linux-kernel - [PATCH 9/9] arm64: dts: ls1046a-qds: describe the two on-board SFP+ cages

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Message-Id: <20250709112658.1987608-10-ioana.ciornei@nxp.com>
Date: Wed,  9 Jul 2025 14:26:58 +0300
From: Ioana Ciornei <ioana.ciornei@....com>
To: devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-gpio@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Cc: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Shawn Guo <shawnguo@...nel.org>,
	Michael Walle <mwalle@...nel.org>,
	Lee Jones <lee@...nel.org>,
	Frank Li <Frank.Li@....com>
Subject: [PATCH 9/9] arm64: dts: ls1046a-qds: describe the two on-board SFP+ cages

Describe the two SFP+ cages present on the LS1046AQDS board and their
associated I2C buses and GPIO lines.

Signed-off-by: Ioana Ciornei <ioana.ciornei@....com>
---
 .../boot/dts/freescale/fsl-ls1046a-qds.dts    | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1046a-qds.dts
index 64133e63da96..c188977a901e 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a-qds.dts
@@ -42,6 +42,21 @@ aliases {
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
+
+	sfp1: sfp-1 {
+		compatible = "sff,sfp";
+		i2c-bus = <&sfp1_i2c>;
+		maximum-power-milliwatt = <2000>;
+		mod-def0-gpios = <&stat_pres2 6 GPIO_ACTIVE_LOW>;
+	};
+
+	sfp2: sfp-2 {
+		compatible = "sff,sfp";
+		i2c-bus = <&sfp2_i2c>;
+		maximum-power-milliwatt = <2000>;
+		mod-def0-gpios = <&stat_pres2 7 GPIO_ACTIVE_LOW>;
+	};
+
 };
 
 &dspi {
@@ -139,6 +154,31 @@ temp-sensor@4c {
 				reg = <0x4c>;
 			};
 		};
+
+		i2c@7 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x7>;
+
+			i2c-mux@76 {
+				compatible = "nxp,pca9547";
+				reg = <0x76>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				sfp1_i2c: i2c@6 {
+					#address-cells = <1>;
+					#size-cells = <0>;
+					reg = <0x6>;
+				};
+
+				sfp2_i2c: i2c@7 {
+					#address-cells = <1>;
+					#size-cells = <0>;
+					reg = <0x7>;
+				};
+			};
+		};
 	};
 };
 
-- 
2.25.1