linux-kernel - Re: [PATCH v3 5/9] arm64: dts: qcom: sa8775p: add the spi16 node

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Date:   Mon, 6 Mar 2023 15:55:51 +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 5/9] arm64: dts: qcom: sa8775p: add the spi16 node



On 16.02.2023 13:52, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> Add the SPI controller node for the interface exposed on the sa8775p-ride
> development board.
> 
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sa8775p.dtsi | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index 4666e5341922..eda5d107961b 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -503,6 +503,27 @@ qupv3_id_2: geniqup@...000 {
>  			iommus = <&apps_smmu 0x5a3 0x0>;
>  			status = "disabled";
>  
> +			spi16: spi@...000 {
> +				compatible = "qcom,geni-spi";
> +				reg = <0x0 0x888000 0x0 0x4000>;
> +				#address-cells = <1>;
> +				#size-cells = <0>;
Meh, I sorta frown upon placing it here but it's been like that
everywhere else.. If nobody else complains, I won't either.

> +				interrupts = <GIC_SPI 584 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&gcc GCC_QUPV3_WRAP2_S2_CLK>;
> +				clock-names = "se";
> +				interconnects = <&clk_virt MASTER_QUP_CORE_2 0
#include <dt-bindings/interconnect/qcom,icc.h>

0 -> QCOM_ICC_TAG_ALWAYS

Konrad
> +						 &clk_virt SLAVE_QUP_CORE_2 0>,
> +						<&gem_noc MASTER_APPSS_PROC 0
> +						 &config_noc SLAVE_QUP_2 0>,
> +						<&aggre2_noc MASTER_QUP_2 0
> +						 &mc_virt SLAVE_EBI1 0>;
> +				interconnect-names = "qup-core",
> +						     "qup-config",
> +						     "qup-memory";
> +				power-domains = <&rpmhpd SA8775P_CX>;
> +				status = "disabled";
> +			};
> +
>  			i2c18: i2c@...000 {
>  				compatible = "qcom,geni-i2c";
>  				reg = <0x0 0x890000 0x0 0x4000>;