From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anson Huang Subject: [PATCH 0/3] Add SMP support for i.MX7D Date: Fri, 26 Aug 2016 19:12:48 +0800 Message-ID: <1472209971-32469-1-git-send-email-Anson.Huang@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: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: mark.rutland@arm.com, linux@armlinux.org.uk, robh+dt@kernel.org, kernel@pengutronix.de, fabio.estevam@nxp.com, shawnguo@kernel.org List-Id: devicetree@vger.kernel.org i.MX7D has 2 Cortex-A7 ARM cores, and it has a different GPC design than i.MX6, so this patch set adds a new GPCV2 driver for i.MX7D, and also adds runtime check in SMP code to support both Cortex-A9 and Cortex-A7 ARM cores. With this patch set, i.MX7D can boot up SMP kernel with 2 CPUs. Anson Huang (3): ARM: dts: imx7: support SMP boot up ARM: imx: add gpcv2 support ARM: imx: add SMP support for i.MX7D arch/arm/boot/dts/imx7s.dtsi | 8 +++++ arch/arm/mach-imx/Kconfig | 4 +++ arch/arm/mach-imx/Makefile | 1 + arch/arm/mach-imx/common.h | 2 ++ arch/arm/mach-imx/gpcv2.c | 66 ++++++++++++++++++++++++++++++++++++++++++ arch/arm/mach-imx/headsmp.S | 11 +++++++ arch/arm/mach-imx/mach-imx7d.c | 2 ++ arch/arm/mach-imx/platsmp.c | 23 ++++++++++++++- arch/arm/mach-imx/src.c | 38 +++++++++++++++++++----- 9 files changed, 146 insertions(+), 9 deletions(-) create mode 100644 arch/arm/mach-imx/gpcv2.c -- 1.9.1