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Date:   Tue, 23 Feb 2021 15:18:23 +0900
From:   Daniel Palmer <daniel@...f.com>
To:     devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        soc@...nel.org, sboyd@...nel.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        w@....eu, Daniel Palmer <daniel@...f.com>
Subject: [PATCH 1/8] dt-bindings: clk: mstar msc313 cpupll binding description

Add a binding description for the MStar/SigmaStar CPU PLL block.

Signed-off-by: Daniel Palmer <daniel@...f.com>
---
 .../bindings/clock/mstar,msc313-cpupll.yaml   | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/mstar,msc313-cpupll.yaml

diff --git a/Documentation/devicetree/bindings/clock/mstar,msc313-cpupll.yaml b/Documentation/devicetree/bindings/clock/mstar,msc313-cpupll.yaml
new file mode 100644
index 000000000000..a9ad7ab5230c
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/mstar,msc313-cpupll.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/mstar,msc313-cpupll.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MStar/Sigmastar MSC313 CPU PLL
+
+maintainers:
+  - Daniel Palmer <daniel@...ngy.jp>
+
+description: |
+  The MStar/SigmaStar MSC313 and later ARMv7 chips have a scalable
+  PLL that can be used as the clock source for the CPU(s).
+
+properties:
+  compatible:
+    const: mstar,msc313-cpupll
+
+  "#clock-cells":
+    const: 1
+
+  clocks:
+    maxItems: 1
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - "#clock-cells"
+  - clocks
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/mstar-msc313-mpll.h>
+    cpupll: cpupll@...400 {
+        compatible = "mstar,msc313-cpupll";
+        reg = <0x206400 0x200>;
+        #clock-cells = <1>;
+        clocks = <&mpll MSTAR_MSC313_MPLL_DIV2>;
+    };
-- 
2.30.0.rc2

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