Radxa E20C route UART0 M0 pins (GPIO4_C7 and GPIO4_D0) to the onboard CH340B for debug console use.
Add pinctrl for UART0 M0 pins used for serial console. Signed-off-by: Jonas Karlman <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Heiko Stuebner <[email protected]> [ upstream commit: 0d2312f0d3e4ce74af0977c1519a07dfc71a82ac ] (cherry picked from commit 9bcf6ccdd87c3be48fe7d75150c6e403c5c0a42d) Signed-off-by: Jonas Karlman <[email protected]> --- dts/upstream/src/arm64/rockchip/rk3528-radxa-e20c.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/dts/upstream/src/arm64/rockchip/rk3528-radxa-e20c.dts b/dts/upstream/src/arm64/rockchip/rk3528-radxa-e20c.dts index d2cdb63d4a9d..5161d22330ab 100644 --- a/dts/upstream/src/arm64/rockchip/rk3528-radxa-e20c.dts +++ b/dts/upstream/src/arm64/rockchip/rk3528-radxa-e20c.dts @@ -18,5 +18,7 @@ }; &uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0m0_xfer>; status = "okay"; }; -- 2.49.0
