linux-kernel - [PATCH v11 5/5] arm64: dts: qcom: qcs8300-ride: enable pcie1 interface

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Message-ID: <20250826091205.3625138-6-ziyue.zhang@oss.qualcomm.com>
Date: Tue, 26 Aug 2025 17:12:05 +0800
From: Ziyue Zhang <ziyue.zhang@....qualcomm.com>
To: andersson@...nel.org, konradybcio@...nel.org, robh@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org, jingoohan1@...il.com,
        mani@...nel.org, lpieralisi@...nel.org, kwilczynski@...nel.org,
        bhelgaas@...gle.com, johan+linaro@...nel.org, vkoul@...nel.org,
        kishon@...nel.org, neil.armstrong@...aro.org, abel.vesa@...aro.org,
        kw@...ux.com
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-phy@...ts.infradead.org, qiang.yu@....qualcomm.com,
        quic_krichai@...cinc.com, quic_vbadigan@...cinc.com,
        Ziyue Zhang <ziyue.zhang@....qualcomm.com>,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: [PATCH v11 5/5] arm64: dts: qcom: qcs8300-ride: enable pcie1 interface

Add configurations in devicetree for PCIe1, board related gpios,
PMIC regulators, etc for qcs8300-ride platform.

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Signed-off-by: Ziyue Zhang <ziyue.zhang@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 42 +++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index 9d2653007866..51f299fff910 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -328,6 +328,25 @@ &pcie0_phy {
 	status = "okay";
 };
 
+&pcie1 {
+	pinctrl-0 = <&pcie1_default_state>;
+	pinctrl-names = "default";
+
+	status = "okay";
+};
+
+&pcieport1 {
+	reset-gpios = <&tlmm 23 GPIO_ACTIVE_LOW>;
+	wake-gpios = <&tlmm 21 GPIO_ACTIVE_HIGH>;
+};
+
+&pcie1_phy {
+	vdda-phy-supply = <&vreg_l6a>;
+	vdda-pll-supply = <&vreg_l5a>;
+
+	status = "okay";
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -411,6 +430,29 @@ perst-pins {
 			bias-pull-down;
 		};
 	};
+
+   pcie1_default_state: pcie1-default-state {
+		wake-pins {
+			pins = "gpio21";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+
+		clkreq-pins {
+			pins = "gpio22";
+			function = "pcie1_clkreq";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+
+		perst-pins {
+			pins = "gpio23";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-down;
+		};
+	};
 };
 
 &uart7 {
-- 
2.43.0