linux-kernel - Re: [PATCH v10 1/3] ARM: EXYNOS: Add support for EXYNOS5410 SoC

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Message-ID: <CANhyOUd8Q2nzh_bF6LZNuv8keVUB3F45PocYrLP_B=D_Q3tWuQ@mail.gmail.com>
Date:	Sat, 24 May 2014 02:44:30 +0400
From:	Tarek Dakhran <t.dakhran@...il.com>
To:	Tomasz Figa <tomasz.figa@...il.com>
Cc:	Tarek Dakhran <t.dakhran@...sung.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Rob Landley <rob@...dley.net>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Russell King <linux@....linux.org.uk>,
	Ben Dooks <ben-linux@...ff.org>,
	Tomasz Figa <t.figa@...sung.com>,
	Mike Turquette <mturquette@...aro.org>,
	Vyacheslav Tyrtov <v.tyrtov@...sung.com>,
	Thomas Abraham <thomas.abraham@...aro.org>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Heiko Stuebner <heiko@...ech.de>,
	Romain Naour <romain.naour@...nwide.fr>,
	Chander Kashyap <chander.kashyap@...aro.org>,
	devicetree@...r.kernel.org, linux-doc@...r.kernel.org,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>
Subject: Re: [PATCH v10 1/3] ARM: EXYNOS: Add support for EXYNOS5410 SoC

Hi Tomazs,

On Sat, May 24, 2014 at 1:11 AM, Tomasz Figa <tomasz.figa@...il.com> wrote:
> Hi Tarek,
>
> With v2 of the series I mentioned in review of previous version [1],
> this patch can be skipped.
>
> [1] http://www.spinics.net/lists/linux-samsung-soc/msg31258.html
>
> Best regards,
> Tomasz
>
> On 23.05.2014 12:35, Tarek Dakhran wrote:
[snip]
>> diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
>> index 739bdc8..971baf0 100644
>> --- a/arch/arm/mach-exynos/firmware.c
>> +++ b/arch/arm/mach-exynos/firmware.c
>> @@ -50,7 +50,7 @@ static int exynos_set_cpu_boot_addr(int cpu, unsigned long boot_addr)
>>
>>       boot_reg = sysram_ns_base_addr + 0x1c;
>>
>> -     if (!soc_is_exynos4212())
>> +     if (!soc_is_exynos4212() && !soc_is_exynos5410())
>>               boot_reg += 4*cpu;
>>
>>       __raw_writel(boot_addr, boot_reg);
>>

I need to define SoC type to set correct bootreg in firmware,
otherwise only one cpu can be booted.
So, this stuff is needed.

Best regards,
     Tarek
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