diff --git a/arch/arm/configs/rv1126b-rk628.config b/arch/arm/configs/rv1126b-rk628.config
new file mode 100644
index 000000000000..c7da1a8470be
--- /dev/null
+++ b/arch/arm/configs/rv1126b-rk628.config
@@ -0,0 +1,5 @@
+CONFIG_VIDEO_RK628_CSI=y
+CONFIG_VIDEO_ROCKCHIP_HDMIRX_CLASS=y
+CONFIG_CEC_CORE=y
+CONFIG_HDMI=y
+CONFIG_VIDEO_RK628=y
diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index c0bcb890132e..b8205753db22 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -386,6 +386,8 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v10-fastboot-spi-nand.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v10-fastboot-spi-nor.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v10-spi-nor.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v11.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v11-dual-cam-csi0.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v11-dual-cam-csi1.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v11-dual-4k.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v11-fastboot-emmc.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rv1126b-evb1-v11-fastboot-emmc-projector.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rv1126b-evb1-v11-dual-cam-csi0.dts b/arch/arm64/boot/dts/rockchip/rv1126b-evb1-v11-dual-cam-csi0.dts
new file mode 100644
index 000000000000..5428339c81a3
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rv1126b-evb1-v11-dual-cam-csi0.dts
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2025 Rockchip Electronics Co., Ltd.
+ */
+
+/dts-v1/;
+#include "rv1126b.dtsi"
+#include "rv1126b-evb.dtsi"
+#include "rv1126b-evb-dual-cam-csi0.dtsi"
+#include "rv1126b-evb1-v11.dtsi"
+
+/ {
+	model = "Rockchip RV1126B EVB1 V11 DUAL CAM Board";
+	compatible = "rockchip,rv1126b-evb1-v11-dual-cam-csi0", "rockchip,rv1126b";
+};
diff --git a/arch/arm64/boot/dts/rockchip/rv1126b-evb1-v11-dual-cam-csi1.dts b/arch/arm64/boot/dts/rockchip/rv1126b-evb1-v11-dual-cam-csi1.dts
new file mode 100644
index 000000000000..089968b6d016
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rv1126b-evb1-v11-dual-cam-csi1.dts
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2025 Rockchip Electronics Co., Ltd.
+ */
+
+/dts-v1/;
+#include "rv1126b.dtsi"
+#include "rv1126b-evb.dtsi"
+#include "rv1126b-evb-dual-cam-csi1.dtsi"
+#include "rv1126b-evb1-v11.dtsi"
+
+/ {
+	model = "Rockchip RV1126B EVB1 V11 DUAL CAM Board";
+	compatible = "rockchip,rv1126b-evb1-v11-dual-cam-csi1", "rockchip,rv1126b";
+};
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
index caa054ae2569..3ef5c987c779 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
@@ -3945,7 +3945,9 @@ static void vop2_wb_irqs_enable(struct vop2 *vop2)
 	const struct vop_intr *intr = &vop2_data->axi_intr[0];
 	uint32_t irqs = WB_UV_FIFO_FULL_INTR | WB_YRGB_FIFO_FULL_INTR;
 
-	VOP_INTR_SET_TYPE(vop2, intr, clear, irqs, 1);
+	if (is_vop3(vop2))
+		irqs |= WB_COMPLETE_INTR;
+
 	VOP_INTR_SET_TYPE(vop2, intr, enable, irqs, 1);
 }
 
@@ -3953,7 +3955,7 @@ static uint32_t vop2_read_and_clear_wb_irqs(struct vop2 *vop2)
 {
 	const struct vop2_data *vop2_data = vop2->data;
 	const struct vop_intr *intr = &vop2_data->axi_intr[0];
-	uint32_t irqs = WB_UV_FIFO_FULL_INTR | WB_YRGB_FIFO_FULL_INTR;
+	uint32_t irqs = WB_UV_FIFO_FULL_INTR | WB_YRGB_FIFO_FULL_INTR | WB_COMPLETE_INTR;
 	uint32_t val;
 
 	val = VOP_INTR_GET_TYPE(vop2, intr, status, irqs);
@@ -3993,14 +3995,20 @@ static void vop2_wb_commit(struct drm_crtc *crtc)
 				 fb->pitches[0], &wb_state->yrgb_addr);
 
 		drm_writeback_queue_job(wb_conn, conn_state);
-		conn_state->writeback_job = NULL;
+		if (!vp->enabled_win_mask) {
+			drm_warn(vop2->drm_dev, "Writeback can not work when all plane are disabled!");
+			drm_writeback_signal_completion(&vop2->wb.conn, 0);
+			return;
+		}
 
