[PATCH] socfpga: fix the serial console on DE1-SoC

Marek Vasut marex at denx.de
Sun Feb 12 21:38:38 CET 2023


On 2/11/23 02:15, Jade Lovelace wrote:
> Previously, the TX LED would flash but nothing would appear on the
> serial port, and the board would appear dead with a build of the
> socfpga_cyclone5_defconfig. I have verified that adding the frequency to
> the uart will fix the serial console on my board.
> 
> Thanks to @ehoffman on the Rocketboards forum:
> https://forum.rocketboards.org/t/cyclonev-programming-fpga-from-u-boot/2230/30
> 
> Signed-off-by: Jade Lovelace <lists at jade.fyi>
> ---
> 
>   arch/arm/dts/socfpga_cyclone5_de1_soc.dts | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/dts/socfpga_cyclone5_de1_soc.dts b/arch/arm/dts/socfpga_cyclone5_de1_soc.dts
> index ff1e61e0cb..b71496bfb5 100644
> --- a/arch/arm/dts/socfpga_cyclone5_de1_soc.dts
> +++ b/arch/arm/dts/socfpga_cyclone5_de1_soc.dts
> @@ -75,6 +75,7 @@
>   };
>   
>   &uart0 {
> +	clock-frequency = <100000000>;
>   	u-boot,dm-pre-reloc;
>   };

Reviewed-by: Marek Vasut <marex at denx.de>

Tom, can you pick this one directly for current release ?


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