From nobody Fri Apr 3 01:25:56 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 702ECEEBB; Thu, 26 Mar 2026 10:51:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774522278; cv=none; b=SUdUT09lM08oXZJyXukvW4kdcFj7XiBR9PxjXfxCSgfwplfoMpGmhKkIpB5sWfXBx/uppurobngC5Gf3qobYpUfHTcP4meO8mIwVdADrSTQX1FOSzAjL3/ijXrlwRfMNMVEEkBH5Yhkq5XMdj84sQKy94stt0y4o2rHK0Dx7RHQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774522278; c=relaxed/simple; bh=UzMpocvzK7/GJbYoO7dKJYmAdG0iyEhvLzrRDBLlMfg=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=OjwT39TPgbhfBf1sdOrdZdGYa7z8kMLL2ANVWf9DyUlWeSaLQJcBHk+6uHUfNFywM8U2vpzJLD/vkRLs+B6mh8r8vX251sWpJ+I9UhGhddicFnc3jS+YA1EQqJ5G+mVglfVxBVkMdpD1WSubJo+635ON1G67dW6QNfDysCq020Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BINEQdGl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BINEQdGl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E1D21C19423; Thu, 26 Mar 2026 10:51:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774522278; bh=UzMpocvzK7/GJbYoO7dKJYmAdG0iyEhvLzrRDBLlMfg=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=BINEQdGlWixYuaogAjUGTc0rHz3+ZJFU1qFp+ysUhPxqSyx+5gVieEeS8AwjgN2tG hw1LI47EpXzE2JPr530Scf/zonv/LpWpaWTgoNryr5OVbNagjpzmaZp1pNMG8gvuOx otM9ocaF36BdXr8VH8zW+M/IRgbru3k1jwVJlkCtQCQHZdcgv1UkZcQQpaFcEByaML nOHuuXaupCge+qT38UfqQuum53ym7E/SGslggkTqgVtrzhiFUHx1idBVTdsYA8HdS2 BTVTMmov1KYRGRUS4yNNNWQpmEQl9AMYOskbUzuUUOk8UhxlwBxTCqkCHbLugfJ10b cjvjdyev9UqkQ== From: Linus Walleij Date: Thu, 26 Mar 2026 11:51:11 +0100 Subject: [PATCH v4 1/2] dt-bindings: mfd: wlf,arizona: Add irq-gpios Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260326-mfd-arizona-irq-v4-1-50c47ed0a18e@kernel.org> References: <20260326-mfd-arizona-irq-v4-0-50c47ed0a18e@kernel.org> In-Reply-To: <20260326-mfd-arizona-irq-v4-0-50c47ed0a18e@kernel.org> To: Lee Jones , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Charles Keepax Cc: patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, Linus Walleij , Conor Dooley X-Mailer: b4 0.14.3 The Wolfson Microelectronics Arizona sometimes needs to poll the GPIO line corresponding to the IRQ to counter bugs in the hardware that appear on edge-triggered IRQs. For this situation, provide the optional irq-gpios property. Acked-by: Conor Dooley Reviewed-by: Charles Keepax Signed-off-by: Linus Walleij Reviewed-by: Bartosz Golaszewski --- Documentation/devicetree/bindings/mfd/wlf,arizona.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/mfd/wlf,arizona.yaml b/Docum= entation/devicetree/bindings/mfd/wlf,arizona.yaml index 7902f3c5d289..359e40b3dacb 100644 --- a/Documentation/devicetree/bindings/mfd/wlf,arizona.yaml +++ b/Documentation/devicetree/bindings/mfd/wlf,arizona.yaml @@ -194,6 +194,16 @@ properties: reset-gpios: maxItems: 1 =20 + irq-gpios: + maxItems: 1 + description: + A functional IRQ should be provided in the interrupts + property. This property enables edge triggered IRQ emulation + for hosts that don't support the codecs level triggered IRQ + output. The GPIO line corresponding to the IRQ will be polled + until all IRQs have been handled, ensuring an edge is generated + for the next IRQ. + wlf,reset: description: GPIO specifier for the GPIO controlling RESET --=20 2.53.0