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Message-ID: <20240523120337.9530-4-quic_nainmeht@quicinc.com>
Date: Thu, 23 May 2024 17:33:37 +0530
From: Naina Mehta <quic_nainmeht@...cinc.com>
To: <ulf.hansson@...aro.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
<conor+dt@...nel.org>, <andersson@...nel.org>,
<konrad.dybcio@...aro.org>, <bhupesh.sharma@...aro.org>
CC: <linux-mmc@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
<quic_nainmeht@...cinc.com>
Subject: [PATCH v2 3/3] arm64: dts: qcom: sdx75-idp: add SDHCI for SD Card
Enable SDHCI on sdx75-idp to support SD card.
Also add the required regulators.
Signed-off-by: Naina Mehta <quic_nainmeht@...cinc.com>
---
arch/arm64/boot/dts/qcom/sdx75-idp.dts | 45 ++++++++++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sdx75-idp.dts b/arch/arm64/boot/dts/qcom/sdx75-idp.dts
index f76e72fb2072..fde16308c7e2 100644
--- a/arch/arm64/boot/dts/qcom/sdx75-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sdx75-idp.dts
@@ -41,6 +41,29 @@
vin-supply = <&vph_ext>;
};
+
+ reg_2v952_vcc: regulator-2v952-vcc {
+ compatible = "regulator-gpio";
+ regulator-name = "2v952_vcc";
+ regulator-min-microvolt = <1650000>;
+ regulator-max-microvolt = <3600000>;
+ enable-gpios = <&tlmm 102 GPIO_ACTIVE_HIGH>;
+ gpios = <&tlmm 84 GPIO_ACTIVE_HIGH>;
+ states = <1650000 0>, <3600000 1>;
+ startup-delay-us = <5000>;
+ enable-active-high;
+ regulator-boot-on;
+
+ vin-supply = <&vph_ext>;
+ };
+
+ reg_2v95_vdd: regulator-2v95-vdd {
+ compatible = "regulator-fixed";
+ regulator-name = "2v95_vdd";
+ regulator-min-microvolt = <2950000>;
+ regulator-max-microvolt = <2950000>;
+ vin-supply = <®_2v952_vcc>;
+ };
};
&apps_rsc {
@@ -259,8 +282,30 @@
status = "okay";
};
+&sdhc {
+ cd-gpios = <&tlmm 103 GPIO_ACTIVE_LOW>;
+ vmmc-supply = <®_2v95_vdd>;
+ vqmmc-supply = <®_2v952_vcc>;
+ bus-width = <4>;
+ no-sdio;
+ no-mmc;
+
+ pinctrl-0 = <&sdc1_default &sd_cd>;
+ pinctrl-1 = <&sdc1_sleep &sd_cd>;
+ pinctrl-names = "default", "sleep";
+
+ status = "okay";
+};
+
&tlmm {
gpio-reserved-ranges = <110 6>;
+
+ sd_cd: sd-cd-state {
+ pins = "gpio103";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
};
&uart1 {
--
2.17.1
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