/*
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* bav335x.h
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*
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* Copyright (c) 2012-2014 Birdland Audio - http://birdland.com/oem
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* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __CONFIG_BAV335X_H
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#define __CONFIG_BAV335X_H
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#include <configs/ti_am335x_common.h>
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#ifndef CONFIG_SPL_BUILD
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# define CONFIG_TIMESTAMP
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#endif
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#define CONFIG_SYS_BOOTM_LEN (16 << 20)
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#define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM
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/* Clock Defines */
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#define V_OSCK 24000000 /* Clock output from T2 */
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#define V_SCLK (V_OSCK)
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/* Custom script for NOR */
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#define CONFIG_SYS_LDSCRIPT "board/birdland/bav335x/u-boot.lds"
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/* Always 128 KiB env size */
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#define CONFIG_ENV_SIZE (128 << 10)
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#ifdef CONFIG_NAND
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#define NANDARGS \
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"mtdids=" MTDIDS_DEFAULT "\0" \
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"mtdparts=" MTDPARTS_DEFAULT "\0" \
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"nandargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"root=${nandroot} " \
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"rootfstype=${nandrootfstype}\0" \
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"nandroot=ubi0:rootfs rw ubi.mtd=9,2048\0" \
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"nandrootfstype=ubifs rootwait=1\0" \
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"nandboot=echo Booting from nand ...; " \
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"run nandargs; " \
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"nand read ${fdtaddr} u-boot-spl-os; " \
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"nand read ${loadaddr} kernel; " \
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"bootz ${loadaddr} - ${fdtaddr}\0"
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#else
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#define NANDARGS ""
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#endif
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#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
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#ifndef CONFIG_SPL_BUILD
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#define CONFIG_EXTRA_ENV_SETTINGS \
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DEFAULT_LINUX_BOOT_ENV \
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"boot_fdt=try\0" \
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"bootpart=0:2\0" \
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"bootdir=\0" \
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"fdtdir=/dtbs\0" \
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"bootfile=zImage\0" \
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"fdtfile=undefined\0" \
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"console=ttyO0,115200n8\0" \
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"loadaddr=0x82000000\0" \
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"fdtaddr=0x88000000\0" \
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"rdaddr=0x88080000\0" \
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"initrd_high=0xffffffff\0" \
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"fdt_high=0xffffffff\0" \
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"partitions=" \
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"uuid_disk=${uuid_gpt_disk};" \
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"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
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"optargs=\0" \
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"cmdline=\0" \
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"mmcdev=0\0" \
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"mmcpart=1\0" \
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"mmcroot=/dev/mmcblk0p2 ro\0" \
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"mmcrootfstype=ext4 rootwait fixrtc\0" \
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"rootpath=/export/rootfs\0" \
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"nfsopts=nolock\0" \
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"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off\0" \
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"ramroot=/dev/ram0 rw\0" \
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"ramrootfstype=ext2\0" \
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"mmcargs=setenv bootargs console=${console} ${optargs} " \
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"root=${mmcroot} rootfstype=${mmcrootfstype} ${cmdline}\0" \
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"server_ip=192.168.1.100\0" \
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"gw_ip=192.168.1.1\0" \
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"netmask=255.255.255.0\0" \
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"hostname=\0" \
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"device=eth0\0" \
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"autoconf=off\0" \
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"root_dir=/home/userid/targetNFS\0" \
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"nfs_options=,vers=3\0" \
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"nfsrootfstype=ext4 rootwait fixrtc\0" \
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"nfsargs=setenv bootargs console=${console} ${optargs} " \
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"root=/dev/nfs rw rootfstype=${nfsrootfstype} " \
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"nfsroot=${nfsroot} ip=${ip} ${cmdline}\0" \
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"netargs=setenv bootargs console=${console} " \
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"${optargs} root=/dev/nfs " \
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"nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp\0" \
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"bootenv=uEnv.txt\0" \
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"script=boot.scr\0" \
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"scriptfile=${script}\0" \
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"loadbootscript=load mmc ${bootpart} ${loadaddr} ${scriptfile};\0" \
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"bootscript=echo Running bootscript from mmc${bootpart} ...; " \
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"source ${loadaddr}\0" \
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"loadbootenv=load mmc ${bootpart} ${loadaddr} ${bootenv}\0" \
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"importbootenv=echo Importing environment from mmc ...; " \
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"env import -t -r $loadaddr $filesize\0" \
