Messages in this thread | | | From | Anson Huang <> | Subject | [PATCH 0/3] Add SMP support for i.MX7D | Date | Fri, 26 Aug 2016 19:12:48 +0800 |
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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
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