[PATCH 32/39] dt-bindings: display: bridge: Document i.MX95 LVDS display bridge binding

[Marek Vasut]

Document i.MX95 LVDS display bridge (LDB) bindings.

Signed-off-by: Marek Vasut <marek.vasut at mailbox.org>
---
Cc: Abel Vesa <abelvesa at kernel.org>
Cc: Conor Dooley <conor+dt at kernel.org>
Cc: Fabio Estevam <festevam at gmail.com>
Cc: Krzysztof Kozlowski <krzk+dt at kernel.org>
Cc: Laurent Pinchart <Laurent.pinchart at ideasonboard.com>
Cc: Liu Ying <victor.liu at nxp.com>
Cc: Lucas Stach <l.stach at pengutronix.de>
Cc: Peng Fan <peng.fan at nxp.com>
Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
Cc: Rob Herring <robh at kernel.org>
Cc: Shawn Guo <shawnguo at kernel.org>
Cc: Thomas Zimmermann <tzimmermann at suse.de>
Cc: devicetree at vger.kernel.org
Cc: dri-devel at lists.freedesktop.org
Cc: imx at lists.linux.dev
Cc: linux-arm-kernel at lists.infradead.org
Cc: linux-clk at vger.kernel.org
---
 .../display/bridge/fsl,imx95-lvds.yaml        | 140 ++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/fsl,imx95-lvds.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/fsl,imx95-lvds.yaml b/Documentation/devicetree/bindings/display/bridge/fsl,imx95-lvds.yaml
new file mode 100644
index 0000000000000..8ada9c82a10d0
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/fsl,imx95-lvds.yaml
@@ -0,0 +1,140 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/fsl,imx95-lvds.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale i.MX95 LVDS Display Bridge
+
+maintainers:
+  - Marek Vasut <marek.vasut at mailbox.org>
+
+description: |
+  The Freescale i.MX95 LVDS Display Bridge(LDB) has two channels.
+
+  The i.MX8qm/qxp LDB is controlled by Control and Status Registers(CSR) module.
+  The CSR module, as a system controller, contains the LDB's configuration
+  registers.
+
+properties:
+  compatible:
+    const: fsl,imx95-lvds
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 4
+
+  clock-names:
+    items:
+      - const: ldb_di0
+      - const: ldb_di1
+      - const: ldb_ch0
+      - const: ldb_ch1
+
+  power-domains:
+    maxItems: 1
+
+patternProperties:
+  "^channel@[0-1]$":
+    type: object
+    description: Represents a channel of LDB.
+
+    properties:
+      "#address-cells":
+        const: 1
+
+      "#size-cells":
+        const: 0
+
+      reg:
+        description: The channel index.
+        enum: [ 0, 1 ]
+
+      phys:
+        description: A phandle to the phy module representing the LVDS PHY.
+        maxItems: 1
+
+      phy-names:
+        const: lvds_phy
+
+      port at 0:
+        $ref: /schemas/graph.yaml#/properties/port
+        description: Input port of the channel.
+
+      port at 1:
+        $ref: /schemas/graph.yaml#/properties/port
+        description: Output port of the channel.
+
+    required:
+      - "#address-cells"
+      - "#size-cells"
+      - reg
+      - phys
+      - phy-names
+
+    additionalProperties: false
+
+required:
+  - compatible
+  - "#address-cells"
+  - "#size-cells"
+  - clocks
+  - clock-names
+  - power-domains
+  - channel at 0
+  - channel at 1
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/firmware/imx/rsrc.h>
+    ldb {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        compatible = "fsl,imx95-ldb";
+        clocks = <&clk IMX_SC_R_LVDS_0 IMX_SC_PM_CLK_MISC2>,
+                 <&clk IMX_SC_R_LVDS_0 IMX_SC_PM_CLK_BYPASS>;
+        clock-names = "pixel", "bypass";
+        power-domains = <&pd IMX_SC_R_LVDS_0>;
+
+        channel at 0 {
+            #address-cells = <1>;
+            #size-cells = <0>;
+            reg = <0>;
+            phys = <&mipi_lvds_0_phy>;
+            phy-names = "lvds_phy";
+
+            port at 0 {
+                reg = <0>;
+
+                mipi_lvds_0_ldb_ch0_mipi_lvds_0_pxl2dpi: endpoint {
+                    remote-endpoint = <&mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch0>;
+                };
+            };
+        };
+
+        channel at 1 {
+            #address-cells = <1>;
+            #size-cells = <0>;
+            reg = <1>;
+            phys = <&mipi_lvds_0_phy>;
+            phy-names = "lvds_phy";
+
+            port at 0 {
+                reg = <0>;
+
+                mipi_lvds_0_ldb_ch1_mipi_lvds_0_pxl2dpi: endpoint {
+                    remote-endpoint = <&mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch1>;
+                };
+            };
+        };
+    };
-- 
2.51.0