diff --git a/drivers/media/platform/rockchip/isp/version.h b/drivers/media/platform/rockchip/isp/version.h
index d9724197bd48..d5686e4b5472 100644
--- a/drivers/media/platform/rockchip/isp/version.h
+++ b/drivers/media/platform/rockchip/isp/version.h
@@ -543,27 +543,6 @@
  * 19.clear isp force update bit
  * 20.isp39 aiisp offline mode default
  * 21.vpss: online support reset
- *
- * v2.9.0 (AIQ v6.9.0)
- * 1.rawrd format sync with isp input format change
- * 2.support bytesperline set by user for rawrd video
- * 3.fix isp39 unite stats frame id
- * 4.update iqtool video
- * 5.fix isp32_lite repeat register iqtool video
- * 6.fix lsc switch for isp30
- * 7.add fpn function
- * 8.fix buf config for isp20 and isp21
- * 9.fix dhaz unite for isp39
- * 10.fix isp39 no output
- * 11.sync with kernel-5.10
- * 12.remove graph_mutex
- * 13.add raw filter to procfs debug
- * 14.fix multi sensor with unite mode
- * 15.fix group aov no working for isp32
- * 16.fix bay3d if two readback for isp32
- * 17.fix isp30 unite mode for rk3588
- * 18.add sensor exposure for isp30 and isp39
- * 19.support frame information attach to image tail
  */
 
 #define RKISP_DRIVER_VERSION RKISP_API_VERSION
diff --git a/include/uapi/linux/rk-isp2-config.h b/include/uapi/linux/rk-isp2-config.h
index d948dbd270ce..f963148414e0 100644
--- a/include/uapi/linux/rk-isp2-config.h
+++ b/include/uapi/linux/rk-isp2-config.h
@@ -12,7 +12,7 @@
 #include <linux/v4l2-controls.h>
 #include <linux/rk-camera-module.h>
 
-#define RKISP_API_VERSION		KERNEL_VERSION(2, 9, 0)
+#define RKISP_API_VERSION		KERNEL_VERSION(2, 6, 1)
 
 /****************ISP SUBDEV IOCTL*****************************/