-		spin_lock_irqsave(&wb->job_lock, flags);
-		wb->jobs[wb->job_index].pending = true;
-		wb->job_index++;
-		if (wb->job_index >= VOP2_WB_JOB_MAX)
-			wb->job_index = 0;
-		spin_unlock_irqrestore(&wb->job_lock, flags);
+		if (vop2->version < VOP_VERSION_RK3576) {
+			spin_lock_irqsave(&wb->job_lock, flags);
+			wb->jobs[wb->job_index].pending = true;
+			wb->job_index++;
+			if (wb->job_index >= VOP2_WB_JOB_MAX)
+				wb->job_index = 0;
+			spin_unlock_irqrestore(&wb->job_lock, flags);
+		}
 
 		fifo_throd = fb->pitches[0] >> 4;
 		if (fifo_throd >= vop2->data->wb->fifo_depth)
@@ -14371,6 +14379,28 @@ out:
 	return ret;
 }
 
+static void vop3_writeback_complete(struct vop2 *vop2)
+{
+	struct vop2_wb *wb = &vop2->wb;
+	struct vop2_video_port *vp;
+	uint8_t wb_vp_id;
+	bool wb_oneframe_mode;
+	bool wb_en;
+
+	wb_en = VOP_MODULE_GET(vop2, wb, enable);
+	wb_oneframe_mode = VOP_MODULE_GET(vop2, wb, one_frame_mode);
+	/*
+	 * The write back should work in one shot mode,
+	 * stop when write back complete in next vsync.
+	 */
+	if (wb_en && !wb_oneframe_mode) {
+		wb_vp_id = VOP_MODULE_GET(vop2, wb, vp_id);
+		vp = &vop2->vps[wb_vp_id];
+		vop2_wb_disable(vp);
+	}
+	drm_writeback_signal_completion(&vop2->wb.conn, 0);
+}
+
 static irqreturn_t vop3_sys_isr(int irq, void *data)
 {
 	struct vop2 *vop2 = data;
@@ -14423,7 +14453,13 @@ static irqreturn_t vop3_sys_isr(int irq, void *data)
 		active_irqs = wb_irqs;
 		SYS_ERROR_HANDLER(WB_UV_FIFO_FULL);
 		SYS_ERROR_HANDLER(WB_YRGB_FIFO_FULL);
-		SYS_ERROR_HANDLER(WB_COMPLETE);
+		if (active_irqs & WB_COMPLETE_INTR) {
+			active_irqs &= ~WB_COMPLETE_INTR;
+			vop3_writeback_complete(vop2);
+		}
+		/* Unhandled irqs are spurious. */
+		if (active_irqs)
+			DRM_ERROR("Unknown writeback IRQs: %02x\n", active_irqs);
 	}
 
 	for (i = 0; i < axi_max; i++) {
@@ -14496,7 +14532,6 @@ static irqreturn_t vop3_vp_isr(int irq, void *data)
 
 	if (active_irqs & FS_FIELD_INTR) {
 		rockchip_drm_dbg(vop2->dev, VOP_DEBUG_VSYNC, "vsync_vp%d", vp->id);
-		vop2_wb_handler(vp);
 		drm_crtc_handle_vblank(crtc);
 		vop2_handle_vblank(vop2, crtc);
 		active_irqs &= ~FS_FIELD_INTR;
diff --git a/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
index b684cefbb2ae..eab21f2750b4 100644
--- a/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
+++ b/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
@@ -611,7 +611,6 @@ static const int rk3568_vop_axi_intrs[] = {
 	0,
 	WB_UV_FIFO_FULL_INTR,
 	WB_YRGB_FIFO_FULL_INTR,
-	WB_COMPLETE_INTR,
 
