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_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 49 #endif 50 #define NANDARGS \ 51 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 52 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 53 "nandargs=setenv bootargs console=${console} " \ 54 "${optargs} " \ 55 "${mtdparts} " \ 56 "root=${nandroot} " \ 57 "rootfstype=${nandrootfstype}\0" \ 58 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 59 "nandrootfstype=ubifs rootwait=1\0" \ 60 "nandboot=echo Booting from nand ...; " \ 61 "run nandargs; " \ 62 "setenv loadaddr 0x84000000; " \ 63 "ubi part UBI; " \ 64 "ubifsmount ubi0:kernel; " \ 65 "ubifsload $loadaddr kernel-fit.itb;" \ 66 "ubifsumount; " \ 67 "bootm ${loadaddr}#conf${board_name}; " \ 68 "if test $? -ne 0; then echo Using default FIT config; " \ 69 "bootm ${loadaddr}; fi;\0" 70 #else 71 #define NANDARGS "" 72 #endif 73 74 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 75 76 #ifndef CONFIG_SPL_BUILD 77 #define CONFIG_EXTRA_ENV_SETTINGS \ 78 DEFAULT_LINUX_BOOT_ENV \ 79 "boot_fdt=try\0" \ 80 "bootpart=0:2\0" \ 81 "bootdir=/boot\0" \ 82 "bootfile=zImage\0" \ 83 "fdtfile=undefined\0" \ 84 "console=ttyO0,115200n8\0" \ 85 "partitions=" \ 86 "uuid_disk=${uuid_gpt_disk};" \ 87 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 88 "optargs=\0" \ 89 "mmcdev=0\0" \ 90 "mmcroot=/dev/mmcblk0p2 ro\0" \ 91 "usbroot=/dev/sda2 ro\0" \ 92 "mmcrootfstype=ext4 rootwait\0" \ 93 "usbrootfstype=ext4 rootwait\0" \ 94 "rootpath=/export/rootfs\0" \ 95 "nfsopts=nolock\0" \ 96 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 97 "::off\0" \ 98 "ramroot=/dev/ram0 rw\0" \ 99 "ramrootfstype=ext2\0" \ 100 "mmcargs=setenv bootargs console=${console} " \ 101 "${optargs} " \ 102 "${mtdparts} " \ 103 "root=${mmcroot} " \ 104 "rootfstype=${mmcrootfstype}\0" \ 105 "usbargs=setenv bootargs console=${console} " \ 106 "${optargs} " \ 107 "${mtdparts} " \ 108 "root=${usbroot} " \ 109 "rootfstype=${usbrootfstype}\0" \ 110 "spiroot=/dev/mtdblock4 rw\0" \ 111 "spirootfstype=jffs2\0" \ 112 "spisrcaddr=0xe0000\0" \ 113 "spiimgsize=0x362000\0" \ 114 "spibusno=0\0" \ 115 "spiargs=setenv bootargs console=${console} " \ 116 "${optargs} " \ 117 "root=${spiroot} " \ 118 "rootfstype=${spirootfstype}\0" \ 119 "netargs=setenv bootargs console=${console} " \ 120 "${optargs} " \ 121 "root=/dev/nfs " \ 122 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 123 "ip=dhcp\0" \ 124 "bootenv=uEnv.txt\0" \ 125 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 126 "usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \ 127 "importbootenv=echo Importing environment from mmc ...; " \ 128 "env import -t $loadaddr $filesize\0" \ 129 "usbimportbootenv=echo Importing environment from USB ...; " \ 130 "env import -t $loadaddr $filesize\0" \ 131 "ramargs=setenv bootargs console=${console} " \ 132 "${optargs} " \ 133 "root=${ramroot} " \ 134 "rootfstype=${ramrootfstype}\0" \ 135 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 136 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 137 "usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \ 138 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 139 "usbloados=run usbargs; " \ 140 "bootm ${loadaddr}#conf${board_name}; " \ 141 "if test $? -ne 0; then " \ 142 "echo Using default FIT configuration; " \ 143 "bootm ${loadaddr}; " \ 144 "fi;\0" \ 145 "mmcloados=run mmcargs; " \ 146 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 147 "if run loadfdt; then " \ 148 "bootz ${loadaddr} - ${fdtaddr}; " \ 149 "else " \ 150 "if test ${boot_fdt} = try; then " \ 151 "bootz; " \ 152 "else " \ 153 "echo WARN: Cannot load the DT; " \ 154 "fi; " \ 155 "fi; " \ 156 "else " \ 157 "bootz; " \ 158 "fi;\0" \ 159 "usbboot=usb reset; " \ 160 "if usb storage; then " \ 161 "echo USB drive found;" \ 162 "if run usbloadbootenv; then " \ 163 "echo Loaded environment from ${bootenv};" \ 164 "run usbimportbootenv;" \ 165 "fi;" \ 166 "if test -n $uenvcmd; then " \ 167 "echo Running uenvcmd ...;" \ 168 "run uenvcmd;" \ 169 "fi;" \ 170 "if run usbloadimage; then " \ 171 "run usbloados;" \ 172 "fi;" \ 173 "fi;\0" \ 174 "mmcboot=mmc dev ${mmcdev}; " \ 175 "if mmc