1/* 2 * am335x_evm.h 3 * 4 * Copyright (C) 2011 Texas Instruments Incorporated - https://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/* Clock Defines */ 23#define V_OSCK 24000000 /* Clock output from T2 */ 24#define V_SCLK (V_OSCK) 25 26/* FIT support */ 27 28#ifdef CONFIG_MTD_RAW_NAND 29 30#define NANDARGS \ 31 "nandargs=setenv bootargs console=${console} " \ 32 "${optargs} " \ 33 "${mtdparts} " \ 34 "root=${nandroot} " \ 35 "rootfstype=${nandrootfstype}\0" \ 36 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 37 "nandrootfstype=ubifs rootwait\0" \ 38 "nandboot=echo Booting from nand ...; " \ 39 "run nandargs; " \ 40 "setenv loadaddr 0x84000000; " \ 41 "ubi part UBI; " \ 42 "ubifsmount ubi0:kernel; " \ 43 "ubifsload $loadaddr kernel-fit.itb;" \ 44 "ubifsumount; " \ 45 "bootm ${loadaddr}#conf${board_name}; " \ 46 "if test $? -ne 0; then echo Using default FIT config; " \ 47 "bootm ${loadaddr}; fi;\0" 48#else 49#define NANDARGS "" 50#endif 51 52#define CFG_EXTRA_ENV_SETTINGS \ 53 DEFAULT_LINUX_BOOT_ENV \ 54 "boot_fdt=try\0" \ 55 "bootpart=0:2\0" \ 56 "bootdir=/boot\0" \ 57 "bootfile=zImage\0" \ 58 "fdtfile=undefined\0" \ 59 "console=ttyO0,115200n8\0" \ 60 "partitions=" \ 61 "uuid_disk=${uuid_gpt_disk};" \ 62 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 63 "optargs=\0" \ 64 "mmcdev=0\0" \ 65 "mmcroot=/dev/mmcblk0p2 ro\0" \ 66 "usbroot=/dev/sda2 ro\0" \ 67 "mmcrootfstype=ext4 rootwait\0" \ 68 "usbrootfstype=ext4 rootwait\0" \ 69 "rootpath=/export/rootfs\0" \ 70 "nfsopts=nolock\0" \ 71 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 72 "::off\0" \ 73 "ramroot=/dev/ram0 rw\0" \ 74 "ramrootfstype=ext2\0" \ 75 "mmcargs=setenv bootargs console=${console} " \ 76 "${optargs} " \ 77 "${mtdparts} " \ 78 "root=${mmcroot} " \ 79 "rootfstype=${mmcrootfstype}\0" \ 80 "usbargs=setenv bootargs console=${console} " \ 81 "${optargs} " \ 82 "${mtdparts} " \ 83 "root=${usbroot} " \ 84 "rootfstype=${usbrootfstype}\0" \ 85 "spiroot=/dev/mtdblock4 rw\0" \ 86 "spirootfstype=jffs2\0" \ 87 "spisrcaddr=0xe0000\0" \ 88 "spiimgsize=0x362000\0" \ 89 "spibusno=0\0" \ 90 "spiargs=setenv bootargs console=${console} " \ 91 "${optargs} " \ 92 "root=${spiroot} " \ 93 "rootfstype=${spirootfstype}\0" \ 94 "netargs=setenv bootargs console=${console} " \ 95 "${optargs} " \ 96 "root=/dev/nfs " \ 97 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 98 "ip=dhcp\0" \ 99 "bootenv=uEnv.txt\0" \ 100 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 101 "usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \ 102 "importbootenv=echo Importing environment from mmc ...; " \ 103 "env import -t $loadaddr $filesize\0" \ 104 "usbimportbootenv=echo Importing environment from USB ...; " \ 105 "env import -t $loadaddr $filesize\0" \ 106 "ramargs=setenv bootargs console=${console} " \ 107 "${optargs} " \ 108 "root=${ramroot} " \ 109 "rootfstype=${ramrootfstype}\0" \ 110 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 111 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 112 "usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \ 113 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 