linux-kernel - [PATCH 1/2] dt-bindings: clock: Add bindings for Renesas ProXO

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Date:   Wed, 14 Sep 2022 14:18:08 -0700
From:   Alex Helms <alexander.helms.jy@...esas.com>
To:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-clk@...r.kernel.org
Cc:     robh+dt@...nel.org, sboyd@...nel.org, mturquette@...libre.com,
        geert+renesas@...der.be, alexander.helms.jy@...esas.com
Subject: [PATCH 1/2] dt-bindings: clock: Add bindings for Renesas ProXO

Add dt bindings for the Renesas ProXO oscillator.

Signed-off-by: Alex Helms <alexander.helms.jy@...esas.com>
---
 .../bindings/clock/renesas,proxo.yaml         | 50 +++++++++++++++++++
 MAINTAINERS                                   |  5 ++
 2 files changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/renesas,proxo.yaml

diff --git a/Documentation/devicetree/bindings/clock/renesas,proxo.yaml b/Documentation/devicetree/bindings/clock/renesas,proxo.yaml
new file mode 100644
index 000000000..2ae131431
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/renesas,proxo.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/renesas,versaclock7.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas ProXO Oscillator Device Tree Bindings
+
+maintainers:
+  - Alex Helms <alexander.helms.jy@...esas.com>
+
+description: |
+  Renesas ProXO is a family of programmable ultra-low phase noise 
+  quartz-based oscillators.
+
+properties:
+  '#clock-cells':
+    const: 0
+
+  compatible:
+    enum:
+      - renesas,proxo-xp
+
+  reg:
+    maxItems: 1
+
+  renesas,xtal:
+    description: Internal crystal frequency, default is 50000000 (50MHz)
+    $ref: /schemas/types.yaml#/definitions/uint32
+
+required:
+  - '#clock-cells'
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c@0 {
+      reg = <0x0 0x100>;
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      proxo: proxo@55 {
+        compatible = "renesas,proxo-xp";
+        reg = <0x55>;
+        #clock-cells = <0>;
+      };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 350102355..d52a8a5d2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -16080,6 +16080,11 @@ S:	Supported
 F:	Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml
 F:	drivers/iio/adc/rzg2l_adc.c
 
+RENESAS PROXO CLOCK DRIVER
+M:	Alex Helms <alexander.helms.jy@...esas.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/clock/renesas,proxo.yaml
+
 RESET CONTROLLER FRAMEWORK
 M:	Philipp Zabel <p.zabel@...gutronix.de>
 S:	Maintained
-- 
2.30.2