Hi Loic,
> Loic Poulain <loic.poulain@xxxxxxxxx> hat am 6. Oktober 2017 um 15:52 geschrieben:
>
>
> Contrary to other RPi devices, RPi3 uses uart0 to communicate with
> the BCM43438 bluetooth controller. uart1 is then used for the console.
> Today, the console configuration is inherited from the bcm283x dtsi
> (bootargs) which is not the correct one for the RPi3. This leads to
> routing issue and confuses the Bluetooth controller with unexpected
> data.
>
> This patch introduces chosen/stdout path to configure console to uart0
> on bcm283x family and overwrite it to uart1 in the RPi3 dts.
>
> Create serial0/1 aliases referring to uart0 and uart1 paths.
> Remove unneeded earlyprintk.
>
> Fixes: 4188ea2aeb6d ("ARM: bcm283x: Define UART pinmuxing on board level")
> Signed-off-by: Loic Poulain <loic.poulain@xxxxxxxxx>
after changing serial0 to serial1 in my cmdline.txt, i can see the boot messages on my RPi Zero W.
Tested-by: Stefan Wahren <stefan.wahren@xxxxxxxx>
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