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 3557ACA0EDB for ; Tue, 12 Aug 2025 20:33:46 +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:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=9Gx2teK6F7i1hMuyruZkpWGT+vGdKN46w5EzNWLw65c=; b=YSZmdEXvzaDVQ3hkr+CZZS+n21 ef/G9VjLO/wKluyuJBg8xUOHo0VIxtBIq2OhKZH0QaoL5C0OgfWJGVc1btFXPTuz6lAyjzfOw47ne yFMAIEXDgYSh1ZMM3F8jqdPpOOHuIClL7umi0WBXeLlOWQh71XuCRbO1v6b4LcUW3d57KTK54fRTy DP5HO2F/jDSq0DP/69uLxHdJPAFczD+2dN5jvcInn0PYKoyLXbry2zQ8bE0R4NiXzQ0NSqGT2aoam jgXdHQ/bMO+tkM6jf+i2/axQyvCMYw1sFTTfo+FODuUK+EYLGgppvg9YbM60KXbrEDNtKY2xT0eAV tGokPvFg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1ulvgh-0000000BxAN-1gTc; Tue, 12 Aug 2025 20:33:39 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1ultgg-0000000BhsF-3KY7 for linux-arm-kernel@lists.infradead.org; Tue, 12 Aug 2025 18:25:31 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 077A3461CD; Tue, 12 Aug 2025 18:25:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 96EAEC4AF0C; Tue, 12 Aug 2025 18:25:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755023129; bh=63ifB2UNg7AJZpvKq4iGRrTwpRB8tb+yLkJzjM2n5lA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Fk2zgRVrLT4mojGFu2aLBKsIMMTKCINompo7OsWLUwFRq0XC3D0b4ULuZrwavryGS ZCNN6RIZ+1EBp9FU8tIdgVEdHApW6D7NeYiE6E24td8WQsuoWXVoZPsdyIcoQ1dZBs 9fDdTgIapMkHSwe3tN5RXy7uUARwiOORJzZYtLz2o+U9b5b852/XpCxOMfgZ6faKNo 5tS0Y4yVp3TEoXqE4frEuwiGA60VTNXFgeR44GDh2XxHM3O9QY+D9HWAkRxuxhd5xW qw7ZUkJdSy6pzWoRPL4wGQZ8UvvqQzM7wtoSb/wZB4CWBs70/f+HCl+Z1hn64bU53d s/xQitVDbIJPA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87C6CCA0EC4; Tue, 12 Aug 2025 18:25:29 +0000 (UTC) From: Sven Peter Date: Tue, 12 Aug 2025 18:25:17 +0000 Subject: [PATCH 3/3] arm64: dts: apple: t8103,t600x,t8112: Add SMC RTC node MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250812-wip-smc-rtc-v1-3-66a8e96dad60@kernel.org> References: <20250812-wip-smc-rtc-v1-0-66a8e96dad60@kernel.org> In-Reply-To: <20250812-wip-smc-rtc-v1-0-66a8e96dad60@kernel.org> To: Janne Grunau , Alyssa Rosenzweig , Neal Gompa , Lee Jones , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexandre Belloni Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, Sven Peter X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2148; i=sven@kernel.org; h=from:subject:message-id; bh=63ifB2UNg7AJZpvKq4iGRrTwpRB8tb+yLkJzjM2n5lA=; b=owGbwMvMwCHmIlirolUq95LxtFoSQ8bsdrFXpbt80jVMT1u8Pu6utUjNomDqHVOZJv03zlH8d eJH7BZ3lLIwiHEwyIopsmzfb2/65OEbwaWbLr2HmcPKBDKEgYtTACaiaMXwP0q1O2n15tUtrhMK sxfIHuz9HJFxL9o7mSWXecluFj3jNEaG3ie6ZVHZ2RW734dYft+yN3UH283TK+7zW5luqSzmLNz IDwA= X-Developer-Key: i=sven@kernel.org; a=openpgp; fpr=A1E3E34A2B3C820DBC4955E5993B08092F131F93 X-Endpoint-Received: by B4 Relay for sven@kernel.org/default with auth_id=407 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250812_112530_877062_B11F5F46 X-CRM114-Status: UNSURE ( 9.09 ) X-CRM114-Notice: Please train this message. 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 The System Manager Controller of all M1/M2 SoCs supports the RTC sub-device. Signed-off-by: Sven Peter --- arch/arm64/boot/dts/apple/t600x-die0.dtsi | 6 ++++++ arch/arm64/boot/dts/apple/t8103.dtsi | 6 ++++++ arch/arm64/boot/dts/apple/t8112.dtsi | 6 ++++++ 3 files changed, 18 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t600x-die0.dtsi b/arch/arm64/boot/dts/apple/t600x-die0.dtsi index 3603b276a2abcfa6a730f58d5c6b9914f22f00b0..f715b19efd1679e5cd384a967d6e2a7c261ee679 100644 --- a/arch/arm64/boot/dts/apple/t600x-die0.dtsi +++ b/arch/arm64/boot/dts/apple/t600x-die0.dtsi @@ -44,6 +44,12 @@ smc_reboot: reboot { nvmem-cell-names = "shutdown_flag", "boot_stage", "boot_error_count", "panic_count"; }; + + rtc { + compatible = "apple,smc-rtc"; + nvmem-cells = <&rtc_offset>; + nvmem-cell-names = "rtc_offset"; + }; }; smc_mbox: mbox@290408000 { diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 8b7b27887968741b745651e5133dffa7d8d20f6d..59f2678639cf47f469dc699c0ecb5b9e50a45ab1 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -916,6 +916,12 @@ smc_reboot: reboot { nvmem-cell-names = "shutdown_flag", "boot_stage", "boot_error_count", "panic_count"; }; + + rtc { + compatible = "apple,smc-rtc"; + nvmem-cells = <&rtc_offset>; + nvmem-cell-names = "rtc_offset"; + }; }; smc_mbox: mbox@23e408000 { diff --git a/arch/arm64/boot/dts/apple/t8112.dtsi b/arch/arm64/boot/dts/apple/t8112.dtsi index 3f79878b25af1f7760088aa552589494d67347fb..6bc3f58b06f703ed79578e89a030929a18d57796 100644 --- a/arch/arm64/boot/dts/apple/t8112.dtsi +++ b/arch/arm64/boot/dts/apple/t8112.dtsi @@ -919,6 +919,12 @@ smc_reboot: reboot { nvmem-cell-names = "shutdown_flag", "boot_stage", "boot_error_count", "panic_count"; }; + + rtc { + compatible = "apple,smc-rtc"; + nvmem-cells = <&rtc_offset>; + nvmem-cell-names = "rtc_offset"; + }; }; smc_mbox: mbox@23e408000 { -- 2.34.1