From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 0729C36F91F; Thu, 8 Oct 2026 03:44:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791431093; cv=none; b=LW3xKp/n8Xzx6C0Ez+ftU2y9rWHEcSPteJusi8qNqU1byUleIZ/e8h/WWvPgTFVVJENeMP6soH/rJdQTD2ouDy6O8F503vtnjixOiYPHZnGWpYS21rs0UvGz1kSnNVPkOncidEKj41OLZbsSo2q/7zy+Q6tGpQKbR/+bZwM+nZQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791431093; c=relaxed/simple; bh=l8FGwTF2AqdaoQ0RvXAoKk8wuM5SPe0apwnGvih3fuI=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=izx/RCOkbBwc5MRCtxaJYxdFz/ed/GuNsB/aSPtCm8itJW5seSuqgw+SeVzRIwXmegOjfQfFFoMqkmIarQ4gOepMbvy6irhkGFAWSq285ggl5sYKodvmdXyzD5EUivSu10mXHBuwYVf0H6rdEbEp2sYh8LkIM/7OTv89dcdg6kU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lVYZFyax; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="lVYZFyax" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A6B7B1F000FF; Thu, 8 Oct 2026 03:44:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791431091; bh=aVCywcmTgZV0JLf3OiewVcrZqNd7Lr+G7Z98xka/5po=; h=From:Subject:Date:To:Cc; b=lVYZFyaxUSQCaabUnuhzn6w4zrpT47hgyOpbVAkXbmNZu+YHoh0ldFHtRgfKCx+EE 7hFIQPkmq7xrUzbTBWbJtaqvRoUXF2N1RtZCZoCzQ9+eX75/Zvc2wDRR2E4B/DKerV 7/Te1Vl0PYMMuxmF+kb/c2tfoHk4pIdfb1XEoy0vp+kDSxY23++UWZNiN+AKfwa6rw Lg0W6bKZvlP9AU3CUjBfC6Wu47Pe6BqH7YBdAU62Mw5fDiwZzCwcCnayDAZNQ1Ggyg HwwIWmfG+BlAl0qg0kmqUuO8qAgPEwGVxZEu+1spk3MuUKgD9hhI8TLSxE5aZiksN2 YgMqAOcdzt/AQ== From: Yixun Lan Subject: [PATCH v2 0/2] PM: spacemit: Add power domain support Date: Thu, 08 Oct 2026 03:44:28 +0000 Message-Id: <20261008-04-k3-pm-support-v2-0-6f778a53dd2d@kernel.org> 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: 7bit X-B4-Tracking: v=1; b=H4sIAAAAAAAC/yXMTQqDMBBA4avIrB0Yovh3ldKFmkmdFjVktBQkd zfa5bd47wDlIKzQZQcE/orKuiSYPINx6pcXo9hkMGQqaqlFKvFToJ9Rd+/XsCEN7Eripna2hpT 5wE5+9/Lx/Fv34c3jdn0gxhMzQmkYdAAAAA== X-Change-ID: 20260909-04-k3-pm-support-0bef40e87fd7 To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: Icenowy Zheng , Iker Pedrosa , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Yixun Lan X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1909; i=dlan@kernel.org; h=from:subject:message-id; bh=l8FGwTF2AqdaoQ0RvXAoKk8wuM5SPe0apwnGvih3fuI=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBqxxGmCApwz/x2lwt/8Lmrh1k9FSkd+J/kZiLik VBNNGSb2kOJAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCascRphsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMiwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+3hpRAAg9q7RKB8tNhnOWOn+sPugundTYNccTp5gk+xKOAs2LD2DWJl91QB+ 2bewwtCnFl288cYCJccAhDi//jXoKoovT8JWiJE93g0OftvXte2vwWxgNgVc2UyYgcKk+c02/ba KWyTLhJzvVnxaFLfLsCwbLnTAYXBbjurV+gviPfqauLycq9W7kNFeNcxHJWDsZ9MRSEgofOQTlH mhsQ7KusX4vybJ6YNZRzGOukKHEUtBx/badTbMxljWSQpUnNoCbLlgCriC47z9u1CFgaZGhGdXK +v6GyaE/OGnx9E6SzBYtXkj5ICLRcEEhaDMa2Y47wjJeADaivNcmyuGWiPe/yxJrLJ4ju0adYrQ FLyhgjpVrB2KgklMfmLsibMPJlQPm5y2JHP7QsPIUvqrjj4bHN+CgnxJOugh8DU2wtb7aHsyI1e TQ/zTvE/wEg0U8H/peN8pMS06P6VmO1c3oCRYG4Ag1fwsnl+BdgKiDqr/K7dwcAyVcrWzPDUHu9 9mBueT3klB67dC64mYGRIDbpleccoHR3v/E297nolPBH5KZiemSC7G8FrxzX/futoJtMS+v7qUB IfUYIy8NiN99M8kTNi+JGlleIiO7xUP4X9iy0mnM6c6w1L4kgAjaHBgWb0SVyRymRTqIIzlKfEt 87Tf45/ULix0bM9sKujB7wQXDITIFo= X-Developer-Key: i=dlan@kernel.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 In this series, we try to add a Power Domain driver support for SpacemiT K1/K3 SoCs, the driver implement the power-switch functionaly which support power on/off, and it's based on Linux Generic PM Domain framework and similiar to vendor K1's implementation, but unlike the K3's vendor version which is more complicated. The DTS patch is obsolete, so drop it. For devices required PM property, the DT part can be sent in separate patch. In order to test this series, a prerequisite CCU patches are needed, which can be found here [1]. Link: https://lore.kernel.org/spacemit/20261008-04-k3-clk-pm-aux-v1-0-8372d7307694@kernel.org/ [1] Signed-off-by: Yixun Lan --- Changes in v2: - convert to auxilary driver - no need dt-binding doc, drop it - drop dts patch - support to build as module - set always on for K3 audio pm - no global variable for struct spacemit_pmu - no force to do power-off in spacemit_pd_power_on() - check return value of pm_genpd_init() - adjust license header format - Link to v1: https://patch.msgid.link/20260918-04-k3-pm-support-v1-0-0acd2b36b96f@kernel.org --- Yixun Lan (2): dt-bindings: power: spacemit: Add power domain controller IDs pmdomain: spacemit: Add power domain driver drivers/pmdomain/Kconfig | 1 + drivers/pmdomain/Makefile | 1 + drivers/pmdomain/spacemit/Kconfig | 21 ++ drivers/pmdomain/spacemit/Makefile | 1 + drivers/pmdomain/spacemit/spacemit-pm-domains.c | 413 ++++++++++++++++++++++++ include/dt-bindings/power/spacemit,k1-power.h | 14 + include/dt-bindings/power/spacemit,k3-power.h | 12 + 7 files changed, 463 insertions(+) --- base-commit: cee9395acd8043be0644b25c34bfa86623f2b935 change-id: 20260909-04-k3-pm-support-0bef40e87fd7 Best regards, -- Yixun Lan