1 /* 2 * am335x_evm.h 3 * 4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation version 2. 9 * 10 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 11 * kind, whether express or implied; without even the implied warranty 12 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 #ifndef __CONFIG_BALTOS_H 17 #define __CONFIG_BALTOS_H 18 19 #include <linux/sizes.h> 20 #include <configs/ti_am335x_common.h> 21 22 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 23 24 /* Clock Defines */ 25 #define V_OSCK 24000000 /* Clock output from T2 */ 26 #define V_SCLK (V_OSCK) 27 28 /* Custom script for NOR */ 29 #define CONFIG_SYS_LDSCRIPT "board/vscom/baltos/u-boot.lds" 30 31 /* Always 128 KiB env size */ 32 #define CONFIG_ENV_SIZE (128 << 10) 33 34 /* FIT support */ 35 #define CONFIG_SYS_BOOTM_LEN SZ_64M 36 37 /* UBI Support */ 38 #define CONFIG_MTD_PARTITIONS 39 #define CONFIG_MTD_DEVICE 40 41 /* I2C configuration */ 42 #undef CONFIG_SYS_OMAP24_I2C_SPEED 43 #define CONFIG_SYS_OMAP24_I2C_SPEED 1000 44 45 #ifdef CONFIG_NAND 46 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00080000 47 #ifdef CONFIG_SPL_OS_BOOT 48 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 49 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 50 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 51 #endif 52 #define NANDARGS \ 53 "mtdids=" MTDIDS_DEFAULT "\0" \ 54 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 55 "nandargs=setenv bootargs console=${console} " \ 56 "${optargs} " \ 57 "${mtdparts} " \ 58 "root=${nandroot} " \ 59 "rootfstype=${nandrootfstype}\0" \ 60 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 61 "nandrootfstype=ubifs rootwait=1\0" \ 62 "nandboot=echo Booting from nand ...; " \ 63 "run nandargs; " \ 64 "setenv loadaddr 0x84000000; " \ 65 "ubi part UBI; " \ 66 "ubifsmount ubi0:kernel; " \ 67 "ubifsload $loadaddr kernel-fit.itb;" \ 68 "ubifsumount; " \ 69 "bootm ${loadaddr}#conf${board_name}; " \ 70 "if test $? -ne 0; then echo Using default FIT config; " \ 71 "bootm ${loadaddr}; fi;\0" 72 #else 73 #define NANDARGS "" 74 #endif 75 76 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 77 78 #ifndef CONFIG_SPL_BUILD 79 #define CONFIG_EXTRA_ENV_SETTINGS \ 80 DEFAULT_LINUX_BOOT_ENV \ 81 "boot_fdt=try\0" \ 82 "bootpart=0:2\0" \ 83 "bootdir=/boot\0" \ 84 "bootfile=zImage\0" \ 85 "fdtfile=undefined\0" \ 86 "console=ttyO0,115200n8\0" \ 87 "partitions=" \ 88 "uuid_disk=${uuid_gpt_disk};" \ 89 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 90 "optargs=\0" \ 91 "mmcdev=0\0" \ 92 "mmcroot=/dev/mmcblk0p2 ro\0" \ 93 "usbroot=/dev/sda2 ro\0" \ 94 "mmcrootfstype=ext4 rootwait\0" \ 95 "usbrootfstype=ext4 rootwait\0" \ 96 "rootpath=/export/rootfs\0" \ 97 "nfsopts=nolock\0" \ 98 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 99 "::off\0" \ 100 "ramroot=/dev/ram0 rw\0" \ 101 "ramrootfstype=ext2\0" \ 102 "mmcargs=setenv bootargs console=${console} " \ 103 "${optargs} " \ 104 "${mtdparts} " \ 105 "root=${mmcroot} " \ 106 "rootfstype=${mmcrootfstype}\0" \ 107 "usbargs=setenv bootargs console=${console} " \ 108 "${optargs} " \ 109 "${mtdparts} " \ 110 "root=${usbroot} " \ 111 "rootfstype=${usbrootfstype}\0" \ 112 "spiroot=/dev/mtdblock4 rw\0" \ 113 "spirootfstype=jffs2\0" \ 114 "spisrcaddr=0xe0000\0" \ 115 "spiimgsize=0x362000\0" \ 116 "spibusno=0\0" \ 117 "spiargs=setenv bootargs console=${console} " \ 118 "${optargs} " \ 119 "root=${spiroot} " \ 120 "rootfstype=${spirootfstype}\0" \ 121 "netargs=setenv bootargs console=${console} " \ 122 "${optargs} " \ 123 "root=/dev/nfs " \ 124 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 125 "ip=dhcp\0" \ 126 "bootenv=uEnv.txt\0" \ 127 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 128 "usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \ 129 "importbootenv=echo Importing environment from mmc ...; " \ 130 "env import -t $loadaddr $filesize\0" \ 131 "usbimportbootenv=echo Importing environment from USB ...; " \ 132 "env import -t $loadaddr $filesize\0" \ 133 "ramargs=setenv bootargs console=${console} " \ 134 "${optargs} " \ 135 "root=${ramroot} " \ 136 "rootfstype=${ramrootfstype}\0" \ 137 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 138 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 139 "usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \ 140 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 141 "usbloados=run usbargs; " \ 142 "bootm ${loadaddr}#conf${board_name}; " \ 143 "if test $? -ne 0; then " \ 144 "echo Using default FIT configuration; " \ 145 "bootm ${loadaddr}; " \ 146 "fi;\0" \ 147 "mmcloados=run mmcargs; " \ 148 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 149 "if run loadfdt; then " \ 150 "bootz ${loadaddr} - ${fdtaddr}; " \ 151 "else " \ 152 "if test ${boot_fdt} = try; then " \ 153 "bootz; " \ 154 "else " \ 155 "echo WARN: Cannot load the DT; " \ 156 "fi; " \ 157 "fi; " \ 158 "else " \ 159 "bootz; " \ 160 "fi;\0" \ 161 "usbboot=usb reset; " \ 162 "if usb storage; then " \ 163 "echo USB drive found;" \ 164 "if run usbloadbootenv; then " \ 165 "echo Loaded environment from ${bootenv};" \ 166 "run usbimportbootenv;" \ 167 "fi;" \ 168 "if test -n $uenvcmd; then " \ 169 "echo Running uenvcmd ...;" \ 170 "run uenvcmd;" \ 171 "fi;" \ 172 "if run usbloadimage; then " \ 173 "run usbloados;" \ 174 "fi;" \ 175 "fi;\0" \ 176 "mmcboot=mmc dev ${mmcdev}; " \ 177 "if mmc rescan; then " \ 178 "echo SD/MMC found on device ${mmcdev};" \ 179 "if run loadbootenv; then " \ 180 "echo Loaded environment from ${bootenv};" \ 181 "run importbootenv;" \ 182 "fi;" \ 183 "if test -n $uenvcmd; then " \ 184 "echo Running uenvcmd ...;" \ 185 "run uenvcmd;" \ 186 "fi;" \ 187 "if run loadimage; then " \ 188 "run mmcloados;" \ 189 "fi;" \ 190 "fi;\0" \ 191 "spiboot=echo Booting from spi ...; " \ 192 "run spiargs; " \ 193 "sf probe ${spibusno}:0; " \ 194 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 195 "bootz ${loadaddr}\0" \ 196 "netboot=echo Booting from network ...; " \ 197 "setenv autoload no; " \ 198 "dhcp; " \ 199 "tftp ${loadaddr} ${bootfile}; " \ 200 "tftp ${fdtaddr} ${fdtfile}; " \ 201 "run netargs; " \ 202 "bootz ${loadaddr} - ${fdtaddr}\0" \ 203 "ramboot=echo Booting from ramdisk ...; " \ 204 "run ramargs; " \ 205 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 206 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 207 NANDARGS 208 /*DFUARGS*/ 209 #endif 210 211 #define CONFIG_BOOTCOMMAND \ 212 "run findfdt; " \ 213 "run usbboot;" \ 214 "run mmcboot;" \ 215 "setenv mmcdev 1; " \ 216 "setenv bootpart 1:2; " \ 217 "run mmcboot;" \ 218 "run nandboot;" 219 220 /* NS16550 Configuration */ 221 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 222 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 223 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 224 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 225 