[PATCH V4 1/2] arm64: dts: qcom: Add eMMC support for qcs8300
From: Sayali Lokhande <hidden>
Date: 2025-07-16 08:51:54
Also in:
linux-arm-msm, linux-mmc, lkml
Subsystem:
arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers:
Bjorn Andersson, Konrad Dybcio, Linus Torvalds
Add eMMC support for qcs8300 board. Signed-off-by: Sayali Lokhande <redacted> Reviewed-by: Konrad Dybcio <redacted> --- arch/arm64/boot/dts/qcom/qcs8300.dtsi | 113 ++++++++++++++++++++++++++ 1 file changed, 113 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcs8300.dtsi b/arch/arm64/boot/dts/qcom/qcs8300.dtsi
index 7ada029c32c1..a82a65a93346 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs8300.dtsi@@ -3837,6 +3837,69 @@ clock-names = "apb_pclk"; }; + sdhc_1: mmc@87c4000 { + compatible = "qcom,qcs8300-sdhci", "qcom,sdhci-msm-v5"; + reg = <0x0 0x087c4000 0x0 0x1000>, + <0x0 0x087c5000 0x0 0x1000>; + reg-names = "hc", + "cqhci"; + + interrupts = <GIC_SPI 383 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 521 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "hc_irq", + "pwr_irq"; + + clocks = <&gcc GCC_SDCC1_AHB_CLK>, + <&gcc GCC_SDCC1_APPS_CLK>, + <&rpmhcc RPMH_CXO_CLK>; + clock-names = "iface", + "core", + "xo"; + + resets = <&gcc GCC_SDCC1_BCR>; + + power-domains = <&rpmhpd RPMHPD_CX>; + operating-points-v2 = <&sdhc1_opp_table>; + iommus = <&apps_smmu 0x0 0x0>; + interconnects = <&aggre1_noc MASTER_SDC QCOM_ICC_TAG_ALWAYS + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, + <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY + &config_noc SLAVE_SDC1 QCOM_ICC_TAG_ACTIVE_ONLY>; + interconnect-names = "sdhc-ddr", + "cpu-sdhc"; + + qcom,dll-config = <0x000f64ee>; + qcom,ddr-config = <0x80040868>; + supports-cqe; + dma-coherent; + + status = "disabled"; + + sdhc1_opp_table: opp-table { + compatible = "operating-points-v2"; + + opp-50000000 { + opp-hz = /bits/ 64 <50000000>; + required-opps = <&rpmhpd_opp_low_svs>; + }; + + opp-100000000 { + opp-hz = /bits/ 64 <100000000>; + required-opps = <&rpmhpd_opp_svs>; + }; + + opp-200000000 { + opp-hz = /bits/ 64 <200000000>; + required-opps = <&rpmhpd_opp_svs_l1>; + }; + + opp-384000000 { + opp-hz = /bits/ 64 <384000000>; + required-opps = <&rpmhpd_opp_nom>; + }; + }; + }; + usb_1_hsphy: phy@8904000 { compatible = "qcom,qcs8300-usb-hs-phy", "qcom,usb-snps-hs-7nm-phy";
@@ -5042,6 +5105,56 @@ pins = "gpio13"; function = "qup2_se0"; }; + + sdc1_state_on: sdc1-on-state { + clk-pins { + pins = "sdc1_clk"; + drive-strength = <16>; + bias-disable; + }; + + cmd-pins { + pins = "sdc1_cmd"; + drive-strength = <10>; + bias-pull-up; + }; + + data-pins { + pins = "sdc1_data"; + drive-strength = <10>; + bias-pull-up; + }; + + rclk-pins { + pins = "sdc1_rclk"; + bias-pull-down; + }; + }; + + sdc1_state_off: sdc1-off-state { + clk-pins { + pins = "sdc1_clk"; + drive-strength = <2>; + bias-bus-hold; + }; + + cmd-pins { + pins = "sdc1_cmd"; + drive-strength = <2>; + bias-bus-hold; + }; + + data-pins { + pins = "sdc1_data"; + drive-strength = <2>; + bias-bus-hold; + }; + + rclk-pins { + pins = "sdc1_rclk"; + bias-bus-hold; + }; + }; }; sram: sram@146d8000 {
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