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"ramargs=setenv bootargs console=${console} " \
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"${optargs} root=${ramroot} rootfstype=${ramrootfstype}\0" \
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"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
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"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
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"loadrd=load mmc ${bootpart} ${rdaddr} " \
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"${bootdir}/${rdfile}; setenv rdsize ${filesize}\0" \
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"loadfdt=echo loading ${fdtdir}/${fdtfile} ...; " \
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"load mmc ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \
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"mmcboot=mmc dev ${mmcdev}; " \
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"if mmc rescan; then " \
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"gpio set 54;" \
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"setenv bootpart ${mmcdev}:1; " \
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"if test -e mmc ${bootpart} /etc/fstab; then " \
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"setenv mmcpart 1;" \
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"fi; " \
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"echo Checking for: /uEnv.txt ...;" \
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"if test -e mmc ${bootpart} /uEnv.txt; then " \
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"if run loadbootenv; then " \
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"gpio set 55;" \
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"echo Loaded environment from ${bootenv};" \
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"run importbootenv;" \
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"fi;" \
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"echo Checking if uenvcmd is set ...;" \
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"if test -n ${uenvcmd}; then " \
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"gpio set 56; " \
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"echo Running uenvcmd ...;" \
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"run uenvcmd;" \
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"fi;" \
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"echo Checking if client_ip is set ...;" \
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"if test -n ${client_ip}; then " \
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"if test -n ${dtb}; then " \
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"setenv fdtfile ${dtb};" \
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"echo using ${fdtfile} ...;" \
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"fi;" \
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"gpio set 56; " \
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"if test -n ${uname_r}; then " \
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"echo Running nfsboot_uname_r ...;" \
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"run nfsboot_uname_r;" \
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"fi;" \
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"echo Running nfsboot ...;" \
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"run nfsboot;" \
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"fi;" \
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"fi; " \
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"echo Checking for: /${script} ...;" \
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"if test -e mmc ${bootpart} /${script}; then " \
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"gpio set 55;" \
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"setenv scriptfile ${script};" \
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"run loadbootscript;" \
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"echo Loaded script from ${scriptfile};" \
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"gpio set 56; " \
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"run bootscript;" \
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"fi; " \
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"echo Checking for: /boot/${script} ...;" \
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"if test -e mmc ${bootpart} /boot/${script}; then " \
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"gpio set 55;" \
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"setenv scriptfile /boot/${script};" \
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"run loadbootscript;" \
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"echo Loaded script from ${scriptfile};" \
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"gpio set 56; " \
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"run bootscript;" \
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"fi; " \
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"echo Checking for: /boot/uEnv.txt ...;" \
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"for i in 1 2 3 4 5 6 7 ; do " \
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"setenv mmcpart ${i};" \
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"setenv bootpart ${mmcdev}:${mmcpart};" \
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"if test -e mmc ${bootpart} /boot/uEnv.txt; then " \
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"gpio set 55;" \
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"load mmc ${bootpart} ${loadaddr} " \
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"/boot/uEnv.txt;" \
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"env import -t ${loadaddr} ${filesize};" \
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"echo Loaded environment from /boot/uEnv.txt;" \
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"if test -n ${dtb}; then " \
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"setenv fdtfile ${dtb};" \
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"echo Using: dtb=${fdtfile} ...;" \
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"fi;" \
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"echo Checking if uname_r is set in " \
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"/boot/uEnv.txt...;" \
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"if test -n ${uname_r}; then " \
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"gpio set 56; " \
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"echo Running uname_boot ...;" \
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"setenv mmcroot /dev/mmcblk${mmcdev}" \
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"p${mmcpart} ro;" \
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"run uname_boot;" \
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"fi;" \
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"fi;" \
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"done;" \
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"fi;\0" \
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"netboot=echo Booting from network ...; " \
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"setenv autoload no; " \
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"dhcp; " \
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"tftp ${loadaddr} ${bootfile}; " \
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"tftp ${fdtaddr} ${fdtfile}; " \
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"run netargs; " \
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"bootz ${loadaddr} - ${fdtaddr}\0" \
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"nfsboot=echo Booting from ${server_ip} ...; " \
