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From: "André Draszik" <andre.draszik@linaro.org>
To: Peter Griffin <peter.griffin@linaro.org>,
	Tudor Ambarus	 <tudor.ambarus@linaro.org>,
	Michael Turquette <mturquette@baylibre.com>,
	 Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Alim Akhtar <alim.akhtar@samsung.com>,
	Sylwester Nawrocki	 <s.nawrocki@samsung.com>,
	Chanwoo Choi <cw00.choi@samsung.com>
Cc: linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org,
	devicetree@vger.kernel.org,  linux-kernel@vger.kernel.org,
	Krzysztof Kozlowski <krzk@kernel.org>,
	 kernel-team@android.com, Will McVicker <willmcvicker@google.com>,
	Juan Yescas	 <jyescas@google.com>,
	Doug Anderson <dianders@google.com>
Subject: Re: [PATCH v2 2/5] dt-bindings: clock: google,gs101-clock: Add DPU clock management unit
Date: Mon, 12 Jan 2026 14:32:49 +0000	[thread overview]
Message-ID: <0076e60fb5a4d3a6970d93b4768d4f083baa7a83.camel@linaro.org> (raw)
In-Reply-To: <20260112-dpu-clocks-v2-2-bd00903fdeb9@linaro.org>

On Mon, 2026-01-12 at 14:16 +0000, Peter Griffin wrote:
> Add dt schema documentation and clock IDs for the Display Process Unit
> (DPU) clock management unit (CMU). This CMU feeds IPs such as image scaler,
> enhancer and compressor.
> 
> Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
> ---
> Changes in v2
>  - alphanumeric placement (Krzysztof)
> ---
>  .../bindings/clock/google,gs101-clock.yaml         | 19 ++++++++++++
>  include/dt-bindings/clock/google,gs101.h           | 36 ++++++++++++++++++++++
>  2 files changed, 55 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/google,gs101-clock.yaml b/Documentation/devicetree/bindings/clock/google,gs101-
> clock.yaml
> index a8176687bb773ae90800b9c256bcccebfdef2e49..00620ab1872db0489dce1823ab500c0062b651f0 100644
> --- a/Documentation/devicetree/bindings/clock/google,gs101-clock.yaml
> +++ b/Documentation/devicetree/bindings/clock/google,gs101-clock.yaml
> @@ -28,6 +28,7 @@ properties:
>    compatible:
>      enum:
>        - google,gs101-cmu-apm
> +      - google,gs101-cmu-dpu
>        - google,gs101-cmu-hsi0
>        - google,gs101-cmu-hsi2
>        - google,gs101-cmu-misc
> @@ -82,6 +83,24 @@ allOf:
>            items:
>              - const: oscclk
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: google,gs101-cmu-dpu
> +
> +    then:
> +      properties:
> +        clocks:
> +          items:
> +            - description: External reference clock (24.576 MHz)
> +            - description: DPU bus clock (from CMU_TOP)
> +
> +        clock-names:
> +          items:
> +            - const: oscclk
> +            - const: bus
> +
>    - if:
>        properties:
>          compatible:
> diff --git a/include/dt-bindings/clock/google,gs101.h b/include/dt-bindings/clock/google,gs101.h
> index 442f9e9037dc33198a1cee20af62fc70bbd96605..4ee46503663c1f8d9463536c347de5d991474145 100644
> --- a/include/dt-bindings/clock/google,gs101.h
> +++ b/include/dt-bindings/clock/google,gs101.h
> @@ -634,4 +634,40 @@
>  #define CLK_GOUT_PERIC1_CLK_PERIC1_USI9_USI_CLK		45
>  #define CLK_GOUT_PERIC1_SYSREG_PERIC1_PCLK		46
>  
> +/* CMU_DPU */

Maybe add this block before hsi0 and after apm to keep alphabetic ordering
of CMU blocks in this file.

Cheers,
Andre'

  reply	other threads:[~2026-01-12 14:32 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-12 14:16 [PATCH v2 0/5] gs101: Add support for Display Process Unit (DPU) clocks Peter Griffin
2026-01-12 14:16 ` [PATCH v2 1/5] dt-bindings: clock: google,gs101-clock: fix alphanumeric ordering Peter Griffin
2026-01-12 14:26   ` André Draszik
2026-01-13  9:13     ` Peter Griffin
2026-01-13  9:58       ` André Draszik
2026-01-13 10:01         ` Peter Griffin
2026-01-12 14:16 ` [PATCH v2 2/5] dt-bindings: clock: google,gs101-clock: Add DPU clock management unit Peter Griffin
2026-01-12 14:32   ` André Draszik [this message]
2026-01-13  9:45     ` Peter Griffin
2026-01-12 14:16 ` [PATCH v2 3/5] dt-bindings: samsung: exynos-sysreg: add gs101 dpu compatible Peter Griffin
2026-01-12 14:35   ` André Draszik
2026-01-12 14:16 ` [PATCH v2 4/5] clk: samsung: gs101: add support for Display Process Unit (DPU) clocks Peter Griffin
2026-01-12 15:07   ` André Draszik
2026-01-13 10:21     ` Peter Griffin
2026-01-12 14:16 ` [PATCH v2 5/5] arm64: dts: exynos: gs101: add cmu_dpu and sysreg_dpu dt nodes Peter Griffin
2026-01-12 14:54   ` André Draszik

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