固件是我自己编译的,按照官网提供的教程调试一个ov5640摄像头,但是到了帖子种的红色框,编译就报错,报错内容是:drivers/media/video/rk_camsys/camsys_cif.c: In function ‘camsys_cif_iomux_cb’:
drivers/media/video/rk_camsys/camsys_cif.c:89:37: error: ‘RK_GRF_VIRT’ undeclared (first use in this function)
__raw_writel(((1<<1)|(1<<(1+16))), RK_GRF_VIRT+0x0380);