linux-kernel - [PATCH v2 3/3] arm64: dts: qcom: x1e80100-qcp: Enable SD card support

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Message-Id: <20241014-x1e80100-qcp-sdhc-v2-3-868e70a825e0@linaro.org>
Date: Mon, 14 Oct 2024 11:19:26 +0300
From: Abel Vesa <abel.vesa@...aro.org>
To: Ulf Hansson <ulf.hansson@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>
Cc: Johan Hovold <johan@...nel.org>, 
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>, linux-mmc@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-msm@...r.kernel.org, Abel Vesa <abel.vesa@...aro.org>
Subject: [PATCH v2 3/3] arm64: dts: qcom: x1e80100-qcp: Enable SD card
 support

One of the SD card slots found on the X Elite QCP board is
controlled by the SDC2. Enable it and describe the board
specific resources.

Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
---
 arch/arm64/boot/dts/qcom/x1e80100-qcp.dts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts b/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts
index 1c3a6a7b3ed628e9e05002cf4b4505d9f4fb1a63..a82fabaaac9010ce3b8d6718b3425e84d8864171 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts
+++ b/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts
@@ -729,6 +729,19 @@ &remoteproc_cdsp {
 	status = "okay";
 };
 
+&sdhc_2 {
+	cd-gpios = <&tlmm 71 GPIO_ACTIVE_LOW>;
+	pinctrl-0 = <&sdc2_default &sdc2_card_det_n>;
+	pinctrl-1 = <&sdc2_sleep &sdc2_card_det_n>;
+	pinctrl-names = "default", "sleep";
+	vmmc-supply = <&vreg_l9b_2p9>;
+	vqmmc-supply = <&vreg_l6b_1p8>;
+	bus-width = <4>;
+	no-sdio;
+	no-mmc;
+	status = "okay";
+};
+
 &smb2360_0_eusb2_repeater {
 	vdd18-supply = <&vreg_l3d_1p8>;
 	vdd3-supply = <&vreg_l2b_3p0>;
@@ -870,6 +883,13 @@ wake-n-pins {
 		};
 	};
 
+	sdc2_card_det_n: sdc2-card-det-state {
+		pins = "gpio71";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-up;
+	};
+
 	wcd_default: wcd-reset-n-active-state {
 		pins = "gpio191";
 		function = "gpio";

-- 
2.34.1