[PATCH] arm64: dts: exynos: Add minimal bootargs

Alim Akhtar alim.akhtar at samsung.com
Fri Jul 3 14:49:40 EDT 2020


Adding Krzysztof's correct email address.
Sorry about noise.

> -----Original Message-----
> From: Alim Akhtar <alim.akhtar at samsung.com>
> Sent: 03 July 2020 23:56
> To: rzk at kernel.org
> Cc: devicetree at vger.kernel.org; linux-arm-kernel at lists.infradead.org; linux-
> samsung-soc at vger.kernel.org; linux-kernel at vger.kernel.org;
> robh+dt at kernel.org; Alim Akhtar <alim.akhtar at samsung.com>
> Subject: [PATCH] arm64: dts: exynos: Add minimal bootargs
> 
> Add minimal bootargs to enable earlycon and console.
> This really useful in case kernel has crashed early in boot process.
> 
> Signed-off-by: Alim Akhtar <alim.akhtar at samsung.com>
> ---
>  arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
> b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
> index 790f12ca8981..d7b42d5a3b2d 100644
> --- a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
> +++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
> @@ -24,6 +24,7 @@
> 
>  	chosen {
>  		stdout-path = &serial_2;
> +		bootargs = "earlycon=exynos4210,0x14c30000
> console=ttySAC0,115200n8";
>  	};
> 
>  	memory at 40000000 {
> 
> base-commit: 9e50b94b3eb0d859a2586b5a40d7fd6e5afd9210
> --
> 2.17.1





More information about the linux-arm-kernel mailing list