[PATCH V2 3/3] arm64: dts: qcom: monaco-evk: Add SDHCI support for eMMC via overlay

[Monish Chunara]

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

Signed-off-by: Monish Chunara <monish.chunara@xxxxxxxxxxxxxxxx>
---
 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