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使用AM3358的HDMI接口接戴尔17寸显示器，显示器的最大分辨率为1280*1024，但是我在接开发板之前将显示器的分辨率调整为1280*720
烧写的镜像文件是光盘中image文件下下的文件，U-BOOT使用的是720P的镜像，但是开机之后显示的效果觉得不正确，不知道是什么原因。麻烦米尔的工程师帮忙解决下。
拍了照片，见附件
启动的参数如下：
U-Boot SPL 2011.09-svn18 (Dec 25 2014 - 14:20:57)
Texas Instruments Revision detection unimplemented
EFUSE_SMA: 0x00013C2F, max freq reg: 0X1C2F
Set MPU freq to 1000 MHz
Booting from NAND...
U-Boot 2011.09-svn18 (Dec 25 2014 - 14:56:51)
I2C: ready
DRAM: 512 MiB
WARNING: Caches not enabled
Did not find a recognized configuration, assuming General purpose EVM in Profile 0 with Daughter board
NAND: HW ECC Hamming Code selected
512 MiB
MMC: OMAP SD/MMC: 0
*** Warning - bad CRC, using default environment
Not found the LCD header IC
Net: cpsw
Hit any key to stop autoboot: 0
sysboot[4-0]: 0x14 ... nandboot.
Booting from nand ...
HW ECC BCH8 Selected
NAND read: device 0 offset 0x280000, size 0x500000
5242880 bytes read: OK
## Booting kernel from Legacy Image at 80007fc0 ...
Image Name: Linux-3.2.0
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 3568688 Bytes = 3.4 MiB
Load Address: 80008000
Entry Point: 80008000
Verifying Checksum ... OK
XIP Kernel Image ... OK
OK
Starting kernel ...
Uncompressing Linux... done, booting the kernel.
Linux version 3.2.0 (jakebo@dev-server-pc) (gcc version 4.7.3 20130226 (prerelease) (crosstool-NG linaro-1.13.1-4.7-2013.03-20130314
CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c53c7d
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
Machine: am335xevm
Memory policy: ECC disabled, Data cache writeback
[MYIR_DBG] idcode: 0X2B94402E, hawkeye: 0XB944, rev = 0X2
AM335X ES2.1 (sgx neon )
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 130048
Kernel command line: console=ttyO0,115200n8 board-am335xevm.display_mode=hdmi720p root=ubi0:rootfs rw ubi.mtd=7,2048 init=/init rooe
PID hash table entries: 2048 (order: 1, 8192 bytes)
Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
Memory: 512MB = 512MB total
Memory: 512444k/512444k available, 11844k reserved, 0K highmem
Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
vmalloc : 0xe0800000 - 0xff000000 ( 488 MB)
lowmem : 0xc0000000 - 0xe0000000 ( 512 MB)
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
.text : 0xc0008000 - 0xc064b000 (6412 kB)
.init : 0xc064b000 - 0xc068a000 ( 252 kB)
.data : 0xc068a000 - 0xc06f46b0 ( 426 kB)
.bss : 0xc06f46d4 - 0xc07220c4 ( 183 kB)
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