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Message-ID: <fb3f9ad7-7b6f-fe22-8787-5bfa1d7caf05@linaro.org>
Date: Sat, 26 Nov 2022 15:44:44 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org,
devicetree@...r.kernel.org
Cc: robdclark@...il.com, quic_abhinavk@...cinc.com,
dmitry.baryshkov@...aro.org, sean@...rly.run, airlied@...il.com,
daniel@...ll.ch, robh+dt@...nel.org, dianders@...omium.org,
david@...t.cz, krzysztof.kozlowski+dt@...aro.org,
swboyd@...omium.org, konrad.dybcio@...ainline.org,
agross@...nel.org, andersson@...nel.org,
dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 05/18] dt-bindings: msm: dsi-controller-main: Document
clocks on a per compatible basis
On 24/11/2022 01:47, Bryan O'Donoghue wrote:
> Each compatible has a different set of clocks which are associated with it.
> Add in the list of clocks for each compatible.
>
> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> ---
> .../display/msm/dsi-controller-main.yaml | 154 ++++++++++++++++--
> 1 file changed, 143 insertions(+), 11 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml b/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
> index c4da7179999d2..88aac7d33555c 100644
> --- a/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
> +++ b/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
> @@ -9,9 +9,6 @@ title: Qualcomm Display DSI controller
> maintainers:
> - Krishna Manikandan <quic_mkrishn@...cinc.com>
>
> -allOf:
> - - $ref: "../dsi-controller.yaml#"
> -
> properties:
> compatible:
> items:
> @@ -48,13 +45,8 @@ properties:
> - description: Display AXI clock
>
> clock-names:
> - items:
> - - const: byte
> - - const: byte_intf
> - - const: pixel
> - - const: core
> - - const: iface
> - - const: bus
> + minItems: 6
> + maxItems: 9
>
> phys:
> maxItems: 1
> @@ -147,6 +139,146 @@ required:
> - assigned-clock-parents
> - ports
>
> +allOf:
> + - $ref: "../dsi-controller.yaml#"
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,apq8064-dsi-ctrl
> + then:
> + properties:
> + clocks:
> + maxItems: 7
> + clock-names:
> + items:
> + - const: iface
> + - const: bus
> + - const: core_mmss
> + - const: src
> + - const: byte
> + - const: pixel
> + - const: core
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,msm8916-dsi-ctrl
> + then:
> + properties:
> + clocks:
> + maxItems: 6
> + clock-names:
> + items:
> + - const: mdp_core
> + - const: iface
> + - const: bus
> + - const: byte
> + - const: pixel
> + - const: core
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,msm8974-dsi-ctrl
> + then:
> + properties:
> + clocks:
> + maxItems: 3
> + clock-names:
> + items:
> + - const: iface
> + - const: bus
> + - const: vsync
minItems are 6, so does it actually work?
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,msm8996-dsi-ctrl
> + then:
> + properties:
> + clocks:
> + maxItems: 7
> + clock-names:
> + items:
> + - const: mdp_core
> + - const: byte
> + - const: iface
> + - const: bus
> + - const: core_mmss
> + - const: pixel
> + - const: core
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sc7180-dsi-ctrl
> + - qcom,sc7280-dsi-ctrl
> + - qcom,sm8250-dsi-ctrl
> + then:
> + properties:
> + clocks:
> + maxItems: 6
> + clock-names:
> + items:
> + - const: byte
> + - const: byte_intf
> + - const: pixel
> + - const: core
> + - const: iface
> + - const: bus
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sdm630-dsi-ctrl
> + - qcom,sdm660-dsi-ctrl
> + then:
> + properties:
> + clocks:
> + maxItems: 9
> + clock-names:
> + items:
> + - const: mdp_core
> + - const: byte
> + - const: byte_intf
> + - const: mnoc
> + - const: iface
> + - const: bus
> + - const: core_mmss
> + - const: pixel
> + - const: core
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sdm845-dsi-ctrl
> + then:
> + properties:
> + clocks:
> + maxItems: 6
> + clock-names:
> + items:
> + - const: byte
> + - const: byte_intf
> + - const: pixel
> + - const: core
> + - const: iface
> + - const: bus
> +
> additionalProperties: false
>
> examples:
> @@ -157,7 +289,7 @@ examples:
> #include <dt-bindings/power/qcom-rpmpd.h>
>
> dsi@...4000 {
> - compatible = "qcom,mdss-dsi-ctrl";
> + compatible = "qcom,sc7180-dsi-ctrl", "qcom,mdss-dsi-ctrl";
Not related to this patch.
Best regards,
Krzysztof
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