 };
 
diff --git a/drivers/media/i2c/rk628/rk628.c b/drivers/media/i2c/rk628/rk628.c
index fe43f2ca3c11..ab354f8d015e 100644
--- a/drivers/media/i2c/rk628/rk628.c
+++ b/drivers/media/i2c/rk628/rk628.c
@@ -512,9 +512,10 @@ void rk628_debugfs_create(struct rk628 *rk628)
 	struct dentry *debugfs, *debugfs_tmp = debugfs_lookup("rk628", NULL);
 
 	debugfs = debugfs_tmp;
-	if (!debugfs)
+	if (IS_ERR_OR_NULL(debugfs))
 		debugfs = debugfs_create_dir("rk628", NULL);
-	dput(debugfs_tmp);
+	if (!IS_ERR_OR_NULL(debugfs_tmp))
+		dput(debugfs_tmp);
 	rk628->debug_dir = debugfs_create_dir(dev_name(rk628->dev), debugfs);
 	if (IS_ERR(rk628->debug_dir))
 		return;
diff --git a/drivers/media/platform/rockchip/isp/isp_stats_v35.c b/drivers/media/platform/rockchip/isp/isp_stats_v35.c
index 86e0888cc000..900d16b7ca63 100644
--- a/drivers/media/platform/rockchip/isp/isp_stats_v35.c
+++ b/drivers/media/platform/rockchip/isp/isp_stats_v35.c
@@ -407,7 +407,7 @@ rkisp_stats_info2ddr(struct rkisp_isp_stats_vdev *stats_vdev,
 }
 
 static void
-rkisp_stats_send_meas_fe(struct rkisp_isp_stats_vdev *stats_vdev)
+rkisp_stats_send_meas_fe(struct rkisp_isp_stats_vdev *stats_vdev, u32 w3a_ris)
 {
 	struct rkisp_isp_params_vdev *params_vdev = &stats_vdev->dev->params_vdev;
 	struct rkisp_isp_params_val_v35 *priv = params_vdev->priv_val;
@@ -537,14 +537,14 @@ rkisp_stats_send_meas_fe(struct rkisp_isp_stats_vdev *stats_vdev)
 		vb2_buffer_done(&cur_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
 	}
 	v4l2_dbg(4, rkisp_debug, &stats_vdev->dev->v4l2_dev,
-		 "%s seq:%d params_id:%d ris:0x%x buf:0x%x meas_type:0x%x\n",
-		 __func__, cur_frame_id, params_vdev->cur_fe_frame_id, ris,
+		 "%s seq:%d params_id:%d ris:0x%x w3a:0x%x buf:0x%x meas_type:0x%x\n",
+		 __func__, cur_frame_id, params_vdev->cur_fe_frame_id, ris, w3a_ris,
 		 !cur_buf ? -1 : cur_buf->buff_addr[0],
 		 !stat_buf ? 0 : stat_buf->meas_type);
 }
 
 static void
-rkisp_stats_send_meas(struct rkisp_isp_stats_vdev *stats_vdev)
+rkisp_stats_send_meas(struct rkisp_isp_stats_vdev *stats_vdev, u32 w3a_ris)
 {
 	struct rkisp_isp_params_vdev *params_vdev = &stats_vdev->dev->params_vdev;
 	struct rkisp_isp_params_val_v35 *priv = params_vdev->priv_val;
@@ -745,8 +745,8 @@ rkisp_stats_send_meas(struct rkisp_isp_stats_vdev *stats_vdev)
 		vb2_buffer_done(&cur_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
 	}
 	v4l2_dbg(4, rkisp_debug, &stats_vdev->dev->v4l2_dev,
-		 "%s seq:%d params_id:%d ris:0x%x buf:0x%x meas_type:0x%x\n",
-		 __func__, cur_frame_id, params_vdev->cur_frame_id, ris,
+		 "%s seq:%d params_id:%d ris:0x%x w3a:0x%x buf:0x%x meas_type:0x%x\n",
+		 __func__, cur_frame_id, params_vdev->cur_frame_id, ris, w3a_ris,
 		 !cur_buf ? -1 : cur_buf->buff_addr[0],
 		 !cur_stat_buf ? 0 : cur_stat_buf->meas_type);
 }
@@ -760,15 +760,16 @@ rkisp_stats_isr_v35(struct rkisp_isp_stats_vdev *stats_vdev,
 	rkisp_pdaf_isr(stats_vdev->dev);
 
