主控是hi3559+mx25u25635f的spi flash，在menuconfig内核配置中按照如下步骤打开spi四线使能功能 配置路径： Device Drivers ---> <*> Memory Technology Device (MTD) support ---> <*> SPI-NOR device support ---> 取消勾选以下选项： [ ] Hisilicon close SPI device Quad SPI mode for some 8PIN chip 生成uImage后，烧录到板端，串口提示文件系统异常。串口消息如下： Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,7) CPU: 0 PID: 1 Comm: swapper Not tainted 3.18.20 #2 [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [] (show_stack) from [] (panic+0x88/0x1e4) [] (panic) from [] (mount_block_root+0x294/0x298) [] (mount_block_root) from [] (prepare_namespace+0x184/0x1c8) [] (prepare_namespace) from [] (kernel_init_freeable+0x1b0/0x1c0) [] (kernel_init_freeable) from [] (kernel_init+0x8/0xe8) [] (kernel_init) from [] (ret_from_fork+0x14/0x34) ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,7) 打开spi四线功能，目的是提升开机启动速度，有大侠知道的，麻烦提供帮助。谢谢

LCD显示屏目前调试出来的效果如下截图， 存在两个问题：1>显示屏横向被拉伸；2>显示屏RGB色彩不对，人体肤色呈现浅蓝[img=855,623]C:\Users\Administrator\Desktop\123.jpg[/img]色； 显示屏的规格是320x240的分辨率，VO的属性和屏的规格书中对应不上，有调试过类似LCD的，请指教。谢谢。