From: "Rob Herring (Arm)" <robh@kernel•org>
To: Andre Przywara <andre.przywara@arm•com>
Cc: Jernej Skrabec <jernej.skrabec@gmail•com>,
Samuel Holland <samuel@sholland•org>,
linux-gpio@vger•kernel.org, linux-sunxi@lists•linux.dev,
devicetree@vger•kernel.org, linux-arm-kernel@lists•infradead.org,
Krzysztof Kozlowski <krzk+dt@kernel•org>,
linux-kernel@vger•kernel.org, Conor Dooley <conor+dt@kernel•org>,
Chen-Yu Tsai <wens@kernel•org>
Subject: Re: [PATCH v2 2/3] dt-bindings: pinctrl: sun55i-a523: increase IRQ banks number
Date: Tue, 7 Apr 2026 13:40:55 -0500 [thread overview]
Message-ID: <177558725508.3367275.431498004414263153.robh@kernel.org> (raw)
In-Reply-To: <20260327113006.3135663-3-andre.przywara@arm.com>
On Fri, 27 Mar 2026 11:30:05 +0000, Andre Przywara wrote:
> The Allwinner A523 SoC implements 10 GPIO banks in the first pinctrl
> instance, but it skips the first bank (PortA), so their index goes from
> 1 to 10. The same is actually true for the IRQ banks: there are registers
> for 11 banks, though the first bank is not implemented (RAZ/WI).
> In contrast to previous SoCs, the count of the IRQ banks starts with this
> first unimplemented bank, so we need to provide an interrupt for it.
> And indeed the A523 user manual lists an interrupt number for PortA, so we
> need to increase the maximum number of interrupts per pin controller to 11,
> to be able to assign the correct interrupt number for each bank.
>
> Signed-off-by: Andre Przywara <andre.przywara@arm•com>
> ---
> .../bindings/pinctrl/allwinner,sun55i-a523-pinctrl.yaml | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
Acked-by: Rob Herring (Arm) <robh@kernel•org>
next prev parent reply other threads:[~2026-04-07 18:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-27 11:30 [PATCH v2 0/3] pinctrl: sunxi: a523: fix GPIO IRQ operation Andre Przywara
2026-03-27 11:30 ` [PATCH v2 1/3] pinctrl: sunxi: a523: Remove unneeded IRQ remuxing flag Andre Przywara
2026-03-27 11:38 ` Chen-Yu Tsai
2026-04-05 15:27 ` Andre Przywara
2026-03-27 11:39 ` Jernej Škrabec
2026-03-27 11:30 ` [PATCH v2 2/3] dt-bindings: pinctrl: sun55i-a523: increase IRQ banks number Andre Przywara
2026-03-27 11:41 ` Jernej Škrabec
2026-04-07 18:40 ` Rob Herring (Arm) [this message]
2026-03-27 11:30 ` [PATCH v2 3/3] arm64: dts: allwinner: a523: Add missing GPIO interrupt Andre Przywara
2026-03-27 11:42 ` Jernej Škrabec
2026-06-04 10:54 ` [PATCH v2 0/3] pinctrl: sunxi: a523: fix GPIO IRQ operation Andre Przywara
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