Re: [PATCH] arm64: dts: qcom: msm8998-mtp: Add alias for blsp1_uart3

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On Fri, Nov 15, 2019 at 11:44 PM Bjorn Andersson
<bjorn.andersson@xxxxxxxxxx> wrote:
>
> The msm_serial driver uses a simple counter to determine which port to
> use when no alias is defined, but there's no logic to prevent this from

Which port to use for what, the default console?

> not colliding with what's defined by the aliases. As a result either
> none or all of the active msm_serial instances must be listed as
> aliases.
>
> Define blsp1_uart3 as "serial1" to mitigate this problem.
>
> Fixes: 4cffb9f2c700 ("arm64: dts: qcom: msm8998-mtp: Enable bluetooth")
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

That driver behavior seems like a strange thing to be doing.

If you clarify the question above, -
Reviewed-by: Jeffrey Hugo <jeffrey.l.hugo@xxxxxxxxx>

> ---
>  arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> index 5f101a20a20a..e08fcb426bbf 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> @@ -9,6 +9,7 @@
>  / {
>         aliases {
>                 serial0 = &blsp2_uart1;
> +               serial1 = &blsp1_uart3;
>         };
>
>         chosen {
> --
> 2.23.0
>



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