Re: [PATCH v2 2/4] arm: dts: qcom: qdu1000: Add SDHCI node

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On Mon, May 22, 2023 at 03:06:18PM +0530, Komal Bajaj wrote:

Path says arch/arm64/, so $subject should start "arm64: dts: qcom: ..."

> Add sdhc node for eMMC on QDU1000 and QRU1000 SoCs.
> 
> Signed-off-by: Komal Bajaj <quic_kbajaj@xxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/qdu1000.dtsi | 51 +++++++++++++++++++++++++++
>  1 file changed, 51 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> index 734438113bba..38ee7115a35f 100644
> --- a/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> @@ -19,6 +19,10 @@
>  
>  	chosen: chosen { };
>  
> +	aliases {
> +		mmc0 = &sdhc_1; /* eMMC */

Don't we just have a single SDC instance on this platform? If so you
don't need aliases.

> +	};
> +
>  	cpus {
>  		#address-cells = <2>;
>  		#size-cells = <0>;
> @@ -842,6 +846,53 @@
>  			#hwlock-cells = <1>;
>  		};
>  
> +		sdhc_1: mmc@8804000 {

And you can skip the "_1" suffix...

Regards,
Bjorn

> +			compatible = "qcom,qdu1000-sdhci", "qcom,sdhci-msm-v5";
> +			reg = <0x0 0x08804000 0x0 0x1000>,
> +			      <0x0 0x08805000 0x0 0x1000>;
> +			reg-names = "hc", "cqhci";
> +
> +			interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "hc_irq", "pwr_irq";
> +
> +			clocks = <&gcc GCC_SDCC5_AHB_CLK>,
> +				 <&gcc GCC_SDCC5_APPS_CLK>,
> +				 <&rpmhcc RPMH_CXO_CLK>;
> +			clock-names = "iface",
> +				      "core",
> +				      "xo";
> +
> +			resets = <&gcc GCC_SDCC5_BCR>;
> +
> +			interconnects = <&system_noc MASTER_SDCC_1 0 &mc_virt SLAVE_EBI1 0>,
> +					<&gem_noc MASTER_APPSS_PROC 0 &system_noc SLAVE_SDCC_2 0>;
> +			interconnect-names = "sdhc-ddr", "cpu-sdhc";
> +			power-domains = <&rpmhpd QDU1000_CX>;
> +			operating-points-v2 = <&sdhc1_opp_table>;
> +
> +			iommus = <&apps_smmu 0x80 0x0>;
> +			dma-coherent;
> +
> +			bus-width = <8>;
> +
> +			qcom,dll-config = <0x0007642c>;
> +			qcom,ddr-config = <0x80040868>;
> +
> +			status = "disabled";
> +
> +			sdhc1_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				opp-384000000 {
> +					opp-hz = /bits/ 64 <384000000>;
> +					required-opps = <&rpmhpd_opp_nom>;
> +					opp-peak-kBps = <6528000 1652800>;
> +					opp-avg-kBps = <400000 0>;
> +				};
> +			};
> +		};
> +
>  		pdc: interrupt-controller@b220000 {
>  			compatible = "qcom,qdu1000-pdc", "qcom,pdc";
>  			reg = <0x0 0xb220000 0x0 0x30000>, <0x0 0x174000f0 0x0 0x64>;
> -- 
> 2.17.1
> 



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