114 "usbloados=run usbargs; " \ 115 "bootm ${loadaddr}#conf${board_name}; " \ 116 "if test $? -ne 0; then " \ 117 "echo Using default FIT configuration; " \ 118 "bootm ${loadaddr}; " \ 119 "fi;\0" \ 120 "mmcloados=run mmcargs; " \ 121 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 122 "if run loadfdt; then " \ 123 "bootz ${loadaddr} - ${fdtaddr}; " \ 124 "else " \ 125 "if test ${boot_fdt} = try; then " \ 126 "bootz; " \ 127 "else " \ 128 "echo WARN: Cannot load the DT; " \ 129 "fi; " \ 130 "fi; " \ 131 "else " \ 132 "bootz; " \ 133 "fi;\0" \ 134 "usbboot=usb reset; " \ 135 "if usb storage; then " \ 136 "echo USB drive found;" \ 137 "if run usbloadbootenv; then " \ 138 "echo Loaded environment from ${bootenv};" \ 139 "run usbimportbootenv;" \ 140 "fi;" \ 141 "if test -n $uenvcmd; then " \ 142 "echo Running uenvcmd ...;" \ 143 "run uenvcmd;" \ 144 "fi;" \ 145 "if run usbloadimage; then " \ 146 "run usbloados;" \ 147 "fi;" \ 148 "fi;\0" \ 149 "mmcboot=mmc dev ${mmcdev}; " \ 150 "if mmc rescan; then " \ 151 "echo SD/MMC found on device ${mmcdev};" \ 152 "if run loadbootenv; then " \ 153 "echo Loaded environment from ${bootenv};" \ 154 "run importbootenv;" \ 155 "fi;" \ 156 "if test -n $uenvcmd; then " \ 157 "echo Running uenvcmd ...;" \ 158 "run uenvcmd;" \ 159 "fi;" \ 160 "if run loadimage; then " \ 161 "run mmcloados;" \ 162 "fi;" \ 163 "fi;\0" \ 164 "spiboot=echo Booting from spi ...; " \ 165 "run spiargs; " \ 166 "sf probe ${spibusno}:0; " \ 167 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 168 "bootz ${loadaddr}\0" \ 169 "netboot=echo Booting from network ...; " \ 170 "setenv autoload no; " \ 171 "dhcp; " \ 172 "tftp ${loadaddr} ${bootfile}; " \ 173 "tftp ${fdtaddr} ${fdtfile}; " \ 174 "run netargs; " \ 175 "bootz ${loadaddr} - ${fdtaddr}\0" \ 176 "ramboot=echo Booting from ramdisk ...; " \ 177 "run ramargs; " \ 178 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 179 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 180 NANDARGS 181 /*DFUARGS*/ 182 183/* NS16550 Configuration */ 184#define CFG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 185#define CFG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 186#define CFG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 187#define CFG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 188#define CFG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 189#define CFG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 190 191/* SPL */ 192#ifndef CONFIG_NOR_BOOT 193 194#ifdef CONFIG_MTD_RAW_NAND 195#define CFG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 196 10, 11, 12, 13, 14, 15, 16, 17, \ 197 18, 19, 20, 21, 22, 23, 24, 25, \ 198 26, 27, 28, 29, 30, 31, 32, 33, \ 199 34, 35, 36, 37, 38, 39, 40, 41, \ 200 42, 43, 44, 45, 46, 47, 48, 49, \ 201 50, 51, 52, 53, 54, 55, 56, 57, } 202 203#define CFG_SYS_NAND_ECCSIZE 512 204#define CFG_SYS_NAND_ECCBYTES 14 205#define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE 206#endif 207#endif 208 209/* NAND support */ 210#ifdef CONFIG_MTD_RAW_NAND 211#define GPMC_NAND_ECC_LP_x8_LAYOUT 1 212#endif 213 214#endif /* ! __CONFIG_BALTOS_H */ 215