[PATCH v5 0/5] Add SMP bringup support for mt65xx socs

Matthias Brugger matthias.bgg at gmail.com
Mon Oct 12 10:30:36 PDT 2015



On 02/10/15 17:19, Yingjoe Chen wrote:
> This series add SMP brinup support for MediaTek SoCs. This is v5 and
> is based on v4.3-rc1.
>
> There are similar but different SMP bringup up methods on MediaTek
> mt65xx and mt81xx. On MT8135 & MT8127, system boots with a trustzone
> firmware. Others, like MT6589, doesn't have trustzone, and run kernel
> directly in secure world.
>
> Patch 1 enable arch timer support.
> Patch 2,3 add support for cpu enable-method "mediatek,mt6589-smp" and
> "mediatek,mt81xx-tz-smp", which support Mediatek SMP bringup for non-TZ
> and TZ platform.
> Patch 4,5 finally enable SMP bringup for mt8135 and mt8127.
>
> Changes in v5:
> - Fix dts error
> - Add Rob's Ack tag.
>
> Changes in v4[3]:
> - rebase to v4.3-rc1
> - Reserve trustzone bootinfo memory area in device tree.
>
> Changes in v3:
> - v3 in [1]
> - The first 2 patches in v2 are merged in v4.2-rc1.
> - Patch 3~4 in v2 are moved to another series [2]
> - platsmp.c changes based on Stephen's suggestion
> - Change cpu enable-method name to "mediatek,mt6589-smp"
>
> Changes in v2:
> - Fix boot issue for THUMB2 kernel.
> - Not enable GPT_CLK_EVT when setup to fix GPT spurious interrupt issue
> - Change platsmp.c according to Matthias' suggestion
> http://lists.infradead.org/pipermail/linux-mediatek/2015-May/000714.html
>
> v1:
> http://lists.infradead.org/pipermail/linux-mediatek/2015-May/000528.html
>
> [1]
> http://lists.infradead.org/pipermail/linux-mediatek/2015-July/001570.html
>
> [2]
> http://lists.infradead.org/pipermail/linux-mediatek/2015-July/001544.html
>
> [3]
> http://lists.infradead.org/pipermail/linux-mediatek/2015-September/002377.html
>
>
> Matthias Brugger (1):
>    ARM: mediatek: enable gpt6 on boot up to make arch timer working
>
> Yingjoe Chen (4):
>    devicetree: bindings: add new SMP enable method Mediatek SoC
>    ARM: mediatek: add smp bringup code
>    ARM: dts: mt8135: enable basic SMP bringup for mt8135
>    ARM: dts: mt8127: enable basic SMP bringup for mt8127
>
>   Documentation/devicetree/bindings/arm/cpus.txt |   2 +
>   arch/arm/boot/dts/mt8127.dtsi                  |  27 +++++
>   arch/arm/boot/dts/mt8135.dtsi                  |  27 +++++
>   arch/arm/mach-mediatek/Makefile                |   3 +
>   arch/arm/mach-mediatek/mediatek.c              |  27 +++++
>   arch/arm/mach-mediatek/platsmp.c               | 141 +++++++++++++++++++++++++
>   6 files changed, 227 insertions(+)
>   create mode 100644 arch/arm/mach-mediatek/platsmp.c
>

Applied, thanks.



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