问题是这样的,我买了一块TinySDK2的开发板,参考此开发板,我画了一个删去部分不用接口的底板,LCD屏和屏底板以及核心板依然用开发板的,屏幕可以被点亮,但是不停得重新启动,用Debug口检测运行情况,发现提示是这样的:
UTC (1325419210)
[ 2.768769] FIMC0 registered successfully
[ 2.771642] FIMC1 registered successfully
[ 2.775591] FIMC2 registered successfully
[ 2.778362] S5PC1XX TVOUT Driver, (c) 2009 Samsung Electronics
[ 2.784603] s5p-tvout s5p-tvout: hpd status is cable removed
[ 2.796209] Freeing init memory: 1576K
[ 2.857581] VFS: could not find a valid V7 on mtdblock4.
[ 2.872730] yaffs: dev is 32505860 name is "mtdblock4" rw
[ 2.872777] yaffs: passed flags ""
TouchDevice: /dev/touchscreen
ts_config: No such device
[ 3.177421] Kernel panic - not syncing: Attempted to kill init!
[ 3.177506] [<c019d9c8>] (unwind_backtrace+0x0/0xf0) from [<c066bf70>] (panic
+0x70/0x1ac)
[ 3.177588] [<c066bf70>] (panic+0x70/0x1ac) from [<c01b9ff8>] (do_exit+0x5dc/
0x68c)
[ 3.177661] [<c01b9ff8>] (do_exit+0x5dc/0x68c) from [<c01ba304>] (do_group_ex
it+0x3c/0xbc)
[ 3.185090] [<c01ba304>] (do_group_exit+0x3c/0xbc) from [<c01ba394>] (sys_exi
t_group+0x10/0x18)
[ 3.193772] [<c01ba394>] (sys_exit_group+0x10/0x18) from [<c0198040>] (ret_fa
st_syscall+0x0/0x30)
[ 3.202592] Rebooting in 5 seconds..
之后提示就是不断的重复,我测了电压纹波也与开发板的纹波范围相当,底板连线我一根根检查过(包括原理图),与开发板无异,我真的不知道问题在哪里了