linux-kernel - [PATCH v12 8/8] arm64: dts: ti: k3-j721s2-common-proc-board: Enable PCIe

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Message-ID: <20230301091136.17862-9-r-gunasekaran@ti.com>
Date:   Wed, 1 Mar 2023 14:41:36 +0530
From:   Ravi Gunasekaran <r-gunasekaran@...com>
To:     <nm@...com>, <afd@...com>, <vigneshr@...com>, <kristo@...nel.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <s-vadapalli@...com>, <vaishnav.a@...com>, <r-gunasekaran@...com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v12 8/8] arm64: dts: ti: k3-j721s2-common-proc-board: Enable PCIe

From: Aswath Govindraju <a-govindraju@...com>

x1 lane PCIe slot in the common processor board is enabled and connected to
J721S2 SOM. Add PCIe DT node in common processor board to reflect the
same.

Reviewed-by: Siddharth Vadapalli <s-vadapalli@...com>
Signed-off-by: Aswath Govindraju <a-govindraju@...com>
Signed-off-by: Vignesh Raghavendra <vigneshr@...com>
Signed-off-by: Matt Ranostay <mranostay@...com>
Signed-off-by: Ravi Gunasekaran <r-gunasekaran@...com>
---
Changes from v11:
* No change

Changes from v10:
* Removed Link tag from commit message

Changes from v9:
* No change

Changes from v8:
* No change

Changes from v7:
* No change

Changes from v6:
* Removed pcie_ep node update

Changes from v5:
* No change

Changes from v4:
* No change

Changes from v3:
* No change

Changes from v2:
* Patch newly added to the series

 arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
index 6bd6370e5bae..83be4a1b61cb 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
@@ -384,6 +384,14 @@
 	};
 };
 
+&pcie1_rc {
+	status = "okay";
+	reset-gpios = <&exp1 2 GPIO_ACTIVE_HIGH>;
+	phys = <&serdes0_pcie_link>;
+	phy-names = "pcie-phy";
+	num-lanes = <1>;
+};
+
 &mcu_mcan0 {
 	status = "okay";
 	pinctrl-names = "default";
-- 
2.17.1