[PATCH 7/8] arm64: dts: renesas: rzg3s-smarc: Enable PCIe

Claudiu claudiu.beznea at tuxon.dev
Wed Apr 30 03:32:35 PDT 2025


From: Claudiu Beznea <claudiu.beznea.uj at bp.renesas.com>

The RZ Smarc Carrier-II board has PCIe headers mounted on it. Enable PCIe
support.

Signed-off-by: Claudiu Beznea <claudiu.beznea.uj at bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
index 5e044a4d0234..6e9e78aca0b0 100644
--- a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
@@ -132,6 +132,12 @@ power-monitor at 44 {
 	};
 };
 
+&pcie {
+	pinctrl-0 = <&pcie_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &pinctrl {
 	audio_clock_pins: audio-clock {
 		pins = "AUDIO_CLK1", "AUDIO_CLK2";
@@ -159,6 +165,11 @@ key-3-gpio-hog {
 		line-name = "key-3-gpio-irq";
 	};
 
+	pcie_pins: pcie {
+		pinmux = <RZG2L_PORT_PINMUX(13, 2, 2)>, /* PCIE_RST_OUT_B */
+			 <RZG2L_PORT_PINMUX(13, 3, 2)>; /* PCIE_CLKREQ_B */
+	};
+
 	scif0_pins: scif0 {
 		pinmux = <RZG2L_PORT_PINMUX(6, 3, 1)>, /* RXD */
 			 <RZG2L_PORT_PINMUX(6, 4, 1)>; /* TXD */
-- 
2.43.0




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