RPI bootloader sets `clocks/clk-uart/clock-frequency` in the DTB to this value. Set it accordingly to get a working debug UART at 115200 baud.
Signed-off-by: Andrei Lalaev <[email protected]> --- arch/arm/dts/bcm2712-rpi.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/dts/bcm2712-rpi.dtsi b/arch/arm/dts/bcm2712-rpi.dtsi index 9ca671d8df7b..e58138512194 100644 --- a/arch/arm/dts/bcm2712-rpi.dtsi +++ b/arch/arm/dts/bcm2712-rpi.dtsi @@ -3,3 +3,7 @@ / { barebox,deep-probe; }; + +&clk_uart { + clock-frequency = <44236800>; +}; -- 2.55.0
