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Document the device tree bindings of the Canaan Kendryte K210 SoC clock driver in Documentation/devicetree/bindings/clock/canaan,k210-clk.yaml. The header file include/dt-bindings/clock/k210-clk.h is modified to include the complete list of IDs for all clocks of the SoC. Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20201220085725.19545-3-damien.lemoal@wdc.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
55 lines
1.1 KiB
YAML
55 lines
1.1 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/clock/canaan,k210-clk.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Canaan Kendryte K210 Clock Device Tree Bindings
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maintainers:
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- Damien Le Moal <damien.lemoal@wdc.com>
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description: |
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Canaan Kendryte K210 SoC clocks driver bindings. The clock
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controller node must be defined as a child node of the K210
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system controller node.
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See also:
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- dt-bindings/clock/k210-clk.h
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properties:
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compatible:
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const: canaan,k210-clk
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clocks:
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description:
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Phandle of the SoC 26MHz fixed-rate oscillator clock.
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'#clock-cells':
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const: 1
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required:
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- compatible
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- '#clock-cells'
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- clocks
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/k210-clk.h>
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clocks {
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in0: oscillator {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <26000000>;
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};
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};
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/* ... */
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sysclk: clock-controller {
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#clock-cells = <1>;
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compatible = "canaan,k210-clk";
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clocks = <&in0>;
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};
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