From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.forwardemail.net (smtp.forwardemail.net [149.28.215.223]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9728C41D4C0 for ; Mon, 6 Jul 2026 23:29:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=149.28.215.223 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783380570; cv=none; b=Qp47dcFXg0unRHSmBPiGZVMWdchpc35FYvO2g9B7/BQHUjf45+pK8/qnBf5JjJ9nSm36KacQM5KO8YL9tw3AgKCfildUXiJ4AjexPhRaNzLnO/V8MhdJLCrWjsObM7D0uBGE4738ZH0BVAN4tvZF12sdhSlkAcFD/5vpQuHDVzI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783380570; c=relaxed/simple; bh=xXx9ghtDXdcnOVa0JS+aJabtBtx0SXhjqKDY7OeXIJQ=; h=Mime-Version:Content-Type:Date:Message-Id:To:Cc:Subject:From: References:In-Reply-To; b=DOsJm0JWW7eDhWbjvPq1yTuIihHkbywt4os796Q4HzWNJeFGyOv3lKfmlv02W4J5jKwAABLqoFLlRk4/X5g21wubP6XWy23JLpsiM15LyxrwWWrhNJ4tKHRv+yyrHQJHfsZF/x5etBALnoMagHRuagozaZrbbAcbu1HVq6Ygc+s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ubuntu.com; spf=pass smtp.mailfrom=fe-bounces.ubuntu.com; dkim=pass (2048-bit key) header.d=ubuntu.com header.i=@ubuntu.com header.b=fmxVTZkv; arc=none smtp.client-ip=149.28.215.223 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ubuntu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fe-bounces.ubuntu.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ubuntu.com header.i=@ubuntu.com header.b="fmxVTZkv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ubuntu.com; h=In-Reply-To: References: From: Subject: Cc: To: Message-Id: Date: Content-Type: Content-Transfer-Encoding: Mime-Version; q=dns/txt; s=fe-953a8a3ca9; t=1783380568; bh=yxU8CHzvkTqWab+IeF9EPpfT2XdfzFSqHKpwnRwHBpU=; b=fmxVTZkv5pIBlof1LGfRi+DdXPkiO/3SI+YeBaCNT7vPuJTex8pm2P8HihVyXF+ostjHtzdEa 3Hcqj0VzMh4V6Oyc24R+TsJh5ijdWLHl7daHMMJEMu+keZFnqp1LB8b8QGpxizbnYh7Z5TFMOf9 7x63TSpoP0jn7yAEWlw2Lgir9c1AqXv2dw5E5r+hBx4mdxE2SQFHZ0poZiURLrorSNi7YJ0Iu8y wOyhURWIPxU0VdmMt6S+2cF4hPAWU5K7e+HjV89ARCAem4v9bz2g2L4f0wGNaq1zeXwniCOh9lS P1c0A+Y6ithPlCJgHEFj8ik3mHJlsIIhZk26AoWoz9gQ== X-Forward-Email-ID: 6a4c3a4e49befa328926c594 X-Forward-Email-Sender: rfc822; jpeisach@ubuntu.com, smtp.forwardemail.net, 149.28.215.223 X-Forward-Email-Version: 2.9.7 X-Forward-Email-Website: https://forwardemail.net X-Complaints-To: abuse@forwardemail.net X-Report-Abuse: abuse@forwardemail.net X-Report-Abuse-To: abuse@forwardemail.net Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8; format=Flowed Date: Mon, 06 Jul 2026 19:29:15 -0400 Message-Id: To: "Sasha Finkelstein" , "Sven Peter" , "Janne Grunau" , "Neal Gompa" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" Cc: , , , , "Conor Dooley" , "Hector Martin" Subject: Re: [PATCH v3 0/3] soc: apple: Add "PMGR misc" power controls driver From: "Joshua Peisach" X-Mailer: aerc 0.21.0 References: <20260705-pmgr-misc-v3-0-51b75fed6f73@chaosmail.tech> In-Reply-To: <20260705-pmgr-misc-v3-0-51b75fed6f73@chaosmail.tech> On Sun Jul 5, 2026 at 4:16 AM EDT, Sasha Finkelstein wrote: > Certain Apple SoCs have additional power state controls that are using > a separate "misc" mmio interface. Currently this includes the fabric > and memory controllers on pro/max/ultra SoCs. > > This series adds a driver to put those in a low power state when the > machine enters sleep. The power savings are SoC-dependent and are > around 1W. > > Signed-off-by: Sasha Finkelstein > --- > Changes in v3: > - Remove ability to probe only one control, it is not used anyway > - Allow building as module > - Style fixes > - Link to v2: https://patch.msgid.link/20260703-pmgr-misc-v2-0-4b26ba10c5= a4@chaosmail.tech > > Changes in v2: > - Error handling fixes > - Reword binding description > - Link to v1: https://patch.msgid.link/20260702-pmgr-misc-v1-0-4f075a3a95= c1@chaosmail.tech > > --- > Hector Martin (1): > soc: apple: Add driver for Apple PMGR misc controls > > Sasha Finkelstein (2): > dt-bindings: soc: apple: Add Apple PMGR misc controls > arm64: dts: apple: Add pmgr-misc nodes to t60xx > > Documentation/devicetree/bindings/soc/apple/apple,t6000-pmgr-misc.yaml |= 45 +++++++++++++++++++++++++++ > MAINTAINERS |= 1 + > arch/arm64/boot/dts/apple/t600x-die0.dtsi |= 7 +++++ > arch/arm64/boot/dts/apple/t602x-die0.dtsi |= 7 +++++ > drivers/soc/apple/Kconfig |= 10 ++++++ > drivers/soc/apple/Makefile |= 2 ++ > drivers/soc/apple/apple-pmgr-misc.c |= 181 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++= ++++++++++++++++++++++++++++++++++++ > 7 files changed, 253 insertions(+) > --- > base-commit: e5d9690657844a2645a518cdf838206f6daf513e > change-id: 20260702-pmgr-misc-ae1cbd5bc2c7 > > Best regards, > -- =20 > Sasha Finkelstein Seems fine. Reviewed-by: Joshua Peisach