[PATCH v3 2/4] dt-bindings: soc: Add i.MX6SX General Purpose Register

Fabio Estevam festevam at gmail.com
Fri May 19 04:29:12 PDT 2023


From: Fabio Estevam <festevam at denx.de>

The i.MX6SX General Purpose Registers is a set of register that serves
various different purposes and in particular, IOMUXC_GPR_GPR6, at
offset 0x18, can be used to configure the LDB block.

Signed-off-by: Fabio Estevam <festevam at denx.de>
---
Changes since v2:
- Newly introduced.

 .../bindings/soc/imx/fsl,imx6sx-gpr.yaml      | 83 +++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/imx/fsl,imx6sx-gpr.yaml

diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx6sx-gpr.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx6sx-gpr.yaml
new file mode 100644
index 000000000000..9336e87cc976
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx6sx-gpr.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/imx/fsl,imx6sx-gpr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX6SX General Purpose Register
+
+maintainers:
+  - Fabio Estevam <festevam at denx.de>
+
+description:
+  The i.MX6SX General Purpose Registers is a set of register that serves
+  for various purposes and in particular, IOMUXC_GPR_GPR6, at offset 0x18,
+  can be used to configure the LDB block.
+
+properties:
+  compatible:
+    items:
+      - const: fsl,imx6sx-gpr
+      - const: syscon
+
+  reg:
+    maxItems: 1
+
+  '#address-cells':
+    const: 1
+
+  '#size-cells':
+    const: 1
+
+  bridge at 18:
+    type: object
+    $ref: /schemas/display/bridge/fsl,ldb.yaml#
+    unevaluatedProperties: false
+
+required:
+  - compatible
+  - reg
+  - '#address-cells'
+  - '#size-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/imx6sx-clock.h>
+
+    iomuxc-gpr at 20e4000 {
+        compatible = "fsl,imx6sx-iomuxc-gpr", "fsl,imx6q-iomuxc-gpr", "syscon";
+        reg = <0x020e4000 0x4000>;
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        bridge at 18 {
+            compatible = "fsl,imx6sx-ldb";
+            reg = <0x18 0x4>;
+            reg-names = "ldb";
+            clocks = <&clks IMX6SX_CLK_LDB_DI0>;
+            clock-names = "ldb";
+
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                port at 0 {
+                    reg = <0>;
+
+                    ldb_from_lcdif1: endpoint {
+                        remote-endpoint = <&lcdif1_to_ldb>;
+                    };
+                };
+
+               port at 1 {
+                   reg = <1>;
+
+                   ldb_lvds_ch0: endpoint {
+                   };
+               };
+            };
+        };
+    };
+...
-- 
2.34.1




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