From patchwork Wed Jul 9 15:53:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 154 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 ED72028FA87; Wed, 9 Jul 2025 15:53:46 +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=1752076427; cv=none; b=KKOrgrUtJ4TRvIJ5E7Edy9Qyd5DyKyv1aLPBMU4J58D27cPh5oClZB/8EttN3jgkrAglBbx7R3OM6rf7IWJFhOG8KjfoKvoQWF7vActUlc8T5E4MNEny7vdipJev+y6jNwDfru0QJpir7XUbm5eCdT0idtvT/dt9r9qWW6NmZw0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752076427; c=relaxed/simple; bh=RY67xBd5sUO3XFR2TQQgs/qjtaenGN5JeNcwWjGIERE=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=IyZuIg3JRfEHcg3kOYulx3R9U2W3Nqyp/LumkTY8fiTPDOkB4gWPzFudwajHOLWXxZMqRYYCGDII+k83WvO9T7R7P1zAautC8C954ZZ2nXSzb1YkNmwETZ8gfSiGuLyvR9XB/zJX9yXDBoyRiu2q7fKP/DwBtDVWeYzgdsD/nXQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qV/UEic+; 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="qV/UEic+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 73D22C4CEF6; Wed, 9 Jul 2025 15:53:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752076426; bh=RY67xBd5sUO3XFR2TQQgs/qjtaenGN5JeNcwWjGIERE=; h=From:To:Cc:Subject:Date:From; b=qV/UEic+NBgClUfBz1cfNkW0Vs8dXgLz1LNkXdAdMku5pyLmZGxLWDxrPuEWj9qQ5 G3wFAJZLcmoc6Uwi56kl1ecu/isZ4chLIGt97wnlb48XO2LYiQgAKafL41DgahbqlK vJbXyfnbcEjQFOLnSsPLactoi2xC1dtwd5rytZwZdCXrsbr2xknxOb/AwBRMtyi/wu 5+/5DEdZg+rJQSehvL60c5UArOmtji26e0pGmSydFST+Bpbpc81AiyQfqkWSBNUT4a XdCpZiZ9ZAzK6taLlnMriEeH1wbbFiZ/srkU0mUv2pd7zyrQ3gVcaRXf032XINajL/ KIKebC9QeAjMQ== Received: by wens.tw (Postfix, from userid 1000) id 2F5C85FCB4; Wed, 9 Jul 2025 23:53:44 +0800 (CST) From: Chen-Yu Tsai To: Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-sunxi@lists.linux.dev, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH v2 0/4] allwinner: a523: Add power controllers Date: Wed, 9 Jul 2025 23:53:39 +0800 Message-Id: <20250709155343.3765227-1-wens@kernel.org> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Status: O From: Chen-Yu Tsai Hi folks, This is v2 of my A523 power controllers series. Changes since v1: - Re-order compatible string entries - Fix name of header file to match compatible string - Link to v1: https://lore.kernel.org/all/20250627152918.2606728-1-wens@kernel.org/ This series adds the power controllers found in the Allwinner A523 family of SoCs. There are two power controllers. One is the same type as those found in the D1 SoC, just with a different number of valid power domains. The second is (I assume) a unit based on ARM's PCK-600 power controller. Some of the registers and values match up, but there are extra registers for delay controls in the PCK-600's reserved register range. Patch 1 adds new compatible string entries for both of these controllers. Patch 2 adds support for the A523 PPU to the existing D1 PPU driver. Patch 3 adds a new driver of the PCK-600 unit in the A523 SoC. Patch 4 adds device nodes for both of these controllers. Please have a look. The power controllers are critical for enabling more peripherals, such as display output, camera input, video codecs, the NPU, and a second DWMAC-compatible ethernet interface. Thanks ChenYu Chen-Yu Tsai (4): dt-bindings: power: Add A523 PPU and PCK600 power controllers pmdomain: sunxi: sun20i-ppu: add A523 support pmdomain: sunxi: add driver for Allwinner A523's PCK-600 power controller arm64: dts: allwinner: a523: Add power controller device nodes .../power/allwinner,sun20i-d1-ppu.yaml | 4 +- .../arm64/boot/dts/allwinner/sun55i-a523.dtsi | 18 ++ drivers/pmdomain/sunxi/Kconfig | 8 + drivers/pmdomain/sunxi/Makefile | 1 + drivers/pmdomain/sunxi/sun20i-ppu.c | 17 ++ drivers/pmdomain/sunxi/sun55i-pck600.c | 225 ++++++++++++++++++ .../power/allwinner,sun55i-a523-pck-600.h | 15 ++ .../power/allwinner,sun55i-a523-ppu.h | 12 + 8 files changed, 299 insertions(+), 1 deletion(-) create mode 100644 drivers/pmdomain/sunxi/sun55i-pck600.c create mode 100644 include/dt-bindings/power/allwinner,sun55i-a523-pck-600.h create mode 100644 include/dt-bindings/power/allwinner,sun55i-a523-ppu.h