From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tomasz Figa <tomasz.figa@gmail.com>
Subject: Re: [PATCH v10 1/3] ARM: EXYNOS: Add support for EXYNOS5410 SoC
Date: Sat, 24 May 2014 00:48:01 +0200
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To: Tarek Dakhran <t.dakhran@gmail.com>
Cc: Tarek Dakhran <t.dakhran@samsung.com>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Rob Landley <rob@landley.net>, Kukjin Kim <kgene.kim@samsung.com>, Russell King <linux@arm.linux.org.uk>, Ben Dooks <ben-linux@fluff.org>, Tomasz Figa <t.figa@samsung.com>, Mike Turquette <mturquette@linaro.org>, Vyacheslav Tyrtov <v.tyrtov@samsung.com>, Thomas Abraham <thomas.abraham@linaro.org>, Kyungmin Park <kyungmin.park@samsung.com>, Heiko Stuebner <heiko@sntech.de>, Romain Naour <romain.naour@openwide.fr>, Chander Kashyap <chander.kashyap@linaro.org>, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infrad>
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On 24.05.2014 00:44, Tarek Dakhran wrote:
> Hi Tomazs,
> 
> On Sat, May 24, 2014 at 1:11 AM, Tomasz Figa <tomasz.figa@gmail.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.

The patch I referred to in my previous reply changes this condition from
!soc_is_exynos4212() to soc_is_exynos4412(), which makes the 4*cpu
offset being added only in case of Exynos4412 (and so not being added
for Exynos5410). What else is needed?

Best regards,
Tomasz