From: Thomas Gleixner <tglx@kernel.org>
To: Janne Grunau <j@jannau.net>, Sven Peter <sven@kernel.org>,
Neal Gompa <neal@gompa.dev>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
Janne Grunau <j@jannau.net>
Subject: Re: [PATCH v2 1/2] dt-bindings: interrupt-controller: apple,aic2: Add AICv3
Date: Fri, 30 Jan 2026 09:03:40 +0100 [thread overview]
Message-ID: <878qdfmsrn.ffs@tglx> (raw)
In-Reply-To: <20260128-irq-apple-aic3-v2-1-b4bc8e16c997@jannau.net>
On Wed, Jan 28 2026 at 09:57, Janne Grunau wrote:
> AIC version 3 as found on the Apple M3 (t8122) is very similar to AICv2
> in its base functionality. It can use the same device tree bindings as
> AICv2 so add it to the AICv2 bindings.
> This interrupt controller is used on all Apple SoCs starting with M3 up
> to at least M5.
> The only apparent difference is the increased IRQ config offset. Apple's
> device tree codes this new offset as property of the "aic" node but the
> value stayed constant for all SoCs with "aic,3". Since the SoC specific
> compatible "apple,t8122-aic3" will be used in the driver this offset can
> remain a driver implementation detail.
>
> Signed-off-by: Janne Grunau <j@jannau.net>
Can the device tree folks please have a look at this?
next prev parent reply other threads:[~2026-01-30 8:03 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-28 8:57 [PATCH v2 0/2] Add Apple interrupt controller 3 support Janne Grunau
2026-01-28 8:57 ` [PATCH v2 1/2] dt-bindings: interrupt-controller: apple,aic2: Add AICv3 Janne Grunau
2026-01-30 8:03 ` Thomas Gleixner [this message]
2026-02-05 12:50 ` Krzysztof Kozlowski
2026-02-05 18:01 ` Sven Peter
2026-02-05 22:19 ` Janne Grunau
2026-02-06 14:44 ` Sven Peter
2026-01-28 8:57 ` [PATCH v2 2/2] irqchip/apple-aic: Add support for "apple,t8122-aic3" Janne Grunau
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