From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank Li Subject: [PATCH v2 1/4] ARM: dts: imx7d: add arch timer Date: Tue, 5 Jan 2016 11:17:14 -0600 Message-ID: <1452014237-12848-1-git-send-email-Frank.Li@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: lznuaa@gmail.com, shawnguo@kernel.org Cc: devicetree@vger.kernel.org, Frank Li , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org From: Frank Li Since uboot v2016.01-rc2, which supported basic psci for i.mx7d. So imx7d's second core can be enabled by psci. Without arch timer, every timer event will be boardcasted to each core. arch timer has local timer irq for each core. Signed-off-by: Frank Li --- Change from v1 to v2: * refine commit message show the relationship between smp and arch timer arch/arm/boot/dts/imx7d.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi index 489604a..a621af6 100644 --- a/arch/arm/boot/dts/imx7d.dtsi +++ b/arch/arm/boot/dts/imx7d.dtsi @@ -119,6 +119,15 @@ clock-output-names = "osc"; }; + timer { + compatible = "arm,armv7-timer"; + interrupts = , + , + , + ; + interrupt-parent = <&intc>; + }; + etr@30086000 { compatible = "arm,coresight-tmc", "arm,primecell"; reg = <0x30086000 0x1000>; -- 2.5.2