linux-kernel - Re: [PATCH 7/7] arm64: dts: mt7622: add earlycon to mt7622-rfb1 board

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Date:   Mon, 16 Jul 2018 15:37:06 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     sean.wang@...iatek.com, linus.walleij@...aro.org,
        linux-mediatek@...ts.infradead.org
Cc:     linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 7/7] arm64: dts: mt7622: add earlycon to mt7622-rfb1 board



On 22/06/18 05:49, sean.wang@...iatek.com wrote:
> From: Sean Wang <sean.wang@...iatek.com>
> 
> Add earlycon to mt7622-rfb1 as to know what was going on when a certain
> fault is happening at the early initialization stage.
> 
> Signed-off-by: Sean Wang <sean.wang@...iatek.com>
> ---
>  arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)


pushed now to v4.18-next/dts64

Thanks
Matthias

> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
> index 1ff003e..a747b7b 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
> @@ -18,7 +18,7 @@
>  	compatible = "mediatek,mt7622-rfb1", "mediatek,mt7622";
>  
>  	chosen {
> -		bootargs = "console=ttyS0,115200n1 swiotlb=512";
> +		bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n1 swiotlb=512";
>  	};
>  
>  	cpus {
>