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 43 #ifdef CONFIG_NAND 44 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00080000 45 #ifdef CONFIG_SPL_OS_BOOT 46 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 47 #endif 48 #define NANDARGS \ 49 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 50 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 51 "nandargs=setenv bootargs console=${console} " \ 52 "${optargs} " \ 53 "${mtdparts} " \ 54 "root=${nandroot} " \ 55 "rootfstype=${nandrootfstype}\0" \ 56 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 57 "nandrootfstype=ubifs rootwait=1\0" \ 58 "nandboot=echo Booting from nand ...; " \ 59 "run nandargs; " \ 60 "setenv loadaddr 0x84000000; " \ 61 "ubi part UBI; " \ 62 "ubifsmount ubi0:kernel; " \ 63 "ubifsload $loadaddr kernel-fit.itb;" \ 64 "ubifsumount; " \ 65 "bootm ${loadaddr}#conf${board_name}; " \ 66 "if test $? -ne 0; then echo Using default FIT config; " \ 67 "bootm ${loadaddr}; fi;\0" 68 #else 69 #define NANDARGS "" 70 #endif 71 72 #ifndef CONFIG_SPL_BUILD 73 #define CONFIG_EXTRA_ENV_SETTINGS \ 74 DEFAULT_LINUX_BOOT_ENV \ 75 "boot_fdt=try\0" \ 76 "bootpart=0:2\0" \ 77 "bootdir=/boot\0" \ 78 "bootfile=zImage\0" \ 79 "fdtfile=undefined\0" \ 80 "console=ttyO0,115200n8\0" \ 81 "partitions=" \ 82 "uuid_disk=${uuid_gpt_disk};" \ 83 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 84 "optargs=\0" \ 85 "mmcdev=0\0" \ 86 "mmcroot=/dev/mmcblk0p2 ro\0" \ 87 "usbroot=/dev/sda2 ro\0" \ 88 "mmcrootfstype=ext4 rootwait\0" \ 89 "usbrootfstype=ext4 rootwait\0" \ 90 "rootpath=/export/rootfs\0" \ 91 "nfsopts=nolock\0" \ 92 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 93 "::off\0" \ 94 "ramroot=/dev/ram0 rw\0" \ 95 "ramrootfstype=ext2\0" \ 96 "mmcargs=setenv bootargs console=${console} " \ 97 "${optargs} " \ 98 "${mtdparts} " \ 99 "root=${mmcroot} " \ 100 "rootfstype=${mmcrootfstype}\0" \ 101 "usbargs=setenv bootargs console=${console} " \ 102 "${optargs} " \ 103 "${mtdparts} " \ 104 "root=${usbroot} " \ 105 "rootfstype=${usbrootfstype}\0" \ 106 "spiroot=/dev/mtdblock4 rw\0" \ 107 "spirootfstype=jffs2\0" \ 108 "spisrcaddr=0xe0000\0" \ 109 "spiimgsize=0x362000\0" \ 110 "spibusno=0\0" \ 111 "spiargs=setenv bootargs console=${console} " \ 112 "${optargs} " \ 113 "root=${spiroot} " \ 114 "rootfstype=${spirootfstype}\0" \ 115 "netargs=setenv bootargs console=${console} " \ 116 "${optargs} " \ 117 "root=/dev/nfs " \ 118 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 119 "ip=dhcp\0" \ 120 "bootenv=uEnv.txt\0" \ 121 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 122 "usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \ 123 "importbootenv=echo Importing environment from mmc ...; " \ 124 "env import -t $loadaddr $filesize\0" \ 125 "usbimportbootenv=echo Importing environment from USB ...; " \ 126 "env import -t $loadaddr $filesize\0" \ 127 "ramargs=setenv bootargs console=${console} " \ 128 "${optargs} " \ 129 "root=${ramroot} " \ 130 "rootfstype=${ramrootfstype}\0" \ 131 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 132 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 133 "usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \ 134 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 135 "usbloados=run usbargs; " \ 136 "bootm ${loadaddr}#conf${board_name}; " \ 137 "if test $? -ne 0; then " \ 138 "echo Using default FIT configuration; " \ 139 "bootm ${loadaddr}; " \ 140 "fi;\0" \ 141 "mmcloados=run mmcargs; " \ 142 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 143 "if run loadfdt; then " \ 144 "bootz ${loadaddr} - ${fdtaddr}; " \ 145 "else " \ 146 "if test ${boot_fdt} = try; then " \ 147 "bootz; " \ 148 "else " \ 149 "echo WARN: Cannot load the DT; " \ 150 "fi; " \ 151 "fi; " \ 152 "else " \ 153 "bootz; " \ 154 "fi;\0" \ 155 "usbboot=usb reset; " \ 156 "if usb storage; then " \ 157 "echo USB drive found;" \ 158 "if run usbloadbootenv; then " \ 159 "echo Loaded environment from ${bootenv};" \ 160 "run usbimportbootenv;" \ 161 "fi;" \ 162 "if test -n $uenvcmd; then " \ 163 "echo Running uenvcmd ...;" \ 164 "run uenvcmd;" \ 165 "fi;" \ 166 "if run usbloadimage; then " \ 167 "run usbloados;" \ 168 "fi;" \ 169 "fi;\0" \ 170 "mmcboot=mmc dev ${mmcdev}; " \ 171 "if mmc rescan; then " \ 172 "echo SD/MMC found on device ${mmcdev};" \ 173 "if run loadbootenv; then " \ 174 "echo Loaded environment from ${bootenv};" \ 175 "run importbootenv;" \ 176 "fi;" \ 177 "if test -n $uenvcmd; then " \ 178 "echo Running uenvcmd ...;" \ 179 "run uenvcmd;" \ 180 "fi;" \ 181 "if run loadimage; then " \ 182 "run mmcloados;" \ 183 "fi;" \ 184 "fi;\0" \ 185 "spiboot=echo Booting from spi ...; " \ 186 "run spiargs; " \ 187 "sf probe ${spibusno}:0; " \ 188 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 189 "bootz ${loadaddr}\0" \ 190 "netboot=echo Booting from network ...; " \ 191 "setenv autoload no; " \ 192 "dhcp; " \ 193 "tftp ${loadaddr} ${bootfile}; " \ 194 "tftp ${fdtaddr} ${fdtfile}; " \ 195 "run netargs; " \ 196 "bootz ${loadaddr} - ${fdtaddr}\0" \ 197 "ramboot=echo Booting from ramdisk ...; " \ 198 "run ramargs; " \ 199 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 200 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 201 NANDARGS 202 /*DFUARGS*/ 203 #endif 204 205 #define CONFIG_BOOTCOMMAND \ 206 "run findfdt; " \ 207 "run usbboot;" \ 208 "run mmcboot;" \ 209 "setenv mmcdev 1; " \ 210 "setenv bootpart 1:2; " \ 211 "run mmcboot;" \ 212 "run nandboot;" 213 214 /* NS16550 Configuration */ 215 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 216 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 217 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 218 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 219 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 220 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 221 222 #define CONFIG_ENV_EEPROM_IS_ON_I2C 223 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 224 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 225 226 /* PMIC support */ 227 #define CONFIG_POWER_TPS65910 228 229 /* SPL */ 230 #ifndef CONFIG_NOR_BOOT 231 232 #ifdef CONFIG_NAND 233 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 234 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 235 CONFIG_SYS_NAND_PAGE_SIZE) 236 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 237 #define CONFIG_SYS_NAND_OOBSIZE 64 238 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 239 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 240 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 241 10, 11, 12, 13, 14, 15, 16, 17, \ 242 18, 19, 20, 21, 22, 23, 24, 25, \ 243 26, 27, 28, 29, 30, 31, 32, 33, \ 244 34, 35, 36, 37, 38, 39, 40, 41, \ 245 42, 43, 44, 45, 46, 47, 48, 49, \ 246 50, 51, 52, 53, 54, 55, 56, 57, } 247 248 #define CONFIG_SYS_NAND_ECCSIZE 512 249 #define CONFIG_SYS_NAND_ECCBYTES 14 250 #define CONFIG_SYS_NAND_ONFI_DETECTION 251 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 252 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 253 #endif 254 #endif 255 256 /* 257 * USB configuration. We enable MUSB support, both for host and for 258 * gadget. We set USB0 as peripheral and USB1 as host, based on the 259 * board schematic and physical port wired to each. Then for host we 260 * add mass storage support and for gadget we add both RNDIS ethernet 261 * and DFU. 262 */ 263 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 264 #define CONFIG_AM335X_USB0 265 #define CONFIG_AM335X_USB0_MODE MUSB_HOST 266 #define CONFIG_AM335X_USB1 267 #define CONFIG_AM335X_USB1_MODE MUSB_OTG 268 269 /* Network. */ 270 #define CONFIG_PHY_SMSC 271 #define CONFIG_MII 272 #define CONFIG_PHY_ATHEROS 273 274 /* NAND support */ 275 #ifdef CONFIG_NAND 276 #define GPMC_NAND_ECC_LP_x8_LAYOUT 1 277 #endif 278 279 #endif /* ! __CONFIG_BALTOS_H */ 280