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From: Mrinmay Sarkar <quic_msarkar@quicinc.com>
To: agross@kernel.org, andersson@kernel.org,
	krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
	konrad.dybcio@linaro.org, mani@kernel.org
Cc: quic_shazhuss@quicinc.com, quic_nitegupt@quicinc.com,
	quic_ramkri@quicinc.com, quic_nayiluri@quicinc.com,
	dmitry.baryshkov@linaro.org,
	"Mrinmay Sarkar" <quic_msarkar@quicinc.com>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Krzysztof Wilczyński" <kw@linux.com>,
	"Rob Herring" <robh@kernel.org>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v3 4/4] arm64: dts: qcom: sa8775p-ride: enable pcie nodes
Date: Fri, 21 Jul 2023 22:54:35 +0530	[thread overview]
Message-ID: <1689960276-29266-5-git-send-email-quic_msarkar@quicinc.com> (raw)
In-Reply-To: <1689960276-29266-1-git-send-email-quic_msarkar@quicinc.com>

Enable pcie0, pcie1 nodes and their respective phy's.

Signed-off-by: Mrinmay Sarkar <quic_msarkar@quicinc.com>
---
 arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 80 +++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
index 8c2890b..ed76680 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
+++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
@@ -552,6 +552,86 @@
 			bias-pull-down;
 		};
 	};
+
+	pcie0_default_state: pcie0-default-state {
+		perst-pins {
+			pins = "gpio2";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-down;
+		};
+
+		clkreq-pins {
+			pins = "gpio1";
+			function = "pcie0_clkreq";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+
+		wake-pins {
+			pins = "gpio0";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+	};
+
+	pcie1_default_state: pcie1-default-state {
+		perst-pins {
+			pins = "gpio4";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-down;
+		};
+
+		clkreq-pins {
+			pins = "gpio3";
+			function = "pcie1_clkreq";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+
+		wake-pins {
+			pins = "gpio5";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+	};
+};
+
+&pcie0 {
+	perst-gpios = <&tlmm 2 GPIO_ACTIVE_LOW>;
+	wake-gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie0_default_state>;
+
+	status = "okay";
+};
+
+&pcie1 {
+	perst-gpios = <&tlmm 4 GPIO_ACTIVE_LOW>;
+	wake-gpios = <&tlmm 5 GPIO_ACTIVE_HIGH>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie1_default_state>;
+
+	status = "okay";
+};
+
+&pcie0_phy {
+	vdda-phy-supply = <&vreg_l5a>;
+	vdda-pll-supply = <&vreg_l1c>;
+
+	status = "okay";
+};
+
+&pcie1_phy {
+	vdda-phy-supply = <&vreg_l5a>;
+	vdda-pll-supply = <&vreg_l1c>;
+
+	status = "okay";
 };
 
 &uart10 {
-- 
2.7.4


  parent reply	other threads:[~2023-07-21 17:25 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-21 17:24 [PATCH v3 0/4] arm64: qcom: sa8775p: add support for PCIe Mrinmay Sarkar
2023-07-21 17:24 ` [PATCH v3 1/4] dt-bindings: PCI: qcom: Add sa8775p compatible Mrinmay Sarkar
2023-07-24  6:16   ` Manivannan Sadhasivam
2023-07-21 17:24 ` [PATCH v3 2/4] PCI: qcom: Add support for sa8775p SoC Mrinmay Sarkar
2023-07-22  4:27   ` Bjorn Andersson
2023-07-24  6:17   ` Manivannan Sadhasivam
2023-07-21 17:24 ` [PATCH v3 3/4] arm64: dts: qcom: sa8775p: Add pcie0 and pcie1 nodes Mrinmay Sarkar
2023-07-21 17:24 ` Mrinmay Sarkar [this message]
2023-07-22  5:17 ` (subset) [PATCH v3 0/4] arm64: qcom: sa8775p: add support for PCIe Bjorn Andersson
2023-08-25 18:51 ` Krzysztof Wilczyński

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