Re: [PATCH 3/4] arm64: dts: qcom: Add SD Card support for Glymur SoC

From: Konrad Dybcio

Date: Thu Jun 11 2026 - 05:05:06 EST


On 6/10/26 1:15 PM, Monish Chunara wrote:
> From: Monish Chunara <monish.chunara@xxxxxxxxxxxxxxxx>
>
> Add support for SD card on Glymur SoC and enable the required pinctrl
> configurations.
>
> Co-developed-by: Sachin <ssachin@xxxxxxxxxxxxxxxx>
> Signed-off-by: Sachin <ssachin@xxxxxxxxxxxxxxxx>

Firstname Lastname?

> Signed-off-by: Monish Chunara <monish.chunara@xxxxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/glymur.dtsi | 91 ++++++++++++++++++++++++++++
> 1 file changed, 91 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/glymur.dtsi b/arch/arm64/boot/dts/qcom/glymur.dtsi
> index 20b49af7298e..0989fe39e7ef 100644
> --- a/arch/arm64/boot/dts/qcom/glymur.dtsi
> +++ b/arch/arm64/boot/dts/qcom/glymur.dtsi
> @@ -3927,6 +3927,57 @@ lpass_ag_noc: interconnect@7e40000 {
> #interconnect-cells = <2>;
> };
>
> + sdhc_2: mmc@8804000 {
> + compatible = "qcom,glymur-sdhci", "qcom,sdhci-msm-v5";
> +
> + reg = <0x0 0x08804000 0x0 0x1000>;

nit: Let's drop the \n above
> +
> + interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "hc_irq",
> + "pwr_irq";
> +
> + clocks = <&gcc GCC_SDCC2_AHB_CLK>,
> + <&gcc GCC_SDCC2_APPS_CLK>,
> + <&rpmhcc RPMH_CXO_CLK>;
> + clock-names = "iface",
> + "core",
> + "xo";
> +
> + iommus = <&apps_smmu 0xd00 0>;

'0x0' for the second value as it's a mask, please

> + qcom,dll-config = <0x0007442c>;
> + qcom,ddr-config = <0x80040868>;
> +
> + power-domains = <&rpmhpd RPMHPD_CX>;
> + operating-points-v2 = <&sdhc2_opp_table>;
> +
> + interconnects = <&aggre3_noc MASTER_SDCC_2 QCOM_ICC_TAG_ALWAYS
> + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
> + <&hsc_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
> + &config_noc SLAVE_SDCC_2 QCOM_ICC_TAG_ACTIVE_ONLY>;
> + interconnect-names = "sdhc-ddr",
> + "cpu-sdhc";
> +
> + bus-width = <4>;
> + dma-coherent;
> +
> + status = "disabled";
> +
> + sdhc2_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-100000000 {
> + opp-hz = /bits/ 64 <100000000>;
> + required-opps = <&rpmhpd_opp_low_svs>;
> + };

The SDC doc says this should be 50 MHz> +
> + opp-202000000 {
> + opp-hz = /bits/ 64 <202000000>;
> + required-opps = <&rpmhpd_opp_svs_l1>;

And that this should be opp_nom

But the clock plan doc has info that corresponds with the content of
your patch, please check which one is correct and file a request for
fixing the wrong one

Konrad