{"id":2229515,"url":"http://patchwork.ozlabs.org/api/1.1/covers/2229515/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pwm/cover/20260428-03-k3-pwm-drv-v2-0-a532bbe45556@kernel.org/","project":{"id":38,"url":"http://patchwork.ozlabs.org/api/1.1/projects/38/?format=json","name":"Linux PWM development","link_name":"linux-pwm","list_id":"linux-pwm.vger.kernel.org","list_email":"linux-pwm@vger.kernel.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260428-03-k3-pwm-drv-v2-0-a532bbe45556@kernel.org>","date":"2026-04-28T10:46:49","name":"[v2,0/2] pwm: spacemit: Add Support for K3 SoC","submitter":{"id":91543,"url":"http://patchwork.ozlabs.org/api/1.1/people/91543/?format=json","name":"Yixun Lan","email":"dlan@kernel.org"},"mbox":"http://patchwork.ozlabs.org/project/linux-pwm/cover/20260428-03-k3-pwm-drv-v2-0-a532bbe45556@kernel.org/mbox/","series":[{"id":501827,"url":"http://patchwork.ozlabs.org/api/1.1/series/501827/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pwm/list/?series=501827","date":"2026-04-28T10:46:50","name":"pwm: spacemit: Add Support for K3 SoC","version":2,"mbox":"http://patchwork.ozlabs.org/series/501827/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/covers/2229515/comments/","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pwm@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=pTUXuWMr;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.232.135.74; helo=sto.lore.kernel.org;\n envelope-from=linux-pwm+bounces-8737-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=\"pTUXuWMr\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=10.30.226.201"],"Received":["from sto.lore.kernel.org (sto.lore.kernel.org [172.232.135.74])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g4d4J0rkcz1yHv\n\tfor ; Tue, 28 Apr 2026 21:09:36 +1000 (AEST)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sto.lore.kernel.org (Postfix) with ESMTP id D3055308D43A\n\tfor ; Tue, 28 Apr 2026 10:57:52 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id E136D3932DB;\n\tTue, 28 Apr 2026 10:47:26 +0000 (UTC)","from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org\n [10.30.226.201])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id B8C7038F658;\n\tTue, 28 Apr 2026 10:47:26 +0000 (UTC)","by smtp.kernel.org (Postfix) with ESMTPSA id E7E14C2BCB5;\n\tTue, 28 Apr 2026 10:47:21 +0000 (UTC)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1777373246; cv=none;\n b=SM43lw9vZd1ancHTbAjz3uNpp76SDFjc7IaoWdwVWWpE9PFTvAWzak4lMyrsGF283Vu6SaMcVSvV//XphBjyOnRZfFp/KS1ynU3wN0IiYsjqS4TTIyXOO8JEIEVbpgtKTHEn7sezhnAhXEBsLpVmQZ03HNhXMKi915XPIey8AFQ=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1777373246; c=relaxed/simple;\n\tbh=hmQkgfT0rpHX0CJzE2hZUP7HWCGF2gixhN4JwZLv+JA=;\n\th=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc;\n b=fQl+5Z0t5tT0aTSdZfiO9iAo6OQZxNPgA2fueCdj+KqfSdeM58Sqknn1lghAJ1+HFjrK9HJnO120z9W/UXiaS8lo9bfUI+DGw8un5dl/A6VfAGTKi9jY6yzkUZEgZ1xHygoPFXkYbys2eDgBPcVtNqDbYykGGKu6T7XGjhDM8Ls=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=pTUXuWMr; arc=none smtp.client-ip=10.30.226.201","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1777373246;\n\tbh=hmQkgfT0rpHX0CJzE2hZUP7HWCGF2gixhN4JwZLv+JA=;\n\th=From:Subject:Date:To:Cc:From;\n\tb=pTUXuWMrnk8VsUalenBFv70B0MEXJ4/R5rM2VjC4M/M85xBPQcfXCRadYII+zSf5/\n\t kz7VuwVZI5KeV5qBpReRKf8Rm6KjCcTnl3mdvyh7LNyK5MBWGOJ7Uo1Pu19LXC1ypb\n\t