From nobody Tue Jun 16 19:38:15 2026 Received: from smtpout-04.galae.net (smtpout-04.galae.net [185.171.202.116]) (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 957D83612D8 for ; Wed, 29 Apr 2026 12:20:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.171.202.116 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777465204; cv=none; b=HKNYxEVGD1kXzyDM/Zrppw2EZhqHh2PNOHvwNoRfq19EHHgMr3+H8OLgPgP0ZShWcxlMk3K2vaCf6KrlEz8fTuhECctnNAzUwZRITqhslvNf25FLIwS/bVTX1othTJBOs1VMr+Xe3VzjeX9XOpIu4uT/7kPDXdntG9FeRKLGWXY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777465204; c=relaxed/simple; bh=gDRhM5CLKRI+wwMQQUXKMmoI5wAhA5H+s6qu3bR6F2U=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=Bp9rpO5ziHX5fce4wq1oxsT6knHJOpV/tmNmq2CMibim6PeyZ6RYoUPOoRTyEJ1oNhmbOGkIrkFCa+5dRCEOXfi63UKvEbuIG04UTKJAuEU3qFx534mYMWwP1QHAoMbOPQAVNtHpxh5PjIanhlfNiG9Uy/XhMvUgPB0Rt7eH028= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=RuSqv6yo; arc=none smtp.client-ip=185.171.202.116 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="RuSqv6yo" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-04.galae.net (Postfix) with ESMTPS id 0F83DC5EF22; Wed, 29 Apr 2026 12:20:45 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id EBD91601DF; Wed, 29 Apr 2026 12:20:00 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 3FB0D10729CA0; Wed, 29 Apr 2026 14:19:52 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1777465196; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding; bh=umQT6FTIxdphMXQFtg30XzGrHeATYZt4GaKs6EI1if0=; b=RuSqv6yooHTYsSxzqrh948SqOEAAXaTjq7OnNfTwRCzdoLojlF9G8BB7mxdXSyWngxl8RL jdt6qbQhvc6wuIdXMlggk/5fQo9nPN7ArhGm17U4wdARqT9oOifrKhwMFkFk0pcIYqU0vl OrAjV2Nl6jvxNUeSTFtAXjhOG5oRohqGLKuzq+7Vxax4eshVcaSqC8UQV4NHYW6FuOeqJ5 GlFRnNpqdVL82/AhbTwLhTy962QUXcTpMgk/0jgSKi1BvbQVyoSRyUcqo7UFc6zt4HaPPA rxBTxfzvQUYPM/1UaPYsv9Dq5kzNepIhRiLLzvikzEy7walibapPOCbhX0YrKA== From: "Thomas Richard (TI)" Date: Wed, 29 Apr 2026 14:19:48 +0200 Subject: [PATCH v2] arm64: dts: ti: k3-j721s2-som-p0: add bootph-pre-ram property to PMIC-B 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: quoted-printable Message-Id: <20260429-k3-j721s2-som-bootph-pre-ram-pmic-4c-v2-1-31a0e7677216@bootlin.com> X-B4-Tracking: v=1; b=H4sIAGP38WkC/42NQQ6CMBBFr0Jm7Zi2FAFX3sOwKHWQUUtJS4iGc HcLiXuX78//8xaIFJginLMFAs0c2Q8J1CED25vhTsi3xKCEOgmtSnzm+CiVjAqjd9h6P409joE wGIejY4vaYql119aiFYXJIb1K947fu+baJO45Tj58dusst/QnqP4TzBIlUpVGluqiMOKyFV88H K130Kzr+gWoaCUs2gAAAA== X-Change-ID: 20260427-k3-j721s2-som-bootph-pre-ram-pmic-4c-744fb90b05a3 To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, gregory.clement@bootlin.com, richard.genoud@bootlin.com, u-kumar1@ti.com, a-kumar2@ti.com, "Thomas Richard (TI)" X-Mailer: b4 0.14.3 X-Last-TLS-Session-Version: TLSv1.3 On j721s2, PMIC-B is needed to exit the DDR from retention after suspend-to-ram. Add bootph-pre-ram property to make PMIC-B available to the bootloader in the phase that sets up the DDR. Signed-off-by: Thomas Richard (TI) Reviewed-by: Udit Kumar --- For the v2 I just updated the commit title and message to use PMIC-B instead of pmic@4c. --- Changes in v2: - replace pmic@4c by PMIC-B in commit message. - Link to v1: https://lore.kernel.org/r/20260428-k3-j721s2-som-bootph-pre-r= am-pmic-4c-v1-1-e8202ce955a0@bootlin.com --- arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi b/arch/arm64/boot= /dts/ti/k3-j721s2-som-p0.dtsi index 12a38dd1514b..a19e535f4946 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi @@ -250,6 +250,7 @@ buckb1: buck1 { regulator-max-microvolt =3D <1800000>; regulator-always-on; regulator-boot-on; + bootph-pre-ram; }; =20 buckb2: buck2 { --- base-commit: 59b04cb2325c07ddc1cc7d984bd8c8f89f161746 change-id: 20260427-k3-j721s2-som-bootph-pre-ram-pmic-4c-744fb90b05a3 Best regards, --=20 Thomas Richard (TI)