1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/ipu-v3/ipu-csi.c b/drivers/gpu/ipu-v3/ipu-csi.c
index caa05b0702e1..5450a2db1219 100644
--- a/drivers/gpu/ipu-v3/ipu-csi.c
+++ b/drivers/gpu/ipu-v3/ipu-csi.c
@@ -339,7 +339,8 @@ static void fill_csi_bus_cfg(struct ipu_csi_bus_config *csicfg,
                 break;
         case V4L2_MBUS_BT656:
                 csicfg->ext_vsync = 0;
-                if (V4L2_FIELD_HAS_BOTH(mbus_fmt->field))
+                if (V4L2_FIELD_HAS_BOTH(mbus_fmt->field) ||
+                    mbus_fmt->field == V4L2_FIELD_ALTERNATE)
                         csicfg->clk_mode = IPU_CSI_CLK_MODE_CCIR656_INTERLACED;
                 else
                         csicfg->clk_mode = IPU_CSI_CLK_MODE_CCIR656_PROGRESSIVE;