[U-Boot] [PATCH] sf: fix sf probe

Hannes Schmelzer hannes at schmelzer.or.at
Fri Aug 26 17:10:00 CEST 2016


mfG
Schmelzer Hannes

On 08/17/2016 09:19 AM, Wenyou Yang wrote:
> From: Cyrille Pitchen <cyrille.pitchen at atmel.com>
>
> This patch fixes the "sf probe" command. The very first SPI flash probe
> passes, for instance when u-boot tries to read its environment settings
> from a (Q)SPI memory but next "sf probe" commands fail because the flash
> memory node is unbound from the SPI controller children nodes.
>
> Signed-off-by: Cyrille Pitchen <cyrille.pitchen at atmel.com>
> Signed-off-by: Wenyou Yang <wenyou.yang at atmel.com>
> ---
>
>   cmd/sf.c | 1 -
>   1 file changed, 1 deletion(-)
>
> diff --git a/cmd/sf.c b/cmd/sf.c
> index 286906c..65b117f 100644
> --- a/cmd/sf.c
> +++ b/cmd/sf.c
> @@ -125,7 +125,6 @@ static int do_spi_flash_probe(int argc, char * const argv[])
>   	ret = spi_find_bus_and_cs(bus, cs, &bus_dev, &new);
>   	if (!ret) {
>   		device_remove(new);
> -		device_unbind(new);
>   	}
>   	flash = NULL;
>   	ret = spi_flash_probe_bus_cs(bus, cs, speed, mode, &new);
Tested-by: Hannes Schmelzer <oe5hpm at oevsv.at>



More information about the U-Boot mailing list