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From: Monish Chunara <monish.chunara@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
	Manivannan Sadhasivam <mani@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Sarthak Garg <sarthak.garg@oss.qualcomm.com>,
	Pradeep Pragallapati <pradeep.pragallapati@oss.qualcomm.com>,
	Nitin Rawat <nitin.rawat@oss.qualcomm.com>,
	Shiraz Hashim <shiraz.hashim@oss.qualcomm.com>,
	Monish Chunara <monish.chunara@oss.qualcomm.com>
Subject: [PATCH V3 3/3] arm64: dts: qcom: monaco-evk: Add SDHCI support for eMMC via overlay
Date: Wed,  1 Jul 2026 13:47:15 +0530	[thread overview]
Message-ID: <20260701081715.2580329-4-monish.chunara@oss.qualcomm.com> (raw)
In-Reply-To: <20260701081715.2580329-1-monish.chunara@oss.qualcomm.com>

Enable the SDHCI controller for eMMC functionality on the Monaco EVK
using a device tree overlay.

Signed-off-by: Monish Chunara <monish.chunara@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/Makefile             |  3 ++
 arch/arm64/boot/dts/qcom/monaco-evk-emmc.dtso | 37 +++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/monaco-evk-emmc.dtso

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 3c5983bff00c..e9a21c83001c 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -73,6 +73,9 @@ dtb-$(CONFIG_ARCH_QCOM)	+= monaco-evk-ifp-mezzanine.dtb
 monaco-evk-sd-card-dtbs := monaco-evk.dtb monaco-evk-sd-card.dtbo
 dtb-$(CONFIG_ARCH_QCOM) += monaco-evk-sd-card.dtb
 
+monaco-evk-emmc-dtbs := monaco-evk.dtb monaco-evk-emmc.dtbo
+dtb-$(CONFIG_ARCH_QCOM) += monaco-evk-emmc.dtb
+
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8216-samsung-fortuna3g.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-acer-a1-724.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-alcatel-idol347.dtb
diff --git a/arch/arm64/boot/dts/qcom/monaco-evk-emmc.dtso b/arch/arm64/boot/dts/qcom/monaco-evk-emmc.dtso
new file mode 100644
index 000000000000..cb2566ac6923
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/monaco-evk-emmc.dtso
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+/dts-v1/;
+/plugin/;
+
+/ {
+        vreg_s2s: regulator-vreg-s2s {
+                compatible = "regulator-fixed";
+                regulator-name = "regulator-s2s";
+
+                regulator-min-microvolt = <1800000>;
+                regulator-max-microvolt = <1800000>;
+        };
+};
+
+&sdhc_1 {
+	vmmc-supply = <&vreg_l8a>;
+	vqmmc-supply = <&vreg_s2s>;
+
+	supports-cqe;
+
+	pinctrl-0 = <&sdc1_state_on>;
+	pinctrl-1 = <&sdc1_state_off>;
+
+	pinctrl-names = "default", "sleep";
+
+	non-removable;
+
+	bus-width = <8>;
+	no-sd;
+	no-sdio;
+
+	status = "okay";
+};
-- 
2.34.1


      parent reply	other threads:[~2026-07-01  8:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-01  8:17 [PATCH V3 0/3] arm64: dts: qcom: Monaco: Enable SDHCI storage support Monish Chunara
2026-07-01  8:17 ` [PATCH V3 1/3] arm64: dts: qcom: monaco: Move eMMC CQE support from SoC to board DT Monish Chunara
2026-07-01  8:17 ` [PATCH V3 2/3] arm64: dts: qcom: monaco-evk: Enable SDHCI for SD Card via overlay Monish Chunara
2026-07-01  8:17 ` Monish Chunara [this message]

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