linux-kernel - Re: [PATCH v3 7/9] arm64: dts: qcom: sa8775p: add high-speed UART nodes

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Date:   Mon, 6 Mar 2023 15:58:03 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH v3 7/9] arm64: dts: qcom: sa8775p: add high-speed UART
 nodes



On 16.02.2023 13:52, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> Add two UART nodes that are known to be used by existing development
> boards with this SoC.
> 
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sa8775p.dtsi | 31 +++++++++++++++++++++++++++
>  1 file changed, 31 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index eda5d107961b..ce5976e36aee 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -489,6 +489,21 @@ &clk_virt SLAVE_QUP_CORE_1 0>,
>  				operating-points-v2 = <&qup_opp_table_100mhz>;
>  				status = "disabled";
>  			};
> +
> +			uart12: serial@...000 {
> +				compatible = "qcom,geni-uart";
> +				reg = <0x0 0xa94000 0x0 0x4000>;
The address part ought to be padded to 8 hex digits

> +				interrupts = <GIC_SPI 358 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&gcc GCC_QUPV3_WRAP1_S5_CLK>;
> +				clock-names = "se";
> +				interconnects = <&clk_virt MASTER_QUP_CORE_1 0
Please use the bindings constants as pointed out in the previous replies.


> +						 &clk_virt SLAVE_QUP_CORE_1 0>,
> +						<&gem_noc MASTER_APPSS_PROC 0
> +						 &config_noc SLAVE_QUP_1 0>;
> +				interconnect-names = "qup-core", "qup-config";
> +				power-domains = <&rpmhpd SA8775P_CX>;
> +				status = "disabled";
> +			};
>  		};
>  
>  		qupv3_id_2: geniqup@...000 {
> @@ -524,6 +539,22 @@ &config_noc SLAVE_QUP_2 0>,
>  				status = "disabled";
>  			};
>  
> +			uart17: serial@...000 {
> +				compatible = "qcom,geni-uart";
> +				reg = <0x0 0x88c000 0x0 0x4000>;
Ditto

> +				interrupts-extended = <&intc GIC_SPI 585 IRQ_TYPE_LEVEL_HIGH>,
> +						      <&tlmm 94 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&gcc GCC_QUPV3_WRAP2_S3_CLK>;
> +				clock-names = "se";
> +				interconnects = <&clk_virt MASTER_QUP_CORE_2 0
> +						 &clk_virt SLAVE_QUP_CORE_2 0>,
Ditto

Konrad
> +						<&gem_noc MASTER_APPSS_PROC 0
> +						 &config_noc SLAVE_QUP_2 0>;
> +				interconnect-names = "qup-core", "qup-config";
> +				power-domains = <&rpmhpd SA8775P_CX>;
> +				status = "disabled";
> +			};
> +
>  			i2c18: i2c@...000 {
>  				compatible = "qcom,geni-i2c";
>  				reg = <0x0 0x890000 0x0 0x4000>;