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arm64: dts: qcom: lemans-evk: Update SDHC storage support via overlays #337

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arm64: dts: qcom: lemans-evk: Update SDHC storage support via overlays #337

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63ed128
arm64: dts: qcom: lemans-evk: Move SD card support to overlay
mchunara007 Feb 26, 2026
97642e6
arm64: dts: qcom: lemans-evk: Add SDHCI support for eMMC via overlay
mchunara007 Feb 26, 2026
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6 changes: 6 additions & 0 deletions arch/arm64/boot/dts/qcom/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,12 @@ dtb-$(CONFIG_ARCH_QCOM) += ipq9574-rdp454.dtb
dtb-$(CONFIG_ARCH_QCOM) += kaanapali-mtp.dtb
dtb-$(CONFIG_ARCH_QCOM) += lemans-evk.dtb

lemans-evk-emmc-dtbs := lemans-evk.dtb lemans-evk-emmc.dtbo
dtb-$(CONFIG_ARCH_QCOM) += lemans-evk-emmc.dtb

lemans-evk-sd-card-dtbs := lemans-evk.dtb lemans-evk-sd-card.dtbo
dtb-$(CONFIG_ARCH_QCOM) += lemans-evk-sd-card.dtb

lemans-evk-camera-csi1-imx577-dtbs := lemans-evk.dtb lemans-evk-camera-csi1-imx577.dtbo
lemans-evk-el2-dtbs := lemans-evk.dtb lemans-el2.dtbo

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64 changes: 64 additions & 0 deletions arch/arm64/boot/dts/qcom/lemans-evk-emmc.dtso
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Original file line number Diff line number Diff line change
@@ -0,0 +1,64 @@
// SPDX-License-Identifier: BSD-3-Clause
/*
* Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
*/

/dts-v1/;
/plugin/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/clock/qcom,sa8775p-gcc.h>

/ {
vmmc_sdc1: regulator-l8c {
compatible = "regulator-fixed";
regulator-name = "vreg-sdc1";

regulator-min-microvolt = <2960000>;
regulator-max-microvolt = <2960000>;
};

vqmmc_sdc1: regulator-s4a {
compatible = "regulator-fixed";
regulator-name = "vqmmc-sdc1";

regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
};

&sdhc {
vmmc-supply = <&vmmc_sdc1>;
vqmmc-supply = <&vqmmc_sdc1>;

pinctrl-0 = <&sdc_default>, <&sdc_rclk>;
pinctrl-1 = <&sdc_sleep>, <&sdc_rclk_sleep>;

pinctrl-names = "default", "sleep";

supports-cqe;
non-removable;

qcom,dll-config = <0x000F64EC>;
max-frequency = <50000000>;

bus-width = <8>;
no-sd;
no-sdio;

status = "okay";
};

&tlmm {
sdc_rclk: sdc1-rclk-state {
pins = "sdc1_rclk";
bias-pull-down;
};

sdc_rclk_sleep: sdc1-rclk-sleep-state {
pins = "sdc1_rclk";
drive-strength = <2>;
bias-bus-hold;
};
};
25 changes: 25 additions & 0 deletions arch/arm64/boot/dts/qcom/lemans-evk-sd-card.dtso
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@@ -0,0 +1,25 @@
// SPDX-License-Identifier: BSD-3-Clause
/*
* Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
*/

/dts-v1/;
/plugin/;

#include <dt-bindings/gpio/gpio.h>

&sdhc {
vmmc-supply = <&vmmc_sdc>;
vqmmc-supply = <&vreg_sdc>;

pinctrl-0 = <&sdc_default>, <&sd_cd>;
pinctrl-1 = <&sdc_sleep>, <&sd_cd>;
pinctrl-names = "default", "sleep";

bus-width = <4>;
cd-gpios = <&tlmm 36 GPIO_ACTIVE_LOW>;
no-mmc;
no-sdio;

status = "okay";
};
16 changes: 0 additions & 16 deletions arch/arm64/boot/dts/qcom/lemans-evk.dts
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Expand Up @@ -934,22 +934,6 @@
};
};

&sdhc {
vmmc-supply = <&vmmc_sdc>;
vqmmc-supply = <&vreg_sdc>;

pinctrl-0 = <&sdc_default>, <&sd_cd>;
pinctrl-1 = <&sdc_sleep>, <&sd_cd>;
pinctrl-names = "default", "sleep";

bus-width = <4>;
cd-gpios = <&tlmm 36 GPIO_ACTIVE_LOW>;
no-mmc;
no-sdio;

status = "okay";
};

&serdes0 {
phy-supply = <&vreg_l5a>;
vdda-0p9-supply = <&vreg_l4a>;
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10 changes: 7 additions & 3 deletions arch/arm64/boot/dts/qcom/lemans.dtsi
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Expand Up @@ -3875,17 +3875,21 @@

sdhc: mmc@87c4000 {
compatible = "qcom,sa8775p-sdhci", "qcom,sdhci-msm-v5";
reg = <0x0 0x087c4000 0x0 0x1000>;
reg = <0x0 0x87C4000 0x0 0x1000>,
<0x0 0x87C5000 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>;
<&gcc GCC_SDCC1_APPS_CLK>,
<&rpmhcc RPMH_CXO_CLK>;
clock-names = "iface",
"core";
"core",
"xo";

interconnects = <&aggre1_noc MASTER_SDC QCOM_ICC_TAG_ALWAYS
&mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
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