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"setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \
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"setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \
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":${device}:${autoconf}; " \
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"setenv autoload no; " \
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"setenv serverip ${server_ip}; " \
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"setenv ipaddr ${client_ip}; " \
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"tftp ${loadaddr} ${bootfile}; " \
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"tftp ${fdtaddr} dtbs/${fdtfile}; " \
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"run nfsargs; " \
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"bootz ${loadaddr} - ${fdtaddr}\0" \
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"nfsboot_uname_r=echo Booting from ${server_ip} ...; " \
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"setenv nfsroot ${server_ip}:${root_dir}${nfs_options}; " \
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"setenv ip ${client_ip}:${server_ip}:${gw_ip}:${netmask}:${hostname}" \
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":${device}:${autoconf}; " \
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"setenv autoload no; " \
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"setenv serverip ${server_ip}; " \
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"setenv ipaddr ${client_ip}; " \
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"tftp ${loadaddr} vmlinuz-${uname_r}; " \
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"tftp ${fdtaddr} dtbs/${uname_r}/${fdtfile}; " \
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"run nfsargs; " \
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"bootz ${loadaddr} - ${fdtaddr}\0" \
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"ramboot=echo Booting from ramdisk ...; " \
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"run ramargs; " \
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"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
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"findfdt="\
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"if test $board_rev = B; then " \
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"setenv fdtfile birdland_bav335b.dtb; " \
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"setenv fdtbase am335x-boneblack; fi; " \
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"if test $board_rev = A; then " \
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"setenv fdtfile birdland_bav335a.dtb; " \
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"setenv fdtbase am335x-boneblack; fi; " \
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"if test $fdtfile = undefined; then " \
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"echo WARNING: Could not determine device tree to use; fi; \0" \
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"uname_boot="\
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"setenv bootdir /boot; " \
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"setenv bootfile vmlinuz-${uname_r}; " \
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"if test -e mmc ${bootpart} ${bootdir}/${bootfile}; then " \
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"echo loading ${bootdir}/${bootfile} ...; "\
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"run loadimage;" \
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"setenv fdtdir /boot/dtbs/${uname_r}; " \
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"if test -e mmc ${bootpart} ${fdtdir}/${fdtfile}; then " \
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"run loadfdt;" \
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"else " \
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"setenv fdtdir /lib/firmware/${uname_r}/device-tree; " \
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"if test -e mmc ${bootpart} ${fdtdir}/" \
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"${fdtfile}; then " \
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"run loadfdt;" \
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"else " \
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"setenv fdtdir /boot/dtb-${uname_r}; " \
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"if test -e mmc ${bootpart} ${fdtdir}" \
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"/${fdtfile}; then " \
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"run loadfdt;" \
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"else " \
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"setenv fdtdir /boot/dtbs; " \
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"if test -e mmc ${bootpart} ${fdtdir}" \
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"/${fdtfile}; then " \
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"run loadfdt;" \
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"else " \
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"echo; echo unable to find " \
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"[${fdtfile}] " \
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"did you name it correctly?" \
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"echo booting fallback " \
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"[/boot/dtbs/" \
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"${uname_r}" \
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"/${fdtbase}.dtb]...;" \
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"setenv fdtdir /boot/dtbs/" \
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"${uname_r}; " \
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"setenv fdtfile " \
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"${fdtbase}.dtb; " \
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"run loadfdt;" \
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"fi;" \
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"fi;" \
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"fi;" \
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"fi;" \
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"fi; " \
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"setenv rdfile initrd.img-${uname_r}; " \
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"if test -e mmc ${bootpart} ${bootdir}/${rdfile}; then " \
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"echo loading ${bootdir}/${rdfile} ...; "\
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"run loadrd;" \
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"if test -n ${uuid}; then " \
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"setenv mmcroot UUID=${uuid} ro;" \
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"fi;" \
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"run mmcargs;" \
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"echo debug: [${bootargs}] ... ;" \
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"echo debug: [bootz ${loadaddr} ${rdaddr}:${rdsize} " \
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"${fdtaddr}] ... ;" \
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"bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdtaddr}; " \
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"else " \
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"run mmcargs;" \
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"echo debug: [${bootargs}] ... ;" \
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"echo debug: [bootz ${loadaddr} - ${fdtaddr}] ... ;" \
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"bootz ${loadaddr} - ${fdtaddr}; " \
