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Date: Thu, 21 Jan 2021 19:33:54 -0600 From: Samuel Holland <samuel@...lland.org> To: Marc Zyngier <maz@...nel.org>, Jernej Skrabec <jernej.skrabec@...l.net>, Thomas Gleixner <tglx@...utronix.de>, Maxime Ripard <mripard@...nel.org>, Rob Herring <robh+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org> Cc: Ondrej Jirman <megous@...ous.com>, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, devicetree@...r.kernel.org Subject: Re: [PATCH v5 00/10] sunxi: Support IRQ wakeup from deep sleep On 1/21/21 2:35 PM, Marc Zyngier wrote: > On Sun, 17 Jan 2021 23:50:30 -0600, Samuel Holland wrote: >> Allwinner sun6i/sun8i/sun50i SoCs (A31 and newer) have two interrupt >> controllers: GIC and R_INTC. GIC does not support wakeup. R_INTC handles >> the external NMI pin, and provides 32+ IRQs to the ARISC. The first 16 >> of these correspond 1:1 to a block of GIC IRQs starting with the NMI. >> The last 13-16 multiplex the first (up to) 128 GIC SPIs. >> >> This series replaces the existing chained irqchip driver that could only >> control the NMI, with a stacked irqchip driver that also provides wakeup >> capability for those multiplexed SPI IRQs. The idea is to preconfigure >> the ARISC's IRQ controller, and then the ARISC firmware knows to wake up >> as soon as it receives an IRQ. It can also decide how deep it can >> suspend based on the enabled wakeup IRQs. >> >> [...] > > Applied to irq/irqchip-5.12, thanks! > > [01/10] dt-bindings: irq: sun6i-r: Split the binding from sun7i-nmi > commit: ad6b47cdef760410311f41876b21eb0c6fda4717 > [02/10] dt-bindings: irq: sun6i-r: Add a compatible for the H3 > commit: 6436eb4417094ea3308b33d8392fc02a1068dc78 > [03/10] irqchip/sun6i-r: Use a stacked irqchip driver > commit: 4e34614636b31747b190488240a95647c227021f > [04/10] irqchip/sun6i-r: Add wakeup support > commit: 7ab365f6cd6de1e2b0cb1e1e3873dbf68e6f1003 > > Please route the dts patches via the soc tree. Also, I had to > manually fix the first patch as it wouldn't apply on top of > 5.11-rc4 (which tree has it been diffed against?). Please > check that the resolution is correct. This series was based on sunxi/for-next, which contains commit 752b0aac99c7 ("dt-bindings: irq: sun7i-nmi: Add binding documentation for the V3s NMI")[1]. [1]: https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux.git/commit/?h=sunxi/for-next&id=752b0aac99c7e0b179875cdfa102d378ccb794a2 > Cheers, > > M. >
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