ENGR00180810 v4l2 capture: fix write reg error when change mode

Add 1ms delay after power up, then initialize the camera sensor

Signed-off-by: Yuxi Sun <b36102@freescale.com>

diff --git a/drivers/media/video/mxc/capture/mxc_v4l2_capture.c b/drivers/media/video/mxc/capture/mxc_v4l2_capture.c
index c2bac5cae74b745a822242fbf8d42b9a1b9b58ad..5822689a9e51de35fc126168d80795fd1ed857d4 100644 (file)
--- a/drivers/media/video/mxc/capture/mxc_v4l2_capture.c
+++ b/drivers/media/video/mxc/capture/mxc_v4l2_capture.c
@@ -1668,6 +1668,7 @@ static int mxc_v4l_open(struct file *file)
                ipu_csi_enable_mclk_if(cam->ipu, CSI_MCLK_I2C, cam->csi,
                                       true, true);
                vidioc_int_s_power(cam->sensor, 1);
+               msleep(1);
                vidioc_int_init(cam->sensor);
                vidioc_int_dev_init(cam->sensor);
        }