[PATCH v13 1/5] dt-bindings: clock: sophgo: add pll clocks for SG2042

From: Chen Wang
Date: Fri Mar 29 2024 - 02:20:55 EST


From: Chen Wang <unicorn_wang@xxxxxxxxxxx>

Add bindings for the pll clocks for Sophgo SG2042.

Signed-off-by: Chen Wang <unicorn_wang@xxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: Guo Ren <guoren@xxxxxxxxxx>
---
.../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 --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@xxxxxxxxxxx>
+
+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__ */
--
2.25.1