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"fi;" \
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"fi;\0" \
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NANDARGS \
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DFUARGS
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#endif
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#define CONFIG_BOOTCOMMAND \
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"gpio set 53; " \
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"i2c mw 0x24 1 0x3e; " \
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"run findfdt; " \
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"setenv mmcdev 0; " \
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"setenv bootpart 0:1; " \
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"run mmcboot;" \
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"gpio clear 56; " \
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"gpio clear 55; " \
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"gpio clear 54; " \
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"setenv mmcdev 1; " \
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"setenv bootpart 1:1; " \
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"run mmcboot;"
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/* NS16550 Configuration */
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#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
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#define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
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#define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
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#define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
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#define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
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#define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
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#define CONFIG_ENV_EEPROM_IS_ON_I2C
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#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
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/* PMIC support */
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#define CONFIG_POWER_TPS65217
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#define CONFIG_POWER_TPS65910
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/* SPL */
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#ifndef CONFIG_NOR_BOOT
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/* Bootcount using the RTC block */
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#define CONFIG_BOOTCOUNT_LIMIT
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#define CONFIG_BOOTCOUNT_AM33XX
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#define CONFIG_SYS_BOOTCOUNT_BE
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/* USB gadget RNDIS */
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#endif
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#ifdef CONFIG_NAND
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/* NAND: device related configs */
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#define CONFIG_SYS_NAND_5_ADDR_CYCLE
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#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
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CONFIG_SYS_NAND_PAGE_SIZE)
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#define CONFIG_SYS_NAND_PAGE_SIZE 2048
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
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/* NAND: driver related configs */
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
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#define CONFIG_SYS_NAND_ECCPOS { \
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2, 3, 4, 5, 6, 7, 8, 9, \
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10, 11, 12, 13, 14, 15, 16, 17, \
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18, 19, 20, 21, 22, 23, 24, 25, \
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26, 27, 28, 29, 30, 31, 32, 33, \
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34, 35, 36, 37, 38, 39, 40, 41, \
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42, 43, 44, 45, 46, 47, 48, 49, \
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50, 51, 52, 53, 54, 55, 56, 57, }
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#define CONFIG_SYS_NAND_ECCSIZE 512
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#define CONFIG_SYS_NAND_ECCBYTES 14
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#define CONFIG_SYS_NAND_ONFI_DETECTION
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#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
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#define MTDIDS_DEFAULT "nand0=nand.0"
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#define MTDPARTS_DEFAULT \
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"mtdparts=nand.0:" \
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"128k(NAND.SPL)," \
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"128k(NAND.SPL.backup1)," \
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"128k(NAND.SPL.backup2)," \
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"128k(NAND.SPL.backup3)," \
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"256k(NAND.u-boot-spl-os)," \
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"1m(NAND.u-boot)," \
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"128k(NAND.u-boot-env)," \
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"128k(NAND.u-boot-env.backup1)," \
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"8m(NAND.kernel)," \
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"-(NAND.rootfs)"
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000
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#define CONFIG_ENV_OFFSET 0x001c0000
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#define CONFIG_ENV_OFFSET_REDUND 0x001e0000
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#define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE
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/* NAND: SPL related configs */
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#ifdef CONFIG_SPL_OS_BOOT
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#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
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#endif
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#endif /* !CONFIG_NAND */
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/*
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* For NOR boot, we must set this to the start of where NOR is mapped
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* in memory.
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*/
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#ifdef CONFIG_NOR_BOOT
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#define CONFIG_SYS_TEXT_BASE 0x08000000
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#endif
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/*
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* USB configuration. We enable MUSB support, both for host and for
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* gadget. We set USB0 as peripheral and USB1 as host, based on the
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* board schematic and physical port wired to each. Then for host we
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* add mass storage support and for gadget we add both RNDIS ethernet
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* and DFU.
