staging/media: Remove unneeded geometry restrictions from i.MX CSI driver

I don't know what minimal image dimensions are, but 32x32 appears to
be ok according to the docs.
This is needed for small sensors like 80x80 thermal imagers.

Signed-off-by: Krzysztof Halasa <khalasa@piap.pl>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Steve Longerbeam <slongerbeam@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/imx-ic-prp.c

@@ -26,8 +26,8 @@
 /*
  * Min/Max supported width and heights.
  */
-#define MIN_W       176
-#define MIN_H       144
+#define MIN_W        32
+#define MIN_H        32
 #define MAX_W      4096
 #define MAX_H      4096
 #define W_ALIGN    4 /* multiple of 16 pixels */

drivers/staging/media/imx/imx-ic-prpencvf.c

@@ -35,8 +35,8 @@
  * has not requested a planar format, we should allow 8 pixel
  * alignment at the source pad.
  */
-#define MIN_W_SINK  176
-#define MIN_H_SINK  144
+#define MIN_W_SINK   32
+#define MIN_H_SINK   32
 #define MAX_W_SINK 4096
 #define MAX_H_SINK 4096
 #define W_ALIGN_SINK  3 /* multiple of 8 pixels */

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

@@ -33,8 +33,8 @@
  * has not requested planar formats, we should allow 8 pixel
  * alignment.
  */
-#define MIN_W       176
-#define MIN_H       144
+#define MIN_W       32
+#define MIN_H       32
 #define MAX_W      4096
 #define MAX_H      4096
 #define W_ALIGN    1 /* multiple of 2 pixels */

drivers/staging/media/imx/imx-media-vdic.c

@@ -49,8 +49,8 @@ struct vdic_pipeline_ops {
 /*
  * Min/Max supported width and heights.
  */
-#define MIN_W       176
-#define MIN_H       144
+#define MIN_W        32
+#define MIN_H        32
 #define MAX_W_VDIC  968
 #define MAX_H_VDIC 2048
 #define W_ALIGN    4 /* multiple of 16 pixels */