rescan; then " \ 176 "echo SD/MMC found on device ${mmcdev};" \ 177 "if run loadbootenv; then " \ 178 "echo Loaded environment from ${bootenv};" \ 179 "run importbootenv;" \ 180 "fi;" \ 181 "if test -n $uenvcmd; then " \ 182 "echo Running uenvcmd ...;" \ 183 "run uenvcmd;" \ 184 "fi;" \ 185 "if run loadimage; then " \ 186 "run mmcloados;" \ 187 "fi;" \ 188 "fi;\0" \ 189 "spiboot=echo Booting from spi ...; " \ 190 "run spiargs; " \ 191 "sf probe ${spibusno}:0; " \ 192 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 193 "bootz ${loadaddr}\0" \ 194 "netboot=echo Booting from network ...; " \ 195 "setenv autoload no; " \ 196 "dhcp; " \ 197 "tftp ${loadaddr} ${bootfile}; " \ 198 "tftp ${fdtaddr} ${fdtfile}; " \ 199 "run netargs; " \ 200 "bootz ${loadaddr} - ${fdtaddr}\0" \ 201 "ramboot=echo Booting from ramdisk ...; " \ 202 "run ramargs; " \ 203 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 204 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 205 NANDARGS 206 /*DFUARGS*/ 207 #endif 208 209 #define CONFIG_BOOTCOMMAND \ 210 "run findfdt; " \ 211 "run usbboot;" \ 212 "run mmcboot;" \ 213 "setenv mmcdev 1; " \ 214 "setenv bootpart 1:2; " \ 215 "run mmcboot;" \ 216 "run nandboot;" 217 218 /* NS16550 Configuration */ 219 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 220 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 221 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 222 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 223 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 224 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 225 226 #define CONFIG_ENV_EEPROM_IS_ON_I2C 227 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 228 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 229 230 /* PMIC support */ 231 #define CONFIG_POWER_TPS65910 232 233 /* SPL */ 234 #ifndef CONFIG_NOR_BOOT 235 /* Bootcount using the RTC block */ 236 #define CONFIG_BOOTCOUNT_LIMIT 237 #define CONFIG_BOOTCOUNT_AM33XX 238 239 /* USB gadget RNDIS */ 240 241 /* General network SPL, both CPSW and USB gadget RNDIS */ 242 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"*/ 243 244 #ifdef CONFIG_NAND 245 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 246 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 247 CONFIG_SYS_NAND_PAGE_SIZE) 248 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 249 #define CONFIG_SYS_NAND_OOBSIZE 64 250 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 251 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 252 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 253 10, 11, 12, 13, 14, 15, 16, 17, \ 254 18, 19, 20, 21, 22, 23, 24, 25, \ 255 26, 27, 28, 29, 30, 31, 32, 33, \ 256 34, 35, 36, 37, 38, 39, 40, 41, \ 257 42, 43, 44, 45, 46, 47, 48, 49, \ 258 50, 51, 52, 53, 54, 55, 56, 57, } 259 260 #define CONFIG_SYS_NAND_ECCSIZE 512 261 #define CONFIG_SYS_NAND_ECCBYTES 14 262 #define CONFIG_SYS_NAND_ONFI_DETECTION 263 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 264 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 265 #endif 266 #endif 267 268 /* 269 * USB configuration. We enable MUSB support, both for host and for 270 * gadget. We set USB0 as peripheral and USB1 as host, based on the 271 * board schematic and physical port wired to each. Then for host we 272 * add mass storage support and for gadget we add both RNDIS ethernet 273 * and DFU. 274 */ 275 #define CONFIG_USB_MUSB_DSPS 276 #define CONFIG_USB_MUSB_PIO_ONLY 277 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 278 #define CONFIG_AM335X_USB0 279 #define CONFIG_AM335X_USB0_MODE MUSB_HOST 280 #define CONFIG_AM335X_USB1 281 #define CONFIG_AM335X_USB1_MODE MUSB_OTG 282 283 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 284 /* disable host part of MUSB in SPL */ 285 /* disable EFI partitions and partition UUID support */ 286 /* 287 * Disable CPSW SPL support so we fit within the 101KiB limit. 288 */ 289 #endif 290 291 /* Network. */ 292 #define CONFIG_PHY_ADDR 0 293 #define CONFIG_PHY_SMSC 294 #define CONFIG_MII 295 #define CONFIG_PHY_ATHEROS 296 297 /* NAND support */ 298 #ifdef CONFIG_NAND 299 #define GPMC_NAND_ECC_LP_x8_LAYOUT 1 300 #endif 301 302 #endif /* ! __CONFIG_BALTOS_H */ 303