linux-kernel - [PATCH 09/15] arm64: dts: qcom: sc7280-crd: add dummy Bluetooth VDDIO supply

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Message-Id: <20230617171541.286957-9-krzysztof.kozlowski@linaro.org>
Date:   Sat, 17 Jun 2023 19:15:35 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        cros-qcom-dts-watchers@...omium.org,
        Nikita Travkin <nikita@...n.ru>,
        Stephan Gerhold <stephan@...hold.net>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 09/15] arm64: dts: qcom: sc7280-crd: add dummy Bluetooth VDDIO supply

Bluetooth requires VDDIO supply.  Due to lack of schematics provide
something dummy to satisfy `dtbs_check`:

  sc7280-crd-r3.dtb: bluetooth: 'vddio-supply' is a required property

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts b/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts
index afae7f46b050..b1aa5b0ee95c 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts
@@ -24,6 +24,13 @@ aliases {
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
+
+	bt_vddio: regulator-bt-vddio {
+		compatible = "regulator-fixed";
+		regulator-name = "bt-vddio";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
 };
 
 &apps_rsc {
@@ -38,6 +45,10 @@ vreg_s1k_1p0: smps1 {
 	};
 };
 
+&bluetooth {
+	vddio-supply = <&bt_vddio>;
+};
+
 ap_tp_i2c: &i2c0 {
 	status = "okay";
 	clock-frequency = <400000>;
-- 
2.34.1