diff --git a/include/media/mipi-csi2.h b/include/media/mipi-csi2.h
index c3d8f12234b1..40fc0264250d 100644
--- a/include/media/mipi-csi2.h
+++ b/include/media/mipi-csi2.h
@@ -19,6 +19,7 @@
 #define MIPI_CSI2_DT_NULL		0x10
 #define MIPI_CSI2_DT_BLANKING		0x11
 #define MIPI_CSI2_DT_EMBEDDED_8B	0x12
+#define MIPI_CSI2_DT_GENERIC_LONG(n)	(0x13 + (n) - 1)	/* 1..4 */
 #define MIPI_CSI2_DT_YUV420_8B		0x18
 #define MIPI_CSI2_DT_YUV420_10B		0x19
 #define MIPI_CSI2_DT_YUV420_8B_LEGACY	0x1a