[PATCH v4 1/8] dt-bindings: clk: mstar msc313 cpupll binding description
Romain Perier
romain.perier at gmail.com
Wed Jan 26 09:55:57 PST 2022
From: Daniel Palmer <daniel at 0x0f.com>
Add a binding description for the MStar/SigmaStar CPU PLL block.
Signed-off-by: Daniel Palmer <daniel at 0x0f.com>
Reviewed-by: Rob Herring <robh at kernel.org>
---
.../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 at thingy.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 at 206400 {
+ compatible = "mstar,msc313-cpupll";
+ reg = <0x206400 0x200>;
+ #clock-cells = <1>;
+ clocks = <&mpll MSTAR_MSC313_MPLL_DIV2>;
+ };
--
2.34.1
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