[PATCH V3 1/5] dt-bindings: clock: Add imx93 clock support

Peng Fan (OSS) peng.fan at oss.nxp.com
Tue Feb 22 22:43:54 PST 2022


From: Peng Fan <peng.fan at nxp.com>

Add the clock dt-binding file for i.MX93.

Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 .../bindings/clock/imx93-clock.yaml           | 63 +++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/imx93-clock.yaml

diff --git a/Documentation/devicetree/bindings/clock/imx93-clock.yaml b/Documentation/devicetree/bindings/clock/imx93-clock.yaml
new file mode 100644
index 000000000000..a4c3ae23b8c3
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/imx93-clock.yaml
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/imx93-clock.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX93 Clock Control Module Binding
+
+maintainers:
+  - Peng Fan <peng.fan at nxp.com>
+
+description: |
+  i.MX93 clock control module is an integrated clock controller, which
+  includes clock generator, clock gate and supplies to all modules.
+
+properties:
+  compatible:
+    enum:
+      - fsl,imx93-ccm
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    description:
+      specify the external clocks used by the CCM module.
+    items:
+      - description: 32k osc
+      - description: 24m osc
+      - description: ext1 clock input
+
+  clock-names:
+    description:
+      specify the external clocks names used by the CCM module.
+    items:
+      - const: osc_32k
+      - const: osc_24m
+      - const: clk_ext1
+
+  '#clock-cells':
+    const: 1
+    description:
+      The clock consumer should specify the desired clock by having the clock
+      ID in its "clocks" phandle cell. See include/dt-bindings/clock/imx93-clock.h
+      for the full list of i.MX93 clock IDs.
+
+required:
+  - compatible
+  - reg
+  - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+  # Clock Control Module node:
+  - |
+    clock-controller at 44450000 {
+        compatible = "fsl,imx93-ccm";
+        reg = <0x44450000 0x10000>;
+        #clock-cells = <1>;
+    };
+
+...
-- 
2.25.1




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