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
next prev 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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