UART1 is often exposed through the PG pins (usually for the debug console) on the V3. They are not available on V3s.
Describe these pins in device-tree. Signed-off-by: Paul Kocialkowski <[email protected]> --- arch/arm/boot/dts/sun8i-v3.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-v3.dtsi b/arch/arm/boot/dts/sun8i-v3.dtsi index ca4672ed2e02..edf48e0471ad 100644 --- a/arch/arm/boot/dts/sun8i-v3.dtsi +++ b/arch/arm/boot/dts/sun8i-v3.dtsi @@ -24,4 +24,10 @@ external_mdio: mdio@2 { &pio { compatible = "allwinner,sun8i-v3-pinctrl"; + + /omit-if-no-ref/ + uart1_pg_pins: uart1-pg-pins { + pins = "PG6", "PG7"; + function = "uart1"; + }; }; -- 2.28.0
