linux-kernel - Re: [PATCHv3 2/7] ARM: at91: introduce basic SAMA5D4 support

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Date:	Fri, 26 Sep 2014 13:47:03 +0200
From:	Paul Bolle <pebolle@...cali.nl>
To:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Cc:	Nicolas Ferre <nicolas.ferre@...el.com>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv3 2/7] ARM: at91: introduce basic SAMA5D4 support

On Mon, 2014-09-15 at 18:15 +0200, Alexandre Belloni wrote:
> From: Nicolas Ferre <nicolas.ferre@...el.com>
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>

This landed in next-20140926, as commit 2dc850b62e5b ("ARM: at91:
introduce basic SAMA5D4 support").

> diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
> index b11ad54f8d17..7b44db208f10 100644
> --- a/arch/arm/Kconfig.debug
> +++ b/arch/arm/Kconfig.debug
> @@ -101,6 +101,10 @@ choice
>  		bool "Kernel low-level debugging on 9263 and 9g45"
>  		depends on HAVE_AT91_DBGU1
>  
> +	config AT91_DEBUG_LL_DBGU2
> +		bool "Kernel low-level debugging on sama5d4"
> +		depends on HAVE_AT91_DBGU2
> +

Why is this Kconfig symbol needed? Nothing in next-20140926 uses it. Are
future users perhaps queued somewhere (say, in commits that didn't
survive today's rather lively linux-next merges)?

>  	config DEBUG_BCM2835
>  		bool "Kernel low-level debugging on BCM2835 PL011 UART"
>  		depends on ARCH_BCM2835


Paul Bolle

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