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From: Stephen Boyd <sboyd@kernel.org>
To: Albert Ou <aou@eecs.berkeley.edu>,
	Conor Dooley <conor+dt@kernel.org>,
	Conor Dooley <conor@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Rob Herring <robh@kernel.org>,
	Xukai Wang <kingxukai@zohomail.com>
Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	Samuel Holland <samuel.holland@sifive.com>,
	Troy Mitchell <TroyMitchell988@gmail.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: Re: [PATCH v4 1/3] dt-bindings: clock: Add bindings for Canaan K230 clock controller
Date: Tue, 18 Feb 2025 13:51:03 -0800	[thread overview]
Message-ID: <c68c14422c7d27278f6fc75f285db7c7.sboyd@kernel.org> (raw)
In-Reply-To: <20250217-b4-k230-clk-v4-1-5a95a3458691@zohomail.com>

Quoting Xukai Wang (2025-02-17 06:45:16)
> diff --git a/Documentation/devicetree/bindings/clock/canaan,k230-clk.yaml b/Documentation/devicetree/bindings/clock/canaan,k230-clk.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..d7220fa30e4699a68fa5279c04abc63c1905fa4a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/canaan,k230-clk.yaml
> @@ -0,0 +1,43 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/canaan,k230-clk.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Canaan Kendryte K230 Clock
> +
> +maintainers:
> +  - Xukai Wang <kingxukai@zohomail.com>

Is this missing a description of the device?

> +
> +properties:
> +  compatible:
> +    const: canaan,k230-clk
> +
> +  reg:
> +    items:
> +      - description: PLL control registers.
> +      - description: Sysclk control registers.
> +
> +  clocks:
> +    maxItems: 1
> +
> +  '#clock-cells':
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - '#clock-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    clock-controller@91102000 {
> +        compatible = "canaan,k230-clk";
> +        reg = <0x91102000 0x1000>,

Is there a reason why the PLL range comes first? What's at 0x91101000?
More clk hardware?

> +              <0x91100000 0x1000>;
> +        clocks = <&osc24m>;
> +        #clock-cells = <1>;
> +    };

  reply	other threads:[~2025-02-18 21:51 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-17 14:45 [PATCH v4 0/3] riscv: canaan: Add support for K230-Canmv clock Xukai Wang
2025-02-17 14:45 ` [PATCH v4 1/3] dt-bindings: clock: Add bindings for Canaan K230 clock controller Xukai Wang
2025-02-18 21:51   ` Stephen Boyd [this message]
2025-02-19 12:28     ` Xukai Wang
2025-02-17 14:45 ` [PATCH v4 2/3] clk: canaan: Add clock driver for Canaan K230 Xukai Wang
2025-02-18 21:48   ` Stephen Boyd
2025-02-20 15:07     ` Xukai Wang
2025-02-20 15:18       ` Xukai Wang
2025-02-17 14:45 ` [PATCH v4 3/3] riscv: dts: canaan: Add clock initial support for K230 Xukai Wang
2025-02-18 17:00   ` Conor Dooley
2025-02-18 17:36     ` Xukai Wang
2025-02-18 17:02 ` [PATCH v4 0/3] riscv: canaan: Add support for K230-Canmv clock Conor Dooley
2025-02-18 21:51   ` Stephen Boyd
2025-02-19 17:07     ` Conor Dooley

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