From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marc Zyngier <marc.zyngier@arm.com>
Subject: Re: [PATCHv2 8/8] ARM: dts: Add device tree sources for Exynos3250
Date: Tue, 15 Apr 2014 10:13:43 +0100
Message-ID: <534CF847.5040008@arm.com>
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To: Chanwoo Choi <cw00.choi@samsung.com>
Cc: Mark Rutland <Mark.Rutland@arm.com>, "t.figa@samsung.com" <t.figa@samsung.com>, "kgene.kim@samsung.com" <kgene.kim@samsung.com>, "linux@arm.linux.org.uk" <linux@arm.linux.org.uk>, "arnd@arndb.de" <arnd@arndb.de>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Jaehoon Chung <jh80.chung@samsung.com>, "linux-samsung-soc@vger.kernel.org" <linux-samsung-soc@vger.kernel.org>, "thomas.abraham@linaro.org" <thomas.abraham@linaro.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, Pawel Moll <Pawel.Moll@arm.com>, Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>, Inki Dae <inki.dae@samsung.com>, Rob Herring <robh+dt@kernel.org>, "ben-linux@fluff.org" <ben-linux@fluff.org>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "hyunhee.kim@samsung.com" <hyunhee.kim@samsung.com>, "sw0312.kim@samsung.com" <sw0312.kim@samsung.com>, linux-ker
List-Id: devicetree@vger.kernel.org

On 15/04/14 09:27, Chanwoo Choi wrote:
> Hi,
> 
> On 04/15/2014 05:15 PM, Marc Zyngier wrote:
>> On 15/04/14 02:59, Chanwoo Choi wrote:
>>> From: Tomasz Figa <t.figa@samsung.com>
>>>
>>> This patch add new exynos3250.dtsi to support Exynos3250 SoC based on Cortex-A7
>>> dual core and includes following dt nodes:
>>>
>>> - GIC interrupt controller
>>> - Pinctrl to control GPIOs
>>> - Clock controller
>>> - CPU information (Cortex-A7 dual core)
>>> - UART to support serial port
>>> - MCT (Multi Core Timer)
>>> - ADC (Analog Digital Converter)
>>> - I2C/SPI bus
>>> - Power domain
>>> - PMU (Performance Monitoring Unit)
>>> - MSHC (Mobile Storage Host Controller)
>>> - PWM (Pluse Width Modulation)
>>> - AMBA bus
>>
>> [...]
>>
>> Where is the arch timer node?
> 
> Exynos3250 uses MCT (Multi Core Timer) instead of ARM_ARCH_TIMER.
> - in drivers/clocksource/exynos_mct.c

Don't you have a Cortex-A7? If so, you have the arch timer.

	M.
-- 
Jazz is not dead. It just smells funny...