linux-kernel - [PATCH 3/5] dt-bindings: clock: sophgo: Add SG2042 bindings

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Date:   Mon, 13 Nov 2023 21:19:31 +0800
From:   Chen Wang <unicornxw@...il.com>
To:     aou@...s.berkeley.edu, chao.wei@...hgo.com, conor@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, mturquette@...libre.com,
        palmer@...belt.com, paul.walmsley@...ive.com,
        richardcochran@...il.com, robh+dt@...nel.org, sboyd@...nel.org,
        devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        haijiao.liu@...hgo.com, xiaoguang.xing@...hgo.com
Cc:     Chen Wang <unicorn_wang@...look.com>
Subject: [PATCH 3/5] dt-bindings: clock: sophgo: Add SG2042 bindings

From: Chen Wang <unicorn_wang@...look.com>

Add bindings for the clock generator on the SG2042 RISC-V SoC.

Signed-off-by: Chen Wang <unicorn_wang@...look.com>
---
 .../clock/sophgo/sophgo,sg2042-clkgen.yaml    | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml

diff --git a/Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml b/Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml
new file mode 100644
index 000000000000..e372d5dca5b9
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/sophgo/sophgo,sg2042-clkgen.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo SG2042 Clock Generator
+
+maintainers:
+  - Chen Wang <unicorn_wang@...look.com>
+
+properties:
+  compatible:
+    const: sophgo,sg2042-clkgen
+
+  system-ctrl:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    items:
+      - items:
+          - description: phandle to System Register Controller syscon node.
+    description:
+      The phandle to System Register Controller syscon node.
+
+  clocks:
+    items:
+      - description: Clock Generation IC (25 MHz)
+
+  '#clock-cells':
+    const: 1
+    description:
+      See <dt-bindings/clock/sophgo-sg2042-clk.h> for valid indices.
+
+required:
+  - compatible
+  - system-ctrl
+  - clocks
+  - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    clock-controller {
+            compatible = "sophgo,sg2042-clkgen";
+            clocks = <&cgi>;
+            system-ctrl = <&sys_ctrl>;
+            #clock-cells = <1>;
+    };
-- 
2.25.1