[PATCH 3/4] dt-bindings: phy: mixel: mipi-dsi-phy: Add Mixel combo PHY support for i.MX8qxp

[Liu Ying]

Add support for Mixel MIPI DPHY + LVDS PHY combo IP
as found on Freescale i.MX8qxp SoC.

Cc: Guido Günther <agx at sigxcpu.org>
Cc: Kishon Vijay Abraham I <kishon at ti.com>
Cc: Vinod Koul <vkoul at kernel.org>
Cc: Rob Herring <robh+dt at kernel.org>
Cc: NXP Linux Team <linux-imx at nxp.com>
Signed-off-by: Liu Ying <victor.liu at nxp.com>
---
 Documentation/devicetree/bindings/phy/mixel,mipi-dsi-phy.txt | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/phy/mixel,mipi-dsi-phy.txt b/Documentation/devicetree/bindings/phy/mixel,mipi-dsi-phy.txt
index 9b23407..0afce99 100644
--- a/Documentation/devicetree/bindings/phy/mixel,mipi-dsi-phy.txt
+++ b/Documentation/devicetree/bindings/phy/mixel,mipi-dsi-phy.txt
@@ -4,9 +4,13 @@ The Mixel MIPI-DSI PHY IP block is e.g. found on i.MX8 platforms (along the
 MIPI-DSI IP from Northwest Logic). It represents the physical layer for the
 electrical signals for DSI.
 
+The Mixel PHY IP block found on i.MX8qxp is a combo PHY that can work
+in either MIPI-DSI PHY mode or LVDS PHY mode.
+
 Required properties:
-- compatible: Must be:
+- compatible: Should be one of:
   - "fsl,imx8mq-mipi-dphy"
+  - "fsl,imx8qxp-mipi-dphy"
 - clocks: Must contain an entry for each entry in clock-names.
 - clock-names: Must contain the following entries:
   - "phy_ref": phandle and specifier referring to the DPHY ref clock
@@ -14,6 +18,8 @@ Required properties:
 - #phy-cells: number of cells in PHY, as defined in
   Documentation/devicetree/bindings/phy/phy-bindings.txt
   this must be <0>
+- fsl,syscon: Phandle to a system controller, as required by the PHY
+  in i.MX8qxp SoC.
 
 Optional properties:
 - power-domains: phandle to power domain
-- 
2.7.4