Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <c9681bce-efa8-9b79-4bf6-837dd6a2dc12@linaro.org>
Date:   Sat, 24 Jun 2023 03:45:02 +0200
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101
 Thunderbird/102.12.0
Subject: Re: [PATCH 03/15] dt-bindings: clock: qcom,dispcc-sm6125: Require GCC
 PLL0 DIV clock
Content-Language: en-US
To:     Marijn Suijten <marijn.suijten@somainline.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Rob Clark <robdclark@gmail.com>,
        Abhinav Kumar <quic_abhinavk@quicinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Krishna Manikandan <quic_mkrishn@quicinc.com>
Cc:     ~postmarketos/upstreaming@lists.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>,
        Martin Botka <martin.botka@somainline.org>,
        Jami Kettunen <jami.kettunen@somainline.org>,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Krzysztof Kozlowski <krzk@kernel.org>,
        linux-clk@vger.kernel.org, dri-devel@lists.freedesktop.org,
        freedreno@lists.freedesktop.org, Lux Aliaga <they@mint.lgbt>
References: <20230624-sm6125-dpu-v1-0-1d5a638cebf2@somainline.org>
 <20230624-sm6125-dpu-v1-3-1d5a638cebf2@somainline.org>
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
In-Reply-To: <20230624-sm6125-dpu-v1-3-1d5a638cebf2@somainline.org>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 24.06.2023 02:41, Marijn Suijten wrote:
> The "gcc_disp_gpll0_div_clk_src" clock is consumed by the driver, will
> be passed from DT, and should be required by the bindings.
> 
> Fixes: 8397c9c0c26b ("dt-bindings: clock: add QCOM SM6125 display clock bindings")
> Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
> ---
Ideally, you'd stick it at the bottom of the list, as the items: order
is part of the ABI

Konrad
>  Documentation/devicetree/bindings/clock/qcom,dispcc-sm6125.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/qcom,dispcc-sm6125.yaml b/Documentation/devicetree/bindings/clock/qcom,dispcc-sm6125.yaml
> index 2acf487d8a2f..11ec154503a3 100644
> --- a/Documentation/devicetree/bindings/clock/qcom,dispcc-sm6125.yaml
> +++ b/Documentation/devicetree/bindings/clock/qcom,dispcc-sm6125.yaml
> @@ -23,6 +23,7 @@ properties:
>    clocks:
>      items:
>        - description: Board XO source
> +      - description: GPLL0 div source from GCC
>        - description: Byte clock from DSI PHY0
>        - description: Pixel clock from DSI PHY0
>        - description: Pixel clock from DSI PHY1
> @@ -32,6 +33,7 @@ properties:
>    clock-names:
>      items:
>        - const: bi_tcxo
> +      - const: gcc_disp_gpll0_div_clk_src
>        - const: dsi0_phy_pll_out_byteclk
>        - const: dsi0_phy_pll_out_dsiclk
>        - const: dsi1_phy_pll_out_dsiclk
> @@ -65,12 +67,14 @@ examples:
>        compatible = "qcom,sm6125-dispcc";
>        reg = <0x5f00000 0x20000>;
>        clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>,
> +               <&gcc GCC_DISP_GPLL0_DIV_CLK_SRC>,
>                 <&dsi0_phy 0>,
>                 <&dsi0_phy 1>,
>                 <&dsi1_phy 1>,
>                 <&dp_phy 0>,
>                 <&dp_phy 1>;
>        clock-names = "bi_tcxo",
> +                    "gcc_disp_gpll0_div_clk_src",
>                      "dsi0_phy_pll_out_byteclk",
>                      "dsi0_phy_pll_out_dsiclk",
>                      "dsi1_phy_pll_out_dsiclk",
>