运行环境：tiny210V2 android4.0
故障现象：tiny210V2 接lcd输出时，Camera打开和关闭没有任何问题，当插上HDMI输出后，Camera打开立即退出；
第一次启动接LCD打开和关闭Camera串口输出：（能正常第二次打开Camera）
[ 313.851803] ov9650 0-0030: ov9652 Product ID 96:52 Manufacturer ID 7f:a2
[ 313.851880] ov9650 0-0030: ov9650 has been probed
/ # [ 314.164066] ov9650_s_ctrl: d902fc08 ... ID=08000070 value=0
[ 314.164160] ov9650: power ON
[ 314.164191] ov9650 0-0030: ov9650_init: camera initialization start
[ 314.164431] ov9650 0-0030: Failed reading register 0x12!
[ 314.164480] ov9650 0-0030: Failed reading back register 0x12!
[ 314.201533] ov9650_s_ctrl: d902fc08 ... ID=08000040 value=1
[ 314.430383] ov9650_s_ctrl: d902fc08 ... ID=08000077 value=0
[ 1898.730309] ov9650_s_ctrl: d902fc08 ... ID=0800005d value=0
[ 1898.847759] ov9650: power Off
第一次启动接HDMI打开和关闭Camera串口输出：（不能第二次打开Camera）
[ 313.851803] ov9650 0-0030: ov9652 Product ID 96:52 Manufacturer ID 7f:a2
[ 313.851880] ov9650 0-0030: ov9650 has been probed
/ # [ 314.164066] ov9650_s_ctrl: d902fc08 ... ID=08000070 value=0
[ 314.164160] ov9650: power ON
[ 314.164191] ov9650 0-0030: ov9650_init: camera initialization start
[ 314.164431] ov9650 0-0030: Failed reading register 0x12!
[ 314.164480] ov9650 0-0030: Failed reading back register 0x12!
[ 314.201533] ov9650_s_ctrl: d902fc08 ... ID=08000040 value=1
[ 314.430383] ov9650_s_ctrl: d902fc08 ... ID=08000077 value=0
[ 1898.730309] ov9650_s_ctrl: d902fc08 ... ID=0800005d value=0
