[PATCH 3/3] arm64: dts: qcom: Enable SD card for Shikra EVK

Monish Chunara monish.chunara at oss.qualcomm.com
Fri Sep 11 02:39:32 PDT 2026


Enable SD card for Shikra CQS, CQM and IQS EVK variants. Configure the
vmmc/vqmmc regulators and gpio-based card detection for each board
variant.

Reviewed-by: Konrad Dybcio <konrad.dybcio at oss.qualcomm.com>
Signed-off-by: Monish Chunara <monish.chunara at oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts |  8 ++++++++
 arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts |  8 ++++++++
 arch/arm64/boot/dts/qcom/shikra-evk.dtsi    | 13 +++++++++++++
 arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts |  8 ++++++++
 4 files changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
index 286ea46d0c36..2d81b39cc9c1 100644
--- a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
+++ b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
@@ -15,6 +15,7 @@ / {
 
 	aliases {
 		mmc0 = &sdhc_1;
+		mmc1 = &sdhc_2; /* SDC2 SD card slot */
 		serial0 = &uart0;
 	};
 
@@ -66,6 +67,13 @@ &sdhc_1 {
 	status = "okay";
 };
 
+&sdhc_2 {
+	vmmc-supply = <&pm4125_l21>;
+	vqmmc-supply = <&pm4125_l4>;
+
+	status = "okay";
+};
+
 &usb_1 {
 	dr_mode = "otg";
 };
diff --git a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
index 01400612d147..570e77e6d1cc 100644
--- a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
+++ b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
@@ -15,6 +15,7 @@ / {
 
 	aliases {
 		mmc0 = &sdhc_1;
+		mmc1 = &sdhc_2; /* SDC2 SD card slot */
 		serial0 = &uart0;
 	};
 
@@ -66,6 +67,13 @@ &sdhc_1 {
 	status = "okay";
 };
 
+&sdhc_2 {
+	vmmc-supply = <&pm4125_l21>;
+	vqmmc-supply = <&pm4125_l4>;
+
+	status = "okay";
+};
+
 &usb_1 {
 	dr_mode = "otg";
 };
diff --git a/arch/arm64/boot/dts/qcom/shikra-evk.dtsi b/arch/arm64/boot/dts/qcom/shikra-evk.dtsi
index 7cdbd257e9c9..620c9956d5e6 100644
--- a/arch/arm64/boot/dts/qcom/shikra-evk.dtsi
+++ b/arch/arm64/boot/dts/qcom/shikra-evk.dtsi
@@ -3,6 +3,8 @@
  * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
  */
 
+#include <dt-bindings/gpio/gpio.h>
+
 &gpu {
 	status = "okay";
 };
@@ -17,6 +19,17 @@ &qupv3_0 {
 	status = "okay";
 };
 
+&sdhc_2 {
+	pinctrl-0 = <&sdc2_default &sdc2_card_det_n>;
+	pinctrl-1 = <&sdc2_sleep &sdc2_card_det_n>;
+	pinctrl-names = "default", "sleep";
+
+	no-sdio;
+	no-mmc;
+
+	cd-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts b/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
index 543d769125ef..a1757e24d1cd 100644
--- a/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
+++ b/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
@@ -15,6 +15,7 @@ / {
 
 	aliases {
 		mmc0 = &sdhc_1;
+		mmc1 = &sdhc_2; /* SDC2 SD card slot */
 		serial0 = &uart0;
 	};
 
@@ -58,6 +59,13 @@ &sdhc_1 {
 	status = "okay";
 };
 
+&sdhc_2 {
+	vmmc-supply = <&pm8150_l10>;
+	vqmmc-supply = <&pm8150_l2>;
+
+	status = "okay";
+};
+
 &usb_1_hsphy {
 	vdd-supply = <&pm8150_l4>;
 	vdda-pll-supply = <&pm8150_l12>;
-- 
2.34.1




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