From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B49D6C43458 for ; Mon, 6 Jul 2026 23:29:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:References:From: Subject:Cc:To:Message-Id:Date:Content-Type:Content-Transfer-Encoding: Mime-Version:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=yxU8CHzvkTqWab+IeF9EPpfT2XdfzFSqHKpwnRwHBpU=; b=xugy+uyc10hxWY+PnWXmqZEsp+ t2p2JB1YfodoGtC7ShIPUynEFYvtyFuteKjIvdB7LZ7Inp2fi0XtSlhW9J43AyWJLzsaaZIvKptse V2F/9DAKw8vPUhbMOPKiyEafeZxezwesZ62uvn2nIdpRKY8NIUbD049liGeckbUCPxfnKVmTz5qAB muQKte8b856z1XYkmFcfdVQ12U6PPoM8G6Bd3dhdAM1pttuimHZFJTt1RZBm33DunqaQB0FgBtZOd B4WJ6vDUDV5gyNk2G3ngUWxWbbm7meRxm/CDEcYvppbKvR34QpVijsN3xBm31HxHFA6hh4NCEP1KK 5tNcXQjg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wgskl-0000000DnWG-37fZ; Mon, 06 Jul 2026 23:29:31 +0000 Received: from smtp.forwardemail.net ([149.28.215.223]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wgski-0000000DnVP-1FIf for linux-arm-kernel@lists.infradead.org; Mon, 06 Jul 2026 23:29:29 +0000 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=1783380567; bh=yxU8CHzvkTqWab+IeF9EPpfT2XdfzFSqHKpwnRwHBpU=; b=C99IDKw7CnTdbLDlnuCaqIs3LwVfqkOroAXJJFE+52dHHsMC0o1Q00r5YK7Gh36q5Z7YmfcOD arch1Opc7DhDKfEB91xnmsTRFECnO898uJd8oFn5OcdFaW+5hmDhGVu7n+kx+uyXcFiyyaHdKrC aKqlOLsCuSFINJrPtD0yxixQHYmfhut4xGlZxGUMtxJJLnxI0h/UrtqPrhaomrPt91O4R9jvqoW 017SRadaFZr1atQakd6H7BGqF40o4O/b4lqOMbaCy8BvOlXSK1r4kqpokZ4aXGFGqAiS8TmgUwV u2U2x0XAvNKW2btkBSyccJR0qfX3Urq72+PyfnjtKwlQ== 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 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> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260706_162928_339194_06547CBC X-CRM114-Status: GOOD ( 13.84 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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