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.
Signed-off-by: Weijie Gao weijie.gao@mediatek.com --- arch/arm/dts/mt7629-rfb.dts | 10 ++++++++++ arch/arm/dts/mt7629.dtsi | 6 ++++++ 2 files changed, 16 insertions(+)
diff --git a/arch/arm/dts/mt7629-rfb.dts b/arch/arm/dts/mt7629-rfb.dts index df43cc49c5..f2e4e9548b 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 05394266e0..7dea7809c7 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>;