 	w3a_ris = rkisp_read(stats_vdev->dev, ISP39_W3A_INT_STAT, true);
-	if (w3a_ris & ISP39_W3A_INT_ERR_MASK) {
-		v4l2_err(&stats_vdev->dev->v4l2_dev, "w3a error 0x%x\n", w3a_ris);
+	if (w3a_ris) {
 		rkisp_write(stats_vdev->dev, ISP39_W3A_INT_STAT, w3a_ris, true);
+		if (w3a_ris & ISP39_W3A_INT_ERR_MASK)
+			v4l2_err(&stats_vdev->dev->v4l2_dev, "w3a error 0x%x\n", w3a_ris);
 	}
 
 	if (isp_ris & ISP3X_BAY3D_FRM_END)
-		rkisp_stats_send_meas_fe(stats_vdev);
+		rkisp_stats_send_meas_fe(stats_vdev, w3a_ris);
 	if (isp_ris & ISP3X_FRAME)
-		rkisp_stats_send_meas(stats_vdev);
+		rkisp_stats_send_meas(stats_vdev, w3a_ris);
 }
 
 static void
diff --git a/drivers/media/platform/rockchip/isp/rkisp.c b/drivers/media/platform/rockchip/isp/rkisp.c
index d2cdd96358b6..25f32da33b6f 100644
--- a/drivers/media/platform/rockchip/isp/rkisp.c
+++ b/drivers/media/platform/rockchip/isp/rkisp.c
@@ -2569,6 +2569,9 @@ static int rkisp_isp_start(struct rkisp_device *dev)
 	rkisp_unite_write(dev, CIF_ISP_CTRL, val, is_direct);
 	rkisp_clear_reg_cache_bits(dev, CIF_ISP_CTRL, upd);
 
+	val = CIF_MI_CTRL_INIT_BASE_EN | CIF_MI_CTRL_INIT_OFFSET_EN;
+	rkisp_unite_set_bits(dev, CIF_MI_CTRL, 0, val, false);
+
 	dev->isp_err_cnt = 0;
 	dev->isp_isr_cnt = 0;
 	dev->irq_ends_mask |= ISP_FRAME_END;
diff --git a/include/uapi/linux/rk-camera-module.h b/include/uapi/linux/rk-camera-module.h
index 79e5e0526eb9..74dd3529e118 100644
--- a/include/uapi/linux/rk-camera-module.h
+++ b/include/uapi/linux/rk-camera-module.h
@@ -250,6 +250,12 @@
 #define RKMODULE_GET_HDR_COMPR_SINGLE_FRAME_INFO  \
 	_IOR('V', BASE_VIDIOC_PRIVATE + 62, struct rkmodule_hdr_compr_single_frame_info)
 
+#define RKMODULE_SET_CHANNEL_POWER	\
+	_IOW('V', BASE_VIDIOC_PRIVATE + 63, struct rkmodule_channel_power)
+
+#define RKMODULE_SET_CHANNEL_STREAM	\
+	_IOW('x', 0, struct rkmodule_channel_stream)
+
 #define RKMODULE_REG_LIST_MAX (16)
 struct rkmodule_reg_struct {
 	__u32 reg_addr;
@@ -1086,4 +1092,14 @@ struct rkmodule_hdr_compr_single_frame_info {
 	__u32 reserved[8];
 };
 
+struct rkmodule_channel_power {
+	__u32 channel;
+	__u32 enable;
+};
+
+struct rkmodule_channel_stream {
+	__u32 channel;
+	__u32 enable;
+};
+
 #endif /* _UAPI_RKMODULE_CAMERA_H */