From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr2-f12.google.com (mail-wr2-f12.google.com [74.125.225.76]) (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 BCE6154EED8 for ; Thu, 17 Sep 2026 13:58:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.225.76 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789653530; cv=none; b=SZkyoqi7NhTHuGPhGTFoi2+TusB2FXtNJx+o22O0vOA56UpHjGjdwLqfTTmO0trSti5720mbuB0MN0aGVEBAg/VsXoGbdNympYxyFI/R38dJ2Wx7ZDvFEGvurLKnhjDnEgfvBq9WKNtG/NsseL5mvP/m+1U0r32dQtjNRgaIJUA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789653530; c=relaxed/simple; bh=Zja5ba90Kazl7NPwGZQwwIyfLc90p+z6FNKULP8ntRs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LnyxB6eIXnZ3Lx3Gkh1JSOdqe1zPr3UqY56RjTGLHcsCtzh4a6H83UtNE+LDJvUatxB5oC7l7QB7imMTvtLjFPC1D2R/elCOeGHJ7CoK2uxNHUNeKt1/I+2kXnEp3Olb49zTqOvwTyNPs/DF7WS7JcpZhptQVDhCLQTR5Y8JjWA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=dh7wGCoi; arc=none smtp.client-ip=74.125.225.76 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="dh7wGCoi" Received: by mail-wr2-f12.google.com with SMTP id ffacd0b85a97d-485933b2522so645035f8f.0 for ; Thu, 17 Sep 2026 06:58:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1789653527; x=1790258327; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=DM/W5OiE7zuL0Fj+5+8EggB4ExQGwHREFTFpjNObiQ8=; b=dh7wGCoi22nVyeiGkA5UiiMZTpwbyhrPLsFceIFwXvTa+XJMj0591e0EgBTsda71E3 HYBVgq5EsWXngYnoJ/iySl03ecKqDQL+0cPOqjDc+d1JTW/WNtyKFe4rScvtnh9nUwJD fx4hHOWEZtRwjin1QRpLcFpddFpFbzRLfegacsv4QcHwgoLylFu9+NtSYkmqcGc66/zF AE0gS4GQ2Fazuwo+m3LkvrCxUWut+qyDwrnbUSEU4MWgVcBnAvgftMbyrJWvOp/w1FNM Djzlo+8Zhau6PFm4pYIXNB1rY4PIWpoPzv3YrFv+Ugzo3IBi7kHQi1ggneCUh3tAGkQG XURg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1789653527; x=1790258327; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=DM/W5OiE7zuL0Fj+5+8EggB4ExQGwHREFTFpjNObiQ8=; b=BufXaSU65OIDDuPsVF4f7Pbzw9si4kCV712WxvNVV2TKXoFAdR/87d8mKb7RN6zXcL HCUVuZyoqkgj95i3gocT7vnAvsR0UxQsXoiPNCDigkPu3UPbPpNkUc21DAiUZ0rvn73B ho88hXNy/6u19aHvw9sy329d9sKLP10a4yvkdm+FaWm4w2uDwbXg71yY3fFwbr2RI1fI AnjOaIyzyLSlz4wMF+/QqzEw55DsEx6tkD16PU9MP9w9HSgQb8aisvH0M4lntc1fq0R6 ulaJKmHNgHh5K2t0bIsHKoAW7ZhId9WHIA7soW9hWN6XHeppuSo5Uu1S3OwkdwT32RYc Y82A== X-Forwarded-Encrypted: i=1; AKwUvBymrQB4mO00lycXeoBspUYYGoRQaiTmf47LeLYAWuyhGXL0/JEWVbTSpQgC2+zqketi7gFHJYlQcKY=@vger.kernel.org X-Gm-Message-State: AFuF++kg0gNUSmAgKNVYliyxgkel9KD3UCmA9aOQXazot6o+0RL+BHyf N1A0uGx3JtAJXqUycKAAHrHos8/TpPbNWnvueSWzn0y8AnDUFTrRtoQu X-Gm-Gg: AYBFou3R+J+fNqSvA/UtibkXvPkdBkY8xj+zm4xDryM6VXMzaj1mZESFQwTSKGAkrLh 11EAriazY7s7R3A1q4NbRSoA6vzWcZaJ41BlFAAL9iWNUSPnAQFFMSDDpAd5275FvV7teElF8pC NvKdsb5qAQB2NpVOk/41Tt/CgkY8zsVHwEmJYu1aiX19xnkGAub7xetDUQJ8nOccfbrukEVy2cC bCj7hvYmG8D/WKmHYNtdFz6B1Hz3L/DwoPpukXES3yQkEnMmSDqwwEIkVmIw/8jFdRfP0Esbgtw bKM8l9Sae2woZH1w9nmlluMyhqR/dNt1nnfx3Ip8vUyyhSuPdPrWRd9ewIct+ljTp6x/eyztjGL sVu2WCQQct7b9yuwu+gWbPq1cAuQE5rv60V/ktBZPX5yJrRcSdso02QBU4xMBrL/5nh9/lCcOpz n1Lr8zQPVrwtZBDxNXs1mlmaiwUCtkiPUML+BKVqQI2oxeYEI0YvNWuZzYpB4j7gZKzuigmrtfh jP01TO+KfIc5t7P47bTeAx/QtIjQEo76cNQzB5lB4F3MSVYVTeuE7ZSZA== X-Received: by 2002:a05:6000:4543:b0:487:62d:37d6 with SMTP id ffacd0b85a97d-4870d062278mr12784911f8f.23.1789653526791; Thu, 17 Sep 2026 06:58:46 -0700 (PDT) Received: from zeus.localdomain (212.71.14.70.adsl.dyn.edpnet.net. [212.71.14.70]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4870bf414c3sm12851706f8f.30.2026.09.17.06.58.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Sep 2026 06:58:46 -0700 (PDT) From: Sander Speetjens To: Alexandre Belloni Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Jonathan Bell , Stefan Wahren , linux-rtc@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, sander.speetjens@gmail.com Subject: [PATCH v3 1/2] dt-bindings: rtc: Add property for Raspberry Pi 5 RTC Date: Thu, 17 Sep 2026 15:58:40 +0200 Message-ID: <20260917135841.841680-2-sander.speetjens@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260917135841.841680-1-sander.speetjens@gmail.com> References: <20260917135841.841680-1-sander.speetjens@gmail.com> Precedence: bulk X-Mailing-List: linux-rtc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add trickle-voltage-millivolt property for the Raspberry Pi 5 RTC. V2 -> V3: Fixed the firmware property naming V1 -> V2: As discussed with Krzysztof Kozlowski, this property is folded into the existing raspberrypi,bcm2835-firmware properties. Signed-off-by: Sander Speetjens --- .../bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml index 983ea80eaec9..dc71fd57834e 100644 --- a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml +++ b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml @@ -133,6 +133,11 @@ properties: required: - compatible + trickle-voltage-millivolt: + $ref: /schemas/rtc/rtc.yaml#/properties/trickle-voltage-millivolt + minimum: 1300 + maximum: 5000 + required: - compatible - mboxes @@ -144,6 +149,7 @@ examples: firmware { compatible = "raspberrypi,bcm2835-firmware", "simple-mfd"; mboxes = <&mailbox>; + trickle-voltage-millivolt = <3300>; firmware_clocks: clocks { compatible = "raspberrypi,firmware-clocks"; -- 2.55.0