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*/
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#define CONFIG_USB_MUSB_DSPS
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#define CONFIG_USB_MUSB_PIO_ONLY
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#define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
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#define CONFIG_AM335X_USB0
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#define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
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#define CONFIG_AM335X_USB1
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#define CONFIG_AM335X_USB1_MODE MUSB_HOST
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#ifdef CONFIG_USB_MUSB_GADGET
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#define CONFIG_USB_FUNCTION_MASS_STORAGE
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#endif /* CONFIG_USB_MUSB_GADGET */
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#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
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/* disable host part of MUSB in SPL */
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/* disable EFI partitions and partition UUID support */
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#endif
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/* USB Device Firmware Update support */
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#ifndef CONFIG_SPL_BUILD
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#define DFU_ALT_INFO_MMC \
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"dfu_alt_info_mmc=" \
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"boot part 0 1;" \
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"rootfs part 0 2;" \
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"MLO fat 0 1;" \
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"MLO.raw raw 0x100 0x100;" \
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"u-boot.img.raw raw 0x300 0x400;" \
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"spl-os-args.raw raw 0x80 0x80;" \
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"spl-os-image.raw raw 0x900 0x2000;" \
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"spl-os-args fat 0 1;" \
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"spl-os-image fat 0 1;" \
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"u-boot.img fat 0 1;" \
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"uEnv.txt fat 0 1\0"
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#ifdef CONFIG_NAND
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#define DFU_ALT_INFO_NAND \
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"dfu_alt_info_nand=" \
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"SPL part 0 1;" \
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"SPL.backup1 part 0 2;" \
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"SPL.backup2 part 0 3;" \
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"SPL.backup3 part 0 4;" \
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"u-boot part 0 5;" \
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"u-boot-spl-os part 0 6;" \
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"kernel part 0 8;" \
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"rootfs part 0 9\0"
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#else
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#define DFU_ALT_INFO_NAND ""
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#endif
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#define DFU_ALT_INFO_RAM \
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"dfu_alt_info_ram=" \
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"kernel ram 0x80200000 0xD80000;" \
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"fdt ram 0x80F80000 0x80000;" \
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"ramdisk ram 0x81000000 0x4000000\0"
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#define DFUARGS \
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"dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
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DFU_ALT_INFO_MMC \
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DFU_ALT_INFO_RAM \
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DFU_ALT_INFO_NAND
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#endif
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/*
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* Default to using SPI for environment, etc.
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* 0x000000 - 0x020000 : SPL (128KiB)
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* 0x020000 - 0x0A0000 : U-Boot (512KiB)
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* 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
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* 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
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* 0x0E0000 - 0x442000 : Linux Kernel
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* 0x442000 - 0x800000 : Userland
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*/
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#if defined(CONFIG_SPI_BOOT)
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/* SPL related */
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#define CONFIG_SPL_SPI_LOAD
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#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
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|
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
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#define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
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#define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
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#define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */
|
#define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */
|
#define MTDIDS_DEFAULT "nor0=m25p80-flash.0"
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#define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \
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"512k(u-boot),128k(u-boot-env1)," \
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"128k(u-boot-env2),3464k(kernel)," \
|
"-(rootfs)"
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#elif defined(CONFIG_EMMC_BOOT)
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#define CONFIG_SYS_MMC_ENV_DEV 1
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#define CONFIG_SYS_MMC_ENV_PART 2
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#define CONFIG_ENV_OFFSET 0x0
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#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
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#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
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#endif
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/* SPI flash. */
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#define CONFIG_SF_DEFAULT_SPEED 24000000
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/* Network. */
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#define CONFIG_PHY_SMSC
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/*
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* NOR Size = 16 MiB
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* Number of Sectors/Blocks = 128
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* Sector Size = 128 KiB
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* Word length = 16 bits
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* Default layout:
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* 0x000000 - 0x07FFFF : U-Boot (512 KiB)
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* 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
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* 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
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* 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
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* 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
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*/
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#if defined(CONFIG_NOR)
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
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#define CONFIG_SYS_FLASH_PROTECTION
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_FLASH_CFI_MTD
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#define CONFIG_SYS_MAX_FLASH_SECT 128
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_FLASH_BASE (0x08000000)
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#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
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#define CONFIG_SYS_FLASH_SIZE 0x01000000
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
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/* Reduce SPL size by removing unlikey targets */
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#ifdef CONFIG_NOR_BOOT
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#define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
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#define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */
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#define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */
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#define MTDIDS_DEFAULT "nor0=physmap-flash.0"
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#define MTDPARTS_DEFAULT \
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"mtdparts=physmap-flash.0:" \
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"512k(u-boot)," \
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"128k(u-boot-env1)," \
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"128k(u-boot-env2)," \
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"4m(kernel),-(rootfs)"
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#endif
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#endif /* NOR support */
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#endif /* ! __CONFIG_AM335X_EVM_H */
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