diff mbox series

[v12,1/5] dt-bindings: clock: sophgo: add pll clocks for SG2042

Message ID ea7c845ef81a933a4f927f76b69dc6f7a71942c0.1711527932.git.unicorn_wang@outlook.com
State Not Applicable
Headers show
Series riscv: sophgo: add clock support for sg2042 | expand

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robh/checkpatch success
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robh/dtbs-check warning build log
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Commit Message

Chen Wang March 27, 2024, 8:29 a.m. UTC 
From: Chen Wang <unicorn_wang@outlook.com>

Add bindings for the pll clocks for Sophgo SG2042.

Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Guo Ren <guoren@kernel.org>
---
 .../bindings/clock/sophgo,sg2042-pll.yaml     | 45 +++++++++++++++++++
 include/dt-bindings/clock/sophgo,sg2042-pll.h | 14 ++++++
 2 files changed, 59 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/sophgo,sg2042-pll.yaml
 create mode 100644 include/dt-bindings/clock/sophgo,sg2042-pll.h
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/clock/sophgo,sg2042-pll.yaml b/Documentation/devicetree/bindings/clock/sophgo,sg2042-pll.yaml
new file mode 100644
index 000000000000..b9af733e8a73
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/sophgo,sg2042-pll.yaml
@@ -0,0 +1,45 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/sophgo,sg2042-pll.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo SG2042 PLL Clock Generator
+
+maintainers:
+  - Chen Wang <unicorn_wang@outlook.com>
+
+properties:
+  compatible:
+    const: sophgo,sg2042-pll
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Oscillator(Clock Generation IC) for Main/Fixed PLL (25 MHz)
+      - description: Oscillator(Clock Generation IC) for DDR PLL 0 (25 MHz)
+      - description: Oscillator(Clock Generation IC) for DDR PLL 1 (25 MHz)
+
+  '#clock-cells':
+    const: 1
+    description:
+      See <dt-bindings/clock/sophgo,sg2042-pll.h> for valid indices.
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    clock-controller@10000000 {
+      compatible = "sophgo,sg2042-pll";
+      reg = <0x10000000 0x10000>;
+      clocks = <&cgi_main>, <&cgi_dpll0>, <&cgi_dpll1>;
+      #clock-cells = <1>;
+    };
diff --git a/include/dt-bindings/clock/sophgo,sg2042-pll.h b/include/dt-bindings/clock/sophgo,sg2042-pll.h
new file mode 100644
index 000000000000..2d519b3bf51c
--- /dev/null
+++ b/include/dt-bindings/clock/sophgo,sg2042-pll.h
@@ -0,0 +1,14 @@ 
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */
+/*
+ * Copyright (C) 2023 Sophgo Technology Inc. All rights reserved.
+ */
+
+#ifndef __DT_BINDINGS_SOPHGO_SG2042_PLL_H__
+#define __DT_BINDINGS_SOPHGO_SG2042_PLL_H__
+
+#define MPLL_CLK			0
+#define FPLL_CLK			1
+#define DPLL0_CLK			2
+#define DPLL1_CLK			3
+
+#endif /* __DT_BINDINGS_SOPHGO_SG2042_PLL_H__ */