media: imx: imx7-media-csi: Remove double reflash of DMA controller

The DMA controller needs to be reflashed after being configured. There
is however no need to do it twice, once in imx7_csi_configure() and once
in imx7_csi_sw_reset(), called from imx7_csi_enable(). Remove the
former.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Rui Miguel Silva <rmfrfs@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/imx/imx7-media-csi.c

@@ -530,9 +530,6 @@ static void imx7_csi_configure(struct imx7_csi *csi)
 			   BIT_IMAGE_HEIGHT(out_pix->height),
 			   CSI_CSIIMAG_PARA);
 	imx7_csi_reg_write(csi, stride, CSI_CSIFBUF_PARA);
-
-	/* reflash the embedded DMA controller */
-	imx7_csi_dma_reflash(csi);
 }
 
 static int imx7_csi_init(struct imx7_csi *csi)