linux-kernel - Re: [PATCH] ARM: aspeed: ast2500 is ARMv6K

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Message-Id: <14d2f55b-c31e-4c1f-b75f-aff6b4729c80@www.fastmail.com>
Date:   Fri, 20 Sep 2019 13:28:46 +0930
From:   "Andrew Jeffery" <andrew@...id.au>
To:     "Arnd Bergmann" <arnd@...db.de>, "Joel Stanley" <joel@....id.au>
Cc:     linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: aspeed: ast2500 is ARMv6K



On Thu, 19 Sep 2019, at 23:56, Arnd Bergmann wrote:
> Linux supports both the original ARMv6 level (early ARM1136) and ARMv6K
> (later ARM1136, ARM1176 and ARM11mpcore).
> 
> ast2500 falls into the second categoy, being based on arm1176jzf-s.
> This is enabled by default when using ARCH_MULTI_V6, so we should
> not 'select CPU_V6'.
> 
> Removing this will lead to more efficient use of atomic instructions.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Reviewed-by: Andrew Jeffery <andrew@...id.au>