202 "scriptload=setenv loadaddr ${scriptaddr};" \ 203 "setenv mmcfile ${mmcscriptfile};" \ 204 "run fileload\0" \ 205 "scriptboot=echo Running ${mmcscriptfile} from mmc " \ 206 "${mmcnum}:${mmcpart} ...; source ${scriptaddr}\0" \ 207 "kernboot=echo Booting ${mmckernfile} from mmc " \ 208 "${mmcnum}:${mmcpart} ...; bootm ${kernaddr}\0" \ 209 "kerninitrdboot=echo Booting ${mmckernfile} ${mmcinitrdfile} from mmc "\ 210 "${mmcnum}:${mmcpart} ...; bootm ${kernaddr} ${initrdaddr}\0" \ 211 "attachboot=echo Booting attached kernel image ...;" \ 212 "setenv setup_omap_atag 1;" \ 213 "bootm ${attkernaddr};" \ 214 "setenv setup_omap_atag\0" \ 215 "trymmcscriptboot=if run switchmmc; then " \ 216 "if run scriptload; then " \ 217 "run scriptboot;" \ 218 "fi;" \ 219 "fi\0" \ 220 "trymmckernboot=if run switchmmc; then " \ 221 "if run kernload; then " \ 222 "run kernboot;" \ 223 "fi;" \ 224 "fi\0" \ 225 "trymmckerninitrdboot=if run switchmmc; then " \ 226 "if run initrdload; then " \ 227 "if run kernload; then " \ 228 "run kerninitrdboot;" \ 229 "fi;" \ 230 "fi; " \ 231 "fi\0" \ 232 "trymmcpartboot=setenv mmcscriptfile boot.scr; run trymmcscriptboot;" \ 233 "setenv mmckernfile uImage; run trymmckernboot\0" \ 234 "trymmcallpartboot=setenv mmcpart 1; run trymmcpartboot;" \ 235 "setenv mmcpart 2; run trymmcpartboot;" \ 236 "setenv mmcpart 3; run trymmcpartboot;" \ 237 "setenv mmcpart 4; run trymmcpartboot\0" \ 238 "trymmcboot=if run switchmmc; then " \ 239 "setenv mmctype fat;" \ 240 "run trymmcallpartboot;" \ 241 "setenv mmctype ext2;" \ 242 "run trymmcallpartboot;" \ 243 "setenv mmctype ext4;" \ 244 "run trymmcallpartboot;" \ 245 "fi\0" \ 246 "emmcboot=setenv mmcnum 1; run trymmcboot\0" \ 247 "sdboot=setenv mmcnum 0; run trymmcboot\0" \ 248 "menucmd=bootmenu\0" \ 249 "bootmenu_0=Attached kernel=run attachboot\0" \ 250 "bootmenu_1=Internal eMMC=run emmcboot\0" \ 251 "bootmenu_2=External SD card=run sdboot\0" \ 252 "bootmenu_3=U-Boot boot order=boot\0" \ 253 "bootmenu_delay=30\0" \ 254 "" 255 256 #define CONFIG_POSTBOOTMENU \ 257 "echo;" \ 258 "echo Extra commands:;" \ 259 "echo run sercon - Use serial port for control.;" \ 260 "echo run usbcon - Use usbtty for control.;" \ 261 "echo run vgacon - Use framebuffer/keyboard.;" \ 262 "echo run sdboot - Boot from SD card slot.;" \ 263 "echo run emmcboot - Boot internal eMMC memory.;" \ 264 "echo run attachboot - Boot attached kernel image.;" \ 265 "echo" 266 267 #define CONFIG_BOOTCOMMAND \ 268 "run sdboot;" \ 269 "run emmcboot;" \ 270 "run attachboot;" \ 271 "echo" 272 273 /* 274 * Miscellaneous configurable options 275 */ 276 277 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 278 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + 0x01F00000)/*31MB*/ 279 280 /* default load address */ 281 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) 282 283 /* 284 * OMAP3 has 12 GP timers, they can be driven by the system clock 285 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 286 * This rate is divided by a local divisor. 287 */ 288 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) 289 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 290 291 /* 292 * Physical Memory Map 293 */ 294 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 295 296 /* 297 * FLASH and environment organization 298 */ 299 300 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 301 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 302 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 303 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 304 CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 305 306 /* 307 * Attached kernel image 308 */ 309 310 #define SDRAM_SIZE 0x10000000 /* 256 MB */ 311 #define SDRAM_END (CONFIG_SYS_SDRAM_BASE + SDRAM_SIZE) 312 313 #define IMAGE_MAXSIZE 0x1FF800 /* 2 MB - 2 kB */ 314 #define KERNEL_OFFSET 0x40000 /* 256 kB */ 315 #define KERNEL_MAXSIZE (IMAGE_MAXSIZE-KERNEL_OFFSET) 316 #define KERNEL_ADDRESS (SDRAM_END-KERNEL_MAXSIZE) 317 318 /* Reserve protected RAM for attached kernel */ 319 #define CONFIG_PRAM ((KERNEL_MAXSIZE >> 10)+1) 320 321 #endif /* __CONFIG_H */ 322