[PATCH 8/9] arm64: dts: lx2160a-rdb: fully describe the two SFP+ cages
Ioana Ciornei
ioana.ciornei at nxp.com
Wed Jul 9 04:26:57 PDT 2025
Describe the two SFP+ cages found on the LX2160ARDB board with their
respective I2C buses and GPIO lines.
Signed-off-by: Ioana Ciornei <ioana.ciornei at nxp.com>
---
.../boot/dts/freescale/fsl-lx2160a-rdb.dts | 45 +++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
index 8209dafd7768..762c38fc6fa0 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
@@ -31,6 +31,26 @@ sb_3v3: regulator-sb3v3 {
regulator-boot-on;
regulator-always-on;
};
+
+ sfp2: sfp-2 {
+ compatible = "sff,sfp";
+ i2c-bus = <&sfp2_i2c>;
+ maximum-power-milliwatt = <2000>;
+ tx-disable-gpios = <&sfp2_csr 0 GPIO_ACTIVE_HIGH>;
+ los-gpios = <&sfp2_csr 4 GPIO_ACTIVE_HIGH>;
+ tx-fault-gpios = <&sfp2_csr 5 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpios = <&sfp2_csr 7 GPIO_ACTIVE_LOW>;
+ };
+
+ sfp3: sfp-3 {
+ compatible = "sff,sfp";
+ i2c-bus = <&sfp3_i2c>;
+ maximum-power-milliwatt = <2000>;
+ tx-disable-gpios = <&sfp3_csr 0 GPIO_ACTIVE_HIGH>;
+ los-gpios = <&sfp3_csr 4 GPIO_ACTIVE_HIGH>;
+ tx-fault-gpios = <&sfp3_csr 5 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpios = <&sfp3_csr 7 GPIO_ACTIVE_LOW>;
+ };
};
&crypto {
@@ -236,6 +256,31 @@ temperature-sensor at 4d {
vcc-supply = <&sb_3v3>;
};
};
+
+ i2c at 7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x7>;
+
+ i2c-mux at 75 {
+ compatible = "nxp,pca9547";
+ reg = <0x75>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sfp2_i2c: i2c at 4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x4>;
+ };
+
+ sfp3_i2c: i2c at 5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x5>;
+ };
+ };
+ };
};
};
--
2.25.1
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