linux-kernel - Re: [PATCH] arm64: tegra: Add uartd serial alias for Jetson TX1 module

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Message-ID: <de6aa1b0-3557-4b8b-86a3-919fd9e5dec6@gmail.com>
Date: Tue, 22 Apr 2025 16:31:33 +0200
From: Tomasz Maciej Nowak <tmn505@...il.com>
To: webgeek1234@...il.com, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Thierry Reding <thierry.reding@...il.com>,
 Jonathan Hunter <jonathanh@...dia.com>
Cc: Thierry Reding <treding@...dia.com>, devicetree@...r.kernel.org,
 linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: tegra: Add uartd serial alias for Jetson TX1
 module

W dniu 20.04.2025 o 16:35, Aaron Kling via B4 Relay pisze:
> From: Aaron Kling <webgeek1234@...il.com>
> 
> If a serial-tegra interface does not have an alias, the driver fails to
> probe with an error:
> serial-tegra 70006300.serial: failed to get alias id, errno -19
> This prevents the bluetooth device from being accessible.
> 
> Fixes: 6eba6471bbb7 ("arm64: tegra: Wire up Bluetooth on Jetson TX1 module")
> Signed-off-by: Aaron Kling <webgeek1234@...il.com>
> ---
>  arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 1 +
>  1 file changed, 1 insertion(+)

Reviewed-by: Tomasz Maciej Nowak <tmn505@...il.com>

Thanks.

> diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> index 9b9d1d15b0c7eafd3895f02db1bc747d7cc8923c..1bb1f9640a800af6c10fabf0ee3916f2566a6d4b 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
> @@ -11,6 +11,7 @@ aliases {
>  		rtc0 = "/i2c@...0d000/pmic@3c";
>  		rtc1 = "/rtc@...0e000";
>  		serial0 = &uarta;
> +		serial3 = &uartd;
>  	};
>  
>  	chosen {
> 
> ---
> base-commit: 119009db267415049182774196e3cce9e13b52ef
> change-id: 20250419-tx1-bt-5f202a7e4cac
> 
> Best regards,
Regards

-- 
TMN