dts: mt7629: enable JTAG pins by default
The EPHY LEDs belongs to the built-in FE switch of MT7629, which is barely
used. These LED pins on reference boards are used as JTAG socket. So it's
a good idea to change the default state to JTAG, and this will make it
convenience for debugging.
diff --git a/arch/arm/dts/mt7629-rfb.dts b/arch/arm/dts/mt7629-rfb.dts
index df43cc4..f2e4e95 100644
--- a/arch/arm/dts/mt7629-rfb.dts
+++ b/arch/arm/dts/mt7629-rfb.dts
@@ -36,6 +36,16 @@
};
&pinctrl {
+ state_default: pinmux_conf {
+ u-boot,dm-pre-reloc;
+
+ mux {
+ function = "jtag";
+ groups = "ephy_leds_jtag";
+ u-boot,dm-pre-reloc;
+ };
+ };
+
snfi_pins: snfi-pins {
mux {
function = "flash";
diff --git a/arch/arm/dts/mt7629.dtsi b/arch/arm/dts/mt7629.dtsi
index 0539426..7dea780 100644
--- a/arch/arm/dts/mt7629.dtsi
+++ b/arch/arm/dts/mt7629.dtsi
@@ -152,6 +152,12 @@
compatible = "mediatek,mt7629-pinctrl";
reg = <0x10217000 0x8000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&state_default>;
+
+ state_default: pinmux_conf {
+ };
+
gpio: gpio-controller {
gpio-controller;
#gpio-cells = <2>;