bRk35Xutgk/B0dk62/C5Q5TwfdU8N4lh8ZZaP6o9ThCllGdYkhuMWghl10cJaQrkZE\n\t h0sn3Zb1feyTOo4uQPT/mKFr7I3dy49xkg1n5diH47jaoMQGUBphbSr1k/qsCsoE0z\n\t rWi0iaLvzzi8b/+TWu7NwG0xgfFZ+9bewT6QNidFI2E40lkpxDwLF7ALf/h6sealpX\n\t 5e5poB5xHn3fw==","From":"Yixun Lan ","Subject":"[PATCH v2 0/2] pwm: spacemit: Add Support for K3 SoC","Date":"Tue, 28 Apr 2026 10:46:49 +0000","Message-Id":"<20260428-03-k3-pwm-drv-v2-0-a532bbe45556@kernel.org>","Precedence":"bulk","X-Mailing-List":"linux-pwm@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","X-B4-Tracking":"v=1; b=H4sIABmQ8GkC/13MQQ6CMBCF4auQWTumpVCFlfcwLKoMMEEpmZqqI\n dzdSuLG5f+S9y0QSJgC1NkCQpED+ylFvsvgOripJ+Q2NeQqt6pQGpXB0eD8vGMrEQtyVeXIlGV\n rIX1moY5fm3duUg8cHl7eGx/1d/1J1Z8UE43aqINTtrs4czyNJBPd9l56aNZ1/QCG0OxfqwAAA\n A==","X-Change-ID":"20260401-03-k3-pwm-drv-4ea99ae355d6","To":"=?utf-8?q?Uwe_Kleine-K=C3=B6nig?= ,\n Rob Herring , Krzysztof Kozlowski ,\n Conor Dooley ,\n =?utf-8?q?Duje_Mihanovi=C4=87?= ","Cc":"linux-pwm@vger.kernel.org, devicetree@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,\n spacemit@lists.linux.dev, Yixun Lan ","X-Mailer":"b4 0.14.3","X-Developer-Signature":"v=1; a=openpgp-sha256; l=981; i=dlan@kernel.org;\n h=from:subject:message-id; bh=hmQkgfT0rpHX0CJzE2hZUP7HWCGF2gixhN4JwZLv+JA=;\n b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBp8JAwdWxf31B4X/UYDlsnNNL/sigdLdKjBqX4K\n 1SnRRj9eaOJAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCafCQMBsUgAAAAAAEAA5t\n YW51MiwyLjUrMS4xMiwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5\n maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU\n QACgkQMarqR1lNu+3GTg/9GubtELYf0rDa3bh0lEVik0BCce7hVSMXtGLQSH7NNgY0Vs/aVS8TE\n 8euy3CzBPvYB3BheBE1d3rh9xUJhBXBfgGyi3reM6J4f2z4yXjXix/TOcdHJnlv3Pxl5mILEl1X\n 7O2dzpUrRStl1nx/OMJDIH1NgwkEJcFOelSfVd4g9LlKmlKytREZFZ2rdSeYhWEywwPcMn2IEYf\n Fh4bKanfT7FHyG16aFk7lP+kPH/wihe1vJDrZhdXBAQeaI5YzfVfAayF0HI5yN7cokTsIxtYtWP\n S3RkTP/cZi7Y2rwSL1AdTK42Lg4XMG4mg3VKKTz5xfp4GXzFGISHc6Zrycydwva3OgUjbfwUjP9\n vG673vNWkiGn/Kcac5kaxKlTebWaQ9DjeSCe6Ce7RPrrLxG8OV/B2dlIfMaGfLk0JpOsJaKRJHc\n NyNZuoFUFJaUa1QNQBNowu0Mr/fZIua1gi3NFY4HDtT22tj0UaBVKME9jRjCKoSaZoCRvbv1G+p\n PkSYJrlBMOKBSMXc0AiDvXJ4R2LrjU7OhKxXFNFY9cmMdMaDJ/Y85xkYy3ce3gsfUqreW4xbVTm\n h4iaMC0SQ8a2yLZaO1GD1HQ5583AJG+p/5Xem7pMrQfBPhYvmuhLiWhi8ndImG7OL/xOXSUMqrn\n 3Wm6Tat+y3tnCarFNoQUG1M1ePjlVQ=","X-Developer-Key":"i=dlan@kernel.org; a=openpgp;\n fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55"},"content":"The PWM controller in SpacemiT K3 SoC reuse the same IP as previous K1\ngeneration, while the difference is that one additional bus clock is\nadded. Introduce a new compatible string and also adjust driver code to\nsupport it.\n\nSigned-off-by: Yixun Lan \n---\nChanges in v2:\n- Merge dt-binding of clock-names property\n- Use local variable for bus clock\n- Rebase to v7.1-rc1\n- Link to v1: https://lore.kernel.org/r/20260409-03-k3-pwm-drv-v1-0-1307a06fba38@kernel.org\n\n---\nYixun Lan (2):\n dt-bindings: pwm: marvell,pxa-pwm: Add SpacemiT K3 PWM support\n pwm: pxa: Add optional bus clock\n\n .../devicetree/bindings/pwm/marvell,pxa-pwm.yaml | 41 ++++++++++++++++++++--\n drivers/pwm/pwm-pxa.c | 8 ++++-\n 2 files changed, 45 insertions(+), 4 deletions(-)\n---\nbase-commit: 254f49634ee16a731174d2ae34bc50bd5f45e731\nchange-id: 20260401-03-k3-pwm-drv-4ea99ae355d6\n\nBest regards,"}