From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 1DBC43081B3; Wed, 5 Nov 2025 13:04:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762347901; cv=none; b=YxFuTTtXlWASGYnsrkrK5PVAkN6wYTbiURCrjaYwA7tTvEGDbAG5b+5gjA12kMEalvC9DOpJ8Hzw2+z/1aQdrmWxSfi0XyPF1FeG8xQaftZ2OqNQ7wUBi6FA7M1b+Ly5yqdkuoVwVIBwMOA+6jwbIiESn9FAuzv6LDCxdrVuVLY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762347901; c=relaxed/simple; bh=/lcv0CRLqvhN1u0t7OFVDn+bvcyVjciZS0ifR6L0Ymo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=YHKCeyyNr16Q6Tenk1v7EszLTTcB2dkVczdQQH8AXuFbk95Bq/o1vDUK/CuWhhRKw/hkXLsP0fkLOcOwbq0T6wBCOYVVzb6ZtmbhiQVpfr/+D7DVE4z5sjE6ZUO+CYgtYlO7vgLFdZmNWHiFXUqL0AZ+Kb8N/A30wcY7aMr+ets= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=CzFOvzAm; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="CzFOvzAm" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1762347897; bh=/lcv0CRLqvhN1u0t7OFVDn+bvcyVjciZS0ifR6L0Ymo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=CzFOvzAmTBrDXgxrOwrrqIx7gs/r5A98UFhUYqc3e1yH1jxo+Y/O9bdF6Pqij5DdB sVH3pO1h7Bp0sl9UjCg+IyxSZdL5RarAZ+Gdh6F/GAqkSo6tHx4pykUci3gtZQFct0 0h3sBhu7RIncDqqNnF+MkL7xhBSjk0WdordJsMCcCbkTD8prf2H5ww+7ERPsttCEbD 9Ias+BPY+6HeyUUq4YaVyzhT3NFP4vxcstuuAYWIYMgh7Sl2/CrWx5UsiXZHCFymRB sGv4Vnl35s3mrNcDW71Hy2UaoS6Csp1xRZvNfC6h79qkfxMP3bIJMi3UCjH1xcLhro +WnIVH7unOwug== Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id 055C217E0062; Wed, 5 Nov 2025 14:04:56 +0100 (CET) Message-ID: <46e8ec8e-977d-4e7c-9f65-0c5d9c517825@collabora.com> Date: Wed, 5 Nov 2025 14:04:56 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 0/5] SPMI: MediaTek: Add support for multi-bus To: sboyd@kernel.org Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, hsin-hsiung.wang@mediatek.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com References: <20251024083247.25814-1-angelogioacchino.delregno@collabora.com> From: AngeloGioacchino Del Regno Content-Language: en-US In-Reply-To: <20251024083247.25814-1-angelogioacchino.delregno@collabora.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Il 24/10/25 10:32, AngeloGioacchino Del Regno ha scritto: > Changes in v4: Gentle ping for this series. Cheers, Angelo > - Refactored IRQ domain handling due to deprecation of function > irq_domain_add_tree() to use the new irq_domain_create_tree() > - Added .irq_eoi() callback for rcs_irq as that better reflects > the actual functionality of this interrupt controller (as its > SLV_x_y_EINT registers are really signaling "EOI", not "ACK") > - Fixed to use generic_handle_domain_irq_safe() to avoid races > - Tested again on MT8196 Chromebook > > Changes in v3: > - Added Fixes tag to commit 3, collected R-b tag from wenst > > Changes in v2: > - Fixed indentation error in dt-bindings > > This series adds basic support for multi-bus (multi-master) SPMI > controllers, as found in the MediaTek MT8196 Chromebook SoC and > the MediaTek MT6991 Dimensity 9400 Smartphone SoC, including RCS > interrupt handling and per-bus registration. > > AngeloGioacchino Del Regno (5): > dt-bindings: spmi: Add MediaTek MT8196 SPMI 2 Arbiter/Controllers > spmi: mtk-pmif: Add multi-bus support for SPMI 2.0 > spmi: mtk-pmif: Keep spinlock until read is fully done > spmi: mtk-pmif: Implement Request Capable Slave (RCS) interrupt > spmi: mtk-pmif: Add support for MT8196 SPMI Controller > > .../bindings/spmi/mediatek,mt8196-spmi.yaml | 138 +++++ > drivers/spmi/spmi-mtk-pmif.c | 472 +++++++++++++++--- > 2 files changed, 530 insertions(+), 80 deletions(-) > create mode 100644 Documentation/devicetree/bindings/spmi/mediatek,mt8196-spmi.yaml >