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arm64: dts: qcom: Shikra SD Card support #661

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arm64: dts: qcom: Shikra SD Card support #661

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87ee7a6
FROMLIST: arm64: dts: qcom: Add SD Card support for Shikra SoC
mchunara007 Jun 5, 2026
d7cf406
FROMLIST: arm64: dts: qcom: Enable SD card for Shikra EVK
mchunara007 Jun 4, 2026
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18 changes: 18 additions & 0 deletions arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

#include "shikra-cqm-som.dtsi"
#include "shikra-evk.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
model = "Qualcomm Technologies, Inc. Shikra CQM EVK";
Expand All @@ -15,6 +16,7 @@

aliases {
mmc0 = &sdhc_1;
mmc1 = &sdhc_2; /* SDC2 SD card slot */
serial0 = &uart0;
serial1 = &uart8;
};
Expand Down Expand Up @@ -59,6 +61,22 @@
status = "okay";
};

&sdhc_2 {
vmmc-supply = <&pm4125_l21>;
vqmmc-supply = <&pm4125_l4>;

no-sdio;
no-mmc;

pinctrl-0 = <&sdc2_default &sdc2_card_det_n>;
pinctrl-1 = <&sdc2_sleep &sdc2_card_det_n>;
pinctrl-names = "default", "sleep";

cd-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;

status = "okay";
};

&uart8 {
status = "okay";

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18 changes: 18 additions & 0 deletions arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

#include "shikra-cqm-som.dtsi"
#include "shikra-evk.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
model = "Qualcomm Technologies, Inc. Shikra CQS EVK";
Expand All @@ -15,6 +16,7 @@

aliases {
mmc0 = &sdhc_1;
mmc1 = &sdhc_2; /* SDC2 SD card slot */
serial0 = &uart0;
serial1 = &uart8;
};
Expand Down Expand Up @@ -59,6 +61,22 @@
status = "okay";
};

&sdhc_2 {
vmmc-supply = <&pm4125_l21>;
vqmmc-supply = <&pm4125_l4>;

no-sdio;
no-mmc;

pinctrl-0 = <&sdc2_default &sdc2_card_det_n>;
pinctrl-1 = <&sdc2_sleep &sdc2_card_det_n>;
pinctrl-names = "default", "sleep";

cd-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;

status = "okay";
};

&uart8 {
status = "okay";

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18 changes: 18 additions & 0 deletions arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

#include "shikra-iqs-som.dtsi"
#include "shikra-evk.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
model = "Qualcomm Technologies, Inc. Shikra IQS EVK";
Expand All @@ -15,6 +16,7 @@

aliases {
mmc0 = &sdhc_1;
mmc1 = &sdhc_2; /* SDC2 SD card slot */
serial0 = &uart0;
serial1 = &uart8;
};
Expand Down Expand Up @@ -75,6 +77,22 @@
status = "okay";
};

&sdhc_2 {
vmmc-supply = <&pm8150_l10>;
vqmmc-supply = <&pm8150_l2>;

no-sdio;
no-mmc;

pinctrl-0 = <&sdc2_default &sdc2_card_det_n>;
pinctrl-1 = <&sdc2_sleep &sdc2_card_det_n>;
pinctrl-names = "default", "sleep";

cd-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;

status = "okay";
};

&uart8 {
status = "okay";

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93 changes: 93 additions & 0 deletions arch/arm64/boot/dts/qcom/shikra.dtsi
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Original file line number Diff line number Diff line change
Expand Up @@ -826,6 +826,53 @@
bias-bus-hold;
};
};

sdc2_default: sdc2-default-state {
clk-pins {
pins = "sdc2_clk";
drive-strength = <14>;
bias-disable;
};

cmd-pins {
pins = "sdc2_cmd";
drive-strength = <14>;
bias-pull-up;
};

data-pins {
pins = "sdc2_data";
drive-strength = <14>;
bias-pull-up;
};
};

sdc2_sleep: sdc2-sleep-state {
clk-pins {
pins = "sdc2_clk";
drive-strength = <2>;
bias-disable;
};

cmd-pins {
pins = "sdc2_cmd";
drive-strength = <2>;
bias-pull-up;
};

data-pins {
pins = "sdc2_data";
drive-strength = <2>;
bias-pull-up;
};
};

sdc2_card_det_n: sd-card-det-n-state {
pins = "gpio89";
function = "gpio";
drive-strength = <2>;
bias-pull-up;
};
};

pmu@c91000 {
Expand Down Expand Up @@ -1119,6 +1166,52 @@
};
};

sdhc_2: mmc@4784000 {
compatible = "qcom,shikra-sdhci", "qcom,sdhci-msm-v5";
reg = <0x0 0x4784000 0x0 0x1000>;

interrupts = <GIC_SPI 350 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 353 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "hc_irq", "pwr_irq";

bus-width = <4>;

clocks = <&gcc GCC_SDCC2_AHB_CLK>,
<&gcc GCC_SDCC2_APPS_CLK>,
<&rpmcc RPM_SMD_XO_CLK_SRC>;
clock-names = "iface", "core", "xo";

qcom,dll-config = <0x0007442c>;
qcom,ddr-config = <0x80040868>;

iommus = <&apps_smmu 0x0a0 0x0>;

interconnects = <&system_noc MASTER_SDCC_2 RPM_ALWAYS_TAG
&mc_virt SLAVE_EBI_CH0 RPM_ALWAYS_TAG>,
<&mem_noc MASTER_AMPSS_M0 RPM_ACTIVE_TAG
&config_noc SLAVE_SDCC_2 RPM_ACTIVE_TAG>;
interconnect-names = "sdhc-ddr","cpu-sdhc";

power-domains = <&rpmpd RPMPD_VDDCX>;
operating-points-v2 = <&sdhc2_opp_table>;

status = "disabled";

sdhc2_opp_table: opp-table-2 {
compatible = "operating-points-v2";

opp-100000000 {
opp-hz = /bits/ 64 <100000000>;
required-opps = <&rpmpd_opp_low_svs>;
};

opp-202000000 {
opp-hz = /bits/ 64 <202000000>;
required-opps = <&rpmpd_opp_svs_plus>;
};
};
};

sdhc_ice: crypto@4748000 {
compatible = "qcom,shikra-inline-crypto-engine",
"qcom,inline-crypto-engine";
Expand Down