From: Guoniu Zhou <redacted>

The CSI-2 receiver in the i.MX8ULP is almost identical to the
version present in the i.MX8QXP/QM. But have different reset
and clock design, so add a device-specific compatible string
for i.MX8ULP to handle the difference.

Signed-off-by: Guoniu Zhou <redacted>
---
 .../bindings/media/nxp,imx8mq-mipi-csi2.yaml  | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/nxp,imx8mq-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/nxp,imx8mq-mipi-csi2.yaml
index 3389bab266a9..83fdda2252e5 100644
--- a/Documentation/devicetree/bindings/media/nxp,imx8mq-mipi-csi2.yaml
+++ b/Documentation/devicetree/bindings/media/nxp,imx8mq-mipi-csi2.yaml

@@ -20,6 +20,7 @@ properties:
       - enum:
           - fsl,imx8mq-mipi-csi2
           - fsl,imx8qxp-mipi-csi2
+          - fsl,imx8ulp-mipi-csi2
       - items:
           - const: fsl,imx8qm-mipi-csi2
           - const: fsl,imx8qxp-mipi-csi2

@@ -39,12 +40,17 @@ properties:
                      clock that the RX DPHY receives.
       - description: ui is the pixel clock (phy_ref up to 333Mhz).
                      See the reference manual for details.
+      - description: pclk is the lpav bus clock of i.MX8ULP.
+                     See the reference manual for details.
+    minItems: 3