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: <2b261072-6a3c-8cc6-bbb7-edf024f15cbf@somainline.org>
Date:   Sat, 1 Oct 2022 22:11:54 +0200
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101
 Thunderbird/102.3.0
Subject: Re: [PATCH 1/1] arm64: dts: qcom: sm6125: Add dispcc node
Content-Language: en-US
To:     Martin Botka <martin.botka@somainline.org>, martin.botka1@gmail.com
Cc:     ~postmarketos/upstreaming@lists.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@somainline.org>,
        Marijn Suijten <marijn.suijten@somainline.org>,
        Jami Kettunen <jamipkettunen@somainline.org>,
        Paul Bouchara <paul.bouchara@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>,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <20221001185321.492532-1-martin.botka@somainline.org>
From:   Konrad Dybcio <konrad.dybcio@somainline.org>
In-Reply-To: <20221001185321.492532-1-martin.botka@somainline.org>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk


On 1.10.2022 20:53, Martin Botka wrote:
> Add the dispcc node for the newly added DISPCC
> driver for Qualcomm Technology Inc's SM6125 SoC.
> 
> Signed-off-by: Martin Botka <martin.botka@somainline.org>
> ---
>  arch/arm64/boot/dts/qcom/sm6125.dtsi | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6125.dtsi b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> index 62f216bfca4f..ffbcee009279 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> @@ -3,6 +3,7 @@
>   * Copyright (c) 2021, Martin Botka <martin.botka@somainline.org>
>   */
>  
> +#include <dt-bindings/clock/qcom,dispcc-sm6125.h>
>  #include <dt-bindings/clock/qcom,gcc-sm6125.h>
>  #include <dt-bindings/clock/qcom,rpmcc.h>
>  #include <dt-bindings/gpio/gpio.h>
> @@ -367,6 +368,17 @@ soc {
>  		ranges = <0x00 0x00 0x00 0xffffffff>;
>  		compatible = "simple-bus";
>  
> +		dispcc: clock-controller@5f00000 {
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			compatible = "qcom,dispcc-sm6125";
> +			reg = <0x5f00000 0x20000>;
Please pad the address to 8 hex digits and sort the properties properly.
> +			clocks = <&gcc GCC_DISP_AHB_CLK>;
> +			clock-names = "cfg_ahb_clk";
This driver does not expect this clock. It does however expect:

bi_tcxo
dp_phy_pll_link_clk
dp_phy_pll_vco_div_clk
dsi0_phy_pll_out_byteclk
dsi0_phy_pll_out_dsiclk
dsi1_phy_pll_out_dsiclk
gcc_disp_gpll0_div_clk_src

Konrad
> +			#clock-cells = <1>;
> +			#power-domain-cells = <1>;
> +		};
> +
>  		tcsr_mutex: hwlock@340000 {
>  			compatible = "qcom,tcsr-mutex";
>  			reg = <0x00340000 0x20000>;