[PATCH v2 2/3] mips: dts: ralink: mt7621: mux phy4 to gmac1 for GB-PC1

From: Arınç ÜNAL
Date: Mon Apr 11 2022 - 07:21:46 EST


Mux the MT7530 switch's phy4 to the SoC's gmac1 on the GB-PC1 devicetree.
This achieves 2 Gbps total bandwidth to the CPU using the second RGMII.

Signed-off-by: Arınç ÜNAL <arinc.unal@xxxxxxxxxx>
Reviewed-by: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
---
v2: add "ralink:" to the commit summary

---
.../boot/dts/ralink/mt7621-gnubee-gb-pc1.dts | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc1.dts b/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc1.dts
index 5892bcf71595..75f3b0425487 100644
--- a/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc1.dts
+++ b/arch/mips/boot/dts/ralink/mt7621-gnubee-gb-pc1.dts
@@ -103,14 +103,21 @@ &pinctrl {

state_default: state-default {
gpio-pinmux {
- groups = "rgmii2", "uart3", "wdt";
+ groups = "uart3", "wdt";
function = "gpio";
};
};
};

-&ethernet {
- pinctrl-0 = <&mdio_pins>, <&rgmii1_pins>;
+&gmac1 {
+ status = "okay";
+ phy-handle = <&ethphy4>;
+};
+
+&mdio {
+ ethphy4: ethernet-phy@4 {
+ reg = <4>;
+ };
};

&switch0 {
@@ -119,10 +126,5 @@ port@0 {
status = "okay";
label = "ethblack";
};
-
- port@4 {
- status = "okay";
- label = "ethblue";
- };
};
};
--
2.25.1