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 226 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 227 228 #define CONFIG_ENV_EEPROM_IS_ON_I2C 229 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 230 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 231 232 /* PMIC support */ 233 #define CONFIG_POWER_TPS65910 234 235 /* SPL */ 236 #ifndef CONFIG_NOR_BOOT 237 /* Bootcount using the RTC block */ 238 #define CONFIG_BOOTCOUNT_LIMIT 239 #define CONFIG_BOOTCOUNT_AM33XX 240 241 /* USB gadget RNDIS */ 242 243 /* General network SPL, both CPSW and USB gadget RNDIS */ 244 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"*/ 245 246 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 247 248 #ifdef CONFIG_NAND 249 #define CONFIG_NAND_OMAP_GPMC 250 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 251 #define CONFIG_NAND_OMAP_ELM 252 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 253 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 254 CONFIG_SYS_NAND_PAGE_SIZE) 255 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 256 #define CONFIG_SYS_NAND_OOBSIZE 64 257 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 258 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 259 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 260 10, 11, 12, 13, 14, 15, 16, 17, \ 261 18, 19, 20, 21, 22, 23, 24, 25, \ 262 26, 27, 28, 29, 30, 31, 32, 33, \ 263 34, 35, 36, 37, 38, 39, 40, 41, \ 264 42, 43, 44, 45, 46, 47, 48, 49, \ 265 50, 51, 52, 53, 54, 55, 56, 57, } 266 267 #define CONFIG_SYS_NAND_ECCSIZE 512 268 #define CONFIG_SYS_NAND_ECCBYTES 14 269 #define CONFIG_SYS_NAND_ONFI_DETECTION 270 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 271 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 272 #endif 273 #endif 274 275 /* 276 * USB configuration. We enable MUSB support, both for host and for 277 * gadget. We set USB0 as peripheral and USB1 as host, based on the 278 * board schematic and physical port wired to each. Then for host we 279 * add mass storage support and for gadget we add both RNDIS ethernet 280 * and DFU. 281 */ 282 #define CONFIG_USB_MUSB_DSPS 283 #define CONFIG_USB_MUSB_PIO_ONLY 284 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 285 #define CONFIG_AM335X_USB0 286 #define CONFIG_AM335X_USB0_MODE MUSB_HOST 287 #define CONFIG_AM335X_USB1 288 #define CONFIG_AM335X_USB1_MODE MUSB_OTG 289 290 #ifdef CONFIG_USB_MUSB_GADGET 291 #define CONFIG_USB_ETHER 292 #define CONFIG_USB_ETH_RNDIS 293 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 294 #endif /* CONFIG_USB_MUSB_GADGET */ 295 296 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 297 /* disable host part of MUSB in SPL */ 298 /* disable EFI partitions and partition UUID support */ 299 /* 300 * Disable CPSW SPL support so we fit within the 101KiB limit. 301 */ 302 #endif 303 304 /* Network. */ 305 #define CONFIG_PHY_GIGE 306 #define CONFIG_PHYLIB 307 #define CONFIG_PHY_ADDR 0 308 #define CONFIG_PHY_SMSC 309 #define CONFIG_MII 310 #define CONFIG_PHY_ATHEROS 311 312 /* NAND support */ 313 #ifdef CONFIG_NAND 314 #define GPMC_NAND_ECC_LP_x8_LAYOUT 1 315 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 316 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 317 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 318 "128k(SPL.backup1)," \ 319 "128k(SPL.backup2)," \ 320 "128k(SPL.backup3)," \ 321 "1920k(u-boot)," \ 322 "-(UBI)" 323 #endif 324 #endif 325 326 #endif /* ! __CONFIG_BALTOS_H */ 327